jpegvideocodec.h

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#pragma once
 
 
#include <promeki/config.h>
#if PROMEKI_ENABLE_PROAV
#include <promeki/namespace.h>
#include <promeki/videoencoder.h>
#include <promeki/videodecoder.h>
#include <promeki/pixelformat.h>
#include <promeki/deque.h>
#include <promeki/frame.h>
#include <promeki/uniqueptr.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class JpegVideoEncoder : public VideoEncoder {
        public:
                enum Subsampling {
                        Subsampling444, 
                        Subsampling422, 
                        Subsampling420  
                };
 
                JpegVideoEncoder();
                ~JpegVideoEncoder() override;
 
                static List<int> supportedInputList();
 
                void  onConfigure(const MediaConfig &config) override;
                Error submitFrame(const Frame &frame) override;
                Frame receiveFrame() override;
                Error flush() override;
                Error reset() override;
 
                int quality() const { return _quality; }
 
                Subsampling subsampling() const { return _subsampling; }
 
        private:
                struct Impl; 
                using ImplPtr = UniquePtr<Impl>;
                ImplPtr _impl;
 
                int           _quality = 85;
                Subsampling   _subsampling = Subsampling422;
                PixelFormat   _outputPd;
                int           _capacity = 8;
                Deque<Frame>  _queue;
                bool          _capacityWarned = false;
};
 
class JpegVideoDecoder : public VideoDecoder {
        public:
                JpegVideoDecoder();
                ~JpegVideoDecoder() override;
 
                static List<int> supportedOutputList();
 
                void  onConfigure(const MediaConfig &config) override;
                Error submitFrame(const Frame &frame) override;
                Frame receiveFrame() override;
                Error flush() override;
                Error reset() override;
 
        private:
                struct Impl; 
                using ImplPtr = UniquePtr<Impl>;
                ImplPtr _impl;
 
                PixelFormat  _outputPd;
                int          _capacity = 8;
                Deque<Frame> _queue;
                bool         _capacityWarned = false;
};
 
PROMEKI_NAMESPACE_END
 
#endif // PROMEKI_ENABLE_PROAV