void movie_player::copy_audio_to_stream(uint8_t *pbStream, int iStreamSize)
{
std::lock_guard<std::mutex> audioLock(decoding_audio_mutex);
bool fFirst = true;
while(iStreamSize > 0 && !aborting)
{
if(audio_buffer_index >= audio_buffer_size)
{
int iAudioSize = decode_audio_frame(fFirst);
fFirst = false;
if(iAudioSize <= 0)
{
std::memset(audio_buffer, 0, audio_buffer_size);
}
else
{
audio_buffer_size = iAudioSize;
}
audio_buffer_index = 0;
}
int iCopyLength = audio_buffer_size - audio_buffer_index;
if(iCopyLength > iStreamSize) { iCopyLength = iStreamSize; }
std::memcpy(pbStream, (uint8_t *)audio_buffer + audio_buffer_index, iCopyLength);
iStreamSize -= iCopyLength;
pbStream += iCopyLength;
audio_buffer_index += iCopyLength;
}
}
ProjectClip::~ProjectClip()
{
// controller is deleted in bincontroller
abortAudioThumbs();
bin()->slotAbortAudioThumb(m_id);
QMutexLocker audioLock(&m_audioMutex);
m_thumbMutex.lock();
m_requestedThumbs.clear();
m_thumbMutex.unlock();
m_thumbThread.waitForFinished();
delete m_thumbsProducer;
audioFrameCache.clear();
}
void movie_player::unload()
{
aborting = true;
if(audio_queue)
{
audio_queue->release();
}
if(video_queue)
{
video_queue->release();
}
movie_picture_buffer->abort();
if(stream_thread.joinable())
{
stream_thread.join();
}
if(video_thread.joinable())
{
video_thread.join();
}
//wait until after other threads are closed to clear the packet queues
//so we don't free something being used.
if(audio_queue)
{
while(audio_queue->get_count() > 0)
{
AVPacket* p = audio_queue->pull(false);
av_packet_unref(p);
av_free(p);
}
delete audio_queue;
audio_queue = nullptr;
}
if(video_queue)
{
while(video_queue->get_count() > 0)
{
AVPacket* p = video_queue->pull(false);
av_packet_unref(p);
av_free(p);
}
delete video_queue;
video_queue = nullptr;
}
movie_picture_buffer->deallocate();
#if (defined(CORSIX_TH_USE_LIBAV) && LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 14, 0)) || \
(defined(CORSIX_TH_USE_FFMPEG) && LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 33, 100))
if(video_codec_context)
{
avcodec_free_context(&video_codec_context);
video_codec_context = nullptr;
}
#endif
if(audio_channel >= 0)
{
Mix_UnregisterAllEffects(audio_channel);
Mix_HaltChannel(audio_channel);
Mix_FreeChunk(empty_audio_chunk);
audio_channel = -1;
}
std::lock_guard<std::mutex> audioLock(decoding_audio_mutex);
if(audio_buffer_max_size > 0)
{
av_free(audio_buffer);
audio_buffer_max_size = 0;
}
#if (defined(CORSIX_TH_USE_LIBAV) && LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 14, 0)) || \
(defined(CORSIX_TH_USE_FFMPEG) && LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 33, 100))
if(audio_codec_context)
{
avcodec_free_context(&audio_codec_context);
audio_codec_context = nullptr;
}
#endif
av_frame_free(&audio_frame);
#ifdef CORSIX_TH_USE_FFMPEG
swr_free(&audio_resample_context);
#elif defined(CORSIX_TH_USE_LIBAV)
// avresample_free doesn't skip nullptr on it's own.
if (audio_resample_context != nullptr)
{
avresample_free(&audio_resample_context);
audio_resample_context = nullptr;
}
#endif
if(audio_packet)
{
audio_packet->data = audio_packet_data;
audio_packet->size = audio_packet_size;
av_packet_unref(audio_packet);
av_free(audio_packet);
audio_packet = nullptr;
audio_packet_data = nullptr;
audio_packet_size = 0;
}
if(format_context)
{
avformat_close_input(&format_context);
}
}