MP4TrackId *MpegCreator (MP4FileHandle mp4file, const char *fname, bool doEncrypt)
{
mpeg2ps_t *file;
int video_streams, audio_streams;
int ix;
MP4TrackId *pTrackId;
file = mpeg2ps_init(fname);
video_streams = mpeg2ps_get_video_stream_count(file);
audio_streams = mpeg2ps_get_audio_stream_count(file);
pTrackId =
(MP4TrackId *)malloc(sizeof(MP4TrackId) * (audio_streams + video_streams + 1));
for (ix = 0; ix < video_streams + audio_streams + 1; ix++) {
pTrackId[ix] = MP4_INVALID_TRACK_ID;
}
for (ix = 0; ix < video_streams; ix++) {
pTrackId[ix] = VideoCreate(mp4file, file, ix, doEncrypt);
}
for (ix = 0; ix < audio_streams; ix++) {
pTrackId[ix + video_streams] = AudioCreate(mp4file, file, ix, doEncrypt);
}
return pTrackId;
}
bool MediaEngine::openContext() {
#ifdef USE_FFMPEG
InitFFmpeg();
if (m_pFormatCtx || !m_pdata)
return false;
m_mpegheaderReadPos = 0;
m_decodingsize = 0;
u8* tempbuf = (u8*)av_malloc(m_bufSize);
m_pFormatCtx = avformat_alloc_context();
m_pIOContext = avio_alloc_context(tempbuf, m_bufSize, 0, (void*)this, _MpegReadbuffer, NULL, 0);
m_pFormatCtx->pb = m_pIOContext;
// Open video file
if (avformat_open_input((AVFormatContext**)&m_pFormatCtx, NULL, NULL, NULL) != 0)
return false;
if (avformat_find_stream_info(m_pFormatCtx, NULL) < 0) {
closeContext();
return false;
}
if (m_videoStream >= (int)m_pFormatCtx->nb_streams) {
WARN_LOG_REPORT(ME, "Bad video stream %d", m_videoStream);
m_videoStream = -1;
}
if (m_videoStream == -1) {
// Find the first video stream
for(int i = 0; i < (int)m_pFormatCtx->nb_streams; i++) {
if(m_pFormatCtx->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
m_videoStream = i;
break;
}
}
if(m_videoStream == -1)
return false;
}
if (!setVideoStream(m_videoStream, true))
return false;
setVideoDim();
m_audioContext = AudioCreate(m_audioType);
m_isVideoEnd = false;
m_noAudioData = false;
m_mpegheaderReadPos++;
av_seek_frame(m_pFormatCtx, m_videoStream, 0, 0);
#endif // USE_FFMPEG
return true;
}
HSOUND AudioCreateMusic(LPSTR waveFile)
{
return AudioCreate(waveFile, TRUE);
}
HSOUND AudioCreateSFX(LPSTR waveFile)
{
return AudioCreate(waveFile, FALSE);
}
