ffmpeg.exe移植到vs2010编译步奏

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1、概述

跟ffmpeg源码有很多方式,但是用eclipse的时候,顺序老是乱跳,很不方便,于是想到把ffmpeg.exe移植到vs下,只移植了exe,库文件这些还是用mingw编译的,相当于一个调用ffmpeg的api的一个转码程序,只是这代码是官方的。注:ffmpeg版本是2.6.2的。

2、建立工程

打开vs2010,建立一个空的控制台程序工程,并在工程目录下建立include、lib、bin目录,并把生成目录和工作目录设为bin,包含目录加入include,链接目录加入lib

3、需要的文件

(1)、头文件

在ffmpeg的install目录usr/local/include下找到如下所示的几个文件夹,一起拷贝到工程目录下的inlcude里面去:

(2)、lib文件

在ffmpeg的install目录usr/local/lib,拷贝如下图所示的文件到工程目录下的lib里面去:

(3)、dll文件

在ffmpeg的install目录usr/local/bin,拷贝如下图所示文件到工程目录下的bin目录里面去:

(4)、源文件

去ffmpeg源文件目录把下图所示的文件拷贝到工程目录下去,并加入工程:

4、开始编译

1、提示少文件这些我就不再解释,直接去源码里面找。
2、提示error C2054: expected '(' to follow 'inline',还有几个因为inline引起的错误都可以加上如下定义:
[cpp] view plaincopy
  1. #ifndef inline  
  2. #define inline __inline  
  3. #endif  
3、因为#define AV_TIME_BASE_Q          (AVRational){1, AV_TIME_BASE}引起的错误,可以把定义改为如下:
[cpp] view plaincopy
  1. #define AV_TIME_BASE_Q          _AVRational(1, AV_TIME_BASE)  
并在ffmpeg.c里定义:
[cpp] view plaincopy
  1. AVRational _AVRational(int num, int den)   
[cpp] view plaincopy
  1. {  
  2.     AVRational r = {num, den};  
  3.     return r;  
  4. }  
4、把ffmpeg_opt.c的1623处的代码:
[cpp] view plaincopy
  1. int64_t ts_off   = av_rescale_q(start_time - ifile->ts_offset,  
  2.                            AV_TIME_BASE_Q, in_ch->time_base);  
[cpp] view plaincopy
  1. <span style="font-family: Arial, Helvetica, sans-serif;"></span><pre name="code" class="cpp">int64_t rt       = (ofile->recording_time == INT64_MAX) ? INT64_MAX :  
  2.                            av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);<span style="font-family: Arial, Helvetica, sans-serif;">  </span>  
改为:
[cpp] view plaincopy
  1. int64_t ts_off   = av_rescale_q(start_time - ifile->ts_offset,  
  2.                                        a, in_ch->time_base);  
  3.         int64_t rt       = (ofile->recording_time == INT64_MAX) ? INT64_MAX :  
  4.                            av_rescale_q(ofile->recording_time, a, in_ch->time_base);  
5、把ffmpeg_opt.c的2710处的代码:
[cpp] view plaincopy
  1. static const OptionGroupDef groups[] = {  
  2.     [GROUP_OUTFILE] = { "output file",  NULL, OPT_OUTPUT },  
  3.     [GROUP_INFILE]  = { "input file",   "i",  OPT_INPUT },  
  4. };  
改为:
[cpp] view plaincopy
  1. static const OptionGroupDef groups[] = {  
  2.     { "output file",  NULL, OPT_OUTPUT },  
  3.     { "input file",   "i",  OPT_INPUT },  
  4. };  
6、关于av_err2str的错误,直接注销就好。

7、关于const OptionDef options[]的错误,这是由于标准不一致造成的,把代码改为:
[cpp] view plaincopy
  1. "f",              HAS_ARG | OPT_STRING | OPT_OFFSET |  
  2.                         OPT_INPUT | OPT_OUTPUT,                      { (void*)OFFSET(format) },  
  3.         "force format""fmt" },  
  4.     { "y",              OPT_BOOL,                                    {              &file_overwrite },  
  5.         "overwrite output files" },  
  6.     { "n",              OPT_BOOL,                                    {              &no_file_overwrite },  
  7.         "never overwrite output files" },  
  8.     { "c",              HAS_ARG | OPT_STRING | OPT_SPEC |  
  9.                         OPT_INPUT | OPT_OUTPUT,                      { (void*)OFFSET(codec_names) },  
  10.         "codec name""codec" },  
  11.     { "codec",          HAS_ARG | OPT_STRING | OPT_SPEC |  
  12.                         OPT_INPUT | OPT_OUTPUT,                      { (void*)OFFSET(codec_names) },  
  13.         "codec name""codec" },  
  14.     { "pre",            HAS_ARG | OPT_STRING | OPT_SPEC |  
  15.                         OPT_OUTPUT,                                  { (void*)OFFSET(presets) },  
  16.         "preset name""preset" },  
  17.     { "map",            HAS_ARG | OPT_EXPERT | OPT_PERFILE |  
  18.                         OPT_OUTPUT,                                  { (void*)opt_map },  
  19.         "set input stream mapping",  
  20.         "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },  
  21.     { "map_channel",    HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, {(void*)opt_map_channel },  
  22.         "map an audio channel from one stream to another""file.stream.channel[:syncfile.syncstream]" },  
  23.     { "map_metadata",   HAS_ARG | OPT_STRING | OPT_SPEC |  
  24.                         OPT_OUTPUT,                                  { (void*)OFFSET(metadata_map) },  
  25.         "set metadata information of outfile from infile",  
  26.         "outfile[,metadata]:infile[,metadata]" },  
  27.     { "map_chapters",   HAS_ARG | OPT_INT | OPT_EXPERT | OPT_OFFSET |  
  28.                         OPT_OUTPUT,                                  { (void*)OFFSET(chapters_input_file) },  
  29.         "set chapters mapping""input_file_index" },  
  30.     { "t",              HAS_ARG | OPT_TIME | OPT_OFFSET |  
  31.                         OPT_INPUT | OPT_OUTPUT,                      { (void*)OFFSET(recording_time) },  
  32.         "record or transcode \"duration\" seconds of audio/video",  
  33.         "duration" },  
  34.     { "to",             HAS_ARG | OPT_TIME | OPT_OFFSET | OPT_OUTPUT,  { (void*)OFFSET(stop_time) },  
  35.         "record or transcode stop time""time_stop" },  
  36.     { "fs",             HAS_ARG | OPT_INT64 | OPT_OFFSET | OPT_OUTPUT, { (void*)OFFSET(limit_filesize) },  
  37.         "set the limit file size in bytes""limit_size" },  
  38.     { "ss",             HAS_ARG | OPT_TIME | OPT_OFFSET |  
  39.                         OPT_INPUT | OPT_OUTPUT,                      { (void*)OFFSET(start_time) },  
  40.         "set the start time offset""time_off" },  
  41.     { "accurate_seek",  OPT_BOOL | OPT_OFFSET | OPT_EXPERT |  
  42.                         OPT_INPUT,                                   { (void*)OFFSET(accurate_seek) },  
  43.         "enable/disable accurate seeking with -ss" },  
  44.     { "itsoffset",      HAS_ARG | OPT_TIME | OPT_OFFSET |  
  45.                         OPT_EXPERT | OPT_INPUT,                      { (void*)OFFSET(input_ts_offset) },  
  46.         "set the input ts offset""time_off" },  
  47.     { "itsscale",       HAS_ARG | OPT_DOUBLE | OPT_SPEC |  
  48.                         OPT_EXPERT | OPT_INPUT,                      { (void*)OFFSET(ts_scale) },  
  49.         "set the input ts scale""scale" },  
  50.     { "timestamp",      HAS_ARG | OPT_PERFILE,                       { (void*)opt_recording_timestamp },  
  51.         "set the recording timestamp ('now' to set the current time)""time" },  
  52.     { "metadata",       HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { (void*)OFFSET(metadata) },  
  53.         "add metadata""string=string" },  
  54.     { "dframes",        HAS_ARG | OPT_PERFILE | OPT_EXPERT |  
  55.                         OPT_OUTPUT,                                  { (void*)opt_data_frames },  
  56.         "set the number of data frames to output""number" },  
  57.     { "benchmark",      OPT_BOOL | OPT_EXPERT,                       { &do_benchmark },  
  58.         "add timings for benchmarking" },  
  59.     { "benchmark_all",  OPT_BOOL | OPT_EXPERT,                       { &do_benchmark_all },  
  60.       "add timings for each task" },  
  61.     { "progress",       HAS_ARG | OPT_EXPERT,                        { (void*)opt_progress },  
  62.       "write program-readable progress information""url" },  
  63.     { "stdin",          OPT_BOOL | OPT_EXPERT,                       { &stdin_interaction },  
  64.       "enable or disable interaction on standard input" },  
  65.     { "timelimit",      HAS_ARG | OPT_EXPERT,                        { (void*)opt_timelimit },  
  66.         "set max runtime in seconds""limit" },  
  67.     { "dump",           OPT_BOOL | OPT_EXPERT,                       { &do_pkt_dump },  
  68.         "dump each input packet" },  
  69.     { "hex",            OPT_BOOL | OPT_EXPERT,                       { &do_hex_dump },  
  70.         "when dumping packets, also dump the payload" },  
  71.     { "re",             OPT_BOOL | OPT_EXPERT | OPT_OFFSET |  
  72.                         OPT_INPUT,                                   { (void*)OFFSET(rate_emu) },  
  73.         "read input at native frame rate""" },  
  74.     { "target",         HAS_ARG | OPT_PERFILE | OPT_OUTPUT,          { (void*)opt_target },  
  75.         "specify target file type (\"vcd\", \"svcd\", \"dvd\","  
  76.         " \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)""type" },  
  77.     { "vsync",          HAS_ARG | OPT_EXPERT,                        { opt_vsync },  
  78.         "video sync method""" },  
  79.     { "frame_drop_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,      { &frame_drop_threshold },  
  80.         "frame drop threshold""" },  
  81.     { "async",          HAS_ARG | OPT_INT | OPT_EXPERT,              { &audio_sync_method },  
  82.         "audio sync method""" },  
  83.     { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,          { &audio_drift_threshold },  
  84.         "audio drift threshold""threshold" },  
  85.     { "copyts",         OPT_BOOL | OPT_EXPERT,                       { &copy_ts },  
  86.         "copy timestamps" },  
  87.     { "start_at_zero",  OPT_BOOL | OPT_EXPERT,                       { &start_at_zero },  
  88.         "shift input timestamps to start at 0 when using copyts" },  
  89.     { "copytb",         HAS_ARG | OPT_INT | OPT_EXPERT,              { &copy_tb },  
  90.         "copy input stream time base when stream copying""mode" },  
  91.     { "shortest",       OPT_BOOL | OPT_EXPERT | OPT_OFFSET |  
  92.                         OPT_OUTPUT,                                  { (void*)OFFSET(shortest) },  
  93.         "finish encoding within shortest input" },  
  94.     { "apad",           OPT_STRING | HAS_ARG | OPT_SPEC |  
  95.                         OPT_OUTPUT,                                  { (void*)OFFSET(apad) },  
  96.         "audio pad""" },  
  97.     { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,       { &dts_delta_threshold },  
  98.         "timestamp discontinuity delta threshold""threshold" },  
  99.     { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,       { &dts_error_threshold },  
  100.         "timestamp error delta threshold""threshold" },  
  101.     { "xerror",         OPT_BOOL | OPT_EXPERT,                       { &exit_on_error },  
  102.         "exit on error""error" },  
  103.     { "copyinkf",       OPT_BOOL | OPT_EXPERT | OPT_SPEC |  
  104.                         OPT_OUTPUT,                                  { (void*)OFFSET(copy_initial_nonkeyframes) },  
  105.         "copy initial non-keyframes" },  
  106.     { "copypriorss",    OPT_INT | HAS_ARG | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,   { (void*)OFFSET(copy_prior_start) },  
  107.         "copy or discard frames before start time" },  
  108.     { "frames",         OPT_INT64 | HAS_ARG | OPT_SPEC | OPT_OUTPUT, { (void*)OFFSET(max_frames) },  
  109.         "set the number of frames to output""number" },  
  110.     { "tag",            OPT_STRING | HAS_ARG | OPT_SPEC |  
  111.                         OPT_EXPERT | OPT_OUTPUT | OPT_INPUT,         { (void*)OFFSET(codec_tags) },  
  112.         "force codec tag/fourcc""fourcc/tag" },  
  113.     { "q",              HAS_ARG | OPT_EXPERT | OPT_DOUBLE |  
  114.                         OPT_SPEC | OPT_OUTPUT,                       { (void*)OFFSET(qscale) },  
  115.         "use fixed quality scale (VBR)""q" },  
  116.     { "qscale",         HAS_ARG | OPT_EXPERT | OPT_PERFILE |  
  117.                         OPT_OUTPUT,                                  { (void*)opt_qscale },  
  118.         "use fixed quality scale (VBR)""q" },  
  119.     { "profile",        HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { (void*)opt_profile },  
  120.         "set profile""profile" },  
  121.     { "filter",         HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { (void*)OFFSET(filters) },  
  122.         "set stream filtergraph""filter_graph" },  
  123.     { "filter_script",  HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { (void*)OFFSET(filter_scripts) },  
  124.         "read stream filtergraph description from a file""filename" },  
  125.     { "reinit_filter",  HAS_ARG | OPT_INT | OPT_SPEC | OPT_INPUT,    { (void*)OFFSET(reinit_filters) },  
  126.         "reinit filtergraph on input parameter changes""" },  
  127.     { "filter_complex", HAS_ARG | OPT_EXPERT,                        { (void*)opt_filter_complex },  
  128.         "create a complex filtergraph""graph_description" },  
  129.     { "lavfi",          HAS_ARG | OPT_EXPERT,                        { (void*)opt_filter_complex },  
  130.         "create a complex filtergraph""graph_description" },  
  131.     { "filter_complex_script", HAS_ARG | OPT_EXPERT,                 { (void*)opt_filter_complex_script },  
  132.         "read complex filtergraph description from a file""filename" },  
  133.     { "stats",          OPT_BOOL,                                    { &print_stats },  
  134.         "print progress report during encoding", },  
  135.     { "attach",         HAS_ARG | OPT_PERFILE | OPT_EXPERT |  
  136.                         OPT_OUTPUT,                                  { (void*)opt_attach },  
  137.         "add an attachment to the output file""filename" },  
  138.     { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC |  
  139.                          OPT_EXPERT | OPT_INPUT,                     { (void*)OFFSET(dump_attachment) },  
  140.         "extract an attachment into a file""filename" },  
  141.     { "debug_ts",       OPT_BOOL | OPT_EXPERT,                       { &debug_ts },  
  142.         "print timestamp debugging info" },  
  143.     { "max_error_rate",  HAS_ARG | OPT_FLOAT,                        { &max_error_rate },  
  144.         "maximum error rate""ratio of errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success." },  
  145.     { "discard",        OPT_STRING | HAS_ARG | OPT_SPEC |  
  146.                         OPT_INPUT,                                   { (void*)OFFSET(discard) },  
  147.         "discard""" },  
  148.     { "disposition",    OPT_STRING | HAS_ARG | OPT_SPEC |  
  149.                         OPT_OUTPUT,                                  { (void*)OFFSET(disposition) },  
  150.         "disposition""" },  
  151.     { "thread_queue_size", HAS_ARG | OPT_INT | OPT_OFFSET | OPT_EXPERT | OPT_INPUT,  
  152.                                                                      { (void*)OFFSET(thread_queue_size) },  
  153.         "set the maximum number of queued packets from the demuxer" },  
  154.   
  155.     /* video options */  
  156.     { "vframes",      OPT_VIDEO | HAS_ARG  | OPT_PERFILE | OPT_OUTPUT,           { (void*)opt_video_frames },  
  157.         "set the number of video frames to output""number" },  
  158.     { "r",            OPT_VIDEO | HAS_ARG  | OPT_STRING | OPT_SPEC |  
  159.                       OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(frame_rates) },  
  160.         "set frame rate (Hz value, fraction or abbreviation)""rate" },  
  161.     { "s",            OPT_VIDEO | HAS_ARG | OPT_SUBTITLE | OPT_STRING | OPT_SPEC |  
  162.                       OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(frame_sizes) },  
  163.         "set frame size (WxH or abbreviation)""size" },  
  164.     { "aspect",       OPT_VIDEO | HAS_ARG  | OPT_STRING | OPT_SPEC |  
  165.                       OPT_OUTPUT,                                                { (void*)OFFSET(frame_aspect_ratios) },  
  166.         "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)""aspect" },  
  167.     { "pix_fmt",      OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_STRING | OPT_SPEC |  
  168.                       OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(frame_pix_fmts) },  
  169.         "set pixel format""format" },  
  170.     { "bits_per_raw_sample", OPT_VIDEO | OPT_INT | HAS_ARG,                      { &frame_bits_per_raw_sample },  
  171.         "set the number of bits per raw sample""number" },  
  172.     { "intra",        OPT_VIDEO | OPT_BOOL | OPT_EXPERT,                         { &intra_only },  
  173.         "deprecated use -g 1" },  
  174.     { "vn",           OPT_VIDEO | OPT_BOOL  | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ (void*)OFFSET(video_disable) },  
  175.         "disable video" },  
  176.     { "rc_override",  OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_STRING | OPT_SPEC |  
  177.                       OPT_OUTPUT,                                                { (void*)OFFSET(rc_overrides) },  
  178.         "rate control override for specific intervals""override" },  
  179.     { "vcodec",       OPT_VIDEO | HAS_ARG  | OPT_PERFILE | OPT_INPUT |  
  180.                       OPT_OUTPUT,                                                { (void*)opt_video_codec },  
  181.         "force video codec ('copy' to copy stream)""codec" },  
  182.     { "sameq",        OPT_VIDEO | OPT_EXPERT ,                                   { (void*)opt_sameq },  
  183.         "Removed" },  
  184.     { "same_quant",   OPT_VIDEO | OPT_EXPERT ,                                   { (void*)opt_sameq },  
  185.         "Removed" },  
  186.     { "timecode",     OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT,            { (void*)opt_timecode },  
  187.         "set initial TimeCode value.""hh:mm:ss[:;.]ff" },  
  188.     { "pass",         OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT | OPT_OUTPUT,     { (void*)OFFSET(pass) },  
  189.         "select the pass number (1 to 3)""n" },  
  190.     { "passlogfile",  OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC |  
  191.                       OPT_OUTPUT,                                                { (void*)OFFSET(passlogfiles) },  
  192.         "select two pass log file name prefix""prefix" },  
  193.     { "deinterlace",  OPT_VIDEO | OPT_BOOL | OPT_EXPERT,                         { &do_deinterlace },  
  194.         "this option is deprecated, use the yadif filter instead" },  
  195.     { "psnr",         OPT_VIDEO | OPT_BOOL | OPT_EXPERT,                         { &do_psnr },  
  196.         "calculate PSNR of compressed frames" },  
  197.     { "vstats",       OPT_VIDEO | OPT_EXPERT ,                                   { &opt_vstats },  
  198.         "dump video coding statistics to file" },  
  199.     { "vstats_file",  OPT_VIDEO | HAS_ARG | OPT_EXPERT ,                         { opt_vstats_file },  
  200.         "dump video coding statistics to file""file" },  
  201.     { "vf",           OPT_VIDEO | HAS_ARG  | OPT_PERFILE | OPT_OUTPUT,           { (void*)opt_video_filters },  
  202.         "set video filters""filter_graph" },  
  203.     { "intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_STRING | OPT_SPEC |  
  204.                       OPT_OUTPUT,                                                { (void*)OFFSET(intra_matrices) },  
  205.         "specify intra matrix coeffs""matrix" },  
  206.     { "inter_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_STRING | OPT_SPEC |  
  207.                       OPT_OUTPUT,                                                { (void*)OFFSET(inter_matrices) },  
  208.         "specify inter matrix coeffs""matrix" },  
  209.     { "chroma_intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_STRING | OPT_SPEC |  
  210.                       OPT_OUTPUT,                                                { (void*)OFFSET(chroma_intra_matrices) },  
  211.         "specify intra matrix coeffs""matrix" },  
  212.     { "top",          OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_INT| OPT_SPEC |  
  213.                       OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(top_field_first) },  
  214.         "top=1/bottom=0/auto=-1 field first""" },  
  215.     { "vtag",         OPT_VIDEO | HAS_ARG | OPT_EXPERT  | OPT_PERFILE |  
  216.                       OPT_OUTPUT,                                                { (void*)opt_old2new },  
  217.         "force video tag/fourcc""fourcc/tag" },  
  218.     { "qphist",       OPT_VIDEO | OPT_BOOL | OPT_EXPERT ,                        { &qp_hist },  
  219.         "show QP histogram" },  
  220.     { "force_fps",    OPT_VIDEO | OPT_BOOL | OPT_EXPERT  | OPT_SPEC |  
  221.                       OPT_OUTPUT,                                                { (void*)OFFSET(force_fps) },  
  222.         "force the selected framerate, disable the best supported framerate selection" },  
  223.     { "streamid",     OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |  
  224.                       OPT_OUTPUT,                                                { (void*)opt_streamid },  
  225.         "set the value of an outfile streamid""streamIndex:value" },  
  226.     { "force_key_frames", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |  
  227.                           OPT_SPEC | OPT_OUTPUT,                                 { (void*)OFFSET(forced_key_frames) },  
  228.         "force key frames at specified timestamps""timestamps" },  
  229.     { "ab",           OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT,            { (void*)opt_bitrate },  
  230.         "audio bitrate (please use -b:a)""bitrate" },  
  231.     { "b",            OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT,            { (void*)opt_bitrate },  
  232.         "video bitrate (please use -b:v)""bitrate" },  
  233.     { "hwaccel",          OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |  
  234.                           OPT_SPEC | OPT_INPUT,                                  { (void*)OFFSET(hwaccels) },  
  235.         "use HW accelerated decoding""hwaccel name" },  
  236.     { "hwaccel_device",   OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |  
  237.                           OPT_SPEC | OPT_INPUT,                                  { (void*)OFFSET(hwaccel_devices) },  
  238.         "select a device for HW acceleration" "devicename" },  
  239. #if HAVE_VDPAU_X11  
  240.     { "vdpau_api_ver", HAS_ARG | OPT_INT | OPT_EXPERT, { &vdpau_api_ver }, "" },  
  241. #endif  
  242.   
  243.     /* audio options */  
  244.     { "aframes",        OPT_AUDIO | HAS_ARG  | OPT_PERFILE | OPT_OUTPUT,           { (void*)opt_audio_frames },  
  245.         "set the number of audio frames to output""number" },  
  246.     { "aq",             OPT_AUDIO | HAS_ARG  | OPT_PERFILE | OPT_OUTPUT,           { (void*)opt_audio_qscale },  
  247.         "set audio quality (codec-specific)""quality", },  
  248.     { "ar",             OPT_AUDIO | HAS_ARG  | OPT_INT | OPT_SPEC |  
  249.                         OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(audio_sample_rate) },  
  250.         "set audio sampling rate (in Hz)""rate" },  
  251.     { "ac",             OPT_AUDIO | HAS_ARG  | OPT_INT | OPT_SPEC |  
  252.                         OPT_INPUT | OPT_OUTPUT,                                    { (void*)OFFSET(audio_channels) },  
  253.         "set number of audio channels""channels" },  
  254.     { "an",             OPT_AUDIO | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ (void*)OFFSET(audio_disable) },  
  255.         "disable audio" },  
  256.     { "acodec",         OPT_AUDIO | HAS_ARG  | OPT_PERFILE |  
  257.                         OPT_INPUT | OPT_OUTPUT,                                    {(void*)opt_audio_codec },  
  258.         "force audio codec ('copy' to copy stream)""codec" },  
  259.     { "atag",           OPT_AUDIO | HAS_ARG  | OPT_EXPERT | OPT_PERFILE |  
  260.                         OPT_OUTPUT,                                                { (void*)opt_old2new },  
  261.         "force audio tag/fourcc""fourcc/tag" },  
  262.     { "vol",            OPT_AUDIO | HAS_ARG  | OPT_INT,                            { &audio_volume },  
  263.         "change audio volume (256=normal)" , "volume" },  
  264.     { "sample_fmt",     OPT_AUDIO | HAS_ARG  | OPT_EXPERT | OPT_SPEC |  
  265.                         OPT_STRING | OPT_INPUT | OPT_OUTPUT,                       { (void*)OFFSET(sample_fmts) },  
  266.         "set sample format""format" },  
  267.     { "channel_layout", OPT_AUDIO | HAS_ARG  | OPT_EXPERT | OPT_PERFILE |  
  268.                         OPT_INPUT | OPT_OUTPUT,                                    { (void*)opt_channel_layout },  
  269.         "set channel layout""layout" },  
  270.     { "af",             OPT_AUDIO | HAS_ARG  | OPT_PERFILE | OPT_OUTPUT,           { (void*)opt_audio_filters },  
  271.         "set audio filters""filter_graph" },  
  272.     { "guess_layout_max", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC | OPT_EXPERT | OPT_INPUT, { (void*)OFFSET(guess_layout_max) },  
  273.       "set the maximum number of channels to try to guess the channel layout" },  
  274.   
  275.     /* subtitle options */  
  276.     { "sn",     OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, { (void*)OFFSET(subtitle_disable) },  
  277.         "disable subtitle" },  
  278.     { "scodec", OPT_SUBTITLE | HAS_ARG  | OPT_PERFILE | OPT_INPUT | OPT_OUTPUT, { (void*)opt_subtitle_codec },  
  279.         "force subtitle codec ('copy' to copy stream)""codec" },  
  280.     { "stag",   OPT_SUBTITLE | HAS_ARG  | OPT_EXPERT  | OPT_PERFILE | OPT_OUTPUT, { (void*)opt_old2new }  
  281.         , "force subtitle tag/fourcc""fourcc/tag" },  
  282.     { "fix_sub_duration", OPT_BOOL | OPT_EXPERT | OPT_SUBTITLE | OPT_SPEC | OPT_INPUT, { (void*)OFFSET(fix_sub_duration) },  
  283.         "fix subtitles duration" },  
  284.     { "canvas_size", OPT_SUBTITLE | HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT, { (void*)OFFSET(canvas_sizes) },  
  285.         "set canvas size (WxH or abbreviation)""size" },  
  286.   
  287.     /* grab options */  
  288.     { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { (void*)opt_video_channel },  
  289.         "deprecated, use -channel""channel" },  
  290.     { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { (void*)opt_video_standard },  
  291.         "deprecated, use -standard""standard" },  
  292.     { "isync", OPT_BOOL | OPT_EXPERT, { &input_sync }, "this option is deprecated and does nothing""" },  
  293.   
  294.     /* muxer options */  
  295.     { "muxdelay",   OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { (void*)OFFSET(mux_max_delay) },  
  296.         "set the maximum demux-decode delay""seconds" },  
  297.     { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { (void*)OFFSET(mux_preload) },  
  298.         "set the initial demux-decode delay""seconds" },  
  299.     { "override_ffserver", OPT_BOOL | OPT_EXPERT | OPT_OUTPUT, { &override_ffserver },  
  300.         "override the options from ffserver""" },  
  301.     { "sdp_file", HAS_ARG | OPT_EXPERT | OPT_OUTPUT, { opt_sdp_file },  
  302.         "specify a file in which to print sdp information""file" },  
  303.   
  304.     { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT | OPT_OUTPUT, { (void*)OFFSET(bitstream_filters) },  
  305.         "A comma-separated list of bitstream filters""bitstream_filters" },  
  306.     { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { (void*)opt_old2new },  
  307.         "deprecated""audio bitstream_filters" },  
  308.     { "vbsf", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { (void*)opt_old2new },  
  309.         "deprecated""video bitstream_filters" },  
  310.   
  311.     { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT,    { (void*)opt_preset },  
  312.         "set the audio options to the indicated preset""preset" },  
  313.     { "vpre", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT,    { (void*)opt_preset },  
  314.         "set the video options to the indicated preset""preset" },  
  315.     { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { (void*)opt_preset },  
  316.         "set the subtitle options to the indicated preset""preset" },  
  317.     { "fpre", HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT,                { (void*)opt_preset },  
  318.         "set options from indicated preset file""filename" },  
  319.     /* data codec support */  
  320.     { "dcodec", HAS_ARG | OPT_DATA | OPT_PERFILE | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, { (void*)opt_data_codec },  
  321.         "force data codec ('copy' to copy stream)""codec" },  
  322.     { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, {  OFFSET(data_disable) },  
  323.         "disable data" },  
  324.   
  325.     { NULL, },  
并把 cmdutils_common_opts.h代码改为:
[cpp] view plaincopy
  1. "L"          , OPT_EXIT, {(void*)show_license},      "show license" },  
  2.     { "h"          , OPT_EXIT, {(void*) show_help},         "show help""topic" },  
  3.     { "?"          , OPT_EXIT, {(void*)show_help},         "show help""topic" },  
  4.     { "help"       , OPT_EXIT, {(void*)show_help},         "show help""topic" },  
  5.     { "-help"      , OPT_EXIT, {(void*)show_help},         "show help""topic" },  
  6.     { "version"    , OPT_EXIT, {(void*)show_version},      "show version" },  
  7.     { "formats"    , OPT_EXIT, {(void*)show_formats  },    "show available formats" },  
  8.     { "codecs"     , OPT_EXIT, {(void*)show_codecs   },    "show available codecs" },  
  9.     { "decoders"   , OPT_EXIT, {(void*)show_decoders },    "show available decoders" },  
  10.     { "encoders"   , OPT_EXIT, {(void*)show_encoders },    "show available encoders" },  
  11.     { "bsfs"       , OPT_EXIT, {(void*)show_bsfs     },    "show available bit stream filters" },  
  12.     { "protocols"  , OPT_EXIT, {(void*)show_protocols},    "show available protocols" },  
  13.     { "filters"    , OPT_EXIT, {(void*)show_filters  },    "show available filters" },  
  14.     { "pix_fmts"   , OPT_EXIT, {(void*)show_pix_fmts },    "show available pixel formats" },  
  15.     { "layouts"    , OPT_EXIT, {(void*)show_layouts  },    "show standard channel layouts" },  
  16.     { "sample_fmts", OPT_EXIT, {(void*)show_sample_fmts }, "show available audio sample formats" },  
  17.     { "loglevel"   , HAS_ARG,  {(void*)opt_loglevel},      "set libav* logging level""loglevel" },  
  18.     { "v",           HAS_ARG,  {(void*)opt_loglevel},      "set libav* logging level""loglevel" },  
  19.     //{ "debug"      , HAS_ARG,  {(void*)opt_codec_debug},   "set debug flags", "flags" },  
  20.     //{ "fdebug"     , HAS_ARG,  {(void*)opt_codec_debug},   "set debug flags", "flags" },  
  21.     { "report"     , 0,        {(void*)opt_report}, "generate a report" },  
  22.     { "max_alloc"  , HAS_ARG,  {(void*) opt_max_alloc},     "set maximum size of a single allocated block""bytes" },  
  23.     { "cpuflags"   , HAS_ARG | OPT_EXPERT, {(void*) opt_cpuflags}, "force specific cpu flags""flags" },  
8、把 ffmpeg_filter.c的 130处的代码:
[cpp] view plaincopy
  1. p = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_NONE };  
改为:
[cpp] view plaincopy
  1. const enum AVPixelFormat pm[] = { AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_NONE };  
  2.                  p = pm;  
下面类似。
9、把 ffmpeg_filter.c的 662处的代码:
[cpp] view plaincopy
  1. sar = (AVRational){0,1};  
改为:
[cpp] view plaincopy
  1. sar.den = 1;  
  2. sar.num = 0;  
10、把 ffmpeg.c的 2983处代码:
[cpp] view plaincopy
  1. if (ost->disposition) {  
  2.             static const AVOption opts[] = {  
  3.                 { "disposition"         , NULL, 0, AV_OPT_TYPE_FLAGS, { .i64 = 0 }, INT64_MIN, INT64_MAX, .unit = "flags" },  
  4.                 { "default"             , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_DEFAULT           },    .unit = "flags" },  
  5.                 { "dub"                 , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_DUB               },    .unit = "flags" },  
  6.                 { "original"            , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_ORIGINAL          },    .unit = "flags" },  
  7.                 { "comment"             , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_COMMENT           },    .unit = "flags" },  
  8.                 { "lyrics"              , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_LYRICS            },    .unit = "flags" },  
  9.                 { "karaoke"             , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_KARAOKE           },    .unit = "flags" },  
  10.                 { "forced"              , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_FORCED            },    .unit = "flags" },  
  11.                 { "hearing_impaired"    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_HEARING_IMPAIRED  },    .unit = "flags" },  
  12.                 { "visual_impaired"     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_VISUAL_IMPAIRED   },    .unit = "flags" },  
  13.                 { "clean_effects"       , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_CLEAN_EFFECTS     },    .unit = "flags" },  
  14.                 { "captions"            , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_CAPTIONS          },    .unit = "flags" },  
  15.                 { "descriptions"        , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_DESCRIPTIONS      },    .unit = "flags" },  
  16.                 { "metadata"            , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_DISPOSITION_METADATA          },    .unit = "flags" },  
  17.                 { NULL },  
  18.             };  
  19.             static const AVClass class = {  
  20.                 .class_name = "",  
  21.                 .item_name  = av_default_item_name,  
  22.                 .option     = opts,  
  23.                 .version    = LIBAVUTIL_VERSION_INT,  
  24.             };  
  25.             const AVClass *pclass = &class;  
改为:
[cpp] view plaincopy
  1. if (ost->disposition) {  
  2.             static const AVOption opts[] = {  
  3.                 { "disposition"         , NULL, 0, AV_OPT_TYPE_FLAGS, {0 }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  4.                 { "default"             , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_DEFAULT           }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  5.                 { "dub"                 , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_DUB               }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  6.                 { "original"            , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_ORIGINAL          }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  7.                 { "comment"             , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_COMMENT           }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  8.                 { "lyrics"              , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_LYRICS            }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  9.                 { "karaoke"             , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_KARAOKE           }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  10.                 { "forced"              , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_FORCED            }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  11.                 { "hearing_impaired"    , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_HEARING_IMPAIRED  }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  12.                 { "visual_impaired"     , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_VISUAL_IMPAIRED   }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  13.                 { "clean_effects"       , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_CLEAN_EFFECTS     }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  14.                 { "captions"            , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_CAPTIONS          }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  15.                 { "descriptions"        , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_DESCRIPTIONS      }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  16.                 { "metadata"            , NULL, 0, AV_OPT_TYPE_CONST, { AV_DISPOSITION_METADATA          }, INT64_MIN, INT64_MAX, AV_OPT_FLAG_ENCODING_PARAM, "flags" },  
  17.                 { NULL },  
  18.             };  
  19.             static const AVClass conclass =   
  20.             {  
  21.                 "",  
  22.                 av_default_item_name,  
  23.                 opts,  
  24.                 LIBAVUTIL_VERSION_INT,  
  25.             };  
  26.             const AVClass *pclass = &conclass;  
11、把类似:
[cpp] view plaincopy
  1. (AVRational){0, 1}  
改为:
[cpp] view plaincopy
  1. _AVRational(0, 1)  
12、在ffmpeg.c里加入:
[cpp] view plaincopy
  1. #pragma comment(lib, "avcodec.lib")  
  2. #pragma comment(lib, "avformat.lib")  
  3. #pragma comment(lib, "avutil.lib")  
  4. #pragma comment(lib, "avdevice.lib")  
  5. #pragma comment(lib, "avfilter.lib")  
  6. #pragma comment(lib, "postproc.lib")  
  7. #pragma comment(lib, "swresample.lib")  
  8. #pragma comment(lib, "swscale.lib")  
  9.   
  10. #pragma comment(lib, "shell32.lib")  

13、在config.h里找到一些不需要的项注释为0,如:
[cpp] view plaincopy
  1. #define CONFIG_NETWORK 0  

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