fprintf(stderr,_("%s err: %s\n"),msg, errmsg);
}
-FFPacket::FFPacket()
-{
- init();
-}
-
-FFPacket::~FFPacket()
-{
- av_packet_unref(&pkt);
-}
-
void FFPacket::init()
{
av_init_packet(&pkt);
pkt.data = 0; pkt.size = 0;
}
+void FFPacket::finit()
+{
+ av_packet_unref(&pkt);
+}
FFrame::FFrame(FFStream *fst)
{
int FFStream::seek(int64_t no, double rate)
{
- if( no < 0 ) no = 0;
+ int64_t tstmp = -INT64_MAX+1;
// default ffmpeg native seek
int npkts = 1;
int64_t pos = no, plmt = -1;
if( no-n < 30*rate ) {
if( n < 0 ) n = 0;
pos = n;
- if( ++i < marks.size() ) plmt = marks[i].pos;
+ if( i < marks.size() ) plmt = marks[i].pos;
npkts = MAX_RETRY;
}
}
- double secs = pos / rate;
- int64_t pkt_ts, tstmp = secs * st->time_base.den / st->time_base.num;
- if( nudge != AV_NOPTS_VALUE ) tstmp += nudge;
+ if( pos > 0 ) {
+ double secs = pos / rate;
+ tstmp = secs * st->time_base.den / st->time_base.num;
+ if( nudge != AV_NOPTS_VALUE ) tstmp += nudge;
+ }
int ret = avformat_seek_file(fmt_ctx, st->index,
-INT64_MAX, tstmp, INT64_MAX, AVSEEK_FLAG_ANY);
if( ret >= 0 ) {
avcodec_flush_buffers(st->codec);
+ ipkt.finit(); ipkt.init();
need_packet = 0; flushed = 0;
seeked = 1; st_eof(0);
// read up to retry packets, limited to npkts in stream, and not past pkt.pos plmt
- for( int retry=MAX_RETRY; ret>=0 && --retry>=0; ) {
+ for(;;) {
if( read_packet() <= 0 ) { ret = -1; break; }
if( plmt >= 0 && ipkt->pos >= plmt ) break;
if( ipkt->stream_index != st->index ) continue;
if( --npkts <= 0 ) break;
- if( (pkt_ts=ipkt->dts) == AV_NOPTS_VALUE &&
- (pkt_ts=ipkt->pts) == AV_NOPTS_VALUE ) continue;
+ int64_t pkt_ts = ipkt->dts != AV_NOPTS_VALUE ? ipkt->dts : ipkt->pts;
+ if( pkt_ts == AV_NOPTS_VALUE ) continue;
if( pkt_ts >= tstmp ) break;
}
}
void FFAudioStream::load_markers()
{
IndexState *index_state = ffmpeg->file_base->asset->index_state;
+ if( index_state->marker_status == MARKERS_NOTTESTED ) return;
if( !index_state || idx >= index_state->audio_markers.size() ) return;
FFStream::load_markers(*index_state->audio_markers[idx], sample_rate);
}
{
if( asset->format != FILE_FFMPEG ) return;
strcpy(asset->fformat, text);
- strcpy(asset->ff_audio_options, "");
- strcpy(asset->ff_video_options, "");
- asset->audio_data = !load_defaults("audio", text, asset->acodec,
- asset->ff_audio_options, sizeof(asset->ff_audio_options));
- asset->video_data = !load_defaults("video", text, asset->vcodec,
- asset->ff_video_options, sizeof(asset->ff_video_options));
+ if( !asset->ff_audio_options[0] ) {
+ asset->audio_data = !load_defaults("audio", text, asset->acodec,
+ asset->ff_audio_options, sizeof(asset->ff_audio_options));
+ }
+ if( !asset->ff_video_options[0] ) {
+ asset->video_data = !load_defaults("video", text, asset->vcodec,
+ asset->ff_video_options, sizeof(asset->ff_video_options));
+ }
}
int FFMPEG::get_encoder(const char *options,
if( running() ) {
done = 1;
mux_lock->unlock();
- join();
}
+ join();
}
void FFMPEG::flow_off()
int got_frame = 0;
int ret = aud->decode_frame(&pkt, frame, got_frame);
if( ret <= 0 ) break;
- if( got_frame ) {
+ if( got_frame && frame->channels == nch ) {
float *samples;
int len = aud->get_samples(samples,
&frame->extended_data[0], frame->nb_samples);