s = av_rescale_q_rnd(pkt.pts, in_stream->time_base, out_stream->time_base, (AVRounding)(AV_ROUND_NEAR_INF|AV_ROUND_PASS_MINMAX));
pkt.dts = av_rescale_q_rnd(pkt.dts, in_stream->time_base, out_stream->time_base, (AVRounding)(AV_ROUND_NEAR_INF|AV_ROUND_PASS_MINMAX));
pkt.duration = av_rescale_q(pkt.duration, in_stream->time_base, out_stream->time_base);
pkt.pos = -1;
pkt.stream_index=stream_index;
printf("Write 1 Packet. size:%5d\tpts:%8d\n",pkt.size,pkt.pts);
//写入（Write）
if (av_interleaved_write_frame(ofmt_ctx, &pkt) < 0) {
printf( "Error muxing packet\n");
break;
}
av_free_packet(&pkt);
}
//写文件尾（Write file trailer）
av_write_trailer(ofmt_ctx);
#if USE_H264BSF
av_bitstream_filter_close(h264bsfc);
#endif
#if USE_AACBSF
av_bitstream_filter_close(aacbsfc);
#endif
end:
avformat_close_input(&ifmt_ctx_v);
avformat_close_input(&ifmt_ctx_a);
/* close output */
if (ofmt_ctx && !(ofmt->flags & AVFMT_NOFILE))
avio_close(ofmt_ctx->pb);
avformat_free_context(ofmt_ctx);
if (ret < 0 && ret != AVERROR_EOF) {
printf( "Error occurred.\n");
return -1;
}
return 0;
}
结果输入文件为：
视频：cuc_ieschool.ts
音频：huoyuanjia.mp3
输出文件为：
cuc_ieschool.mp4
输出的文件视频为“cuc_ieschool”，配合“霍元甲”的音频。
SourceForge项目主页：
https://sourceforge.net/projects/simplestffmpegformat/
CSDN下载
http://download.csdn.net/detail/leixiaohua1020/8005317
|