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Don't skip audo stream detection by finding video stream

This commit is contained in:
Isaac Connor 2016-04-06 08:38:34 -04:00
parent 4bc200f839
commit dd408cc9a1
1 changed files with 57 additions and 5 deletions
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60
src/zm_remote_camera_rtsp.cpp
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@ -117,7 +117,7 @@ void RemoteCameraRtsp::Initialise()
int max_size = width*height*colours;
// This allocates a buffer able to hold a raw fframe, which is a little artbitrary. Might be nice to get some
// decent data on how large a buffer is really needed.
// decent data on how large a buffer is really needed. I think in ffmpeg there are now some functions to do that.
buffer.size( max_size );
if ( logDebugging() )
@ -172,20 +172,41 @@ int RemoteCameraRtsp::PrimeCapture()
// Find first video stream present
mVideoStreamId = -1;
mAudioStreamId = -1;
// Find the first video stream.
for ( unsigned int i = 0; i < mFormatContext->nb_streams; i++ )
for ( unsigned int i = 0; i < mFormatContext->nb_streams; i++ ) {
#if (LIBAVCODEC_VERSION_CHECK(52, 64, 0, 64, 0) || LIBAVUTIL_VERSION_CHECK(50, 14, 0, 14, 0))
if ( mFormatContext->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO )
#else
if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_VIDEO )
#endif
{
if ( mVideoStreamId == -1 ) {
mVideoStreamId = i;
break;
continue;
} else {
Debug(2, "Have another video stream." );
}
}
#if (LIBAVCODEC_VERSION_CHECK(52, 64, 0, 64, 0) || LIBAVUTIL_VERSION_CHECK(50, 14, 0, 14, 0))
if ( mFormatContext->streams[i]->codec->codec_type == AVMEDIA_TYPE_AUDIO )
#else
if ( mFormatContext->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO )
#endif
{
if ( mAudioStreamId == -1 ) {
mAudioStreamId = i;
} else {
Debug(2, "Have another audio stream." );
}
}
}
if ( mVideoStreamId == -1 )
Fatal( "Unable to locate video stream" );
if ( mAudioStreamId == -1 )
Debug( 3, "Unable to locate audio stream" );
// Get a pointer to the codec context for the video stream
mCodecContext = mFormatContext->streams[mVideoStreamId]->codec;
@ -278,6 +299,24 @@ int RemoteCameraRtsp::Capture( Image &image ) {
if ( !buffer.size() )
return( -1 );
int avResult = av_read_frame( mFormatContext, &packet );
if ( avResult < 0 ) {
char errbuf[AV_ERROR_MAX_STRING_SIZE];
av_strerror(avResult, errbuf, AV_ERROR_MAX_STRING_SIZE);
if (
// Check if EOF.
(avResult == AVERROR_EOF || (mFormatContext->pb && mFormatContext->pb->eof_reached)) ||
// Check for Connection failure.
(avResult == -110)
) {
Info( "av_read_frame returned \"%s\". Reopening stream.", errbuf);
//ReopenFfmpeg();
}
Error( "Unable to read packet from stream %d: error %d \"%s\".", packet.stream_index, avResult, errbuf );
return( -1 );
}
if(mCodecContext->codec_id == AV_CODEC_ID_H264) {
// SPS and PPS frames should be saved and appended to IDR frames
int nalType = (buffer.head()[3] & 0x1f);
@ -367,6 +406,17 @@ int RemoteCameraRtsp::Capture( Image &image ) {
return (0) ;
}
//int RemoteCameraRtsp::ReadData(void *opaque, uint8_t *buf, int bufSize) {
//if ( buffer.size() > bufSize ) {
//buf = buffer.head();
//buffer -= bufSize;
//} else {
//Error("Implement me");
//return -1;
//}
//}
//Function to handle capture and store
int RemoteCameraRtsp::CaptureAndRecord( Image &image, bool recording, char* event_file ) {
AVPacket packet;
@ -381,6 +431,7 @@ int RemoteCameraRtsp::CaptureAndRecord( Image &image, bool recording, char* even
}
while ( true ) {
buffer.clear();
if ( !rtspThread->isRunning() )
return (-1);
@ -416,7 +467,8 @@ int RemoteCameraRtsp::CaptureAndRecord( Image &image, bool recording, char* even
av_init_packet( &packet );
// Why are we checking for it being the video stream
// Why are we checking for it being the video stream? Because it might be audio or something else.
// Um... we just initialized packet... we can't be testing for what it is yet....
if ( packet.stream_index == mVideoStreamId ) {
while ( !frameComplete && buffer.size() > 0 ) {