ijkplayer播放器的read_thread数据接受线程在处理音频的时候如果首个数据包没有发现audio stream 以后就不会有音频数据
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本文对应的ijkplayer版本为: k0.7.9
ijkplayer播放器在拉到第一条数据流的时候如果没有解出音频包,ijkplayer 就一直没有声音了!
正常能播放时 ijkplayer 解到的首包 包含音频stream 和视频stream
ijkplayer播放器的read_thread数据接受线程在处理音频的时候如果首个数据包没有发现audio stream 以后就不会有音频数据了 这是个bug 解决方法如下:
pkt->flags = 0; ret = av_read_frame(ic, pkt); if (is->audio_stream >= 0) { //之前已经发现音频信息 }else{ if (!ffp->audio_disable){ av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream);#if 1 int audio_stream_idx = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, st_index[AVMEDIA_TYPE_AUDIO], st_index[AVMEDIA_TYPE_VIDEO], NULL, 0); if (audio_stream_idx >= 0){ //之前没有发现音频信息 av_log(NULL, AV_LOG_WARNING, "重要信息发现 -> 音频流\n"); refind_audio_stream(ffp, ic, audio_stream_idx); } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream);#endif } }
//static int refind audio streamstatic int refind_audio_stream(FFPlayer *ffp, AVFormatContext *ic, int stream_index) { /* open the streams */ if (stream_index >= 0) {#warning 测试代码 //打开音频流 stream_component_open(ffp, stream_index); av_log(NULL, AV_LOG_INFO, "打开音频流stream\n"); } ijkmeta_set_avformat_context_l(ffp->meta, ic); if (stream_index >= 0){ ijkmeta_set_int64_l(ffp->meta, IJKM_KEY_AUDIO_STREAM, stream_index); av_log(NULL, AV_LOG_INFO, "音频原始数据初始化\n"); } return 0;}
/* * Copyright (c) 2003 Bilibili * Copyright (c) 2003 Fabrice Bellard * Copyright (c) 2013 Zhang Rui <bbcallen@gmail.com> * * This file is part of ijkPlayer. * * ijkPlayer is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * ijkPlayer is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with ijkPlayer; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */#include "ff_ffplay.h"/** * @file * simple media player based on the FFmpeg libraries */#include "config.h"#include <inttypes.h>#include <math.h>#include <limits.h>#include <signal.h>#include <stdint.h>#include "libavutil/avstring.h"#include "libavutil/eval.h"#include "libavutil/mathematics.h"#include "libavutil/pixdesc.h"#include "libavutil/imgutils.h"#include "libavutil/dict.h"#include "libavutil/parseutils.h"#include "libavutil/samplefmt.h"#include "libavutil/avassert.h"#include "libavutil/time.h"#include "libavformat/avformat.h"#if CONFIG_AVDEVICE#include "libavdevice/avdevice.h"#endif#include "libswscale/swscale.h"#include "libavutil/opt.h"#include "libavcodec/avfft.h"#include "libswresample/swresample.h"#if CONFIG_AVFILTER# include "libavcodec/avcodec.h"# include "libavfilter/avfilter.h"# include "libavfilter/buffersink.h"# include "libavfilter/buffersrc.h"#endif#include "ijksdl/ijksdl_log.h"#include "ijkavformat/ijkavformat.h"#include "ff_cmdutils.h"#include "ff_fferror.h"#include "ff_ffpipeline.h"#include "ff_ffpipenode.h"#include "ff_ffplay_debug.h"#include "ijkmeta.h"#include "ijkversion.h"#include <stdatomic.h>#if defined(__ANDROID__)#include "ijksoundtouch/ijksoundtouch_wrap.h"#endif#ifndef AV_CODEC_FLAG2_FAST#define AV_CODEC_FLAG2_FAST CODEC_FLAG2_FAST#endif#ifndef AV_CODEC_CAP_DR1#define AV_CODEC_CAP_DR1 CODEC_CAP_DR1#endif// FIXME: 9 work around NDKr8e or gcc4.7 bug// isnan() may not recognize some double NAN, so we test both double and float#if defined(__ANDROID__)#ifdef isnan#undef isnan#endif#define isnan(x) (isnan((double)(x)) || isnanf((float)(x)))#endif#if defined(__ANDROID__)#define printf(...) ALOGD(__VA_ARGS__)#endif#define FFP_IO_STAT_STEP (50 * 1024)#define FFP_BUF_MSG_PERIOD (3)// static const AVOption ffp_context_options[] = ...#include "ff_ffplay_options.h"static AVPacket flush_pkt;#if CONFIG_AVFILTER// FFP_MERGE: opt_add_vfilter#endif#define IJKVERSION_GET_MAJOR(x) ((x >> 16) & 0xFF)#define IJKVERSION_GET_MINOR(x) ((x >> 8) & 0xFF)#define IJKVERSION_GET_MICRO(x) ((x ) & 0xFF)#if CONFIG_AVFILTERstatic inlineint cmp_audio_fmts(enum AVSampleFormat fmt1, int64_t channel_count1, enum AVSampleFormat fmt2, int64_t channel_count2){ /* If channel count == 1, planar and non-planar formats are the same */ if (channel_count1 == 1 && channel_count2 == 1) return av_get_packed_sample_fmt(fmt1) != av_get_packed_sample_fmt(fmt2); else return channel_count1 != channel_count2 || fmt1 != fmt2;}static inlineint64_t get_valid_channel_layout(int64_t channel_layout, int channels){ if (channel_layout && av_get_channel_layout_nb_channels(channel_layout) == channels) return channel_layout; else return 0;}#endifstatic void free_picture(Frame *vp);static int packet_queue_put_private(PacketQueue *q, AVPacket *pkt){ MyAVPacketList *pkt1; if (q->abort_request) return -1;#ifdef FFP_MERGE pkt1 = av_malloc(sizeof(MyAVPacketList));#else pkt1 = q->recycle_pkt; if (pkt1) { q->recycle_pkt = pkt1->next; q->recycle_count++; } else { q->alloc_count++; pkt1 = av_malloc(sizeof(MyAVPacketList)); }#ifdef FFP_SHOW_PKT_RECYCLE int total_count = q->recycle_count + q->alloc_count; if (!(total_count % 50)) { av_log(ffp, AV_LOG_DEBUG, "pkt-recycle \t%d + \t%d = \t%d\n", q->recycle_count, q->alloc_count, total_count); }#endif#endif if (!pkt1) return -1; pkt1->pkt = *pkt; pkt1->next = NULL; if (pkt == &flush_pkt) q->serial++; pkt1->serial = q->serial; if (!q->last_pkt) q->first_pkt = pkt1; else q->last_pkt->next = pkt1; q->last_pkt = pkt1; q->nb_packets++; q->size += pkt1->pkt.size + sizeof(*pkt1); q->duration += FFMAX(pkt1->pkt.duration, MIN_PKT_DURATION); /* XXX: should duplicate packet data in DV case */ SDL_CondSignal(q->cond); return 0;}static int packet_queue_put(PacketQueue *q, AVPacket *pkt){ int ret; SDL_LockMutex(q->mutex); ret = packet_queue_put_private(q, pkt); SDL_UnlockMutex(q->mutex); if (pkt != &flush_pkt && ret < 0) av_packet_unref(pkt); return ret;}static int packet_queue_put_nullpacket(PacketQueue *q, int stream_index){ AVPacket pkt1, *pkt = &pkt1; av_init_packet(pkt); pkt->data = NULL; pkt->size = 0; pkt->stream_index = stream_index; return packet_queue_put(q, pkt);}/* packet queue handling */static int packet_queue_init(PacketQueue *q){ memset(q, 0, sizeof(PacketQueue)); q->mutex = SDL_CreateMutex(); if (!q->mutex) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateMutex(): %s\n", SDL_GetError()); return AVERROR(ENOMEM); } q->cond = SDL_CreateCond(); if (!q->cond) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError()); return AVERROR(ENOMEM); } q->abort_request = 1; return 0;}static void packet_queue_flush(PacketQueue *q){ MyAVPacketList *pkt, *pkt1; SDL_LockMutex(q->mutex); for (pkt = q->first_pkt; pkt; pkt = pkt1) { pkt1 = pkt->next; av_packet_unref(&pkt->pkt);#ifdef FFP_MERGE av_freep(&pkt);#else pkt->next = q->recycle_pkt; q->recycle_pkt = pkt;#endif } q->last_pkt = NULL; q->first_pkt = NULL; q->nb_packets = 0; q->size = 0; q->duration = 0; SDL_UnlockMutex(q->mutex);}static void packet_queue_destroy(PacketQueue *q){ packet_queue_flush(q); SDL_LockMutex(q->mutex); while(q->recycle_pkt) { MyAVPacketList *pkt = q->recycle_pkt; if (pkt) q->recycle_pkt = pkt->next; av_freep(&pkt); } SDL_UnlockMutex(q->mutex); SDL_DestroyMutex(q->mutex); SDL_DestroyCond(q->cond);}static void packet_queue_abort(PacketQueue *q){ SDL_LockMutex(q->mutex); q->abort_request = 1; SDL_CondSignal(q->cond); SDL_UnlockMutex(q->mutex);}static void packet_queue_start(PacketQueue *q){ SDL_LockMutex(q->mutex); q->abort_request = 0; packet_queue_put_private(q, &flush_pkt); SDL_UnlockMutex(q->mutex);}/* return < 0 if aborted, 0 if no packet and > 0 if packet. */static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block, int *serial){ MyAVPacketList *pkt1; int ret; SDL_LockMutex(q->mutex); for (;;) { if (q->abort_request) { ret = -1; break; } pkt1 = q->first_pkt; if (pkt1) { q->first_pkt = pkt1->next; if (!q->first_pkt) q->last_pkt = NULL; q->nb_packets--; q->size -= pkt1->pkt.size + sizeof(*pkt1); q->duration -= FFMAX(pkt1->pkt.duration, MIN_PKT_DURATION); *pkt = pkt1->pkt; if (serial) *serial = pkt1->serial;#ifdef FFP_MERGE av_free(pkt1);#else pkt1->next = q->recycle_pkt; q->recycle_pkt = pkt1;#endif ret = 1; break; } else if (!block) { ret = 0; break; } else { SDL_CondWait(q->cond, q->mutex); } } SDL_UnlockMutex(q->mutex); return ret;}static int packet_queue_get_or_buffering(FFPlayer *ffp, PacketQueue *q, AVPacket *pkt, int *serial, int *finished){ assert(finished); if (!ffp->packet_buffering) return packet_queue_get(q, pkt, 1, serial); while (1) { int new_packet = packet_queue_get(q, pkt, 0, serial); if (new_packet < 0) return -1; else if (new_packet == 0) { if (q->is_buffer_indicator && !*finished) ffp_toggle_buffering(ffp, 1); new_packet = packet_queue_get(q, pkt, 1, serial); if (new_packet < 0) return -1; } if (*finished == *serial) { av_packet_unref(pkt); continue; } else break; } return 1;}static void decoder_init(Decoder *d, AVCodecContext *avctx, PacketQueue *queue, SDL_cond *empty_queue_cond) { memset(d, 0, sizeof(Decoder)); d->avctx = avctx; d->queue = queue; d->empty_queue_cond = empty_queue_cond; d->start_pts = AV_NOPTS_VALUE; d->first_frame_decoded_time = SDL_GetTickHR(); d->first_frame_decoded = 0; SDL_ProfilerReset(&d->decode_profiler, -1);}static int decoder_decode_frame(FFPlayer *ffp, Decoder *d, AVFrame *frame, AVSubtitle *sub) { int got_frame = 0; do { int ret = -1; if (d->queue->abort_request) return -1; if (!d->packet_pending || d->queue->serial != d->pkt_serial) { AVPacket pkt; do { if (d->queue->nb_packets == 0) SDL_CondSignal(d->empty_queue_cond); if (packet_queue_get_or_buffering(ffp, d->queue, &pkt, &d->pkt_serial, &d->finished) < 0) return -1; if (pkt.data == flush_pkt.data) { avcodec_flush_buffers(d->avctx); d->finished = 0; d->next_pts = d->start_pts; d->next_pts_tb = d->start_pts_tb; } } while (pkt.data == flush_pkt.data || d->queue->serial != d->pkt_serial); av_packet_unref(&d->pkt); d->pkt_temp = d->pkt = pkt; d->packet_pending = 1; } switch (d->avctx->codec_type) { case AVMEDIA_TYPE_VIDEO: { ret = avcodec_decode_video2(d->avctx, frame, &got_frame, &d->pkt_temp); if (got_frame) { ffp->stat.vdps = SDL_SpeedSamplerAdd(&ffp->vdps_sampler, FFP_SHOW_VDPS_AVCODEC, "vdps[avcodec]"); if (ffp->decoder_reorder_pts == -1) { frame->pts = av_frame_get_best_effort_timestamp(frame); } else if (!ffp->decoder_reorder_pts) { frame->pts = frame->pkt_dts; } } } break; case AVMEDIA_TYPE_AUDIO: ret = avcodec_decode_audio4(d->avctx, frame, &got_frame, &d->pkt_temp); if (got_frame) { AVRational tb = (AVRational){1, frame->sample_rate}; if (frame->pts != AV_NOPTS_VALUE) frame->pts = av_rescale_q(frame->pts, av_codec_get_pkt_timebase(d->avctx), tb); else if (d->next_pts != AV_NOPTS_VALUE) frame->pts = av_rescale_q(d->next_pts, d->next_pts_tb, tb); if (frame->pts != AV_NOPTS_VALUE) { d->next_pts = frame->pts + frame->nb_samples; d->next_pts_tb = tb; } } break; case AVMEDIA_TYPE_SUBTITLE: ret = avcodec_decode_subtitle2(d->avctx, sub, &got_frame, &d->pkt_temp); break; default: break; } if (ret < 0) { d->packet_pending = 0; } else { d->pkt_temp.dts = d->pkt_temp.pts = AV_NOPTS_VALUE; if (d->pkt_temp.data) { if (d->avctx->codec_type != AVMEDIA_TYPE_AUDIO) ret = d->pkt_temp.size; d->pkt_temp.data += ret; d->pkt_temp.size -= ret; if (d->pkt_temp.size <= 0) d->packet_pending = 0; } else { if (!got_frame) { d->packet_pending = 0; d->finished = d->pkt_serial; } } } } while (!got_frame && !d->finished); return got_frame;}static void decoder_destroy(Decoder *d) { av_packet_unref(&d->pkt); avcodec_free_context(&d->avctx);}static void frame_queue_unref_item(Frame *vp){ av_frame_unref(vp->frame); SDL_VoutUnrefYUVOverlay(vp->bmp); avsubtitle_free(&vp->sub);}static int frame_queue_init(FrameQueue *f, PacketQueue *pktq, int max_size, int keep_last){ int i; memset(f, 0, sizeof(FrameQueue)); if (!(f->mutex = SDL_CreateMutex())) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateMutex(): %s\n", SDL_GetError()); return AVERROR(ENOMEM); } if (!(f->cond = SDL_CreateCond())) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError()); return AVERROR(ENOMEM); } f->pktq = pktq; f->max_size = FFMIN(max_size, FRAME_QUEUE_SIZE); f->keep_last = !!keep_last; for (i = 0; i < f->max_size; i++) if (!(f->queue[i].frame = av_frame_alloc())) return AVERROR(ENOMEM); return 0;}static void frame_queue_destory(FrameQueue *f){ int i; for (i = 0; i < f->max_size; i++) { Frame *vp = &f->queue[i]; frame_queue_unref_item(vp); av_frame_free(&vp->frame); free_picture(vp); } SDL_DestroyMutex(f->mutex); SDL_DestroyCond(f->cond);}static void frame_queue_signal(FrameQueue *f){ SDL_LockMutex(f->mutex); SDL_CondSignal(f->cond); SDL_UnlockMutex(f->mutex);}static Frame *frame_queue_peek(FrameQueue *f){ return &f->queue[(f->rindex + f->rindex_shown) % f->max_size];}static Frame *frame_queue_peek_next(FrameQueue *f){ return &f->queue[(f->rindex + f->rindex_shown + 1) % f->max_size];}static Frame *frame_queue_peek_last(FrameQueue *f){ return &f->queue[f->rindex];}static Frame *frame_queue_peek_writable(FrameQueue *f){ /* wait until we have space to put a new frame */ SDL_LockMutex(f->mutex); while (f->size >= f->max_size && !f->pktq->abort_request) { SDL_CondWait(f->cond, f->mutex); } SDL_UnlockMutex(f->mutex); if (f->pktq->abort_request) return NULL; return &f->queue[f->windex];}static Frame *frame_queue_peek_readable(FrameQueue *f){ /* wait until we have a readable a new frame */ SDL_LockMutex(f->mutex); while (f->size - f->rindex_shown <= 0 && !f->pktq->abort_request) { SDL_CondWait(f->cond, f->mutex); } SDL_UnlockMutex(f->mutex); if (f->pktq->abort_request) return NULL; return &f->queue[(f->rindex + f->rindex_shown) % f->max_size];}static void frame_queue_push(FrameQueue *f){ if (++f->windex == f->max_size) f->windex = 0; SDL_LockMutex(f->mutex); f->size++; SDL_CondSignal(f->cond); SDL_UnlockMutex(f->mutex);}static void frame_queue_next(FrameQueue *f){ if (f->keep_last && !f->rindex_shown) { f->rindex_shown = 1; return; } frame_queue_unref_item(&f->queue[f->rindex]); if (++f->rindex == f->max_size) f->rindex = 0; SDL_LockMutex(f->mutex); f->size--; SDL_CondSignal(f->cond); SDL_UnlockMutex(f->mutex);}/* return the number of undisplayed frames in the queue */static int frame_queue_nb_remaining(FrameQueue *f){ return f->size - f->rindex_shown;}/* return last shown position */#ifdef FFP_MERGEstatic int64_t frame_queue_last_pos(FrameQueue *f){ Frame *fp = &f->queue[f->rindex]; if (f->rindex_shown && fp->serial == f->pktq->serial) return fp->pos; else return -1;}#endifstatic void decoder_abort(Decoder *d, FrameQueue *fq){ packet_queue_abort(d->queue); frame_queue_signal(fq); SDL_WaitThread(d->decoder_tid, NULL); d->decoder_tid = NULL; packet_queue_flush(d->queue);}// FFP_MERGE: fill_rectangle// FFP_MERGE: fill_border// FFP_MERGE: ALPHA_BLEND// FFP_MERGE: RGBA_IN// FFP_MERGE: YUVA_IN// FFP_MERGE: YUVA_OUT// FFP_MERGE: BPP// FFP_MERGE: blend_subrectstatic void free_picture(Frame *vp){ if (vp->bmp) { SDL_VoutFreeYUVOverlay(vp->bmp); vp->bmp = NULL; }}// FFP_MERGE: realloc_texture// FFP_MERGE: calculate_display_rect// FFP_MERGE: upload_texture// FFP_MERGE: video_image_displaystatic size_t parse_ass_subtitle(const char *ass, char *output){ char *tok = NULL; tok = strchr(ass, ':'); if (tok) tok += 1; // skip event tok = strchr(tok, ','); if (tok) tok += 1; // skip layer tok = strchr(tok, ','); if (tok) tok += 1; // skip start_time tok = strchr(tok, ','); if (tok) tok += 1; // skip end_time tok = strchr(tok, ','); if (tok) tok += 1; // skip style tok = strchr(tok, ','); if (tok) tok += 1; // skip name tok = strchr(tok, ','); if (tok) tok += 1; // skip margin_l tok = strchr(tok, ','); if (tok) tok += 1; // skip margin_r tok = strchr(tok, ','); if (tok) tok += 1; // skip margin_v tok = strchr(tok, ','); if (tok) tok += 1; // skip effect if (tok) { char *text = tok; size_t idx = 0; do { char *found = strstr(text, "\\N"); if (found) { size_t n = found - text; memcpy(output+idx, text, n); output[idx + n] = '\n'; idx = n + 1; text = found + 2; } else { size_t left_text_len = strlen(text); memcpy(output+idx, text, left_text_len); if (output[idx + left_text_len - 1] == '\n') output[idx + left_text_len - 1] = '\0'; else output[idx + left_text_len] = '\0'; break; } } while(1); return strlen(output) + 1; } return 0;}static void video_image_display2(FFPlayer *ffp){ VideoState *is = ffp->is; Frame *vp; Frame *sp = NULL; vp = frame_queue_peek_last(&is->pictq); int latest_seek_load_serial = __atomic_exchange_n(&(is->latest_seek_load_serial), -1, memory_order_seq_cst); if (latest_seek_load_serial == vp->serial) ffp->stat.latest_seek_load_duration = (av_gettime() - is->latest_seek_load_start_at) / 1000; if (vp->bmp) { if (is->subtitle_st) { if (frame_queue_nb_remaining(&is->subpq) > 0) { sp = frame_queue_peek(&is->subpq); if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) { if (!sp->uploaded) { if (sp->sub.num_rects > 0) { char buffered_text[4096]; if (sp->sub.rects[0]->text) { strncpy(buffered_text, sp->sub.rects[0]->text, 4096); } else if (sp->sub.rects[0]->ass) { parse_ass_subtitle(sp->sub.rects[0]->ass, buffered_text); } ffp_notify_msg4(ffp, FFP_MSG_TIMED_TEXT, 0, 0, buffered_text, sizeof(buffered_text)); } sp->uploaded = 1; } } } } SDL_VoutDisplayYUVOverlay(ffp->vout, vp->bmp); ffp->stat.vfps = SDL_SpeedSamplerAdd(&ffp->vfps_sampler, FFP_SHOW_VFPS_FFPLAY, "vfps[ffplay]"); if (!ffp->first_video_frame_rendered) { ffp->first_video_frame_rendered = 1; ffp_notify_msg1(ffp, FFP_MSG_VIDEO_RENDERING_START); } }}// FFP_MERGE: compute_mod// FFP_MERGE: video_audio_displaystatic void stream_component_close(FFPlayer *ffp, int stream_index){ VideoState *is = ffp->is; AVFormatContext *ic = is->ic; AVCodecParameters *codecpar; if (stream_index < 0 || stream_index >= ic->nb_streams) return; codecpar = ic->streams[stream_index]->codecpar; switch (codecpar->codec_type) { case AVMEDIA_TYPE_AUDIO: decoder_abort(&is->auddec, &is->sampq); SDL_AoutCloseAudio(ffp->aout); decoder_destroy(&is->auddec); swr_free(&is->swr_ctx); av_freep(&is->audio_buf1); is->audio_buf1_size = 0; is->audio_buf = NULL;#ifdef FFP_MERGE if (is->rdft) { av_rdft_end(is->rdft); av_freep(&is->rdft_data); is->rdft = NULL; is->rdft_bits = 0; }#endif break; case AVMEDIA_TYPE_VIDEO: decoder_abort(&is->viddec, &is->pictq); decoder_destroy(&is->viddec); break; case AVMEDIA_TYPE_SUBTITLE: decoder_abort(&is->subdec, &is->subpq); decoder_destroy(&is->subdec); break; default: break; } ic->streams[stream_index]->discard = AVDISCARD_ALL; switch (codecpar->codec_type) { case AVMEDIA_TYPE_AUDIO: is->audio_st = NULL; is->audio_stream = -1; break; case AVMEDIA_TYPE_VIDEO: is->video_st = NULL; is->video_stream = -1; break; case AVMEDIA_TYPE_SUBTITLE: is->subtitle_st = NULL; is->subtitle_stream = -1; break; default: break; }}static void stream_close(FFPlayer *ffp){ VideoState *is = ffp->is; /* XXX: use a special url_shutdown call to abort parse cleanly */ is->abort_request = 1; packet_queue_abort(&is->videoq); packet_queue_abort(&is->audioq); av_log(NULL, AV_LOG_DEBUG, "wait for read_tid\n"); SDL_WaitThread(is->read_tid, NULL); /* close each stream */ if (is->audio_stream >= 0) stream_component_close(ffp, is->audio_stream); if (is->video_stream >= 0) stream_component_close(ffp, is->video_stream); if (is->subtitle_stream >= 0) stream_component_close(ffp, is->subtitle_stream); avformat_close_input(&is->ic); av_log(NULL, AV_LOG_DEBUG, "wait for video_refresh_tid\n"); SDL_WaitThread(is->video_refresh_tid, NULL); packet_queue_destroy(&is->videoq); packet_queue_destroy(&is->audioq); packet_queue_destroy(&is->subtitleq); /* free all pictures */ frame_queue_destory(&is->pictq); frame_queue_destory(&is->sampq); frame_queue_destory(&is->subpq); SDL_DestroyCond(is->audio_accurate_seek_cond); SDL_DestroyCond(is->video_accurate_seek_cond); SDL_DestroyCond(is->continue_read_thread); SDL_DestroyMutex(is->accurate_seek_mutex); SDL_DestroyMutex(is->play_mutex);#if !CONFIG_AVFILTER sws_freeContext(is->img_convert_ctx);#endif#ifdef FFP_MERGE sws_freeContext(is->sub_convert_ctx);#endif#if defined(__ANDROID__) if (ffp->soundtouch_enable && is->handle != NULL) { ijk_soundtouch_destroy(is->handle); }#endif av_free(is->filename); av_free(is); ffp->is = NULL;}// FFP_MERGE: do_exit// FFP_MERGE: sigterm_handler// FFP_MERGE: video_open// FFP_MERGE: video_display/* display the current picture, if any */static void video_display2(FFPlayer *ffp){ VideoState *is = ffp->is; if (is->video_st) video_image_display2(ffp);}static double get_clock(Clock *c){ if (*c->queue_serial != c->serial) return NAN; if (c->paused) { return c->pts; } else { double time = av_gettime_relative() / 1000000.0; return c->pts_drift + time - (time - c->last_updated) * (1.0 - c->speed); }}static void set_clock_at(Clock *c, double pts, int serial, double time){ c->pts = pts; c->last_updated = time; c->pts_drift = c->pts - time; c->serial = serial;}static void set_clock(Clock *c, double pts, int serial){ double time = av_gettime_relative() / 1000000.0; set_clock_at(c, pts, serial, time);}static void set_clock_speed(Clock *c, double speed){ set_clock(c, get_clock(c), c->serial); c->speed = speed;}static void init_clock(Clock *c, int *queue_serial){ c->speed = 1.0; c->paused = 0; c->queue_serial = queue_serial; set_clock(c, NAN, -1);}static void sync_clock_to_slave(Clock *c, Clock *slave){ double clock = get_clock(c); double slave_clock = get_clock(slave); if (!isnan(slave_clock) && (isnan(clock) || fabs(clock - slave_clock) > AV_NOSYNC_THRESHOLD)) set_clock(c, slave_clock, slave->serial);}static int get_master_sync_type(VideoState *is) { if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) { if (is->video_st) return AV_SYNC_VIDEO_MASTER; else return AV_SYNC_AUDIO_MASTER; } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) { if (is->audio_st) return AV_SYNC_AUDIO_MASTER; else return AV_SYNC_EXTERNAL_CLOCK; } else { return AV_SYNC_EXTERNAL_CLOCK; }}/* get the current master clock value */static double get_master_clock(VideoState *is){ double val; switch (get_master_sync_type(is)) { case AV_SYNC_VIDEO_MASTER: val = get_clock(&is->vidclk); break; case AV_SYNC_AUDIO_MASTER: val = get_clock(&is->audclk); break; default: val = get_clock(&is->extclk); break; } return val;}static void check_external_clock_speed(VideoState *is) { if ((is->video_stream >= 0 && is->videoq.nb_packets <= EXTERNAL_CLOCK_MIN_FRAMES) || (is->audio_stream >= 0 && is->audioq.nb_packets <= EXTERNAL_CLOCK_MIN_FRAMES)) { set_clock_speed(&is->extclk, FFMAX(EXTERNAL_CLOCK_SPEED_MIN, is->extclk.speed - EXTERNAL_CLOCK_SPEED_STEP)); } else if ((is->video_stream < 0 || is->videoq.nb_packets > EXTERNAL_CLOCK_MAX_FRAMES) && (is->audio_stream < 0 || is->audioq.nb_packets > EXTERNAL_CLOCK_MAX_FRAMES)) { set_clock_speed(&is->extclk, FFMIN(EXTERNAL_CLOCK_SPEED_MAX, is->extclk.speed + EXTERNAL_CLOCK_SPEED_STEP)); } else { double speed = is->extclk.speed; if (speed != 1.0) set_clock_speed(&is->extclk, speed + EXTERNAL_CLOCK_SPEED_STEP * (1.0 - speed) / fabs(1.0 - speed)); }}/* seek in the stream */static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes){ if (!is->seek_req) { is->seek_pos = pos; is->seek_rel = rel; is->seek_flags &= ~AVSEEK_FLAG_BYTE; if (seek_by_bytes) is->seek_flags |= AVSEEK_FLAG_BYTE; is->seek_req = 1; SDL_CondSignal(is->continue_read_thread); }}/* pause or resume the video */static void stream_toggle_pause_l(FFPlayer *ffp, int pause_on){ VideoState *is = ffp->is; if (is->paused && !pause_on) { is->frame_timer += av_gettime_relative() / 1000000.0 - is->vidclk.last_updated;#ifdef FFP_MERGE if (is->read_pause_return != AVERROR(ENOSYS)) { is->vidclk.paused = 0; }#endif set_clock(&is->vidclk, get_clock(&is->vidclk), is->vidclk.serial); } else { } set_clock(&is->extclk, get_clock(&is->extclk), is->extclk.serial); is->paused = is->audclk.paused = is->vidclk.paused = is->extclk.paused = pause_on; SDL_AoutPauseAudio(ffp->aout, pause_on);}static void stream_update_pause_l(FFPlayer *ffp){ VideoState *is = ffp->is; if (!is->step && (is->pause_req || is->buffering_on)) { stream_toggle_pause_l(ffp, 1); } else { stream_toggle_pause_l(ffp, 0); }}static void toggle_pause_l(FFPlayer *ffp, int pause_on){ VideoState *is = ffp->is; is->pause_req = pause_on; ffp->auto_resume = !pause_on; stream_update_pause_l(ffp); is->step = 0;}static void toggle_pause(FFPlayer *ffp, int pause_on){ SDL_LockMutex(ffp->is->play_mutex); toggle_pause_l(ffp, pause_on); SDL_UnlockMutex(ffp->is->play_mutex);}// FFP_MERGE: toggle_mute// FFP_MERGE: update_volumestatic void step_to_next_frame_l(FFPlayer *ffp){ VideoState *is = ffp->is; /* if the stream is paused unpause it, then step */ if (is->paused) stream_toggle_pause_l(ffp, 0); is->step = 1;}static double compute_target_delay(FFPlayer *ffp, double delay, VideoState *is){ double sync_threshold, diff = 0; /* update delay to follow master synchronisation source */ if (get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER) { /* if video is slave, we try to correct big delays by duplicating or deleting a frame */ diff = get_clock(&is->vidclk) - get_master_clock(is); /* skip or repeat frame. We take into account the delay to compute the threshold. I still don't know if it is the best guess */ sync_threshold = FFMAX(AV_SYNC_THRESHOLD_MIN, FFMIN(AV_SYNC_THRESHOLD_MAX, delay)); /* -- by bbcallen: replace is->max_frame_duration with AV_NOSYNC_THRESHOLD */ if (!isnan(diff) && fabs(diff) < AV_NOSYNC_THRESHOLD) { if (diff <= -sync_threshold) delay = FFMAX(0, delay + diff); else if (diff >= sync_threshold && delay > AV_SYNC_FRAMEDUP_THRESHOLD) delay = delay + diff; else if (diff >= sync_threshold) delay = 2 * delay; } } if (ffp) { ffp->stat.avdelay = delay; ffp->stat.avdiff = diff; }#ifdef FFP_SHOW_AUDIO_DELAY av_log(NULL, AV_LOG_TRACE, "video: delay=%0.3f A-V=%f\n", delay, -diff);#endif return delay;}static double vp_duration(VideoState *is, Frame *vp, Frame *nextvp) { if (vp->serial == nextvp->serial) { double duration = nextvp->pts - vp->pts; if (isnan(duration) || duration <= 0 || duration > is->max_frame_duration) return vp->duration; else return duration; } else { return 0.0; }}static void update_video_pts(VideoState *is, double pts, int64_t pos, int serial) { /* update current video pts */ set_clock(&is->vidclk, pts, serial); sync_clock_to_slave(&is->extclk, &is->vidclk);}/* called to display each frame */static void video_refresh(FFPlayer *opaque, double *remaining_time){ FFPlayer *ffp = opaque; VideoState *is = ffp->is; double time; Frame *sp, *sp2; if (!is->paused && get_master_sync_type(is) == AV_SYNC_EXTERNAL_CLOCK && is->realtime) check_external_clock_speed(is); if (!ffp->display_disable && is->show_mode != SHOW_MODE_VIDEO && is->audio_st) { time = av_gettime_relative() / 1000000.0; if (is->force_refresh || is->last_vis_time + ffp->rdftspeed < time) { video_display2(ffp); is->last_vis_time = time; } *remaining_time = FFMIN(*remaining_time, is->last_vis_time + ffp->rdftspeed - time); } if (is->video_st) {retry: if (frame_queue_nb_remaining(&is->pictq) == 0) { // nothing to do, no picture to display in the queue } else { double last_duration, duration, delay; Frame *vp, *lastvp; /* dequeue the picture */ lastvp = frame_queue_peek_last(&is->pictq); vp = frame_queue_peek(&is->pictq); if (vp->serial != is->videoq.serial) { frame_queue_next(&is->pictq); goto retry; } if (lastvp->serial != vp->serial) is->frame_timer = av_gettime_relative() / 1000000.0; if (is->paused) goto display; /* compute nominal last_duration */ last_duration = vp_duration(is, lastvp, vp); delay = compute_target_delay(ffp, last_duration, is); time= av_gettime_relative()/1000000.0; if (isnan(is->frame_timer) || time < is->frame_timer) is->frame_timer = time; if (time < is->frame_timer + delay) { *remaining_time = FFMIN(is->frame_timer + delay - time, *remaining_time); goto display; } is->frame_timer += delay; if (delay > 0 && time - is->frame_timer > AV_SYNC_THRESHOLD_MAX) is->frame_timer = time; SDL_LockMutex(is->pictq.mutex); if (!isnan(vp->pts)) update_video_pts(is, vp->pts, vp->pos, vp->serial); SDL_UnlockMutex(is->pictq.mutex); if (frame_queue_nb_remaining(&is->pictq) > 1) { Frame *nextvp = frame_queue_peek_next(&is->pictq); duration = vp_duration(is, vp, nextvp); if(!is->step && (ffp->framedrop > 0 || (ffp->framedrop && get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER)) && time > is->frame_timer + duration) { frame_queue_next(&is->pictq); goto retry; } } if (is->subtitle_st) { while (frame_queue_nb_remaining(&is->subpq) > 0) { sp = frame_queue_peek(&is->subpq); if (frame_queue_nb_remaining(&is->subpq) > 1) sp2 = frame_queue_peek_next(&is->subpq); else sp2 = NULL; if (sp->serial != is->subtitleq.serial || (is->vidclk.pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) || (sp2 && is->vidclk.pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) { if (sp->uploaded) { ffp_notify_msg4(ffp, FFP_MSG_TIMED_TEXT, 0, 0, "", 1); } frame_queue_next(&is->subpq); } else { break; } } } frame_queue_next(&is->pictq); is->force_refresh = 1; SDL_LockMutex(ffp->is->play_mutex); if (is->step) { is->step = 0; if (!is->paused) stream_update_pause_l(ffp); } SDL_UnlockMutex(ffp->is->play_mutex); }display: /* display picture */ if (!ffp->display_disable && is->force_refresh && is->show_mode == SHOW_MODE_VIDEO && is->pictq.rindex_shown) video_display2(ffp); } is->force_refresh = 0; if (ffp->show_status) { static int64_t last_time; int64_t cur_time; int aqsize, vqsize, sqsize __unused; double av_diff; cur_time = av_gettime_relative(); if (!last_time || (cur_time - last_time) >= 30000) { aqsize = 0; vqsize = 0; sqsize = 0; if (is->audio_st) aqsize = is->audioq.size; if (is->video_st) vqsize = is->videoq.size;#ifdef FFP_MERGE if (is->subtitle_st) sqsize = is->subtitleq.size;#else sqsize = 0;#endif av_diff = 0; if (is->audio_st && is->video_st) av_diff = get_clock(&is->audclk) - get_clock(&is->vidclk); else if (is->video_st) av_diff = get_master_clock(is) - get_clock(&is->vidclk); else if (is->audio_st) av_diff = get_master_clock(is) - get_clock(&is->audclk); av_log(NULL, AV_LOG_INFO, "%7.2f %s:%7.3f fd=%4d aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r", get_master_clock(is), (is->audio_st && is->video_st) ? "A-V" : (is->video_st ? "M-V" : (is->audio_st ? "M-A" : " ")), av_diff, is->frame_drops_early + is->frame_drops_late, aqsize / 1024, vqsize / 1024, sqsize, is->video_st ? is->viddec.avctx->pts_correction_num_faulty_dts : 0, is->video_st ? is->viddec.avctx->pts_correction_num_faulty_pts : 0); fflush(stdout); last_time = cur_time; } }}/* allocate a picture (needs to do that in main thread to avoid potential locking problems */static void alloc_picture(FFPlayer *ffp, int frame_format){ VideoState *is = ffp->is; Frame *vp;#ifdef FFP_MERGE int sdl_format;#endif vp = &is->pictq.queue[is->pictq.windex]; free_picture(vp);#ifdef FFP_MERGE video_open(is, vp);#endif SDL_VoutSetOverlayFormat(ffp->vout, ffp->overlay_format); vp->bmp = SDL_Vout_CreateOverlay(vp->width, vp->height, frame_format, ffp->vout);#ifdef FFP_MERGE if (vp->format == AV_PIX_FMT_YUV420P) sdl_format = SDL_PIXELFORMAT_YV12; else sdl_format = SDL_PIXELFORMAT_ARGB8888; if (realloc_texture(&vp->bmp, sdl_format, vp->width, vp->height, SDL_BLENDMODE_NONE, 0) < 0) {#else /* RV16, RV32 contains only one plane */ if (!vp->bmp || (!vp->bmp->is_private && vp->bmp->pitches[0] < vp->width)) {#endif /* SDL allocates a buffer smaller than requested if the video * overlay hardware is unable to support the requested size. */ av_log(NULL, AV_LOG_FATAL, "Error: the video system does not support an image\n" "size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n" "to reduce the image size.\n", vp->width, vp->height ); free_picture(vp); } SDL_LockMutex(is->pictq.mutex); vp->allocated = 1; SDL_CondSignal(is->pictq.cond); SDL_UnlockMutex(is->pictq.mutex);}static int queue_picture(FFPlayer *ffp, AVFrame *src_frame, double pts, double duration, int64_t pos, int serial){ VideoState *is = ffp->is; Frame *vp; int video_accurate_seek_fail = 0; int64_t video_seek_pos = 0; if (ffp->enable_accurate_seek && is->video_accurate_seek_req && !is->seek_req) { if (!isnan(pts)) { video_seek_pos = is->seek_pos; if (pts * 1000 * 1000 < is->seek_pos) { if (is->drop_vframe_count == 0) { av_log(NULL, AV_LOG_INFO, "video accurate_seek start, is->seek_pos=%lld, pts=%lf\n", is->seek_pos, pts); } is->drop_vframe_count++; if (is->drop_vframe_count < MAX_KEY_FRAME_INTERVAL) { return 1; // drop some old frame when do accurate seek } else { av_log(NULL, AV_LOG_WARNING, "video accurate_seek is error, is->drop_vframe_count=%d\n", is->drop_vframe_count); video_accurate_seek_fail = 1; // if KEY_FRAME interval too big, disable accurate seek } } else { av_log(NULL, AV_LOG_INFO, "video accurate_seek is ok, is->drop_vframe_count =%d, is->seek_pos=%lld, pts=%lf\n", is->drop_vframe_count, is->seek_pos, pts); if (video_seek_pos == is->seek_pos) { is->drop_vframe_count = 0; SDL_LockMutex(is->accurate_seek_mutex); is->video_accurate_seek_req = 0; SDL_CondSignal(is->audio_accurate_seek_cond); if (video_seek_pos == is->seek_pos && is->audio_accurate_seek_req && !is->abort_request) SDL_CondWait(is->video_accurate_seek_cond, is->accurate_seek_mutex); ffp_notify_msg2(ffp, FFP_MSG_ACCURATE_SEEK_COMPLETE, (int)(pts * 1000)); if (video_seek_pos != is->seek_pos && !is->abort_request) { is->video_accurate_seek_req = 1; SDL_UnlockMutex(is->accurate_seek_mutex); return 1; } SDL_UnlockMutex(is->accurate_seek_mutex); } } } else { video_accurate_seek_fail = 1; } if (video_accurate_seek_fail) { if (!isnan(pts)) { ffp_notify_msg2(ffp, FFP_MSG_ACCURATE_SEEK_COMPLETE, (int)(pts * 1000)); } ffp->enable_accurate_seek = 0; is->drop_vframe_count = 0; SDL_LockMutex(is->accurate_seek_mutex); is->video_accurate_seek_req = 0; SDL_CondSignal(is->audio_accurate_seek_cond); SDL_UnlockMutex(is->accurate_seek_mutex); } }#if defined(DEBUG_SYNC) printf("frame_type=%c pts=%0.3f\n", av_get_picture_type_char(src_frame->pict_type), pts);#endif if (!(vp = frame_queue_peek_writable(&is->pictq))) return -1; vp->sar = src_frame->sample_aspect_ratio;#ifdef FFP_MERGE vp->uploaded = 0;#endif /* alloc or resize hardware picture buffer */ if (!vp->bmp || !vp->allocated || vp->width != src_frame->width || vp->height != src_frame->height || vp->format != src_frame->format) { if (vp->width != src_frame->width || vp->height != src_frame->height) ffp_notify_msg3(ffp, FFP_MSG_VIDEO_SIZE_CHANGED, src_frame->width, src_frame->height); vp->allocated = 0; vp->width = src_frame->width; vp->height = src_frame->height; vp->format = src_frame->format; /* the allocation must be done in the main thread to avoid locking problems. */ alloc_picture(ffp, src_frame->format); if (is->videoq.abort_request) return -1; } /* if the frame is not skipped, then display it */ if (vp->bmp) { /* get a pointer on the bitmap */ SDL_VoutLockYUVOverlay(vp->bmp);#ifdef FFP_MERGE#if CONFIG_AVFILTER // FIXME use direct rendering av_image_copy(data, linesize, (const uint8_t **)src_frame->data, src_frame->linesize, src_frame->format, vp->width, vp->height);#else // sws_getCachedContext(...);#endif#endif // FIXME: set swscale options if (SDL_VoutFillFrameYUVOverlay(vp->bmp, src_frame) < 0) { av_log(NULL, AV_LOG_FATAL, "Cannot initialize the conversion context\n"); exit(1); } /* update the bitmap content */ SDL_VoutUnlockYUVOverlay(vp->bmp); vp->pts = pts; vp->duration = duration; vp->pos = pos; vp->serial = serial; vp->sar = src_frame->sample_aspect_ratio; vp->bmp->sar_num = vp->sar.num; vp->bmp->sar_den = vp->sar.den;#ifdef FFP_MERGE av_frame_move_ref(vp->frame, src_frame);#endif frame_queue_push(&is->pictq); if (!is->viddec.first_frame_decoded) { ALOGD("Video: first frame decoded\n"); is->viddec.first_frame_decoded_time = SDL_GetTickHR(); is->viddec.first_frame_decoded = 1; } } return 0;}static int get_video_frame(FFPlayer *ffp, AVFrame *frame){ VideoState *is = ffp->is; int got_picture; ffp_video_statistic_l(ffp); if ((got_picture = decoder_decode_frame(ffp, &is->viddec, frame, NULL)) < 0) return -1; if (got_picture) { double dpts = NAN; if (frame->pts != AV_NOPTS_VALUE) dpts = av_q2d(is->video_st->time_base) * frame->pts; frame->sample_aspect_ratio = av_guess_sample_aspect_ratio(is->ic, is->video_st, frame); if (ffp->framedrop>0 || (ffp->framedrop && get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER)) { if (frame->pts != AV_NOPTS_VALUE) { double diff = dpts - get_master_clock(is); if (!isnan(diff) && fabs(diff) < AV_NOSYNC_THRESHOLD && diff - is->frame_last_filter_delay < 0 && is->viddec.pkt_serial == is->vidclk.serial && is->videoq.nb_packets) { is->frame_drops_early++; is->continuous_frame_drops_early++; if (is->continuous_frame_drops_early > ffp->framedrop) { is->continuous_frame_drops_early = 0; } else { av_frame_unref(frame); got_picture = 0; } } } } } return got_picture;}#if CONFIG_AVFILTERstatic int configure_filtergraph(AVFilterGraph *graph, const char *filtergraph, AVFilterContext *source_ctx, AVFilterContext *sink_ctx){ int ret, i; int nb_filters = graph->nb_filters; AVFilterInOut *outputs = NULL, *inputs = NULL; if (filtergraph) { outputs = avfilter_inout_alloc(); inputs = avfilter_inout_alloc(); if (!outputs || !inputs) { ret = AVERROR(ENOMEM); goto fail; } outputs->name = av_strdup("in"); outputs->filter_ctx = source_ctx; outputs->pad_idx = 0; outputs->next = NULL; inputs->name = av_strdup("out"); inputs->filter_ctx = sink_ctx; inputs->pad_idx = 0; inputs->next = NULL; if ((ret = avfilter_graph_parse_ptr(graph, filtergraph, &inputs, &outputs, NULL)) < 0) goto fail; } else { if ((ret = avfilter_link(source_ctx, 0, sink_ctx, 0)) < 0) goto fail; } /* Reorder the filters to ensure that inputs of the custom filters are merged first */ for (i = 0; i < graph->nb_filters - nb_filters; i++) FFSWAP(AVFilterContext*, graph->filters[i], graph->filters[i + nb_filters]); ret = avfilter_graph_config(graph, NULL);fail: avfilter_inout_free(&outputs); avfilter_inout_free(&inputs); return ret;}static int configure_video_filters(FFPlayer *ffp, AVFilterGraph *graph, VideoState *is, const char *vfilters, AVFrame *frame){ static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_BGRA, AV_PIX_FMT_NONE }; char sws_flags_str[512] = ""; char buffersrc_args[256]; int ret; AVFilterContext *filt_src = NULL, *filt_out = NULL, *last_filter = NULL; AVCodecParameters *codecpar = is->video_st->codecpar; AVRational fr = av_guess_frame_rate(is->ic, is->video_st, NULL); AVDictionaryEntry *e = NULL; while ((e = av_dict_get(ffp->sws_dict, "", e, AV_DICT_IGNORE_SUFFIX))) { if (!strcmp(e->key, "sws_flags")) { av_strlcatf(sws_flags_str, sizeof(sws_flags_str), "%s=%s:", "flags", e->value); } else av_strlcatf(sws_flags_str, sizeof(sws_flags_str), "%s=%s:", e->key, e->value); } if (strlen(sws_flags_str)) sws_flags_str[strlen(sws_flags_str)-1] = '\0'; graph->scale_sws_opts = av_strdup(sws_flags_str); snprintf(buffersrc_args, sizeof(buffersrc_args), "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:pixel_aspect=%d/%d", frame->width, frame->height, frame->format, is->video_st->time_base.num, is->video_st->time_base.den, codecpar->sample_aspect_ratio.num, FFMAX(codecpar->sample_aspect_ratio.den, 1)); if (fr.num && fr.den) av_strlcatf(buffersrc_args, sizeof(buffersrc_args), ":frame_rate=%d/%d", fr.num, fr.den); if ((ret = avfilter_graph_create_filter(&filt_src, avfilter_get_by_name("buffer"), "ffplay_buffer", buffersrc_args, NULL, graph)) < 0) goto fail; ret = avfilter_graph_create_filter(&filt_out, avfilter_get_by_name("buffersink"), "ffplay_buffersink", NULL, NULL, graph); if (ret < 0) goto fail; if ((ret = av_opt_set_int_list(filt_out, "pix_fmts", pix_fmts, AV_PIX_FMT_NONE, AV_OPT_SEARCH_CHILDREN)) < 0) goto fail; last_filter = filt_out;/* Note: this macro adds a filter before the lastly added filter, so the * processing order of the filters is in reverse */#define INSERT_FILT(name, arg) do { \ AVFilterContext *filt_ctx; \ \ ret = avfilter_graph_create_filter(&filt_ctx, \ avfilter_get_by_name(name), \ "ffplay_" name, arg, NULL, graph); \ if (ret < 0) \ goto fail; \ \ ret = avfilter_link(filt_ctx, 0, last_filter, 0); \ if (ret < 0) \ goto fail; \ \ last_filter = filt_ctx; \} while (0) if (ffp->autorotate) { double theta = get_rotation(is->video_st); if (fabs(theta - 90) < 1.0) { INSERT_FILT("transpose", "clock"); } else if (fabs(theta - 180) < 1.0) { INSERT_FILT("hflip", NULL); INSERT_FILT("vflip", NULL); } else if (fabs(theta - 270) < 1.0) { INSERT_FILT("transpose", "cclock"); } else if (fabs(theta) > 1.0) { char rotate_buf[64]; snprintf(rotate_buf, sizeof(rotate_buf), "%f*PI/180", theta); INSERT_FILT("rotate", rotate_buf); } }#ifdef FFP_AVFILTER_PLAYBACK_RATE if (fabsf(ffp->pf_playback_rate) > 0.00001 && fabsf(ffp->pf_playback_rate - 1.0f) > 0.00001) { char setpts_buf[256]; float rate = 1.0f / ffp->pf_playback_rate; rate = av_clipf_c(rate, 0.5f, 2.0f); av_log(ffp, AV_LOG_INFO, "vf_rate=%f(1/%f)\n", ffp->pf_playback_rate, rate); snprintf(setpts_buf, sizeof(setpts_buf), "%f*PTS", rate); INSERT_FILT("setpts", setpts_buf); }#endif if ((ret = configure_filtergraph(graph, vfilters, filt_src, last_filter)) < 0) goto fail; is->in_video_filter = filt_src; is->out_video_filter = filt_out;fail: return ret;}static int configure_audio_filters(FFPlayer *ffp, const char *afilters, int force_output_format){ VideoState *is = ffp->is; static const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE }; int sample_rates[2] = { 0, -1 }; int64_t channel_layouts[2] = { 0, -1 }; int channels[2] = { 0, -1 }; AVFilterContext *filt_asrc = NULL, *filt_asink = NULL; char aresample_swr_opts[512] = ""; AVDictionaryEntry *e = NULL; char asrc_args[256]; int ret; char afilters_args[4096]; avfilter_graph_free(&is->agraph); if (!(is->agraph = avfilter_graph_alloc())) return AVERROR(ENOMEM); while ((e = av_dict_get(ffp->swr_opts, "", e, AV_DICT_IGNORE_SUFFIX))) av_strlcatf(aresample_swr_opts, sizeof(aresample_swr_opts), "%s=%s:", e->key, e->value); if (strlen(aresample_swr_opts)) aresample_swr_opts[strlen(aresample_swr_opts)-1] = '\0'; av_opt_set(is->agraph, "aresample_swr_opts", aresample_swr_opts, 0); ret = snprintf(asrc_args, sizeof(asrc_args), "sample_rate=%d:sample_fmt=%s:channels=%d:time_base=%d/%d", is->audio_filter_src.freq, av_get_sample_fmt_name(is->audio_filter_src.fmt), is->audio_filter_src.channels, 1, is->audio_filter_src.freq); if (is->audio_filter_src.channel_layout) snprintf(asrc_args + ret, sizeof(asrc_args) - ret, ":channel_layout=0x%"PRIx64, is->audio_filter_src.channel_layout); ret = avfilter_graph_create_filter(&filt_asrc, avfilter_get_by_name("abuffer"), "ffplay_abuffer", asrc_args, NULL, is->agraph); if (ret < 0) goto end; ret = avfilter_graph_create_filter(&filt_asink, avfilter_get_by_name("abuffersink"), "ffplay_abuffersink", NULL, NULL, is->agraph); if (ret < 0) goto end; if ((ret = av_opt_set_int_list(filt_asink, "sample_fmts", sample_fmts, AV_SAMPLE_FMT_NONE, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; if ((ret = av_opt_set_int(filt_asink, "all_channel_counts", 1, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; if (force_output_format) { channel_layouts[0] = is->audio_tgt.channel_layout; channels [0] = is->audio_tgt.channels; sample_rates [0] = is->audio_tgt.freq; if ((ret = av_opt_set_int(filt_asink, "all_channel_counts", 0, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; if ((ret = av_opt_set_int_list(filt_asink, "channel_layouts", channel_layouts, -1, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; if ((ret = av_opt_set_int_list(filt_asink, "channel_counts" , channels , -1, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; if ((ret = av_opt_set_int_list(filt_asink, "sample_rates" , sample_rates , -1, AV_OPT_SEARCH_CHILDREN)) < 0) goto end; } afilters_args[0] = 0; if (afilters) snprintf(afilters_args, sizeof(afilters_args), "%s", afilters);#ifdef FFP_AVFILTER_PLAYBACK_RATE if (fabsf(ffp->pf_playback_rate) > 0.00001 && fabsf(ffp->pf_playback_rate - 1.0f) > 0.00001) { if (afilters_args[0]) av_strlcatf(afilters_args, sizeof(afilters_args), ","); av_log(ffp, AV_LOG_INFO, "af_rate=%f\n", ffp->pf_playback_rate); av_strlcatf(afilters_args, sizeof(afilters_args), "atempo=%f", ffp->pf_playback_rate); }#endif if ((ret = configure_filtergraph(is->agraph, afilters_args[0] ? afilters_args : NULL, filt_asrc, filt_asink)) < 0) goto end; is->in_audio_filter = filt_asrc; is->out_audio_filter = filt_asink;end: if (ret < 0) avfilter_graph_free(&is->agraph); return ret;}#endif /* CONFIG_AVFILTER */static int audio_thread(void *arg){ FFPlayer *ffp = arg; VideoState *is = ffp->is; AVFrame *frame = av_frame_alloc(); Frame *af;#if CONFIG_AVFILTER int last_serial = -1; int64_t dec_channel_layout; int reconfigure;#endif int got_frame = 0; AVRational tb; int ret = 0; int audio_accurate_seek_fail = 0; int64_t audio_seek_pos = 0; if (!frame) return AVERROR(ENOMEM); do { ffp_audio_statistic_l(ffp); if ((got_frame = decoder_decode_frame(ffp, &is->auddec, frame, NULL)) < 0) goto the_end; if (got_frame) { tb = (AVRational){1, frame->sample_rate}; if (ffp->enable_accurate_seek && is->audio_accurate_seek_req && !is->seek_req) { double frame_pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(tb); double audio_clock = 0; if (!isnan(frame_pts)) { double samples_duration = (double) frame->nb_samples / frame->sample_rate; audio_clock = frame_pts + samples_duration; audio_seek_pos = is->seek_pos; if (audio_clock * 1000 * 1000 < is->seek_pos) { if (is->drop_aframe_count == 0) { av_log(NULL, AV_LOG_INFO, "audio accurate_seek start, is->seek_pos=%lld, audio_clock=%lf\n", is->seek_pos, audio_clock); } is->drop_aframe_count++; if (is->drop_aframe_count < MAX_KEY_FRAME_INTERVAL) { continue; // drop some old frame when do accurate seek } else { av_log(NULL, AV_LOG_INFO, "audio accurate_seek is error, is->drop_aframe_count=%d\n", is->drop_aframe_count); audio_accurate_seek_fail = 1; } } else { if (audio_seek_pos == is->seek_pos) { av_log(NULL, AV_LOG_INFO, "audio accurate_seek is ok, is->drop_aframe_count=%d\n", is->drop_aframe_count); is->drop_aframe_count = 0; SDL_LockMutex(is->accurate_seek_mutex); is->audio_accurate_seek_req = 0; SDL_CondSignal(is->video_accurate_seek_cond); if (audio_seek_pos == is->seek_pos && is->video_accurate_seek_req && !is->abort_request) SDL_CondWait(is->audio_accurate_seek_cond, is->accurate_seek_mutex); if (audio_seek_pos != is->seek_pos && !is->abort_request) { is->audio_accurate_seek_req = 1; SDL_UnlockMutex(is->accurate_seek_mutex); continue; } SDL_UnlockMutex(is->accurate_seek_mutex); } } } else { audio_accurate_seek_fail = 1; } if (audio_accurate_seek_fail) { if (!isnan(frame_pts)) { ffp_notify_msg2(ffp, FFP_MSG_ACCURATE_SEEK_COMPLETE, (int)(audio_clock * 1000)); } ffp->enable_accurate_seek = 0; is->drop_aframe_count = 0; SDL_LockMutex(is->accurate_seek_mutex); is->audio_accurate_seek_req = 0; SDL_CondSignal(is->video_accurate_seek_cond); SDL_UnlockMutex(is->accurate_seek_mutex); } }#if CONFIG_AVFILTER dec_channel_layout = get_valid_channel_layout(frame->channel_layout, av_frame_get_channels(frame)); reconfigure = cmp_audio_fmts(is->audio_filter_src.fmt, is->audio_filter_src.channels, frame->format, av_frame_get_channels(frame)) || is->audio_filter_src.channel_layout != dec_channel_layout || is->audio_filter_src.freq != frame->sample_rate || is->auddec.pkt_serial != last_serial || ffp->af_changed; if (reconfigure) { SDL_LockMutex(ffp->af_mutex); ffp->af_changed = 0; char buf1[1024], buf2[1024]; av_get_channel_layout_string(buf1, sizeof(buf1), -1, is->audio_filter_src.channel_layout); av_get_channel_layout_string(buf2, sizeof(buf2), -1, dec_channel_layout); av_log(NULL, AV_LOG_DEBUG, "Audio frame changed from rate:%d ch:%d fmt:%s layout:%s serial:%d to rate:%d ch:%d fmt:%s layout:%s serial:%d\n", is->audio_filter_src.freq, is->audio_filter_src.channels, av_get_sample_fmt_name(is->audio_filter_src.fmt), buf1, last_serial, frame->sample_rate, av_frame_get_channels(frame), av_get_sample_fmt_name(frame->format), buf2, is->auddec.pkt_serial); is->audio_filter_src.fmt = frame->format; is->audio_filter_src.channels = av_frame_get_channels(frame); is->audio_filter_src.channel_layout = dec_channel_layout; is->audio_filter_src.freq = frame->sample_rate; last_serial = is->auddec.pkt_serial; if ((ret = configure_audio_filters(ffp, ffp->afilters, 1)) < 0) { SDL_UnlockMutex(ffp->af_mutex); goto the_end; } SDL_UnlockMutex(ffp->af_mutex); } if ((ret = av_buffersrc_add_frame(is->in_audio_filter, frame)) < 0) goto the_end; while ((ret = av_buffersink_get_frame_flags(is->out_audio_filter, frame, 0)) >= 0) { tb = is->out_audio_filter->inputs[0]->time_base;#endif if (!(af = frame_queue_peek_writable(&is->sampq))) goto the_end; af->pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(tb); af->pos = av_frame_get_pkt_pos(frame); af->serial = is->auddec.pkt_serial; af->duration = av_q2d((AVRational){frame->nb_samples, frame->sample_rate}); av_frame_move_ref(af->frame, frame); frame_queue_push(&is->sampq);#if CONFIG_AVFILTER if (is->audioq.serial != is->auddec.pkt_serial) break; } if (ret == AVERROR_EOF) is->auddec.finished = is->auddec.pkt_serial;#endif } } while (ret >= 0 || ret == AVERROR(EAGAIN) || ret == AVERROR_EOF); the_end:#if CONFIG_AVFILTER avfilter_graph_free(&is->agraph);#endif av_frame_free(&frame); return ret;}static int decoder_start(Decoder *d, int (*fn)(void *), void *arg, const char *name){ packet_queue_start(d->queue); d->decoder_tid = SDL_CreateThreadEx(&d->_decoder_tid, fn, arg, name); if (!d->decoder_tid) { av_log(NULL, AV_LOG_ERROR, "SDL_CreateThread(): %s\n", SDL_GetError()); return AVERROR(ENOMEM); } return 0;}static int ffplay_video_thread(void *arg){ FFPlayer *ffp = arg; VideoState *is = ffp->is; AVFrame *frame = av_frame_alloc(); double pts; double duration; int ret; AVRational tb = is->video_st->time_base; AVRational frame_rate = av_guess_frame_rate(is->ic, is->video_st, NULL);#if CONFIG_AVFILTER AVFilterGraph *graph = avfilter_graph_alloc(); AVFilterContext *filt_out = NULL, *filt_in = NULL; int last_w = 0; int last_h = 0; enum AVPixelFormat last_format = -2; int last_serial = -1; int last_vfilter_idx = 0; if (!graph) { av_frame_free(&frame); return AVERROR(ENOMEM); }#else ffp_notify_msg2(ffp, FFP_MSG_VIDEO_ROTATION_CHANGED, ffp_get_video_rotate_degrees(ffp));#endif if (!frame) {#if CONFIG_AVFILTER avfilter_graph_free(&graph);#endif return AVERROR(ENOMEM); } for (;;) { ret = get_video_frame(ffp, frame); if (ret < 0) goto the_end; if (!ret) continue;#if CONFIG_AVFILTER if ( last_w != frame->width || last_h != frame->height || last_format != frame->format || last_serial != is->viddec.pkt_serial || ffp->vf_changed || last_vfilter_idx != is->vfilter_idx) { SDL_LockMutex(ffp->vf_mutex); ffp->vf_changed = 0; av_log(NULL, AV_LOG_DEBUG, "Video frame changed from size:%dx%d format:%s serial:%d to size:%dx%d format:%s serial:%d\n", last_w, last_h, (const char *)av_x_if_null(av_get_pix_fmt_name(last_format), "none"), last_serial, frame->width, frame->height, (const char *)av_x_if_null(av_get_pix_fmt_name(frame->format), "none"), is->viddec.pkt_serial); avfilter_graph_free(&graph); graph = avfilter_graph_alloc(); if ((ret = configure_video_filters(ffp, graph, is, ffp->vfilters_list ? ffp->vfilters_list[is->vfilter_idx] : NULL, frame)) < 0) { // FIXME: post error SDL_UnlockMutex(ffp->vf_mutex); goto the_end; } filt_in = is->in_video_filter; filt_out = is->out_video_filter; last_w = frame->width; last_h = frame->height; last_format = frame->format; last_serial = is->viddec.pkt_serial; last_vfilter_idx = is->vfilter_idx; frame_rate = filt_out->inputs[0]->frame_rate; SDL_UnlockMutex(ffp->vf_mutex); } ret = av_buffersrc_add_frame(filt_in, frame); if (ret < 0) goto the_end; while (ret >= 0) { is->frame_last_returned_time = av_gettime_relative() / 1000000.0; ret = av_buffersink_get_frame_flags(filt_out, frame, 0); if (ret < 0) { if (ret == AVERROR_EOF) is->viddec.finished = is->viddec.pkt_serial; ret = 0; break; } is->frame_last_filter_delay = av_gettime_relative() / 1000000.0 - is->frame_last_returned_time; if (fabs(is->frame_last_filter_delay) > AV_NOSYNC_THRESHOLD / 10.0) is->frame_last_filter_delay = 0; tb = filt_out->inputs[0]->time_base;#endif duration = (frame_rate.num && frame_rate.den ? av_q2d((AVRational){frame_rate.den, frame_rate.num}) : 0); pts = (frame->pts == AV_NOPTS_VALUE) ? NAN : frame->pts * av_q2d(tb); ret = queue_picture(ffp, frame, pts, duration, av_frame_get_pkt_pos(frame), is->viddec.pkt_serial); av_frame_unref(frame);#if CONFIG_AVFILTER }#endif if (ret < 0) goto the_end; } the_end:#if CONFIG_AVFILTER avfilter_graph_free(&graph);#endif av_frame_free(&frame); return 0;}static int video_thread(void *arg){ FFPlayer *ffp = (FFPlayer *)arg; int ret = 0; if (ffp->node_vdec) { ret = ffpipenode_run_sync(ffp->node_vdec); } return ret;}static int subtitle_thread(void *arg){ FFPlayer *ffp = arg; VideoState *is = ffp->is; Frame *sp; int got_subtitle; double pts; for (;;) { if (!(sp = frame_queue_peek_writable(&is->subpq))) return 0; if ((got_subtitle = decoder_decode_frame(ffp, &is->subdec, NULL, &sp->sub)) < 0) break; pts = 0;#ifdef FFP_MERGE if (got_subtitle && sp->sub.format == 0) {#else if (got_subtitle) {#endif if (sp->sub.pts != AV_NOPTS_VALUE) pts = sp->sub.pts / (double)AV_TIME_BASE; sp->pts = pts; sp->serial = is->subdec.pkt_serial; sp->width = is->subdec.avctx->width; sp->height = is->subdec.avctx->height; sp->uploaded = 0; /* now we can update the picture count */ frame_queue_push(&is->subpq);#ifdef FFP_MERGE } else if (got_subtitle) { avsubtitle_free(&sp->sub);#endif } } return 0;}/* copy samples for viewing in editor window */static void update_sample_display(VideoState *is, short *samples, int samples_size){ int size, len; size = samples_size / sizeof(short); while (size > 0) { len = SAMPLE_ARRAY_SIZE - is->sample_array_index; if (len > size) len = size; memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short)); samples += len; is->sample_array_index += len; if (is->sample_array_index >= SAMPLE_ARRAY_SIZE) is->sample_array_index = 0; size -= len; }}/* return the wanted number of samples to get better sync if sync_type is video * or external master clock */static int synchronize_audio(VideoState *is, int nb_samples){ int wanted_nb_samples = nb_samples; /* if not master, then we try to remove or add samples to correct the clock */ if (get_master_sync_type(is) != AV_SYNC_AUDIO_MASTER) { double diff, avg_diff; int min_nb_samples, max_nb_samples; diff = get_clock(&is->audclk) - get_master_clock(is); if (!isnan(diff) && fabs(diff) < AV_NOSYNC_THRESHOLD) { is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum; if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) { /* not enough measures to have a correct estimate */ is->audio_diff_avg_count++; } else { /* estimate the A-V difference */ avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef); if (fabs(avg_diff) >= is->audio_diff_threshold) { wanted_nb_samples = nb_samples + (int)(diff * is->audio_src.freq); min_nb_samples = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX) / 100)); max_nb_samples = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX) / 100)); wanted_nb_samples = av_clip(wanted_nb_samples, min_nb_samples, max_nb_samples); } av_log(NULL, AV_LOG_TRACE, "diff=%f adiff=%f sample_diff=%d apts=%0.3f %f\n", diff, avg_diff, wanted_nb_samples - nb_samples, is->audio_clock, is->audio_diff_threshold); } } else { /* too big difference : may be initial PTS errors, so reset A-V filter */ is->audio_diff_avg_count = 0; is->audio_diff_cum = 0; } } return wanted_nb_samples;}/** * Decode one audio frame and return its uncompressed size. * * The processed audio frame is decoded, converted if required, and * stored in is->audio_buf, with size in bytes given by the return * value. */static int audio_decode_frame(FFPlayer *ffp){ VideoState *is = ffp->is; int data_size, resampled_data_size; int64_t dec_channel_layout; av_unused double audio_clock0; int wanted_nb_samples; Frame *af; int translate_time = 1; if (is->paused || is->step) return -1; if (ffp->sync_av_start && /* sync enabled */ is->video_st && /* has video stream */ !is->viddec.first_frame_decoded && /* not hot */ is->viddec.finished != is->videoq.serial) { /* not finished */ /* waiting for first video frame */ Uint64 now = SDL_GetTickHR(); if (now < is->viddec.first_frame_decoded_time || now > is->viddec.first_frame_decoded_time + 2000) { is->viddec.first_frame_decoded = 1; } else { /* video pipeline is not ready yet */ return -1; } }reload: do {#if defined(_WIN32) || defined(__APPLE__) while (frame_queue_nb_remaining(&is->sampq) == 0) { if ((av_gettime_relative() - ffp->audio_callback_time) > 1000000LL * is->audio_hw_buf_size / is->audio_tgt.bytes_per_sec / 2) return -1; av_usleep (1000); }#endif if (!(af = frame_queue_peek_readable(&is->sampq))) return -1; frame_queue_next(&is->sampq); } while (af->serial != is->audioq.serial); data_size = av_samples_get_buffer_size(NULL, av_frame_get_channels(af->frame), af->frame->nb_samples, af->frame->format, 1); dec_channel_layout = (af->frame->channel_layout && av_frame_get_channels(af->frame) == av_get_channel_layout_nb_channels(af->frame->channel_layout)) ? af->frame->channel_layout : av_get_default_channel_layout(av_frame_get_channels(af->frame)); wanted_nb_samples = synchronize_audio(is, af->frame->nb_samples); if (af->frame->format != is->audio_src.fmt || dec_channel_layout != is->audio_src.channel_layout || af->frame->sample_rate != is->audio_src.freq || (wanted_nb_samples != af->frame->nb_samples && !is->swr_ctx)) { AVDictionary *swr_opts = NULL; swr_free(&is->swr_ctx); is->swr_ctx = swr_alloc_set_opts(NULL, is->audio_tgt.channel_layout, is->audio_tgt.fmt, is->audio_tgt.freq, dec_channel_layout, af->frame->format, af->frame->sample_rate, 0, NULL); if (!is->swr_ctx) { av_log(NULL, AV_LOG_ERROR, "Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n", af->frame->sample_rate, av_get_sample_fmt_name(af->frame->format), av_frame_get_channels(af->frame), is->audio_tgt.freq, av_get_sample_fmt_name(is->audio_tgt.fmt), is->audio_tgt.channels); return -1; } av_dict_copy(&swr_opts, ffp->swr_opts, 0); if (af->frame->channel_layout == AV_CH_LAYOUT_5POINT1_BACK) av_opt_set_double(is->swr_ctx, "center_mix_level", ffp->preset_5_1_center_mix_level, 0); av_opt_set_dict(is->swr_ctx, &swr_opts); av_dict_free(&swr_opts); if (swr_init(is->swr_ctx) < 0) { av_log(NULL, AV_LOG_ERROR, "Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n", af->frame->sample_rate, av_get_sample_fmt_name(af->frame->format), av_frame_get_channels(af->frame), is->audio_tgt.freq, av_get_sample_fmt_name(is->audio_tgt.fmt), is->audio_tgt.channels); swr_free(&is->swr_ctx); return -1; } is->audio_src.channel_layout = dec_channel_layout; is->audio_src.channels = av_frame_get_channels(af->frame); is->audio_src.freq = af->frame->sample_rate; is->audio_src.fmt = af->frame->format; } if (is->swr_ctx) { const uint8_t **in = (const uint8_t **)af->frame->extended_data; uint8_t **out = &is->audio_buf1; int out_count = (int)((int64_t)wanted_nb_samples * is->audio_tgt.freq / af->frame->sample_rate + 256); int out_size = av_samples_get_buffer_size(NULL, is->audio_tgt.channels, out_count, is->audio_tgt.fmt, 0); int len2; if (out_size < 0) { av_log(NULL, AV_LOG_ERROR, "av_samples_get_buffer_size() failed\n"); return -1; } if (wanted_nb_samples != af->frame->nb_samples) { if (swr_set_compensation(is->swr_ctx, (wanted_nb_samples - af->frame->nb_samples) * is->audio_tgt.freq / af->frame->sample_rate, wanted_nb_samples * is->audio_tgt.freq / af->frame->sample_rate) < 0) { av_log(NULL, AV_LOG_ERROR, "swr_set_compensation() failed\n"); return -1; } } av_fast_malloc(&is->audio_buf1, &is->audio_buf1_size, out_size); if (!is->audio_buf1) return AVERROR(ENOMEM); len2 = swr_convert(is->swr_ctx, out, out_count, in, af->frame->nb_samples); if (len2 < 0) { av_log(NULL, AV_LOG_ERROR, "swr_convert() failed\n"); return -1; } if (len2 == out_count) { av_log(NULL, AV_LOG_WARNING, "audio buffer is probably too small\n"); if (swr_init(is->swr_ctx) < 0) swr_free(&is->swr_ctx); } is->audio_buf = is->audio_buf1; int bytes_per_sample = av_get_bytes_per_sample(is->audio_tgt.fmt); resampled_data_size = len2 * is->audio_tgt.channels * bytes_per_sample;#if defined(__ANDROID__) if (ffp->soundtouch_enable && ffp->pf_playback_rate != 1.0f && !is->abort_request) { av_fast_malloc(&is->audio_new_buf, &is->audio_new_buf_size, out_size * translate_time); for (int i = 0; i < (resampled_data_size / 2); i++) { is->audio_new_buf[i] = (is->audio_buf1[i * 2] | (is->audio_buf1[i * 2 + 1] << 8)); } int ret_len = ijk_soundtouch_translate(is->handle, is->audio_new_buf, (float)(ffp->pf_playback_rate), (float)(1.0f/ffp->pf_playback_rate), resampled_data_size / 2, bytes_per_sample, is->audio_tgt.channels, af->frame->sample_rate); if (ret_len > 0) { is->audio_buf = (uint8_t*)is->audio_new_buf; resampled_data_size = ret_len; } else { translate_time++; goto reload; } }#endif } else { is->audio_buf = af->frame->data[0]; resampled_data_size = data_size; } audio_clock0 = is->audio_clock; /* update the audio clock with the pts */ if (!isnan(af->pts)) is->audio_clock = af->pts + (double) af->frame->nb_samples / af->frame->sample_rate; else is->audio_clock = NAN; is->audio_clock_serial = af->serial;#ifdef FFP_SHOW_AUDIO_DELAY { static double last_clock; printf("audio: delay=%0.3f clock=%0.3f clock0=%0.3f\n", is->audio_clock - last_clock, is->audio_clock, audio_clock0); last_clock = is->audio_clock; }#endif if (!is->auddec.first_frame_decoded) { ALOGD("avcodec/Audio: first frame decoded\n"); is->auddec.first_frame_decoded_time = SDL_GetTickHR(); is->auddec.first_frame_decoded = 1; } if (!ffp->first_audio_frame_rendered) { ffp->first_audio_frame_rendered = 1; ffp_notify_msg1(ffp, FFP_MSG_AUDIO_RENDERING_START); } return resampled_data_size;}/* prepare a new audio buffer */static void sdl_audio_callback(void *opaque, Uint8 *stream, int len){ FFPlayer *ffp = opaque; VideoState *is = ffp->is; int audio_size, len1; if (!ffp || !is) { memset(stream, 0, len); return; } ffp->audio_callback_time = av_gettime_relative(); if (ffp->pf_playback_rate_changed) { ffp->pf_playback_rate_changed = 0;#if defined(__ANDROID__) if (!ffp->soundtouch_enable) { SDL_AoutSetPlaybackRate(ffp->aout, ffp->pf_playback_rate); }#else SDL_AoutSetPlaybackRate(ffp->aout, ffp->pf_playback_rate);#endif } if (ffp->pf_playback_volume_changed) { ffp->pf_playback_volume_changed = 0; SDL_AoutSetPlaybackVolume(ffp->aout, ffp->pf_playback_volume); } while (len > 0) { if (is->audio_buf_index >= is->audio_buf_size) { audio_size = audio_decode_frame(ffp); if (audio_size < 0) { /* if error, just output silence */ is->audio_buf = NULL; is->audio_buf_size = SDL_AUDIO_MIN_BUFFER_SIZE / is->audio_tgt.frame_size * is->audio_tgt.frame_size; } else { if (is->show_mode != SHOW_MODE_VIDEO) update_sample_display(is, (int16_t *)is->audio_buf, audio_size); is->audio_buf_size = audio_size; } is->audio_buf_index = 0; } if (is->auddec.pkt_serial != is->audioq.serial) { is->audio_buf_index = is->audio_buf_size; memset(stream, 0, len); // stream += len; // len = 0; SDL_AoutFlushAudio(ffp->aout); break; } len1 = is->audio_buf_size - is->audio_buf_index; if (len1 > len) len1 = len; if (!is->muted && is->audio_buf && is->audio_volume == SDL_MIX_MAXVOLUME) memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1); else { memset(stream, 0, len1); if (!is->muted && is->audio_buf) SDL_MixAudio(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1, is->audio_volume); } len -= len1; stream += len1; is->audio_buf_index += len1; } is->audio_write_buf_size = is->audio_buf_size - is->audio_buf_index; /* Let's assume the audio driver that is used by SDL has two periods. */ if (!isnan(is->audio_clock)) { set_clock_at(&is->audclk, is->audio_clock - (double)(is->audio_write_buf_size) / is->audio_tgt.bytes_per_sec - SDL_AoutGetLatencySeconds(ffp->aout), is->audio_clock_serial, ffp->audio_callback_time / 1000000.0); sync_clock_to_slave(&is->extclk, &is->audclk); }}static int audio_open(FFPlayer *opaque, int64_t wanted_channel_layout, int wanted_nb_channels, int wanted_sample_rate, struct AudioParams *audio_hw_params){ FFPlayer *ffp = opaque; VideoState *is = ffp->is; SDL_AudioSpec wanted_spec, spec; const char *env; static const int next_nb_channels[] = {0, 0, 1, 6, 2, 6, 4, 6};#ifdef FFP_MERGE static const int next_sample_rates[] = {0, 44100, 48000, 96000, 192000};#endif static const int next_sample_rates[] = {0, 44100, 48000}; int next_sample_rate_idx = FF_ARRAY_ELEMS(next_sample_rates) - 1; env = SDL_getenv("SDL_AUDIO_CHANNELS"); if (env) { wanted_nb_channels = atoi(env); wanted_channel_layout = av_get_default_channel_layout(wanted_nb_channels); } if (!wanted_channel_layout || wanted_nb_channels != av_get_channel_layout_nb_channels(wanted_channel_layout)) { wanted_channel_layout = av_get_default_channel_layout(wanted_nb_channels); wanted_channel_layout &= ~AV_CH_LAYOUT_STEREO_DOWNMIX; } wanted_nb_channels = av_get_channel_layout_nb_channels(wanted_channel_layout); wanted_spec.channels = wanted_nb_channels; wanted_spec.freq = wanted_sample_rate; if (wanted_spec.freq <= 0 || wanted_spec.channels <= 0) { av_log(NULL, AV_LOG_ERROR, "Invalid sample rate or channel count!\n"); return -1; } while (next_sample_rate_idx && next_sample_rates[next_sample_rate_idx] >= wanted_spec.freq) next_sample_rate_idx--; wanted_spec.format = AUDIO_S16SYS; wanted_spec.silence = 0; wanted_spec.samples = FFMAX(SDL_AUDIO_MIN_BUFFER_SIZE, 2 << av_log2(wanted_spec.freq / SDL_AoutGetAudioPerSecondCallBacks(ffp->aout))); wanted_spec.callback = sdl_audio_callback; wanted_spec.userdata = opaque; while (SDL_AoutOpenAudio(ffp->aout, &wanted_spec, &spec) < 0) { /* avoid infinity loop on exit. --by bbcallen */ if (is->abort_request) return -1; av_log(NULL, AV_LOG_WARNING, "SDL_OpenAudio (%d channels, %d Hz): %s\n", wanted_spec.channels, wanted_spec.freq, SDL_GetError()); wanted_spec.channels = next_nb_channels[FFMIN(7, wanted_spec.channels)]; if (!wanted_spec.channels) { wanted_spec.freq = next_sample_rates[next_sample_rate_idx--]; wanted_spec.channels = wanted_nb_channels; if (!wanted_spec.freq) { av_log(NULL, AV_LOG_ERROR, "No more combinations to try, audio open failed\n"); return -1; } } wanted_channel_layout = av_get_default_channel_layout(wanted_spec.channels); } if (spec.format != AUDIO_S16SYS) { av_log(NULL, AV_LOG_ERROR, "SDL advised audio format %d is not supported!\n", spec.format); return -1; } if (spec.channels != wanted_spec.channels) { wanted_channel_layout = av_get_default_channel_layout(spec.channels); if (!wanted_channel_layout) { av_log(NULL, AV_LOG_ERROR, "SDL advised channel count %d is not supported!\n", spec.channels); return -1; } } audio_hw_params->fmt = AV_SAMPLE_FMT_S16; audio_hw_params->freq = spec.freq; audio_hw_params->channel_layout = wanted_channel_layout; audio_hw_params->channels = spec.channels; audio_hw_params->frame_size = av_samples_get_buffer_size(NULL, audio_hw_params->channels, 1, audio_hw_params->fmt, 1); audio_hw_params->bytes_per_sec = av_samples_get_buffer_size(NULL, audio_hw_params->channels, audio_hw_params->freq, audio_hw_params->fmt, 1); if (audio_hw_params->bytes_per_sec <= 0 || audio_hw_params->frame_size <= 0) { av_log(NULL, AV_LOG_ERROR, "av_samples_get_buffer_size failed\n"); return -1; } SDL_AoutSetDefaultLatencySeconds(ffp->aout, ((double)(2 * spec.size)) / audio_hw_params->bytes_per_sec); return spec.size;} //此处设置流的信息 向is内部填充audio_stream和video_stream//is->audio_stream = st_index[AVMEDIA_TYPE_AUDIO];//is->video_stream = st_index[AVMEDIA_TYPE_VIDEO];/* open a given stream. Return 0 if OK */static int stream_component_open(FFPlayer *ffp, int stream_index){ VideoState *is = ffp->is; AVFormatContext *ic = is->ic; AVCodecContext *avctx; AVCodec *codec = NULL; const char *forced_codec_name = NULL; AVDictionary *opts = NULL; AVDictionaryEntry *t = NULL; int sample_rate, nb_channels; int64_t channel_layout; int ret = 0; int stream_lowres = ffp->lowres; if (stream_index < 0 || stream_index >= ic->nb_streams) return -1; avctx = avcodec_alloc_context3(NULL); if (!avctx) return AVERROR(ENOMEM); ret = avcodec_parameters_to_context(avctx, ic->streams[stream_index]->codecpar); if (ret < 0) goto fail; av_codec_set_pkt_timebase(avctx, ic->streams[stream_index]->time_base); codec = avcodec_find_decoder(avctx->codec_id); switch (avctx->codec_type) { case AVMEDIA_TYPE_AUDIO : is->last_audio_stream = stream_index; forced_codec_name = ffp->audio_codec_name; break; case AVMEDIA_TYPE_SUBTITLE: is->last_subtitle_stream = stream_index; forced_codec_name = ffp->subtitle_codec_name; break; case AVMEDIA_TYPE_VIDEO : is->last_video_stream = stream_index; forced_codec_name = ffp->video_codec_name; break; default: break; } if (forced_codec_name) codec = avcodec_find_decoder_by_name(forced_codec_name); if (!codec) { if (forced_codec_name) av_log(NULL, AV_LOG_WARNING, "No codec could be found with name '%s'\n", forced_codec_name); else av_log(NULL, AV_LOG_WARNING, "No codec could be found with id %d\n", avctx->codec_id); ret = AVERROR(EINVAL); goto fail; } avctx->codec_id = codec->id; if(stream_lowres > av_codec_get_max_lowres(codec)){ av_log(avctx, AV_LOG_WARNING, "The maximum value for lowres supported by the decoder is %d\n", av_codec_get_max_lowres(codec)); stream_lowres = av_codec_get_max_lowres(codec); } av_codec_set_lowres(avctx, stream_lowres);#if FF_API_EMU_EDGE if(stream_lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;#endif if (ffp->fast) avctx->flags2 |= AV_CODEC_FLAG2_FAST;#if FF_API_EMU_EDGE if(codec->capabilities & AV_CODEC_CAP_DR1) avctx->flags |= CODEC_FLAG_EMU_EDGE;#endif opts = filter_codec_opts(ffp->codec_opts, avctx->codec_id, ic, ic->streams[stream_index], codec); if (!av_dict_get(opts, "threads", NULL, 0)) av_dict_set(&opts, "threads", "auto", 0); if (stream_lowres) av_dict_set_int(&opts, "lowres", stream_lowres, 0); if (avctx->codec_type == AVMEDIA_TYPE_VIDEO || avctx->codec_type == AVMEDIA_TYPE_AUDIO) av_dict_set(&opts, "refcounted_frames", "1", 0); if ((ret = avcodec_open2(avctx, codec, &opts)) < 0) { goto fail; } if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) { av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);#ifdef FFP_MERGE ret = AVERROR_OPTION_NOT_FOUND; goto fail;#endif } is->eof = 0; ic->streams[stream_index]->discard = AVDISCARD_DEFAULT; switch (avctx->codec_type) { case AVMEDIA_TYPE_AUDIO:#if CONFIG_AVFILTER { AVFilterLink *link; is->audio_filter_src.freq = avctx->sample_rate; is->audio_filter_src.channels = avctx->channels; is->audio_filter_src.channel_layout = get_valid_channel_layout(avctx->channel_layout, avctx->channels); is->audio_filter_src.fmt = avctx->sample_fmt; SDL_LockMutex(ffp->af_mutex); if ((ret = configure_audio_filters(ffp, ffp->afilters, 0)) < 0) { SDL_UnlockMutex(ffp->af_mutex); goto fail; } ffp->af_changed = 0; SDL_UnlockMutex(ffp->af_mutex); link = is->out_audio_filter->inputs[0]; sample_rate = link->sample_rate; nb_channels = avfilter_link_get_channels(link); channel_layout = link->channel_layout; }#else sample_rate = avctx->sample_rate; nb_channels = avctx->channels; channel_layout = avctx->channel_layout;#endif /* prepare audio output */ if ((ret = audio_open(ffp, channel_layout, nb_channels, sample_rate, &is->audio_tgt)) < 0) goto fail; ffp_set_audio_codec_info(ffp, AVCODEC_MODULE_NAME, avcodec_get_name(avctx->codec_id)); is->audio_hw_buf_size = ret; is->audio_src = is->audio_tgt; is->audio_buf_size = 0; is->audio_buf_index = 0; /* init averaging filter */ is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB); is->audio_diff_avg_count = 0; /* since we do not have a precise anough audio FIFO fullness, we correct audio sync only if larger than this threshold */ is->audio_diff_threshold = 2.0 * is->audio_hw_buf_size / is->audio_tgt.bytes_per_sec; //重要部分 设置音频流标号 is->audio_stream = stream_index; is->audio_st = ic->streams[stream_index]; decoder_init(&is->auddec, avctx, &is->audioq, is->continue_read_thread); if ((is->ic->iformat->flags & (AVFMT_NOBINSEARCH | AVFMT_NOGENSEARCH | AVFMT_NO_BYTE_SEEK)) && !is->ic->iformat->read_seek) { is->auddec.start_pts = is->audio_st->start_time; is->auddec.start_pts_tb = is->audio_st->time_base; } if ((ret = decoder_start(&is->auddec, audio_thread, ffp, "ff_audio_dec")) < 0) goto out; SDL_AoutPauseAudio(ffp->aout, 0); break; case AVMEDIA_TYPE_VIDEO: //重要部分 设置视频流标号 is->video_stream = stream_index; is->video_st = ic->streams[stream_index]; decoder_init(&is->viddec, avctx, &is->videoq, is->continue_read_thread); ffp->node_vdec = ffpipeline_open_video_decoder(ffp->pipeline, ffp); if (!ffp->node_vdec) goto fail; if ((ret = decoder_start(&is->viddec, video_thread, ffp, "ff_video_dec")) < 0) goto out; is->queue_attachments_req = 1; if (ffp->max_fps >= 0) { if(is->video_st->avg_frame_rate.den && is->video_st->avg_frame_rate.num) { double fps = av_q2d(is->video_st->avg_frame_rate); SDL_ProfilerReset(&is->viddec.decode_profiler, fps + 0.5); if (fps > ffp->max_fps && fps < 130.0) { is->is_video_high_fps = 1; av_log(ffp, AV_LOG_WARNING, "fps: %lf (too high)\n", fps); } else { av_log(ffp, AV_LOG_WARNING, "fps: %lf (normal)\n", fps); } } if(is->video_st->r_frame_rate.den && is->video_st->r_frame_rate.num) { double tbr = av_q2d(is->video_st->r_frame_rate); if (tbr > ffp->max_fps && tbr < 130.0) { is->is_video_high_fps = 1; av_log(ffp, AV_LOG_WARNING, "fps: %lf (too high)\n", tbr); } else { av_log(ffp, AV_LOG_WARNING, "fps: %lf (normal)\n", tbr); } } } if (is->is_video_high_fps) { avctx->skip_frame = FFMAX(avctx->skip_frame, AVDISCARD_NONREF); avctx->skip_loop_filter = FFMAX(avctx->skip_loop_filter, AVDISCARD_NONREF); avctx->skip_idct = FFMAX(avctx->skip_loop_filter, AVDISCARD_NONREF); } break; case AVMEDIA_TYPE_SUBTITLE: if (!ffp->subtitle) break; is->subtitle_stream = stream_index; is->subtitle_st = ic->streams[stream_index]; ffp_set_subtitle_codec_info(ffp, AVCODEC_MODULE_NAME, avcodec_get_name(avctx->codec_id)); decoder_init(&is->subdec, avctx, &is->subtitleq, is->continue_read_thread); if ((ret = decoder_start(&is->subdec, subtitle_thread, ffp, "ff_subtitle_dec")) < 0) goto out; break; default: break; } goto out;fail: avcodec_free_context(&avctx);out: av_dict_free(&opts); return ret;}static int decode_interrupt_cb(void *ctx){ VideoState *is = ctx; return is->abort_request;}static int stream_has_enough_packets(AVStream *st, int stream_id, PacketQueue *queue, int min_frames) { return stream_id < 0 || queue->abort_request || (st->disposition & AV_DISPOSITION_ATTACHED_PIC) ||#ifdef FFP_MERGE queue->nb_packets > MIN_FRAMES && (!queue->duration || av_q2d(st->time_base) * queue->duration > 1.0);#endif queue->nb_packets > min_frames;}static int is_realtime(AVFormatContext *s){ if( !strcmp(s->iformat->name, "rtp") || !strcmp(s->iformat->name, "rtsp") || !strcmp(s->iformat->name, "sdp") ) return 1; if(s->pb && ( !strncmp(s->filename, "rtp:", 4) || !strncmp(s->filename, "udp:", 4) ) ) return 1; return 0;} //static int refind audio streamstatic int refind_audio_stream(FFPlayer *ffp, AVFormatContext *ic, int stream_index) { /* open the streams */ if (stream_index >= 0) {#warning 测试代码 //打开音频流 stream_component_open(ffp, stream_index); av_log(NULL, AV_LOG_INFO, "打开音频流stream\n"); } ijkmeta_set_avformat_context_l(ffp->meta, ic); if (stream_index >= 0){ ijkmeta_set_int64_l(ffp->meta, IJKM_KEY_AUDIO_STREAM, stream_index); av_log(NULL, AV_LOG_INFO, "音频原始数据初始化\n"); } return 0;}/* this thread gets the stream from the disk or the network */static int read_thread(void *arg){ FFPlayer *ffp = arg; VideoState *is = ffp->is; AVFormatContext *ic = NULL; int err, i, ret __unused; int st_index[AVMEDIA_TYPE_NB]; AVPacket pkt1, *pkt = &pkt1; int64_t stream_start_time; int completed = 0; int pkt_in_play_range = 0; AVDictionaryEntry *t; AVDictionary **opts; int orig_nb_streams; SDL_mutex *wait_mutex = SDL_CreateMutex(); int scan_all_pmts_set = 0; int64_t pkt_ts; int last_error = 0; int64_t prev_io_tick_counter = 0; int64_t io_tick_counter = 0; if (!wait_mutex) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateMutex(): %s\n", SDL_GetError()); ret = AVERROR(ENOMEM); goto fail; } memset(st_index, -1, sizeof(st_index)); is->last_video_stream = is->video_stream = -1; is->last_audio_stream = is->audio_stream = -1; is->last_subtitle_stream = is->subtitle_stream = -1; is->eof = 0; ic = avformat_alloc_context(); if (!ic) { av_log(NULL, AV_LOG_FATAL, "Could not allocate context.\n"); ret = AVERROR(ENOMEM); goto fail; } ic->interrupt_callback.callback = decode_interrupt_cb; ic->interrupt_callback.opaque = is; if (!av_dict_get(ffp->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) { av_dict_set(&ffp->format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE); scan_all_pmts_set = 1; } if (av_stristart(is->filename, "rtmp", NULL) || av_stristart(is->filename, "rtsp", NULL)) { // There is total different meaning for 'timeout' option in rtmp av_log(ffp, AV_LOG_WARNING, "remove 'timeout' option for rtmp.\n"); av_dict_set(&ffp->format_opts, "timeout", NULL, 0); } if (ffp->iformat_name) is->iformat = av_find_input_format(ffp->iformat_name); err = avformat_open_input(&ic, is->filename, is->iformat, &ffp->format_opts); if (err < 0) { print_error(is->filename, err); ret = -1; goto fail; } if (scan_all_pmts_set) av_dict_set(&ffp->format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE); if ((t = av_dict_get(ffp->format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) { av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);#ifdef FFP_MERGE ret = AVERROR_OPTION_NOT_FOUND; goto fail;#endif } is->ic = ic; if (ffp->genpts) ic->flags |= AVFMT_FLAG_GENPTS; av_format_inject_global_side_data(ic); opts = setup_find_stream_info_opts(ic, ffp->codec_opts); orig_nb_streams = ic->nb_streams; err = avformat_find_stream_info(ic, opts); if (err < 0){ av_log(NULL, AV_LOG_ERROR, "could not find stream information\n"); }else{ //打印出解析到的媒体信息 av_dump_format(ic, 0, is->filename, 0); int audio_stream_idx = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, -1, -1, NULL, 0); if (audio_stream_idx < 0){ av_log(NULL, AV_LOG_ERROR, "严重错误没有音频流\n"); }else if (audio_stream_idx >=0 ){ AVStream **streams = ic->streams; AVStream audio_stream = *streams[audio_stream_idx]; av_log(NULL, AV_LOG_INFO, "audio_stream - %p\n", &audio_stream); av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); } } for (i = 0; i < orig_nb_streams; i++) av_dict_free(&opts[i]); av_freep(&opts); if (err < 0) { av_log(NULL, AV_LOG_WARNING, "%s: could not find codec parameters\n", is->filename); ret = -1; goto fail; } if (ic->pb) ic->pb->eof_reached = 0; // FIXME hack, ffplay maybe should not use avio_feof() to test for the end if (ffp->seek_by_bytes < 0) ffp->seek_by_bytes = !!(ic->iformat->flags & AVFMT_TS_DISCONT) && strcmp("ogg", ic->iformat->name); is->max_frame_duration = (ic->iformat->flags & AVFMT_TS_DISCONT) ? 10.0 : 3600.0; is->max_frame_duration = 10.0; av_log(ffp, AV_LOG_INFO, "max_frame_duration: %.3f\n", is->max_frame_duration);#ifdef FFP_MERGE if (!window_title && (t = av_dict_get(ic->metadata, "title", NULL, 0))) window_title = av_asprintf("%s - %s", t->value, input_filename);#endif /* if seeking requested, we execute it */ if (ffp->start_time != AV_NOPTS_VALUE) { int64_t timestamp; timestamp = ffp->start_time; /* add the stream start time */ if (ic->start_time != AV_NOPTS_VALUE) timestamp += ic->start_time; ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0); if (ret < 0) { av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n", is->filename, (double)timestamp / AV_TIME_BASE); } } is->realtime = is_realtime(ic); if (true || ffp->show_status){ //打印出解析到的媒体信息 av_dump_format(ic, 0, is->filename, 0); } int video_stream_count = 0; int h264_stream_count = 0; int first_h264_stream = -1; for (i = 0; i < ic->nb_streams; i++) { AVStream *st = ic->streams[i]; enum AVMediaType type = st->codecpar->codec_type;#warning 此处的设置将 数据包全部丢弃 //抛弃音频包规则使用默认丢弃规则 默认为AVDISCARD_ALL st->discard = AVDISCARD_ALL; if (type >= 0 && ffp->wanted_stream_spec[type] && st_index[type] == -1) if (avformat_match_stream_specifier(ic, st, ffp->wanted_stream_spec[type]) > 0) st_index[type] = i; // choose first h264 if (type == AVMEDIA_TYPE_VIDEO) { enum AVCodecID codec_id = st->codecpar->codec_id; video_stream_count++; if (codec_id == AV_CODEC_ID_H264) { h264_stream_count++; if (first_h264_stream < 0) first_h264_stream = i; } } } if (video_stream_count > 1 && st_index[AVMEDIA_TYPE_VIDEO] < 0) { st_index[AVMEDIA_TYPE_VIDEO] = first_h264_stream; av_log(NULL, AV_LOG_WARNING, "multiple video stream found, prefer first h264 stream: %d\n", first_h264_stream); } if (!ffp->video_disable) st_index[AVMEDIA_TYPE_VIDEO] = av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO, st_index[AVMEDIA_TYPE_VIDEO], -1, NULL, 0); if (!ffp->audio_disable){ st_index[AVMEDIA_TYPE_AUDIO] = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, st_index[AVMEDIA_TYPE_AUDIO], st_index[AVMEDIA_TYPE_VIDEO], NULL, 0); av_log(NULL, AV_LOG_INFO, "通过 av_find_best_stream 函数来取出指向特定指定路数的 AVStream 对象\n"); } if (!ffp->video_disable && !ffp->subtitle_disable) st_index[AVMEDIA_TYPE_SUBTITLE] = av_find_best_stream(ic, AVMEDIA_TYPE_SUBTITLE, st_index[AVMEDIA_TYPE_SUBTITLE], (st_index[AVMEDIA_TYPE_AUDIO] >= 0 ? st_index[AVMEDIA_TYPE_AUDIO] : st_index[AVMEDIA_TYPE_VIDEO]), NULL, 0); is->show_mode = ffp->show_mode;#ifdef FFP_MERGE // bbc: dunno if we need this if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) { AVStream *st = ic->streams[st_index[AVMEDIA_TYPE_VIDEO]]; AVCodecParameters *codecpar = st->codecpar; AVRational sar = av_guess_sample_aspect_ratio(ic, st, NULL); if (codecpar->width) set_default_window_size(codecpar->width, codecpar->height, sar); }#endif av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); /* open the streams */ if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {#warning 测试代码 //打开音频流 stream_component_open(ffp, st_index[AVMEDIA_TYPE_AUDIO]); //抛弃音频包规则使用默认丢弃规则 默认为AVDISCARD_ALL //ic->streams[st_index[AVMEDIA_TYPE_AUDIO]]->discard = AVDISCARD_DEFAULT; av_log(NULL, AV_LOG_WARNING, "打开音频流stream\n"); } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); ret = -1; if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) { ret = stream_component_open(ffp, st_index[AVMEDIA_TYPE_VIDEO]); } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); if (is->show_mode == SHOW_MODE_NONE) is->show_mode = ret >= 0 ? SHOW_MODE_VIDEO : SHOW_MODE_RDFT; if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) { stream_component_open(ffp, st_index[AVMEDIA_TYPE_SUBTITLE]); } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); ijkmeta_set_avformat_context_l(ffp->meta, ic); ffp->stat.bit_rate = ic->bit_rate; if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) ijkmeta_set_int64_l(ffp->meta, IJKM_KEY_VIDEO_STREAM, st_index[AVMEDIA_TYPE_VIDEO]); if (st_index[AVMEDIA_TYPE_AUDIO] >= 0){ ijkmeta_set_int64_l(ffp->meta, IJKM_KEY_AUDIO_STREAM, st_index[AVMEDIA_TYPE_AUDIO]); av_log(NULL, AV_LOG_INFO, "音频原始数据初始化\n"); } if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) ijkmeta_set_int64_l(ffp->meta, IJKM_KEY_TIMEDTEXT_STREAM, st_index[AVMEDIA_TYPE_SUBTITLE]); if (is->video_stream < 0 && is->audio_stream < 0) { av_log(NULL, AV_LOG_FATAL, "Failed to open file '%s' or configure filtergraph\n", is->filename); ret = -1; goto fail; } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream); av_log(NULL, AV_LOG_INFO, "is->video_stream = %d\n", is->video_stream); if (is->audio_stream >= 0) { is->audioq.is_buffer_indicator = 1; is->buffer_indicator_queue = &is->audioq; av_log(NULL, AV_LOG_INFO, "audio_stream 初始化\n"); } else if (is->video_stream >= 0) { is->videoq.is_buffer_indicator = 1; is->buffer_indicator_queue = &is->videoq; } else { assert("invalid streams"); } if (ffp->infinite_buffer < 0 && is->realtime) ffp->infinite_buffer = 1; if (!ffp->start_on_prepared) toggle_pause(ffp, 1); if (is->video_st && is->video_st->codecpar) { AVCodecParameters *codecpar = is->video_st->codecpar; ffp_notify_msg3(ffp, FFP_MSG_VIDEO_SIZE_CHANGED, codecpar->width, codecpar->height); ffp_notify_msg3(ffp, FFP_MSG_SAR_CHANGED, codecpar->sample_aspect_ratio.num, codecpar->sample_aspect_ratio.den); } ffp->prepared = true; ffp_notify_msg1(ffp, FFP_MSG_PREPARED); if (!ffp->start_on_prepared) { while (is->pause_req && !is->abort_request) { SDL_Delay(100); } } if (ffp->auto_resume) { ffp_notify_msg1(ffp, FFP_REQ_START); ffp->auto_resume = 0; } /* offset should be seeked*/ if (ffp->seek_at_start > 0) { ffp_seek_to_l(ffp, (long)(ffp->seek_at_start)); }//---------------------------------------------------------------------分割线--------------------------------------------------------------------------------------------//---------------------------------------------------------------------分割线--------------------------------------------------------------------------------------------//---------------------------------------------------------------------分割线-------------------------------------------------------------------------------------------- for (;;) { if (is->abort_request) break;#ifdef FFP_MERGE if (is->paused != is->last_paused) { is->last_paused = is->paused; if (is->paused) is->read_pause_return = av_read_pause(ic); else av_read_play(ic); }#endif#if CONFIG_RTSP_DEMUXER || CONFIG_MMSH_PROTOCOL if (is->paused && (!strcmp(ic->iformat->name, "rtsp") || (ic->pb && !strncmp(ffp->input_filename, "mmsh:", 5)))) { /* wait 10 ms to avoid trying to get another packet */ /* XXX: horrible */ SDL_Delay(10); continue; }#endif if (is->seek_req) { int64_t seek_target = is->seek_pos; int64_t seek_min = is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN; int64_t seek_max = is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX;// FIXME the +-2 is due to rounding being not done in the correct direction in generation// of the seek_pos/seek_rel variables ffp_toggle_buffering(ffp, 1); ffp_notify_msg3(ffp, FFP_MSG_BUFFERING_UPDATE, 0, 0); ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags); if (ret < 0) { av_log(NULL, AV_LOG_ERROR, "%s: error while seeking\n", is->ic->filename); } else { if (is->audio_stream >= 0) { packet_queue_flush(&is->audioq); packet_queue_put(&is->audioq, &flush_pkt); } if (is->subtitle_stream >= 0) { packet_queue_flush(&is->subtitleq); packet_queue_put(&is->subtitleq, &flush_pkt); } if (is->video_stream >= 0) { if (ffp->node_vdec) { ffpipenode_flush(ffp->node_vdec); } packet_queue_flush(&is->videoq); packet_queue_put(&is->videoq, &flush_pkt); } if (is->seek_flags & AVSEEK_FLAG_BYTE) { set_clock(&is->extclk, NAN, 0); } else { set_clock(&is->extclk, seek_target / (double)AV_TIME_BASE, 0); } is->latest_seek_load_serial = is->videoq.serial; is->latest_seek_load_start_at = av_gettime(); } ffp->dcc.current_high_water_mark_in_ms = ffp->dcc.first_high_water_mark_in_ms; is->seek_req = 0; is->queue_attachments_req = 1; is->eof = 0;#ifdef FFP_MERGE if (is->paused) step_to_next_frame(is);#endif completed = 0; SDL_LockMutex(ffp->is->play_mutex); if (ffp->auto_resume) { is->pause_req = 0; if (ffp->packet_buffering) is->buffering_on = 1; ffp->auto_resume = 0; stream_update_pause_l(ffp); } if (is->pause_req) step_to_next_frame_l(ffp); SDL_UnlockMutex(ffp->is->play_mutex); if (ffp->enable_accurate_seek) { is->drop_aframe_count = 0; is->drop_vframe_count = 0; SDL_LockMutex(is->accurate_seek_mutex); is->audio_accurate_seek_req = 1; is->video_accurate_seek_req = 1; SDL_CondSignal(is->audio_accurate_seek_cond); SDL_CondSignal(is->video_accurate_seek_cond); SDL_UnlockMutex(is->accurate_seek_mutex); } ffp_notify_msg3(ffp, FFP_MSG_SEEK_COMPLETE, (int)fftime_to_milliseconds(seek_target), ret); ffp_toggle_buffering(ffp, 1); } if (is->queue_attachments_req) { if (is->video_st && (is->video_st->disposition & AV_DISPOSITION_ATTACHED_PIC)) { AVPacket copy; if ((ret = av_copy_packet(©, &is->video_st->attached_pic)) < 0) goto fail; packet_queue_put(&is->videoq, ©); packet_queue_put_nullpacket(&is->videoq, is->video_stream); } is->queue_attachments_req = 0; } /* if the queue are full, no need to read more */ if (ffp->infinite_buffer<1 && !is->seek_req &&#ifdef FFP_MERGE (is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE#else (is->audioq.size + is->videoq.size + is->subtitleq.size > ffp->dcc.max_buffer_size#endif || ( stream_has_enough_packets(is->audio_st, is->audio_stream, &is->audioq, MIN_FRAMES) && stream_has_enough_packets(is->video_st, is->video_stream, &is->videoq, MIN_FRAMES) && stream_has_enough_packets(is->subtitle_st, is->subtitle_stream, &is->subtitleq, MIN_FRAMES)))) { if (!is->eof) { ffp_toggle_buffering(ffp, 0); } /* wait 10 ms */ SDL_LockMutex(wait_mutex); SDL_CondWaitTimeout(is->continue_read_thread, wait_mutex, 10); SDL_UnlockMutex(wait_mutex); continue; } if ((!is->paused || completed) && (!is->audio_st || (is->auddec.finished == is->audioq.serial && frame_queue_nb_remaining(&is->sampq) == 0)) && (!is->video_st || (is->viddec.finished == is->videoq.serial && frame_queue_nb_remaining(&is->pictq) == 0))) { if (ffp->loop != 1 && (!ffp->loop || --ffp->loop)) { stream_seek(is, ffp->start_time != AV_NOPTS_VALUE ? ffp->start_time : 0, 0, 0); } else if (ffp->autoexit) { ret = AVERROR_EOF; goto fail; } else { ffp_statistic_l(ffp); if (completed) { av_log(ffp, AV_LOG_INFO, "ffp_toggle_buffering: eof\n"); SDL_LockMutex(wait_mutex); // infinite wait may block shutdown while(!is->abort_request && !is->seek_req) SDL_CondWaitTimeout(is->continue_read_thread, wait_mutex, 100); SDL_UnlockMutex(wait_mutex); if (!is->abort_request) continue; } else { completed = 1; ffp->auto_resume = 0; // TODO: 0 it's a bit early to notify complete here ffp_toggle_buffering(ffp, 0); toggle_pause(ffp, 1); if (ffp->error) { av_log(ffp, AV_LOG_INFO, "ffp_toggle_buffering: error: %d\n", ffp->error); ffp_notify_msg1(ffp, FFP_MSG_ERROR); } else { av_log(ffp, AV_LOG_INFO, "ffp_toggle_buffering: completed: OK\n"); ffp_notify_msg1(ffp, FFP_MSG_COMPLETED); } } } } pkt->flags = 0; ret = av_read_frame(ic, pkt); if (is->audio_stream >= 0) { //之前已经发现音频信息 }else{ if (!ffp->audio_disable){ av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream);#if 1 int audio_stream_idx = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, st_index[AVMEDIA_TYPE_AUDIO], st_index[AVMEDIA_TYPE_VIDEO], NULL, 0); if (audio_stream_idx >= 0){ //之前没有发现音频信息 av_log(NULL, AV_LOG_WARNING, "重要信息发现 -> 音频流\n"); refind_audio_stream(ffp, ic, audio_stream_idx); } av_log(NULL, AV_LOG_INFO, "is->audio_stream = %d\n", is->audio_stream);#endif } } //读音视频数据发生错误 if (ret < 0) { int pb_eof = 0; int pb_error = 0; if ((ret == AVERROR_EOF || avio_feof(ic->pb)) && !is->eof) { pb_eof = 1; // check error later } if (ic->pb && ic->pb->error) { pb_eof = 1; pb_error = ic->pb->error; } if (ret == AVERROR_EXIT) { pb_eof = 1; pb_error = AVERROR_EXIT; } if (pb_eof) { if (is->video_stream >= 0) packet_queue_put_nullpacket(&is->videoq, is->video_stream); if (is->audio_stream >= 0) packet_queue_put_nullpacket(&is->audioq, is->audio_stream); if (is->subtitle_stream >= 0) packet_queue_put_nullpacket(&is->subtitleq, is->subtitle_stream); is->eof = 1; } if (pb_error) { if (is->video_stream >= 0) packet_queue_put_nullpacket(&is->videoq, is->video_stream); if (is->audio_stream >= 0) packet_queue_put_nullpacket(&is->audioq, is->audio_stream); if (is->subtitle_stream >= 0) packet_queue_put_nullpacket(&is->subtitleq, is->subtitle_stream); is->eof = 1; ffp->error = pb_error; av_log(ffp, AV_LOG_ERROR, "av_read_frame error: %x(%c,%c,%c,%c): %s\n", ffp->error, (char) (0xff & (ffp->error >> 24)), (char) (0xff & (ffp->error >> 16)), (char) (0xff & (ffp->error >> 8)), (char) (0xff & (ffp->error)), ffp_get_error_string(ffp->error)); // break; } else { ffp->error = 0; } if (is->eof) { ffp_toggle_buffering(ffp, 0); SDL_Delay(100); } SDL_LockMutex(wait_mutex); SDL_CondWaitTimeout(is->continue_read_thread, wait_mutex, 10); SDL_UnlockMutex(wait_mutex); ffp_statistic_l(ffp); continue; } else { is->eof = 0; } //连接发生中断 if (pkt->flags & AV_PKT_FLAG_DISCONTINUITY) { if (is->audio_stream >= 0) { packet_queue_put(&is->audioq, &flush_pkt); } if (is->subtitle_stream >= 0) { packet_queue_put(&is->subtitleq, &flush_pkt); } if (is->video_stream >= 0) { packet_queue_put(&is->videoq, &flush_pkt); } } //检查数据包是否在范围由用户指定,那么队列,否则丢弃 /* check if packet is in play range specified by user, then queue, otherwise discard */ stream_start_time = ic->streams[pkt->stream_index]->start_time; pkt_ts = pkt->pts == AV_NOPTS_VALUE ? pkt->dts : pkt->pts; pkt_in_play_range = ffp->duration == AV_NOPTS_VALUE || (pkt_ts - (stream_start_time != AV_NOPTS_VALUE ? stream_start_time : 0)) * av_q2d(ic->streams[pkt->stream_index]->time_base) - (double)(ffp->start_time != AV_NOPTS_VALUE ? ffp->start_time : 0) / 1000000 <= ((double)ffp->duration / 1000000); if (pkt->stream_index == is->audio_stream && pkt_in_play_range) { //modify by jeffasd 播放音频 packet_queue_put(&is->audioq, pkt); } else if (pkt->stream_index == is->video_stream && pkt_in_play_range && !(is->video_st && (is->video_st->disposition & AV_DISPOSITION_ATTACHED_PIC))) { //modify by jeffasd 播放视频 packet_queue_put(&is->videoq, pkt); } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) { packet_queue_put(&is->subtitleq, pkt); } else { av_packet_unref(pkt); } // av_log(ffp, AV_LOG_INFO, "pkt->stream_index %d\n", pkt->stream_index);// av_log(ffp, AV_LOG_INFO, "is->audio_stream %d\n", is->audio_stream); if (pkt->stream_index != is->video_stream) { //rav_log(ffp, AV_LOG_INFO, "**收到音频数据**\n"); av_log(ffp, AV_LOG_INFO, "**receive audio info**\n"); } ffp_statistic_l(ffp); if (ffp->packet_buffering) { io_tick_counter = SDL_GetTickHR(); if (abs((int)(io_tick_counter - prev_io_tick_counter)) > BUFFERING_CHECK_PER_MILLISECONDS) { prev_io_tick_counter = io_tick_counter; ffp_check_buffering_l(ffp); } } } ret = 0; fail: if (ic && !is->ic) avformat_close_input(&ic); if (!ffp->prepared || !is->abort_request) { ffp->last_error = last_error; ffp_notify_msg2(ffp, FFP_MSG_ERROR, last_error); } SDL_DestroyMutex(wait_mutex); return 0;}static int video_refresh_thread(void *arg);static VideoState *stream_open(FFPlayer *ffp, const char *filename, AVInputFormat *iformat){ assert(!ffp->is); VideoState *is; is = av_mallocz(sizeof(VideoState)); if (!is) return NULL; is->filename = av_strdup(filename); if (!is->filename) goto fail; is->iformat = iformat; is->ytop = 0; is->xleft = 0;#if defined(__ANDROID__) if (ffp->soundtouch_enable) { is->handle = ijk_soundtouch_create(); }#endif /* start video display */ if (frame_queue_init(&is->pictq, &is->videoq, ffp->pictq_size, 1) < 0) goto fail; if (frame_queue_init(&is->subpq, &is->subtitleq, SUBPICTURE_QUEUE_SIZE, 0) < 0) goto fail; if (frame_queue_init(&is->sampq, &is->audioq, SAMPLE_QUEUE_SIZE, 1) < 0) goto fail; if (packet_queue_init(&is->videoq) < 0 || packet_queue_init(&is->audioq) < 0 || packet_queue_init(&is->subtitleq) < 0) goto fail; if (!(is->continue_read_thread = SDL_CreateCond())) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError()); goto fail; } if (!(is->video_accurate_seek_cond = SDL_CreateCond())) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError()); ffp->enable_accurate_seek = 0; } if (!(is->audio_accurate_seek_cond = SDL_CreateCond())) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError()); ffp->enable_accurate_seek = 0; } init_clock(&is->vidclk, &is->videoq.serial); init_clock(&is->audclk, &is->audioq.serial); init_clock(&is->extclk, &is->extclk.serial); is->audio_clock_serial = -1; is->audio_volume = SDL_MIX_MAXVOLUME; is->muted = 0; is->av_sync_type = ffp->av_sync_type; is->play_mutex = SDL_CreateMutex(); is->accurate_seek_mutex = SDL_CreateMutex(); ffp->is = is; is->pause_req = !ffp->start_on_prepared; is->video_refresh_tid = SDL_CreateThreadEx(&is->_video_refresh_tid, video_refresh_thread, ffp, "ff_vout"); if (!is->video_refresh_tid) { av_freep(&ffp->is); return NULL; } is->read_tid = SDL_CreateThreadEx(&is->_read_tid, read_thread, ffp, "ff_read"); if (!is->read_tid) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateThread(): %s\n", SDL_GetError());fail: is->abort_request = true; if (is->video_refresh_tid) SDL_WaitThread(is->video_refresh_tid, NULL); stream_close(ffp); return NULL; } return is;}// FFP_MERGE: stream_cycle_channel// FFP_MERGE: toggle_full_screen// FFP_MERGE: toggle_audio_display// FFP_MERGE: refresh_loop_wait_event// FFP_MERGE: event_loop// FFP_MERGE: opt_frame_size// FFP_MERGE: opt_width// FFP_MERGE: opt_height// FFP_MERGE: opt_format// FFP_MERGE: opt_frame_pix_fmt// FFP_MERGE: opt_sync// FFP_MERGE: opt_seek// FFP_MERGE: opt_duration// FFP_MERGE: opt_show_mode// FFP_MERGE: opt_input_file// FFP_MERGE: opt_codec// FFP_MERGE: dummy// FFP_MERGE: options// FFP_MERGE: show_usage// FFP_MERGE: show_help_defaultstatic int video_refresh_thread(void *arg){ FFPlayer *ffp = arg; VideoState *is = ffp->is; double remaining_time = 0.0; while (!is->abort_request) { if (remaining_time > 0.0) av_usleep((int)(int64_t)(remaining_time * 1000000.0)); remaining_time = REFRESH_RATE; if (is->show_mode != SHOW_MODE_NONE && (!is->paused || is->force_refresh)) video_refresh(ffp, &remaining_time); } return 0;}static int lockmgr(void **mtx, enum AVLockOp op){ switch (op) { case AV_LOCK_CREATE: *mtx = SDL_CreateMutex(); if (!*mtx) { av_log(NULL, AV_LOG_FATAL, "SDL_CreateMutex(): %s\n", SDL_GetError()); return 1; } return 0; case AV_LOCK_OBTAIN: return !!SDL_LockMutex(*mtx); case AV_LOCK_RELEASE: return !!SDL_UnlockMutex(*mtx); case AV_LOCK_DESTROY: SDL_DestroyMutex(*mtx); return 0; } return 1;}// FFP_MERGE: main/***************************************************************************** * end last line in ffplay.c ****************************************************************************/static bool g_ffmpeg_global_inited = false;inline static int log_level_av_to_ijk(int av_level){ int ijk_level = IJK_LOG_VERBOSE; if (av_level <= AV_LOG_PANIC) ijk_level = IJK_LOG_FATAL; else if (av_level <= AV_LOG_FATAL) ijk_level = IJK_LOG_FATAL; else if (av_level <= AV_LOG_ERROR) ijk_level = IJK_LOG_ERROR; else if (av_level <= AV_LOG_WARNING) ijk_level = IJK_LOG_WARN; else if (av_level <= AV_LOG_INFO) ijk_level = IJK_LOG_INFO; // AV_LOG_VERBOSE means detailed info else if (av_level <= AV_LOG_VERBOSE) ijk_level = IJK_LOG_INFO; else if (av_level <= AV_LOG_DEBUG) ijk_level = IJK_LOG_DEBUG; else if (av_level <= AV_LOG_TRACE) ijk_level = IJK_LOG_VERBOSE; else ijk_level = IJK_LOG_VERBOSE; return ijk_level;}inline static int log_level_ijk_to_av(int ijk_level){ int av_level = IJK_LOG_VERBOSE; if (ijk_level >= IJK_LOG_SILENT) av_level = AV_LOG_QUIET; else if (ijk_level >= IJK_LOG_FATAL) av_level = AV_LOG_FATAL; else if (ijk_level >= IJK_LOG_ERROR) av_level = AV_LOG_ERROR; else if (ijk_level >= IJK_LOG_WARN) av_level = AV_LOG_WARNING; else if (ijk_level >= IJK_LOG_INFO) av_level = AV_LOG_INFO; // AV_LOG_VERBOSE means detailed info else if (ijk_level >= IJK_LOG_DEBUG) av_level = AV_LOG_DEBUG; else if (ijk_level >= IJK_LOG_VERBOSE) av_level = AV_LOG_TRACE; else if (ijk_level >= IJK_LOG_DEFAULT) av_level = AV_LOG_TRACE; else if (ijk_level >= IJK_LOG_UNKNOWN) av_level = AV_LOG_TRACE; else av_level = AV_LOG_TRACE; return av_level;}static void ffp_log_callback_brief(void *ptr, int level, const char *fmt, va_list vl){ if (level > av_log_get_level()) return; int ffplv __unused = log_level_av_to_ijk(level); VLOG(ffplv, IJK_LOG_TAG, fmt, vl);}static void ffp_log_callback_report(void *ptr, int level, const char *fmt, va_list vl){ if (level > av_log_get_level()) return; int ffplv __unused = log_level_av_to_ijk(level); va_list vl2; char line[1024]; static int print_prefix = 1; va_copy(vl2, vl); // av_log_default_callback(ptr, level, fmt, vl); av_log_format_line(ptr, level, fmt, vl2, line, sizeof(line), &print_prefix); va_end(vl2); ALOG(ffplv, IJK_LOG_TAG, "%s", line);}int ijkav_register_all(void);void ffp_global_init(){ if (g_ffmpeg_global_inited) return; /* register all codecs, demux and protocols */ avcodec_register_all();#if CONFIG_AVDEVICE avdevice_register_all();#endif#if CONFIG_AVFILTER avfilter_register_all();#endif av_register_all(); ijkav_register_all(); avformat_network_init(); av_lockmgr_register(lockmgr); av_log_set_callback(ffp_log_callback_brief); av_init_packet(&flush_pkt); flush_pkt.data = (uint8_t *)&flush_pkt; g_ffmpeg_global_inited = true;}void ffp_global_uninit(){ if (!g_ffmpeg_global_inited) return; av_lockmgr_register(NULL); // FFP_MERGE: uninit_opts avformat_network_deinit(); g_ffmpeg_global_inited = false;}void ffp_global_set_log_report(int use_report){ if (use_report) { av_log_set_callback(ffp_log_callback_report); } else { av_log_set_callback(ffp_log_callback_brief); }}void ffp_global_set_log_level(int log_level){ int av_level = log_level_ijk_to_av(log_level); av_log_set_level(av_level);}static ijk_inject_callback s_inject_callback;int inject_callback(void *opaque, int type, void *data, size_t data_size){ if (s_inject_callback) return s_inject_callback(opaque, type, data, data_size); return 0;}void ffp_global_set_inject_callback(ijk_inject_callback cb){ s_inject_callback = cb;}void ffp_io_stat_register(void (*cb)(const char *url, int type, int bytes)){ // avijk_io_stat_register(cb);}void ffp_io_stat_complete_register(void (*cb)(const char *url, int64_t read_bytes, int64_t total_size, int64_t elpased_time, int64_t total_duration)){ // avijk_io_stat_complete_register(cb);}static const char *ffp_context_to_name(void *ptr){ return "FFPlayer";}static void *ffp_context_child_next(void *obj, void *prev){ return NULL;}static const AVClass *ffp_context_child_class_next(const AVClass *prev){ return NULL;}const AVClass ffp_context_class = { .class_name = "FFPlayer", .item_name = ffp_context_to_name, .option = ffp_context_options, .version = LIBAVUTIL_VERSION_INT, .child_next = ffp_context_child_next, .child_class_next = ffp_context_child_class_next,};static const char *ijk_version_info(){ return IJKPLAYER_VERSION;}FFPlayer *ffp_create(){ av_log(NULL, AV_LOG_INFO, "av_version_info: %s\n", av_version_info()); av_log(NULL, AV_LOG_INFO, "ijk_version_info: %s\n", ijk_version_info()); FFPlayer* ffp = (FFPlayer*) av_mallocz(sizeof(FFPlayer)); if (!ffp) return NULL; msg_queue_init(&ffp->msg_queue); ffp->af_mutex = SDL_CreateMutex(); ffp->vf_mutex = SDL_CreateMutex(); ffp_reset_internal(ffp); ffp->av_class = &ffp_context_class; ffp->meta = ijkmeta_create(); av_opt_set_defaults(ffp); return ffp;}void ffp_destroy(FFPlayer *ffp){ if (!ffp) return; if (ffp->is) { av_log(NULL, AV_LOG_WARNING, "ffp_destroy_ffplayer: force stream_close()"); stream_close(ffp); ffp->is = NULL; } SDL_VoutFreeP(&ffp->vout); SDL_AoutFreeP(&ffp->aout); ffpipenode_free_p(&ffp->node_vdec); ffpipeline_free_p(&ffp->pipeline); ijkmeta_destroy_p(&ffp->meta); ffp_reset_internal(ffp); SDL_DestroyMutexP(&ffp->af_mutex); SDL_DestroyMutexP(&ffp->vf_mutex); msg_queue_destroy(&ffp->msg_queue); av_free(ffp);}void ffp_destroy_p(FFPlayer **pffp){ if (!pffp) return; ffp_destroy(*pffp); *pffp = NULL;}static AVDictionary **ffp_get_opt_dict(FFPlayer *ffp, int opt_category){ assert(ffp); switch (opt_category) { case FFP_OPT_CATEGORY_FORMAT: return &ffp->format_opts; case FFP_OPT_CATEGORY_CODEC: return &ffp->codec_opts; case FFP_OPT_CATEGORY_SWS: return &ffp->sws_dict; case FFP_OPT_CATEGORY_PLAYER: return &ffp->player_opts; case FFP_OPT_CATEGORY_SWR: return &ffp->swr_opts; default: av_log(ffp, AV_LOG_ERROR, "unknown option category %d\n", opt_category); return NULL; }}static int app_func_event(AVApplicationContext *h, int message ,void *data, size_t size){ if (!h || !h->opaque || !data) return 0; FFPlayer *ffp = (FFPlayer *)h->opaque; if (!ffp->inject_opaque) return 0; if (message == AVAPP_EVENT_IO_TRAFFIC && sizeof(AVAppIOTraffic) == size) { AVAppIOTraffic *event = (AVAppIOTraffic *)(intptr_t)data; if (event->bytes > 0) { ffp->stat.byte_count += event->bytes; SDL_SpeedSampler2Add(&ffp->stat.tcp_read_sampler, event->bytes); } } else if (message == AVAPP_EVENT_ASYNC_STATISTIC && sizeof(AVAppAsyncStatistic) == size) { AVAppAsyncStatistic *statistic = (AVAppAsyncStatistic *) (intptr_t)data; ffp->stat.buf_backwards = statistic->buf_backwards; ffp->stat.buf_forwards = statistic->buf_forwards; ffp->stat.buf_capacity = statistic->buf_capacity; } return inject_callback(ffp->inject_opaque, message , data, size);}static int ijkio_app_func_event(IjkIOApplicationContext *h, int message ,void *data, size_t size){ if (!h || !h->opaque || !data) return 0; FFPlayer *ffp = (FFPlayer *)h->opaque; if (!ffp->ijkio_inject_opaque) return 0; if (message == IJKIOAPP_EVENT_CACHE_STATISTIC && sizeof(IjkIOAppCacheStatistic) == size) { IjkIOAppCacheStatistic *statistic = (IjkIOAppCacheStatistic *) (intptr_t)data; ffp->stat.cache_physical_pos = statistic->cache_physical_pos; ffp->stat.cache_buf_forwards = statistic->cache_buf_forwards; ffp->stat.cache_file_pos = statistic->cache_file_pos; ffp->stat.cache_count_bytes = statistic->cache_count_bytes; } return inject_callback(ffp->inject_opaque, IJKIOAPP_EVENT_CACHE_STATISTIC, data, size);}void *ffp_set_ijkio_inject_opaque(FFPlayer *ffp, void *opaque){ if (!ffp) return NULL; void *prev_weak_thiz = ffp->ijkio_inject_opaque; ffp->ijkio_inject_opaque = opaque; ijkio_manager_destroyp(&ffp->ijkio_manager_ctx); ijkio_manager_create(&ffp->ijkio_manager_ctx, ffp); ijkio_manager_set_callback(ffp->ijkio_manager_ctx, ijkio_app_func_event); ffp_set_option_int(ffp, FFP_OPT_CATEGORY_FORMAT, "ijkiomanager", (int64_t)(intptr_t)ffp->ijkio_manager_ctx); return prev_weak_thiz;}void *ffp_set_inject_opaque(FFPlayer *ffp, void *opaque){ if (!ffp) return NULL; void *prev_weak_thiz = ffp->inject_opaque; ffp->inject_opaque = opaque; av_application_closep(&ffp->app_ctx); av_application_open(&ffp->app_ctx, ffp); ffp_set_option_int(ffp, FFP_OPT_CATEGORY_FORMAT, "ijkapplication", (int64_t)(intptr_t)ffp->app_ctx); ffp->app_ctx->func_on_app_event = app_func_event; return prev_weak_thiz;}void ffp_set_option(FFPlayer *ffp, int opt_category, const char *name, const char *value){ if (!ffp) return; AVDictionary **dict = ffp_get_opt_dict(ffp, opt_category); av_dict_set(dict, name, value, 0);}void ffp_set_option_int(FFPlayer *ffp, int opt_category, const char *name, int64_t value){ if (!ffp) return; AVDictionary **dict = ffp_get_opt_dict(ffp, opt_category); av_dict_set_int(dict, name, value, 0);}void ffp_set_overlay_format(FFPlayer *ffp, int chroma_fourcc){ switch (chroma_fourcc) { case SDL_FCC__GLES2: case SDL_FCC_I420: case SDL_FCC_YV12: case SDL_FCC_RV16: case SDL_FCC_RV24: case SDL_FCC_RV32: ffp->overlay_format = chroma_fourcc; break;#ifdef __APPLE__ case SDL_FCC_I444P10LE: ffp->overlay_format = chroma_fourcc; break;#endif default: av_log(ffp, AV_LOG_ERROR, "ffp_set_overlay_format: unknown chroma fourcc: %d\n", chroma_fourcc); break; }}int ffp_get_video_codec_info(FFPlayer *ffp, char **codec_info){ if (!codec_info) return -1; // FIXME: not thread-safe if (ffp->video_codec_info) { *codec_info = strdup(ffp->video_codec_info); } else { *codec_info = NULL; } return 0;}int ffp_get_audio_codec_info(FFPlayer *ffp, char **codec_info){ if (!codec_info) return -1; // FIXME: not thread-safe if (ffp->audio_codec_info) { *codec_info = strdup(ffp->audio_codec_info); } else { *codec_info = NULL; } return 0;}static void ffp_show_dict(FFPlayer *ffp, const char *tag, AVDictionary *dict){ AVDictionaryEntry *t = NULL; while ((t = av_dict_get(dict, "", t, AV_DICT_IGNORE_SUFFIX))) { av_log(ffp, AV_LOG_INFO, "%-*s: %-*s = %s\n", 12, tag, 28, t->key, t->value); }}#define FFP_VERSION_MODULE_NAME_LENGTH 13static void ffp_show_version_str(FFPlayer *ffp, const char *module, const char *version){ av_log(ffp, AV_LOG_INFO, "%-*s: %s\n", FFP_VERSION_MODULE_NAME_LENGTH, module, version);}static void ffp_show_version_int(FFPlayer *ffp, const char *module, unsigned version){ av_log(ffp, AV_LOG_INFO, "%-*s: %u.%u.%u\n", FFP_VERSION_MODULE_NAME_LENGTH, module, (unsigned int)IJKVERSION_GET_MAJOR(version), (unsigned int)IJKVERSION_GET_MINOR(version), (unsigned int)IJKVERSION_GET_MICRO(version));}int ffp_prepare_async_l(FFPlayer *ffp, const char *file_name){ assert(ffp); assert(!ffp->is); assert(file_name); if (av_stristart(file_name, "rtmp", NULL) || av_stristart(file_name, "rtsp", NULL)) { // There is total different meaning for 'timeout' option in rtmp av_log(ffp, AV_LOG_WARNING, "remove 'timeout' option for rtmp.\n"); av_dict_set(&ffp->format_opts, "timeout", NULL, 0); } /* there is a length limit in avformat */ if (strlen(file_name) + 1 > 1024) { av_log(ffp, AV_LOG_ERROR, "%s too long url\n", __func__); if (avio_find_protocol_name("ijklongurl:")) { av_dict_set(&ffp->format_opts, "ijklongurl-url", file_name, 0); file_name = "ijklongurl:"; } } av_log(NULL, AV_LOG_INFO, "===== versions =====\n"); ffp_show_version_str(ffp, "ijkplayer", ijk_version_info()); ffp_show_version_str(ffp, "FFmpeg", av_version_info()); ffp_show_version_int(ffp, "libavutil", avutil_version()); ffp_show_version_int(ffp, "libavcodec", avcodec_version()); ffp_show_version_int(ffp, "libavformat", avformat_version()); ffp_show_version_int(ffp, "libswscale", swscale_version()); ffp_show_version_int(ffp, "libswresample", swresample_version()); av_log(NULL, AV_LOG_INFO, "===== options =====\n"); ffp_show_dict(ffp, "player-opts", ffp->player_opts); ffp_show_dict(ffp, "format-opts", ffp->format_opts); ffp_show_dict(ffp, "codec-opts ", ffp->codec_opts); ffp_show_dict(ffp, "sws-opts ", ffp->sws_dict); ffp_show_dict(ffp, "swr-opts ", ffp->swr_opts); av_log(NULL, AV_LOG_INFO, "===================\n"); av_opt_set_dict(ffp, &ffp->player_opts); if (!ffp->aout) { ffp->aout = ffpipeline_open_audio_output(ffp->pipeline, ffp); if (!ffp->aout) return -1; }#if CONFIG_AVFILTER if (ffp->vfilter0) { GROW_ARRAY(ffp->vfilters_list, ffp->nb_vfilters); ffp->vfilters_list[ffp->nb_vfilters - 1] = ffp->vfilter0; }#endif VideoState *is = stream_open(ffp, file_name, NULL); if (!is) { av_log(NULL, AV_LOG_WARNING, "ffp_prepare_async_l: stream_open failed OOM"); return EIJK_OUT_OF_MEMORY; } ffp->is = is; ffp->input_filename = av_strdup(file_name); return 0;}int ffp_start_from_l(FFPlayer *ffp, long msec){ assert(ffp); VideoState *is = ffp->is; if (!is) return EIJK_NULL_IS_PTR; ffp->auto_resume = 1; ffp_toggle_buffering(ffp, 1); ffp_seek_to_l(ffp, msec); return 0;}int ffp_start_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (!is) return EIJK_NULL_IS_PTR; toggle_pause(ffp, 0); return 0;}int ffp_pause_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (!is) return EIJK_NULL_IS_PTR; toggle_pause(ffp, 1); return 0;}int ffp_is_paused_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (!is) return 1; return is->paused;}int ffp_stop_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (is) { is->abort_request = 1; toggle_pause(ffp, 1); } msg_queue_abort(&ffp->msg_queue); if (ffp->enable_accurate_seek && is && is->accurate_seek_mutex && is->audio_accurate_seek_cond && is->video_accurate_seek_cond) { SDL_LockMutex(is->accurate_seek_mutex); is->audio_accurate_seek_req = 0; is->video_accurate_seek_req = 0; SDL_CondSignal(is->audio_accurate_seek_cond); SDL_CondSignal(is->video_accurate_seek_cond); SDL_UnlockMutex(is->accurate_seek_mutex); } return 0;}int ffp_wait_stop_l(FFPlayer *ffp){ assert(ffp); if (ffp->is) { ffp_stop_l(ffp); stream_close(ffp); ffp->is = NULL; } return 0;}int ffp_seek_to_l(FFPlayer *ffp, long msec){ assert(ffp); VideoState *is = ffp->is; if (!is) return EIJK_NULL_IS_PTR; int64_t seek_pos = milliseconds_to_fftime(msec); int64_t start_time = is->ic->start_time; if (start_time > 0 && start_time != AV_NOPTS_VALUE) seek_pos += start_time; // FIXME: 9 seek by bytes // FIXME: 9 seek out of range // FIXME: 9 seekable av_log(ffp, AV_LOG_DEBUG, "stream_seek %"PRId64"(%d) + %"PRId64", \n", seek_pos, (int)msec, start_time); stream_seek(is, seek_pos, 0, 0); return 0;}long ffp_get_current_position_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (!is || !is->ic) return 0; int64_t start_time = is->ic->start_time; int64_t start_diff = 0; if (start_time > 0 && start_time != AV_NOPTS_VALUE) start_diff = fftime_to_milliseconds(start_time); int64_t pos = 0; double pos_clock = get_master_clock(is); if (isnan(pos_clock)) { pos = fftime_to_milliseconds(is->seek_pos); } else { pos = pos_clock * 1000; } // If using REAL time and not ajusted, then return the real pos as calculated from the stream // the use case for this is primarily when using a custom non-seekable data source that starts // with a buffer that is NOT the start of the stream. We want the get_current_position to // return the time in the stream, and not the player's internal clock. if (ffp->no_time_adjust) { return (long)pos; } if (pos < 0 || pos < start_diff) return 0; int64_t adjust_pos = pos - start_diff; return (long)adjust_pos;}long ffp_get_duration_l(FFPlayer *ffp){ assert(ffp); VideoState *is = ffp->is; if (!is || !is->ic) return 0; int64_t duration = fftime_to_milliseconds(is->ic->duration); if (duration < 0) return 0; return (long)duration;}long ffp_get_playable_duration_l(FFPlayer *ffp){ assert(ffp); if (!ffp) return 0; return (long)ffp->playable_duration_ms;}void ffp_set_loop(FFPlayer *ffp, int loop){ assert(ffp); if (!ffp) return; ffp->loop = loop;}int ffp_get_loop(FFPlayer *ffp){ assert(ffp); if (!ffp) return 1; return ffp->loop;}int ffp_packet_queue_init(PacketQueue *q){ return packet_queue_init(q);}void ffp_packet_queue_destroy(PacketQueue *q){ return packet_queue_destroy(q);}void ffp_packet_queue_abort(PacketQueue *q){ return packet_queue_abort(q);}void ffp_packet_queue_start(PacketQueue *q){ return packet_queue_start(q);}void ffp_packet_queue_flush(PacketQueue *q){ return packet_queue_flush(q);}int ffp_packet_queue_get(PacketQueue *q, AVPacket *pkt, int block, int *serial){ return packet_queue_get(q, pkt, block, serial);}int ffp_packet_queue_get_or_buffering(FFPlayer *ffp, PacketQueue *q, AVPacket *pkt, int *serial, int *finished){ return packet_queue_get_or_buffering(ffp, q, pkt, serial, finished);}int ffp_packet_queue_put(PacketQueue *q, AVPacket *pkt){ return packet_queue_put(q, pkt);}bool ffp_is_flush_packet(AVPacket *pkt){ if (!pkt) return false; return pkt->data == flush_pkt.data;}Frame *ffp_frame_queue_peek_writable(FrameQueue *f){ return frame_queue_peek_writable(f);}void ffp_frame_queue_push(FrameQueue *f){ return frame_queue_push(f);}int ffp_queue_picture(FFPlayer *ffp, AVFrame *src_frame, double pts, double duration, int64_t pos, int serial){ return queue_picture(ffp, src_frame, pts, duration, pos, serial);}int ffp_get_master_sync_type(VideoState *is){ return get_master_sync_type(is);}double ffp_get_master_clock(VideoState *is){ return get_master_clock(is);}void ffp_toggle_buffering_l(FFPlayer *ffp, int buffering_on){ if (!ffp->packet_buffering) return; VideoState *is = ffp->is; if (buffering_on && !is->buffering_on) { av_log(ffp, AV_LOG_DEBUG, "ffp_toggle_buffering_l: start\n"); is->buffering_on = 1; stream_update_pause_l(ffp); ffp_notify_msg1(ffp, FFP_MSG_BUFFERING_START); } else if (!buffering_on && is->buffering_on){ av_log(ffp, AV_LOG_DEBUG, "ffp_toggle_buffering_l: end\n"); is->buffering_on = 0; stream_update_pause_l(ffp); ffp_notify_msg1(ffp, FFP_MSG_BUFFERING_END); }}void ffp_toggle_buffering(FFPlayer *ffp, int start_buffering){ SDL_LockMutex(ffp->is->play_mutex); ffp_toggle_buffering_l(ffp, start_buffering); SDL_UnlockMutex(ffp->is->play_mutex);}void ffp_track_statistic_l(FFPlayer *ffp, AVStream *st, PacketQueue *q, FFTrackCacheStatistic *cache){ assert(cache); if (q) { cache->bytes = q->size; cache->packets = q->nb_packets; } if (q && st && st->time_base.den > 0 && st->time_base.num > 0) { cache->duration = q->duration * av_q2d(st->time_base) * 1000; }}void ffp_audio_statistic_l(FFPlayer *ffp){ VideoState *is = ffp->is; ffp_track_statistic_l(ffp, is->audio_st, &is->audioq, &ffp->stat.audio_cache);}void ffp_video_statistic_l(FFPlayer *ffp){ VideoState *is = ffp->is; ffp_track_statistic_l(ffp, is->video_st, &is->videoq, &ffp->stat.video_cache);}void ffp_statistic_l(FFPlayer *ffp){ ffp_audio_statistic_l(ffp); ffp_video_statistic_l(ffp);}void ffp_check_buffering_l(FFPlayer *ffp){ VideoState *is = ffp->is; int hwm_in_ms = ffp->dcc.current_high_water_mark_in_ms; // use fast water mark for first loading int buf_size_percent = -1; int buf_time_percent = -1; int hwm_in_bytes = ffp->dcc.high_water_mark_in_bytes; int need_start_buffering = 0; int audio_time_base_valid = 0; int video_time_base_valid = 0; int64_t buf_time_position = -1; if(is->audio_st) audio_time_base_valid = is->audio_st->time_base.den > 0 && is->audio_st->time_base.num > 0; if(is->video_st) video_time_base_valid = is->video_st->time_base.den > 0 && is->video_st->time_base.num > 0; if (hwm_in_ms > 0) { int cached_duration_in_ms = -1; int64_t audio_cached_duration = -1; int64_t video_cached_duration = -1; if (is->audio_st && audio_time_base_valid) { audio_cached_duration = ffp->stat.audio_cache.duration;#ifdef FFP_SHOW_DEMUX_CACHE int audio_cached_percent = (int)av_rescale(audio_cached_duration, 1005, hwm_in_ms * 10); av_log(ffp, AV_LOG_DEBUG, "audio cache=%%%d milli:(%d/%d) bytes:(%d/%d) packet:(%d/%d)\n", audio_cached_percent, (int)audio_cached_duration, hwm_in_ms, is->audioq.size, hwm_in_bytes, is->audioq.nb_packets, MIN_FRAMES);#endif } if (is->video_st && video_time_base_valid) { video_cached_duration = ffp->stat.video_cache.duration;#ifdef FFP_SHOW_DEMUX_CACHE int video_cached_percent = (int)av_rescale(video_cached_duration, 1005, hwm_in_ms * 10); av_log(ffp, AV_LOG_DEBUG, "video cache=%%%d milli:(%d/%d) bytes:(%d/%d) packet:(%d/%d)\n", video_cached_percent, (int)video_cached_duration, hwm_in_ms, is->videoq.size, hwm_in_bytes, is->videoq.nb_packets, MIN_FRAMES);#endif } if (video_cached_duration > 0 && audio_cached_duration > 0) { cached_duration_in_ms = (int)IJKMIN(video_cached_duration, audio_cached_duration); } else if (video_cached_duration > 0) { cached_duration_in_ms = (int)video_cached_duration; } else if (audio_cached_duration > 0) { cached_duration_in_ms = (int)audio_cached_duration; } if (cached_duration_in_ms >= 0) { buf_time_position = ffp_get_current_position_l(ffp) + cached_duration_in_ms; ffp->playable_duration_ms = buf_time_position; buf_time_percent = (int)av_rescale(cached_duration_in_ms, 1005, hwm_in_ms * 10);#ifdef FFP_SHOW_DEMUX_CACHE av_log(ffp, AV_LOG_DEBUG, "time cache=%%%d (%d/%d)\n", buf_time_percent, cached_duration_in_ms, hwm_in_ms);#endif#ifdef FFP_NOTIFY_BUF_TIME ffp_notify_msg3(ffp, FFP_MSG_BUFFERING_TIME_UPDATE, cached_duration_in_ms, hwm_in_ms);#endif } } int cached_size = is->audioq.size + is->videoq.size; if (hwm_in_bytes > 0) { buf_size_percent = (int)av_rescale(cached_size, 1005, hwm_in_bytes * 10);#ifdef FFP_SHOW_DEMUX_CACHE av_log(ffp, AV_LOG_DEBUG, "size cache=%%%d (%d/%d)\n", buf_size_percent, cached_size, hwm_in_bytes);#endif#ifdef FFP_NOTIFY_BUF_BYTES ffp_notify_msg3(ffp, FFP_MSG_BUFFERING_BYTES_UPDATE, cached_size, hwm_in_bytes);#endif } int buf_percent = -1; if (buf_time_percent >= 0) { // alwas depend on cache duration if valid if (buf_time_percent >= 100) need_start_buffering = 1; buf_percent = buf_time_percent; } else { if (buf_size_percent >= 100) need_start_buffering = 1; buf_percent = buf_size_percent; } if (buf_time_percent >= 0 && buf_size_percent >= 0) { buf_percent = FFMIN(buf_time_percent, buf_size_percent); } if (buf_percent) {#ifdef FFP_SHOW_BUF_POS av_log(ffp, AV_LOG_DEBUG, "buf pos=%"PRId64", %%%d\n", buf_time_position, buf_percent);#endif ffp_notify_msg3(ffp, FFP_MSG_BUFFERING_UPDATE, (int)buf_time_position, buf_percent); } if (need_start_buffering) { if (hwm_in_ms < ffp->dcc.next_high_water_mark_in_ms) { hwm_in_ms = ffp->dcc.next_high_water_mark_in_ms; } else { hwm_in_ms *= 2; } if (hwm_in_ms > ffp->dcc.last_high_water_mark_in_ms) hwm_in_ms = ffp->dcc.last_high_water_mark_in_ms; ffp->dcc.current_high_water_mark_in_ms = hwm_in_ms; if (is->buffer_indicator_queue && is->buffer_indicator_queue->nb_packets > 0) { if ( (is->audioq.nb_packets > MIN_MIN_FRAMES || is->audio_stream < 0 || is->audioq.abort_request) && (is->videoq.nb_packets > MIN_MIN_FRAMES || is->video_stream < 0 || is->videoq.abort_request)) { ffp_toggle_buffering(ffp, 0); } } }}int ffp_video_thread(FFPlayer *ffp){ return ffplay_video_thread(ffp);}void ffp_set_video_codec_info(FFPlayer *ffp, const char *module, const char *codec){ av_freep(&ffp->video_codec_info); ffp->video_codec_info = av_asprintf("%s, %s", module ? module : "", codec ? codec : ""); av_log(ffp, AV_LOG_INFO, "VideoCodec: %s\n", ffp->video_codec_info);}void ffp_set_audio_codec_info(FFPlayer *ffp, const char *module, const char *codec){ av_freep(&ffp->audio_codec_info); ffp->audio_codec_info = av_asprintf("%s, %s", module ? module : "", codec ? codec : ""); av_log(ffp, AV_LOG_INFO, "AudioCodec: %s\n", ffp->audio_codec_info);}void ffp_set_subtitle_codec_info(FFPlayer *ffp, const char *module, const char *codec){ av_freep(&ffp->subtitle_codec_info); ffp->subtitle_codec_info = av_asprintf("%s, %s", module ? module : "", codec ? codec : ""); av_log(ffp, AV_LOG_INFO, "SubtitleCodec: %s\n", ffp->subtitle_codec_info);}void ffp_set_playback_rate(FFPlayer *ffp, float rate){ if (!ffp) return; ffp->pf_playback_rate = rate; ffp->pf_playback_rate_changed = 1;}void ffp_set_playback_volume(FFPlayer *ffp, float volume){ if (!ffp) return; ffp->pf_playback_volume = volume; ffp->pf_playback_volume_changed = 1;}int ffp_get_video_rotate_degrees(FFPlayer *ffp){ VideoState *is = ffp->is; if (!is) return 0; int theta = abs((int)((int64_t)round(fabs(get_rotation(is->video_st))) % 360)); switch (theta) { case 0: case 90: case 180: case 270: break; case 360: theta = 0; break; default: ALOGW("Unknown rotate degress: %d\n", theta); theta = 0; break; } return theta;}int ffp_set_stream_selected(FFPlayer *ffp, int stream, int selected){ VideoState *is = ffp->is; AVFormatContext *ic = NULL; AVCodecParameters *codecpar = NULL; if (!is) return -1; ic = is->ic; if (!ic) return -1; if (stream < 0 || stream >= ic->nb_streams) { av_log(ffp, AV_LOG_ERROR, "invalid stream index %d >= stream number (%d)\n", stream, ic->nb_streams); return -1; } codecpar = ic->streams[stream]->codecpar; if (selected) { switch (codecpar->codec_type) { case AVMEDIA_TYPE_VIDEO: if (stream != is->video_stream && is->video_stream >= 0) stream_component_close(ffp, is->video_stream); break; case AVMEDIA_TYPE_AUDIO: if (stream != is->audio_stream && is->audio_stream >= 0) stream_component_close(ffp, is->audio_stream); break; case AVMEDIA_TYPE_SUBTITLE: if (stream != is->subtitle_stream && is->subtitle_stream >= 0) stream_component_close(ffp, is->subtitle_stream); break; default: av_log(ffp, AV_LOG_ERROR, "select invalid stream %d of video type %d\n", stream, codecpar->codec_type); return -1; } return stream_component_open(ffp, stream); } else { switch (codecpar->codec_type) { case AVMEDIA_TYPE_VIDEO: if (stream == is->video_stream) stream_component_close(ffp, is->video_stream); break; case AVMEDIA_TYPE_AUDIO: if (stream == is->audio_stream) stream_component_close(ffp, is->audio_stream); break; case AVMEDIA_TYPE_SUBTITLE: if (stream == is->subtitle_stream) stream_component_close(ffp, is->subtitle_stream); break; default: av_log(ffp, AV_LOG_ERROR, "select invalid stream %d of audio type %d\n", stream, codecpar->codec_type); return -1; } return 0; }}float ffp_get_property_float(FFPlayer *ffp, int id, float default_value){ switch (id) { case FFP_PROP_FLOAT_VIDEO_DECODE_FRAMES_PER_SECOND: return ffp ? ffp->stat.vdps : default_value; case FFP_PROP_FLOAT_VIDEO_OUTPUT_FRAMES_PER_SECOND: return ffp ? ffp->stat.vfps : default_value; case FFP_PROP_FLOAT_PLAYBACK_RATE: return ffp ? ffp->pf_playback_rate : default_value; case FFP_PROP_FLOAT_AVDELAY: return ffp ? ffp->stat.avdelay : default_value; case FFP_PROP_FLOAT_AVDIFF: return ffp ? ffp->stat.avdiff : default_value; case FFP_PROP_FLOAT_PLAYBACK_VOLUME: return ffp ? ffp->pf_playback_volume : default_value; default: return default_value; }}void ffp_set_property_float(FFPlayer *ffp, int id, float value){ switch (id) { case FFP_PROP_FLOAT_PLAYBACK_RATE: ffp_set_playback_rate(ffp, value); break; case FFP_PROP_FLOAT_PLAYBACK_VOLUME: ffp_set_playback_volume(ffp, value); break; default: return; }}int64_t ffp_get_property_int64(FFPlayer *ffp, int id, int64_t default_value){ switch (id) { case FFP_PROP_INT64_SELECTED_VIDEO_STREAM: if (!ffp || !ffp->is) return default_value; return ffp->is->video_stream; case FFP_PROP_INT64_SELECTED_AUDIO_STREAM: if (!ffp || !ffp->is) return default_value; return ffp->is->audio_stream; case FFP_PROP_INT64_SELECTED_TIMEDTEXT_STREAM: if (!ffp || !ffp->is) return default_value; return ffp->is->subtitle_stream; case FFP_PROP_INT64_VIDEO_DECODER: if (!ffp) return default_value; return ffp->stat.vdec_type; case FFP_PROP_INT64_AUDIO_DECODER: return FFP_PROPV_DECODER_AVCODEC; case FFP_PROP_INT64_VIDEO_CACHED_DURATION: if (!ffp) return default_value; return ffp->stat.video_cache.duration; case FFP_PROP_INT64_AUDIO_CACHED_DURATION: if (!ffp) return default_value; return ffp->stat.audio_cache.duration; case FFP_PROP_INT64_VIDEO_CACHED_BYTES: if (!ffp) return default_value; return ffp->stat.video_cache.bytes; case FFP_PROP_INT64_AUDIO_CACHED_BYTES: if (!ffp) return default_value; return ffp->stat.audio_cache.bytes; case FFP_PROP_INT64_VIDEO_CACHED_PACKETS: if (!ffp) return default_value; return ffp->stat.video_cache.packets; case FFP_PROP_INT64_AUDIO_CACHED_PACKETS: if (!ffp) return default_value; return ffp->stat.audio_cache.packets; case FFP_PROP_INT64_BIT_RATE: return ffp ? ffp->stat.bit_rate : default_value; case FFP_PROP_INT64_TCP_SPEED: return ffp ? SDL_SpeedSampler2GetSpeed(&ffp->stat.tcp_read_sampler) : default_value; case FFP_PROP_INT64_ASYNC_STATISTIC_BUF_BACKWARDS: if (!ffp) return default_value; return ffp->stat.buf_backwards; case FFP_PROP_INT64_ASYNC_STATISTIC_BUF_FORWARDS: if (!ffp) return default_value; return ffp->stat.buf_forwards; case FFP_PROP_INT64_ASYNC_STATISTIC_BUF_CAPACITY: if (!ffp) return default_value; return ffp->stat.buf_capacity; case FFP_PROP_INT64_LATEST_SEEK_LOAD_DURATION: return ffp ? ffp->stat.latest_seek_load_duration : default_value; case FFP_PROP_INT64_TRAFFIC_STATISTIC_BYTE_COUNT: return ffp ? ffp->stat.byte_count : default_value; case FFP_PROP_INT64_CACHE_STATISTIC_PHYSICAL_POS: if (!ffp) return default_value; return ffp->stat.cache_physical_pos; case FFP_PROP_INT64_CACHE_STATISTIC_BUF_FORWARDS: if (!ffp) return default_value; return ffp->stat.cache_buf_forwards; case FFP_PROP_INT64_CACHE_STATISTIC_FILE_POS: if (!ffp) return default_value; return ffp->stat.cache_file_pos; case FFP_PROP_INT64_CACHE_STATISTIC_COUNT_BYTES: if (!ffp) return default_value; return ffp->stat.cache_count_bytes; default: return default_value; }}void ffp_set_property_int64(FFPlayer *ffp, int id, int64_t value){ switch (id) { // case FFP_PROP_INT64_SELECTED_VIDEO_STREAM: // case FFP_PROP_INT64_SELECTED_AUDIO_STREAM: default: break; }}IjkMediaMeta *ffp_get_meta_l(FFPlayer *ffp){ if (!ffp) return NULL; return ffp->meta;}
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