fix should only write out the queue if we are starting a new event
This commit is contained in:
Isaac Connor
parent
55c6e5a6db
commit
9d19e2587c
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@ -100,6 +100,7 @@ void FfmpegCamera::Initialise()
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av_log_set_level( AV_LOG_QUIET );
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av_register_all();
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avformat_network_init();
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}
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void FfmpegCamera::Terminate()
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@ -145,31 +146,20 @@ int FfmpegCamera::Capture( Image &image )
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}
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AVPacket packet;
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uint8_t* directbuffer;
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/* Request a writeable buffer of the target image */
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directbuffer = image.WriteBuffer(width, height, colours, subpixelorder);
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if(directbuffer == NULL) {
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Error("Failed requesting writeable buffer for the captured image.");
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return (-1);
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}
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int frameComplete = false;
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while ( !frameComplete )
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{
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while ( !frameComplete ) {
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int avResult = av_read_frame( mFormatContext, &packet );
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if ( avResult < 0 )
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{
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if ( avResult < 0 ) {
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char errbuf[AV_ERROR_MAX_STRING_SIZE];
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av_strerror(avResult, errbuf, AV_ERROR_MAX_STRING_SIZE);
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if (
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// Check if EOF.
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(avResult == AVERROR_EOF || (mFormatContext->pb && mFormatContext->pb->eof_reached)) ||
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// Check for Connection failure.
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(avResult == -110)
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)
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{
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Info( "av_read_frame returned \"%s\". Reopening stream.", errbuf);
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// Check if EOF.
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(avResult == AVERROR_EOF || (mFormatContext->pb && mFormatContext->pb->eof_reached)) ||
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// Check for Connection failure.
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(avResult == -110)
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) {
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Info( "av_read_frame returned \"%s\". Reopening stream.", errbuf );
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ReopenFfmpeg();
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}
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@ -178,8 +168,7 @@ int FfmpegCamera::Capture( Image &image )
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}
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Debug( 5, "Got packet from stream %d", packet.stream_index );
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// What about audio stream? Maybe someday we could do sound detection...
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if ( packet.stream_index == mVideoStreamId )
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{
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if ( packet.stream_index == mVideoStreamId ) {
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#if LIBAVCODEC_VERSION_CHECK(52, 23, 0, 23, 0)
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if ( avcodec_decode_video2( mCodecContext, mRawFrame, &frameComplete, &packet ) < 0 )
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#else
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@ -189,36 +178,45 @@ int FfmpegCamera::Capture( Image &image )
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Debug( 4, "Decoded video packet at frame %d", frameCount );
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if ( frameComplete )
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{
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Debug( 3, "Got frame %d", frameCount );
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if ( frameComplete ) {
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Debug( 4, "Got frame %d", frameCount );
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uint8_t* directbuffer;
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/* Request a writeable buffer of the target image */
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directbuffer = image.WriteBuffer(width, height, colours, subpixelorder);
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if(directbuffer == NULL) {
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Error("Failed requesting writeable buffer for the captured image.");
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return (-1);
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}
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#if LIBAVUTIL_VERSION_CHECK(54, 6, 0, 6, 0)
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av_image_fill_arrays(mFrame->data, mFrame->linesize,
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directbuffer, imagePixFormat, width, height, 1);
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directbuffer, imagePixFormat, width, height, 1);
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#else
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avpicture_fill( (AVPicture *)mFrame, directbuffer,
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imagePixFormat, width, height);
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imagePixFormat, width, height);
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#endif
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#if HAVE_LIBSWSCALE
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if(mConvertContext == NULL) {
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mConvertContext = sws_getContext( mCodecContext->width, mCodecContext->height, mCodecContext->pix_fmt, width, height, imagePixFormat, SWS_BICUBIC, NULL, NULL, NULL );
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if(mConvertContext == NULL) {
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mConvertContext = sws_getContext( mCodecContext->width, mCodecContext->height, mCodecContext->pix_fmt, width, height, imagePixFormat, SWS_BICUBIC, NULL, NULL, NULL );
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if(mConvertContext == NULL)
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Fatal( "Unable to create conversion context for %s", mPath.c_str() );
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}
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if(mConvertContext == NULL)
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Fatal( "Unable to create conversion context for %s", mPath.c_str() );
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}
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if ( sws_scale( mConvertContext, mRawFrame->data, mRawFrame->linesize, 0, mCodecContext->height, mFrame->data, mFrame->linesize ) < 0 )
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Fatal( "Unable to convert raw format %u to target format %u at frame %d", mCodecContext->pix_fmt, imagePixFormat, frameCount );
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if ( sws_scale( mConvertContext, mRawFrame->data, mRawFrame->linesize, 0, mCodecContext->height, mFrame->data, mFrame->linesize ) < 0 )
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Fatal( "Unable to convert raw format %u to target format %u at frame %d", mCodecContext->pix_fmt, imagePixFormat, frameCount );
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#else // HAVE_LIBSWSCALE
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Fatal( "You must compile ffmpeg with the --enable-swscale option to use ffmpeg cameras" );
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Fatal( "You must compile ffmpeg with the --enable-swscale option to use ffmpeg cameras" );
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#endif // HAVE_LIBSWSCALE
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frameCount++;
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} // end if frameComplete
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} else {
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Debug( 4, "Different stream_index %d", packet.stream_index );
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} // end if packet.stream_index == mVideoStreamId
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} // end if frameComplete
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} else {
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Debug( 4, "Different stream_index %d", packet.stream_index );
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} // end if packet.stream_index == mVideoStreamId
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#if LIBAVCODEC_VERSION_CHECK(57, 8, 0, 12, 100)
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av_packet_unref( &packet);
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#else
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@ -301,7 +299,7 @@ int FfmpegCamera::OpenFfmpeg() {
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Debug ( 1, "Calling av_find_stream_info" );
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if ( av_find_stream_info( mFormatContext ) < 0 )
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#else
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Debug ( 1, "Calling avformat_find_stream_info" );
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Debug ( 1, "Calling avformat_find_stream_info" );
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if ( avformat_find_stream_info( mFormatContext, 0 ) < 0 )
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#endif
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Fatal( "Unable to find stream info from %s due to: %s", mPath.c_str(), strerror(errno) );
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@ -309,6 +307,7 @@ int FfmpegCamera::OpenFfmpeg() {
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Debug ( 1, "Got stream info" );
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// Find first video stream present
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// The one we want Might not be the first
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mVideoStreamId = -1;
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mAudioStreamId = -1;
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for (unsigned int i=0; i < mFormatContext->nb_streams; i++ )
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@ -316,37 +315,37 @@ int FfmpegCamera::OpenFfmpeg() {
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#if (LIBAVCODEC_VERSION_CHECK(52, 64, 0, 64, 0) || LIBAVUTIL_VERSION_CHECK(50, 14, 0, 14, 0))
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if ( mFormatContext->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO )
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#else
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if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_VIDEO )
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if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_VIDEO )
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#endif
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{
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if ( mVideoStreamId == -1 ) {
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mVideoStreamId = i;
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// if we break, then we won't find the audio stream
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continue;
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} else {
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Debug(2, "Have another video stream." );
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{
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if ( mVideoStreamId == -1 ) {
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mVideoStreamId = i;
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// if we break, then we won't find the audio stream
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continue;
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} else {
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Debug(2, "Have another video stream." );
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}
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}
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}
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#if (LIBAVCODEC_VERSION_CHECK(52, 64, 0, 64, 0) || LIBAVUTIL_VERSION_CHECK(50, 14, 0, 14, 0))
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if ( mFormatContext->streams[i]->codec->codec_type == AVMEDIA_TYPE_AUDIO )
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#else
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if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO )
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if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO )
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#endif
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{
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if ( mAudioStreamId == -1 ) {
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mAudioStreamId = i;
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} else {
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Debug(2, "Have another audio stream." );
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{
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if ( mAudioStreamId == -1 ) {
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mAudioStreamId = i;
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} else {
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Debug(2, "Have another audio stream." );
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}
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}
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}
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}
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if ( mVideoStreamId == -1 )
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Fatal( "Unable to locate video stream in %s", mPath.c_str() );
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if ( mAudioStreamId == -1 )
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Debug( 3, "Unable to locate audio stream in %s", mPath.c_str() );
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Debug ( 1, "Found video stream" );
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Debug ( 3, "Found video stream at index %d", mVideoStreamId );
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Debug ( 3, "Found audio stream at index %d", mAudioStreamId );
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mCodecContext = mFormatContext->streams[mVideoStreamId]->codec;
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@ -355,13 +354,15 @@ int FfmpegCamera::OpenFfmpeg() {
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Fatal( "Can't find codec for video stream from %s", mPath.c_str() );
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Debug ( 1, "Found decoder" );
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zm_dump_stream_format( mFormatContext, mVideoStreamId, 0, 0 );
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zm_dump_stream_format( mFormatContext, mAudioStreamId, 0, 0 );
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// Open the codec
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#if !LIBAVFORMAT_VERSION_CHECK(53, 8, 0, 8, 0)
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Debug ( 1, "Calling avcodec_open" );
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if ( avcodec_open( mCodecContext, mCodec ) < 0 )
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#else
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Debug ( 1, "Calling avcodec_open2" );
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Debug ( 1, "Calling avcodec_open2" );
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if ( avcodec_open2( mCodecContext, mCodec, 0 ) < 0 )
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#endif
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Fatal( "Unable to open codec for video stream from %s", mPath.c_str() );
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@ -455,8 +456,8 @@ int FfmpegCamera::CloseFfmpeg(){
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if ( mCodecContext )
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{
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avcodec_close( mCodecContext );
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mCodecContext = NULL; // Freed by av_close_input_file
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avcodec_close( mCodecContext );
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mCodecContext = NULL; // Freed by av_close_input_file
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}
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if ( mFormatContext )
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{
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@ -509,16 +510,15 @@ void *FfmpegCamera::ReopenFfmpegThreadCallback(void *ctx){
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}
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//Function to handle capture and store
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int FfmpegCamera::CaptureAndRecord(Image &image, bool recording, char* event_file) {
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int FfmpegCamera::CaptureAndRecord( Image &image, bool recording, char* event_file ) {
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if (!mCanCapture){
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return -1;
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}
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int ret;
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// If the reopen thread has a value, but mCanCapture != 0, then we have just reopened the connection to the ffmpeg device, and we can clean up the thread.
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if (mReopenThread != 0) {
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void *retval = 0;
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int ret;
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ret = pthread_join(mReopenThread, &retval);
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if (ret != 0){
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@ -530,15 +530,7 @@ int FfmpegCamera::CaptureAndRecord(Image &image, bool recording, char* event_fil
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}
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AVPacket packet;
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AVPacket queuedpacket;
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uint8_t* directbuffer;
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/* Request a writeable buffer of the target image */
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directbuffer = image.WriteBuffer(width, height, colours, subpixelorder);
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if( directbuffer == NULL ) {
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Error("Failed requesting writeable buffer for the captured image.");
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return (-1);
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}
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AVPacket queued_packet;
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if ( mCodecContext->codec_id != AV_CODEC_ID_H264 ) {
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Error( "Input stream is not h264. The stored event file may not be viewable in browser." );
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@ -564,6 +556,85 @@ int FfmpegCamera::CaptureAndRecord(Image &image, bool recording, char* event_fil
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return( -1 );
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}
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Debug( 5, "Got packet from stream %d", packet.stream_index );
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//Video recording
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if ( recording ) {
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// The directory we are recording to is no longer tied to the current event.
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// Need to re-init the videostore with the correct directory and start recording again
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// for efficiency's sake, we should test for keyframe before we test for directory change...
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if ( videoStore && (packet.flags & AV_PKT_FLAG_KEY) && (strcmp(oldDirectory, event_file) != 0 ) ) {
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// don't open new videostore until we're on a key frame..would this require an offset adjustment for the event as a result?...
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// if we store our key frame location with the event will that be enough?
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Info("Re-starting video storage module");
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delete videoStore;
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videoStore = NULL;
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}
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if ( ! videoStore ) {
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//Instantiate the video storage module
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if (record_audio) {
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if (mAudioStreamId == -1) {
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Debug(3, "Record Audio on but no audio stream found");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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NULL,
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startTime,
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this->getMonitor()->getOrientation());
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} else {
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Debug(3, "Video module initiated with audio stream");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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mFormatContext->streams[mAudioStreamId],
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startTime,
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this->getMonitor()->getOrientation());
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}
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} else {
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Debug(3, "Record_audio is false so exclude audio stream");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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NULL,
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startTime,
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this->getMonitor()->getOrientation() );
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}
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strcpy(oldDirectory, event_file);
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// Need to write out all the frames from the last keyframe?
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unsigned int packet_count = 0;
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while ( packetqueue.popPacket( &queued_packet ) ) {
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packet_count += 1;
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//Write the packet to our video store
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if ( queued_packet.stream_index == mVideoStreamId ) {
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ret = videoStore->writeVideoFramePacket(&queued_packet, mFormatContext->streams[mVideoStreamId]);
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} else if ( queued_packet.stream_index == mAudioStreamId ) {
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//ret = videoStore->writeAudioFramePacket(&queued_packet, mFormatContext->streams[mAudioStreamId]);
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} else {
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Warning("Unknown stream id in queued packet (%d)", queued_packet.stream_index );
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ret = -1;
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}
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if ( ret < 0 ) {
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//Less than zero and we skipped a frame
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//av_free_packet( &queued_packet );
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}
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} // end while packets in the packetqueue
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Debug(2, "Wrote %d queued packets", packet_count );
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} // end if ! wasRecording
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} else {
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if ( videoStore ) {
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Info("Deleting videoStore instance");
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delete videoStore;
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videoStore = NULL;
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}
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//Buffer video packets
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if ( packet.flags & AV_PKT_FLAG_KEY ) {
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packetqueue.clearQueue();
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}
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packetqueue.queuePacket(&packet);
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} // end if
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if ( packet.stream_index == mVideoStreamId ) {
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#if LIBAVCODEC_VERSION_CHECK(52, 23, 0, 23, 0)
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if ( avcodec_decode_video2( mCodecContext, mRawFrame, &frameComplete, &packet ) < 0 )
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@ -572,123 +643,41 @@ int FfmpegCamera::CaptureAndRecord(Image &image, bool recording, char* event_fil
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#endif
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Fatal( "Unable to decode frame at frame %d", frameCount );
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Debug( 4, "Decoded video packet at frame %d", frameCount );
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Debug( 4, "Decoded video packet at frame %d", frameCount );
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if ( frameComplete ) {
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Debug( 3, "Got frame %d", frameCount );
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if ( frameComplete ) {
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Debug( 4, "Got frame %d", frameCount );
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avpicture_fill( (AVPicture *)mFrame, directbuffer, imagePixFormat, width, height);
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uint8_t* directbuffer;
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//Buffer video packets
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if (!recording) {
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if(packet.flags & AV_PKT_FLAG_KEY) {
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// packetqueue->clearQueues();
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}
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// packetqueue->queueVideoPacket(&packet);
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}
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//Video recording
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if ( recording && !wasRecording ) {
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//Instantiate the video storage module
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if (record_audio) {
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if (mAudioStreamId == -1) {
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Debug(3, "Record Audio on but no audio stream found");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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NULL,
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startTime,
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this->getMonitor()->getOrientation());
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} else {
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Debug(3, "Video module initiated with audio stream");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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mFormatContext->streams[mAudioStreamId],
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startTime,
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this->getMonitor()->getOrientation());
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}
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} else {
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Debug(3, "Record_audio is false so exclude audio stream");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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NULL,
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startTime,
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this->getMonitor()->getOrientation());
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}
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wasRecording = true;
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strcpy(oldDirectory, event_file);
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// while (packetqueue->popVideoPacket(&queuedpacket)) {
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// int ret = videoStore->writeVideoFramePacket(&packet, mFormatContext->streams[mVideoStreamId]); //, &lastKeyframePkt);
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// if (ret < 0) {//Less than zero and we skipped a frame
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// av_free_packet(&packet);
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// return 0;
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// }
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// }
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} else if ( ( ! recording ) && wasRecording && videoStore ) {
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Info("Deleting videoStore instance");
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delete videoStore;
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videoStore = NULL;
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}
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// The directory we are recording to is no longer tied to the current
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// event. Need to re-init the videostore with the correct directory and
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// start recording again
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if (recording && wasRecording && (strcmp(oldDirectory, event_file) != 0)
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&& (packet.flags & AV_PKT_FLAG_KEY)) {
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Info("Re-starting video storage module");
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if(videoStore){
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delete videoStore;
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videoStore = NULL;
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}
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if (record_audio) {
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if (mAudioStreamId == -1) {
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Debug(3, "Record Audio on but no audio stream found");
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videoStore = new VideoStore((const char *) event_file, "mp4",
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mFormatContext->streams[mVideoStreamId],
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||||
NULL,
|
||||
startTime,
|
||||
this->getMonitor()->getOrientation());
|
||||
} else {
|
||||
Debug(3, "Video module initiated with audio stream");
|
||||
videoStore = new VideoStore((const char *) event_file, "mp4",
|
||||
mFormatContext->streams[mVideoStreamId],
|
||||
mFormatContext->streams[mAudioStreamId],
|
||||
startTime,
|
||||
this->getMonitor()->getOrientation());
|
||||
}
|
||||
} else {
|
||||
Debug(3, "Record_audio is false so exclude audio stream");
|
||||
videoStore = new VideoStore((const char *) event_file, "mp4",
|
||||
mFormatContext->streams[mVideoStreamId],
|
||||
NULL, startTime,
|
||||
this->getMonitor()->getOrientation());
|
||||
}
|
||||
strcpy(oldDirectory, event_file);
|
||||
}
|
||||
|
||||
if ( videoStore && recording ) {
|
||||
//Write the packet to our video store
|
||||
int ret = videoStore->writeVideoFramePacket(&packet,
|
||||
mFormatContext->streams[mVideoStreamId]); //, &lastKeyframePkt);
|
||||
if(ret<0){//Less than zero and we skipped a frame
|
||||
av_free_packet( &packet );
|
||||
return 0;
|
||||
}
|
||||
/* Request a writeable buffer of the target image */
|
||||
directbuffer = image.WriteBuffer(width, height, colours, subpixelorder);
|
||||
if( directbuffer == NULL ) {
|
||||
Error("Failed requesting writeable buffer for the captured image.");
|
||||
av_free_packet( &packet );
|
||||
return (-1);
|
||||
}
|
||||
avpicture_fill( (AVPicture *)mFrame, directbuffer, imagePixFormat, width, height);
|
||||
|
||||
if ( videoStore && recording ) {
|
||||
//Write the packet to our video store
|
||||
int ret = videoStore->writeVideoFramePacket(&packet, mFormatContext->streams[mVideoStreamId]);//, &lastKeyframePkt);
|
||||
if ( ret < 0 ) { //Less than zero and we skipped a frame
|
||||
av_free_packet( &packet );
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
#if HAVE_LIBSWSCALE
|
||||
if ( mConvertContext == NULL ) {
|
||||
if ( mConvertContext == NULL ) {
|
||||
mConvertContext = sws_getContext(mCodecContext->width,
|
||||
mCodecContext->height,
|
||||
mCodecContext->pix_fmt,
|
||||
width, height,
|
||||
imagePixFormat, SWS_BICUBIC, NULL,
|
||||
NULL, NULL);
|
||||
if ( mConvertContext == NULL )
|
||||
Fatal( "Unable to create conversion context for %s", mPath.c_str() );
|
||||
if ( mConvertContext == NULL )
|
||||
Fatal( "Unable to create conversion context for %s", mPath.c_str() );
|
||||
}
|
||||
|
||||
if (sws_scale(mConvertContext, mRawFrame->data, mRawFrame->linesize,
|
||||
|
|
@ -696,29 +685,39 @@ int FfmpegCamera::CaptureAndRecord(Image &image, bool recording, char* event_fil
|
|||
Fatal("Unable to convert raw format %u to target format %u at frame %d",
|
||||
mCodecContext->pix_fmt, imagePixFormat, frameCount);
|
||||
#else // HAVE_LIBSWSCALE
|
||||
Fatal( "You must compile ffmpeg with the --enable-swscale option to use ffmpeg cameras" );
|
||||
Fatal( "You must compile ffmpeg with the --enable-swscale option to use ffmpeg cameras" );
|
||||
#endif // HAVE_LIBSWSCALE
|
||||
|
||||
frameCount++;
|
||||
} // end if frameComplete
|
||||
} else if ( packet.stream_index == mAudioStreamId ) { //FIXME best way to copy all other streams
|
||||
if ( videoStore && recording ) {
|
||||
if ( record_audio ) {
|
||||
Debug(4, "Recording audio packet" );
|
||||
//Write the packet to our video store
|
||||
int ret = videoStore->writeAudioFramePacket(&packet,
|
||||
mFormatContext->streams[packet.stream_index]); //FIXME no relevance of last key frame
|
||||
if ( ret < 0 ) {//Less than zero and we skipped a frame
|
||||
av_free_packet( &packet );
|
||||
frameCount++;
|
||||
} else {
|
||||
Debug( 3, "Not framecomplete after av_read_frame" );
|
||||
} // end if frameComplete
|
||||
} else if ( packet.stream_index == mAudioStreamId ) { //FIXME best way to copy all other streams
|
||||
Debug( 4, "Audio stream index %d", packet.stream_index );
|
||||
if ( videoStore ) {
|
||||
if ( record_audio ) {
|
||||
Debug(3, "Recording audio packet streamindex(%d) packetstreamindex(%d)", mAudioStreamId, packet.stream_index );
|
||||
//Write the packet to our video store
|
||||
//FIXME no relevance of last key frame
|
||||
int ret = videoStore->writeAudioFramePacket( &packet, mFormatContext->streams[packet.stream_index] );
|
||||
if ( ret < 0 ) {//Less than zero and we skipped a frame
|
||||
av_free_packet( &packet );
|
||||
return 0;
|
||||
}
|
||||
} else {
|
||||
Debug(4, "Not recording audio packet" );
|
||||
}
|
||||
} else {
|
||||
Debug(4, "Not recording audio packet" );
|
||||
}
|
||||
}
|
||||
av_free_packet( &packet );
|
||||
} // end while ! frameComplete
|
||||
return (frameCount);
|
||||
} else {
|
||||
#if LIBAVUTIL_VERSION_CHECK(54, 23, 0, 23, 0)
|
||||
Debug( 3, "Some other stream index %d, %s", packet.stream_index, av_get_media_type_string( mFormatContext->streams[packet.stream_index]->codec->codec_type) );
|
||||
#else
|
||||
Debug( 3, "Some other stream index %d", packet.stream_index );
|
||||
#endif
|
||||
}
|
||||
av_free_packet( &packet );
|
||||
} // end while ! frameComplete
|
||||
return (frameCount);
|
||||
}
|
||||
|
||||
#endif // HAVE_LIBAVFORMAT
|
||||
|
|
|
|||
Loading…
Reference in New Issue