基于linux下libvlc的二次开发

hTs.h

/* Project by qiuliangbin copyright 2015-2018*//* Just for learning;                        *//* Function:Use Rtp Transmition send Ts to VLC Media player*/#include <stdio.h>#include <string.h>#include <vlc/vlc.h>#include <assert.h> #include <stdlib.h> #include <stdbool.h> #include <unistd.h> #define PACKET_BUFFER_END            (unsigned int)0x00000000#define DEST_IP                "10.1.1.124"#define DEST_PORT            1234static const char * test_defaults_args[] = { "-v", "--ignore-config", "-I", "dummy", "--no-media-library" };  static const int test_defaults_nargs = sizeof (test_defaults_args) / sizeof (test_defaults_args[0]); 

Ts_vlc.cpp

#include <stdio.h>#include <stdlib.h>#include <string.h>#include <memory.h>#include <pthread.h>#include "hTs.h"FILE *bits = NULL;                //!< the bit stream fileFILE *bitsout = NULL;#define PACKET_SIZE 188int max_size = 800000;int count = 0;char buffer[200000] = {0};libvlc_time_t m_TotalTime;void OpenBitstreamFile (char *fn){if (NULL == (bits=fopen(fn, "rb"))){printf("open file error\n");exit(0);}}void OpenBitstreamoutFile (char *fn){if (NULL == (bitsout=fopen(fn, "wb"))){printf("open out file error\n");exit(0);}}int GetAnnexbTS(){int n = 0;int FrameNum = 0;unsigned char *Buf;if ((Buf = (unsigned char*)calloc (max_size , sizeof(char))) == NULL)   printf ("GetAnnexbNALU: Could not allocate Buf memory\n");/* Sync */while (1) {if (1 != fread (Buf, 1, 1, bits))//从码流中读3个字节{free(Buf);return 0;}if(Buf[0] == 0x47){int ncount =0;if ((n=fread(&Buf[1],1,PACKET_SIZE-1,bits)) == 187){int readonebit = fgetc(bits);if ( readonebit== 0x47) {FrameNum ++;if (0 != fseek (bits, -1 , SEEK_CUR))//把文件指针向后退开始字节的字节数{free(Buf);printf("GetAnnexbNALU: Cannot fseek in the bit stream file");}break;}if(readonebit == feof(bits)){//Frame 1~6 表示文件传输//FrameNum = 0;//表示文件传输结束 return -1; //到文件末尾了}else{return -2;//忽略这一帧,在文件中有帧被破坏不需要对他做特别处理，直接存储}}    }}memcpy (buffer, &Buf[0],188);free(Buf);return FrameNum;}void *ThreadFun_play(void *){libvlc_instance_t *instance; libvlc_media_t *media; libvlc_media_player_t *player;int width,height;libvlc_time_t length; const char * file = "./666666.ts";  instance = libvlc_new (test_defaults_nargs, test_defaults_args); assert (instance != NULL);  media = libvlc_media_new_path (instance, file); assert (media != NULL);  player = libvlc_media_player_new_from_media (media); assert (player != NULL);  float fPos = libvlc_media_player_get_position(player);m_TotalTime = libvlc_media_player_get_length(player);//printf("--------------------%ld--------------------\n",m_TotalTime);//libvlc_set_fullscreen(player,1);libvlc_media_player_next_frame(player);libvlc_media_player_play (player);//sleep(m_TotalTime); /*int libvlc_media_player_is_playing( libvlc_media_player_t *p_mi ){    libvlc_state_t state = libvlc_media_player_get_state( p_mi );    return (libvlc_Playing == state) || (libvlc_Buffering == state);}*/ //while(1 == libvlc_media_player_is_playing(player))//playing...while(1){if(libvlc_media_player_get_state(player)==4)//"libvlc_Paused"{libvlc_media_release (media);  libvlc_media_player_stop (player); libvlc_media_player_release (player); libvlc_release (instance); printf("libvlc_Paused!\n");return (void *)1;}if(libvlc_media_player_get_state(player)==6)//"libvlc_Stopped"{libvlc_media_release (media);  libvlc_media_player_stop (player); libvlc_media_player_release (player); libvlc_release (instance); printf("libvlc_Stopped!\n");return (void *)1;}if(libvlc_media_player_get_state(player)==7)//"libvlc_Error"{libvlc_media_release (media);  libvlc_media_player_stop (player); libvlc_media_player_release (player); libvlc_release (instance); printf("libvlc_Error!\n");return (void *)1;}//printf("Get_Xwindow = %d\n",libvlc_media_player_get_xwindow(player));/*{libvlc_media_release (media);  libvlc_media_player_stop (player); libvlc_media_player_release (player); libvlc_release (instance); printf("libvlc_Error!\n");return (void *)1;}*///XCB_Manage} libvlc_media_release (media);  libvlc_media_player_stop (player); libvlc_media_player_release (player); libvlc_release (instance); return (void *)1;}int main(int argc, char* argv[]){int Ts_RetVal=0;int Fmno = 0;intbytes=0;int position=0;unsigned short seq_num =0;OpenBitstreamFile("./222.ts");OpenBitstreamoutFile("./666666.ts");char sendbuf[1500];int count = 0 ;memset(sendbuf,0,1500);/*create a thread to reduce the vlc palyer*/pthread_t vlc_thread;int handle_vlcplay = pthread_create(&vlc_thread,NULL,ThreadFun_play,NULL);if(handle_vlcplay == -1){printf("Create Vlcplay thread Error\n");return -1;}while(!feof(bits)) {//printf("--------------------------------------\n");if ((Ts_RetVal=GetAnnexbTS()) == -1){break;}Fmno += Ts_RetVal;memcpy(&sendbuf[12+(Fmno-1)*188],buffer,188);position = position + 188;//fwrite(&sendbuf[12+(Fmno-1)*188],1,PACKET_SIZE,bitsout);if ((Fmno == 7)&&(position >= 188*7)){fwrite(&sendbuf[12],1,7*188,bitsout);position = 0;Fmno = 0;memset(sendbuf,0,1500);}//dump(buffer,Fmno);//usleep(1000);}if((position>0)&&(Fmno>0))//发最后一帧{bytes=188*Fmno+ 12 ;fwrite(&sendbuf[12],1,188*Fmno,bitsout);}int wait_vlc=pthread_join(vlc_thread,NULL);if(wait_vlc == -1){printf("pthread_join vlc _Error\n");}//free(buffer);fclose(bits);fclose(bitsout);return 0;}

最后，一直想实现鼠标单击关闭按钮时，老是X windows failed,如何才能捕捉到这个事件呢？？退出程序！！ 望大神赐教！！