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added bandwidth measurement for video. Still needs codec to accound for it

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7463 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2014-07-20 20:50:36 +00:00
parent 9c3266fdd9
commit c6103b7535
15 changed files with 157 additions and 73 deletions
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23
plugins/VOIP/gui/VideoProcessor.h
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@ -12,7 +12,7 @@ class QVideoOutputDevice ;
class VideoDecoder
{
public:
VideoDecoder() { _output_device = NULL ;}
VideoDecoder() ;
// Gets the next image to be displayed. Once returned, the image should
// be cleared from the incoming queue.
@ -21,6 +21,10 @@ class VideoDecoder
virtual void receiveEncodedData(const unsigned char *data,uint32_t size) ;
// returns the current (measured) frame rate in bytes per second.
//
uint32_t currentFrameRate() const;
private:
QVideoOutputDevice *_output_device ;
@ -30,12 +34,12 @@ class VideoDecoder
//
virtual QImage decodeData(const unsigned char *encoded_image,uint32_t encoded_image_size) = 0 ;
// This buffer accumulated incoming encoded data, until a full packet is obtained,
// since the stream might not send images at once. When incoming images are decoded, the
// data is removed from the buffer.
//
unsigned char *buffer ;
uint32_t buffer_size ;
// // This buffer accumulated incoming encoded data, until a full packet is obtained,
// // since the stream might not send images at once. When incoming images are decoded, the
// // data is removed from the buffer.
// //
// unsigned char *buffer ;
// uint32_t buffer_size ;
};
// This class encodes video using a video codec (possibly homemade, or based on existing codecs)
@ -52,6 +56,11 @@ class VideoEncoder
bool packetReady() const { return !_out_queue.empty() ; }
bool nextPacket(RsVoipDataChunk& ) ;
// Used to tweak the compression ratio so that the video can stream ok.
//
void setMaximumFrameRate(uint32_t bytes_per_second) ;
protected:
//virtual bool sendEncodedData(unsigned char *mem,uint32_t size) = 0 ;
virtual void encodeData(const QImage& image) = 0 ;