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Code Issues Releases Wiki Activity

Move audio_clock to the decoder where it's used

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This commit is contained in:
Chris Robinson 2012-12-16 01:17:58 -08:00
parent 4561c22e2b
commit 0edc87825d
1 changed files with 11 additions and 10 deletions
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21
apps/openmw/mwrender/videoplayer.cpp
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@ -58,11 +58,10 @@ struct VideoPicture {
struct VideoState {
VideoState()
: videoStream(-1), audioStream(-1), av_sync_type(0), external_clock_base(0),
audio_clock(0), audio_st(NULL), audio_diff_cum(0), audio_diff_avg_coef(0),
audio_diff_threshold(0), audio_diff_avg_count(0), frame_last_pts(0),
frame_last_delay(0), video_clock(0), video_st(NULL), rgbaFrame(NULL), pictq_size(0),
pictq_rindex(0), pictq_windex(0), quit(false), refresh(0), format_ctx(0),
sws_context(NULL), display_ready(0)
audio_st(NULL), audio_diff_cum(0), audio_diff_avg_coef(0), audio_diff_threshold(0),
audio_diff_avg_count(0), frame_last_pts(0), frame_last_delay(0), video_clock(0),
video_st(NULL), rgbaFrame(NULL), pictq_size(0), pictq_rindex(0), pictq_windex(0),
quit(false), refresh(0), format_ctx(0), sws_context(NULL), display_ready(0)
{ }
~VideoState()
@ -114,7 +113,6 @@ struct VideoState {
int av_sync_type;
uint64_t external_clock_base;
double audio_clock;
AVStream *audio_st;
PacketQueue audioq;
double audio_diff_cum; /* used for AV difference average computation */
@ -256,6 +254,8 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
ssize_t mFramePos;
ssize_t mFrameSize;
double audio_clock;
/* Add or subtract samples to get a better sync, return number of bytes to
* skip (negative means to duplicate). */
int synchronize_audio()
@ -310,8 +310,8 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
if(!got_frame || frame->nb_samples <= 0)
continue;
is->audio_clock += (double)frame->nb_samples /
(double)is->audio_st->codec->sample_rate;
this->audio_clock += (double)frame->nb_samples /
(double)is->audio_st->codec->sample_rate;
/* We have data, return it and come back for more later */
return frame->nb_samples * av_get_bytes_per_sample(is->audio_st->codec->sample_fmt) *
@ -328,7 +328,7 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
/* if update, update the audio clock w/pts */
if((uint64_t)pkt->pts != AV_NOPTS_VALUE)
is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
this->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
}
}
@ -348,6 +348,7 @@ public:
, mFrame(avcodec_alloc_frame())
, mFramePos(0)
, mFrameSize(0)
, audio_clock(0.0)
{ }
virtual ~MovieAudioDecoder()
{
@ -473,7 +474,7 @@ public:
{
ssize_t clock_delay = (mFrameSize-mFramePos) / is->audio_st->codec->channels /
av_get_bytes_per_sample(is->audio_st->codec->sample_fmt);
return (size_t)(is->audio_clock*is->audio_st->codec->sample_rate) - clock_delay;
return (size_t)(this->audio_clock*is->audio_st->codec->sample_rate) - clock_delay;
}
};