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added preview option to show decoded stream in Audio config

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This commit is contained in:
csoler 2015-08-09 18:09:17 -04:00
parent 2107a1c858
commit c0614e70ac
8 changed files with 195 additions and 63 deletions
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53
plugins/VOIP/gui/VideoProcessor.h
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@ -49,12 +49,12 @@ class VideoDecoder
class VideoEncoder
{
public:
VideoEncoder() {}
VideoEncoder() ;
virtual ~VideoEncoder() {}
// Takes the next image to be encoded.
//
bool addImage(const QImage& Image) ;
bool addImage(const QImage& Image, uint32_t size_hint, uint32_t &encoded_size) ;
bool packetReady() const { return !_out_queue.empty() ; }
bool nextPacket(RsVOIPDataChunk& ) ;
@ -62,12 +62,14 @@ class VideoEncoder
// Used to tweak the compression ratio so that the video can stream ok.
//
void setMaximumFrameRate(uint32_t bytes_per_second) ;
void setInternalFrameSize(QSize) ;
protected:
//virtual bool sendEncodedData(unsigned char *mem,uint32_t size) = 0 ;
virtual void encodeData(const QImage& image) = 0 ;
virtual void encodeData(const QImage& Image, uint32_t size_hint, uint32_t &encoded_size) =0;
std::list<RsVOIPDataChunk> _out_queue ;
QSize _frame_size ;
};
// Now derive various image encoding/decoding algorithms.
@ -75,16 +77,45 @@ class VideoEncoder
class JPEGVideoDecoder: public VideoDecoder
{
protected:
virtual QImage decodeData(const unsigned char *encoded_image,uint32_t encoded_image_size) ;
protected:
virtual QImage decodeData(const unsigned char *encoded_image,uint32_t encoded_image_size) ;
private:
QImage _last_reference_frame ;
};
class JPEGVideoEncoder: public VideoEncoder
{
public:
JPEGVideoEncoder() {}
public:
JPEGVideoEncoder() ;
protected:
virtual void encodeData(const QImage& Image) ;
protected:
virtual void encodeData(const QImage& Image, uint32_t size_hint, uint32_t &encoded_size) ;
private:
QImage _reference_frame ;
uint32_t _ref_frame_max_distance ; // max distance between two reference frames.
uint32_t _ref_frame_count ;
};
class DifferentialWaveletEncoder: public VideoEncoder
{
public:
DifferentialWaveletEncoder() {}
protected:
virtual void encodeData(const QImage& Image, uint32_t size_hint, uint32_t &encoded_size) ;
};
class DifferentialWaveletDecoder: public VideoDecoder
{
public:
DifferentialWaveletDecoder() {}
protected:
virtual QImage decodeData(const unsigned char *encoded_image,uint32_t encoded_image_size) ;
private:
QImage _last_reference_frame ;
};