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Code Issues Releases Wiki Activity

Make sure packets are cleaned up properly

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This commit is contained in:
Chris Robinson 2012-12-15 08:42:54 -08:00
parent db23c8152e
commit fa1ad381da
1 changed files with 16 additions and 9 deletions
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23
apps/openmw/mwrender/videoplayer.cpp
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@ -118,7 +118,6 @@ struct VideoState {
double audio_clock;
AVStream *audio_st;
PacketQueue audioq;
AVPacket audio_pkt;
double audio_diff_cum; /* used for AV difference average computation */
double audio_diff_avg_coef;
double audio_diff_threshold;
@ -239,8 +238,19 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
throw std::runtime_error(str);
}
struct AutoAVPacket : public AVPacket {
AutoAVPacket(int size=0)
{
if(av_new_packet(this, size) < 0)
throw std::bad_alloc();
}
~AutoAVPacket()
{ av_free_packet(this); }
};
VideoState *is;
AutoAVPacket mPacket;
AVFrame *mFrame;
ssize_t mFramePos;
ssize_t mFrameSize;
@ -276,7 +286,7 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
int audio_decode_frame(AVFrame *frame)
{
AVPacket *pkt = &is->audio_pkt;
AVPacket *pkt = &mPacket;
for(;;)
{
@ -292,8 +302,7 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
/* Move the unread data to the front and clear the end bits */
int remaining = pkt->size - len1;
memmove(pkt->data, &pkt->data[len1], remaining);
memset(&pkt->data[remaining], 0, pkt->size - remaining);
pkt->size -= len1;
av_shrink_packet(pkt, remaining);
}
/* No data yet? Look for more frames */
@ -307,7 +316,6 @@ class MovieAudioDecoder : public MWSound::Sound_Decoder
return frame->nb_samples * av_get_bytes_per_sample(is->audio_st->codec->sample_fmt) *
is->audio_st->codec->channels;
}
if(pkt->data)
av_free_packet(pkt);
if(is->quit)
@ -717,6 +725,8 @@ void VideoState::video_thread_loop(VideoState *self)
pts = *(uint64_t*)pFrame->opaque;
pts *= av_q2d(self->video_st->time_base);
av_free_packet(packet);
// Did we get a video frame?
if(frameFinished)
{
@ -724,7 +734,6 @@ void VideoState::video_thread_loop(VideoState *self)
if(self->queue_picture(pFrame, pts) < 0)
break;
}
av_free_packet(packet);
}
av_free(pFrame);
@ -814,8 +823,6 @@ int VideoState::stream_open(int stream_index, AVFormatContext *pFormatCtx)
/* Correct audio only if larger error than this */
this->audio_diff_threshold = 2.0 * 0.050/* 50 ms */;
memset(&this->audio_pkt, 0, sizeof(this->audio_pkt));
decoder.reset(new MovieAudioDecoder(this));
this->AudioTrack = MWBase::Environment::get().getSoundManager()->playTrack(decoder);
if(!this->AudioTrack)