generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ffmpeg: reduce overloading for InputStream.pts.

Browse Source 
It currently has different meanings at different times (dts of the last
read packet/pts of the last decoded frame). Reduce obfuscation by
storing pts of the decoded frame in the frame itself.

Conflicts:

	ffmpeg.c

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Anton Khirnov 2012-02-05 20:56:24 +01:00 committed by Michael Niedermayer
parent 67700e877d
commit d97fa416d6
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
ffmpeg.c
View File

@ -982,11 +982,11 @@ static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
}
}
static double get_sync_ipts(const OutputStream *ost)
static double
get_sync_ipts(const OutputStream *ost, int64_t pts)
{
const InputStream *ist = ost->sync_ist;
OutputFile *of = &output_files[ost->file_index];
return (double)(ist->pts - of->start_time) / AV_TIME_BASE;
return (double)(pts - of->start_time) / AV_TIME_BASE;
}
static void write_frame(AVFormatContext *s, AVPacket *pkt, OutputStream *ost)
@ -1206,7 +1206,7 @@ need_realloc:
av_assert0(ost->audio_resample || dec->sample_fmt==enc->sample_fmt);
if (audio_sync_method) {
double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts -
double delta = get_sync_ipts(ost, ist->pts) * enc->sample_rate - ost->sync_opts -
av_fifo_size(ost->fifo) / (enc->channels * osize);
int idelta = delta * dec->sample_rate / enc->sample_rate;
int byte_delta = idelta * isize * dec->channels;
@ -1248,7 +1248,7 @@ need_realloc:
}
}
} else
ost->sync_opts = lrintf(get_sync_ipts(ost) * enc->sample_rate) -
ost->sync_opts = lrintf(get_sync_ipts(ost, ist->pts) * enc->sample_rate) -
av_fifo_size(ost->fifo) / (enc->channels * osize); // FIXME wrong
if (ost->audio_resample || ost->audio_channels_mapped) {
@ -1469,7 +1469,7 @@ static void do_video_out(AVFormatContext *s,
duration /= av_q2d(enc->time_base);
}
sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
sync_ipts = get_sync_ipts(ost, in_picture->pts) / av_q2d(enc->time_base);
/* by default, we output a single frame */
nb_frames = 1;
@ -2085,7 +2085,7 @@ static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int
best_effort_timestamp= av_opt_ptr(avcodec_get_frame_class(), decoded_frame, "best_effort_timestamp");
if(*best_effort_timestamp != AV_NOPTS_VALUE)
ist->next_pts = ist->pts = *best_effort_timestamp;
ist->next_pts = ist->pts = decoded_frame->pts = *best_effort_timestamp;
pkt->size = 0;
@ -2152,7 +2152,7 @@ static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int
*filtered_frame= *decoded_frame; //for me_threshold
if (ost->picref) {
avfilter_fill_frame_from_video_buffer_ref(filtered_frame, ost->picref);
ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
filtered_frame->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
}
}
if (ost->picref->video && !ost->frame_aspect_ratio)