v4l2rawformat.h

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#pragma once
 
 
#include <promeki/config.h>
#if PROMEKI_ENABLE_V4L2
#include <cstdint>
#include <promeki/namespace.h>
#include <promeki/list.h>
#include <promeki/pixelformat.h>
#include <promeki/v4l2m2mcodec.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class UncompressedVideoPayload;
 
struct V4l2RawFormat {
                uint32_t        fourcc = 0;                       
                PixelFormat::ID pixelFormatId = PixelFormat::Invalid; 
                uint8_t         bytesPerSample = 1;               
                uint8_t         shift = 0;                        
                uint8_t         chromaVDiv = 2;                   
                const char     *name = "";                        
 
                bool isValid() const { return fourcc != 0; }
};
 
const V4l2RawFormat *v4l2RawFormatForPixelFormat(PixelFormat::ID id);
 
const V4l2RawFormat *v4l2RawFormatForFourcc(uint32_t fourcc);
 
List<int> v4l2SupportedRawPixelFormats();
 
void v4l2PackSemiPlanar(const UncompressedVideoPayload &src, const V4l2RawFormat &fmt,
                        const List<V4l2M2mCodec::OutPlane> &dst, List<size_t> &bytesused);
 
void v4l2UnpackSemiPlanar(const List<V4l2M2mCodec::CapturePlane> &src, const V4l2RawFormat &fmt,
                          UncompressedVideoPayload *dst);
 
PROMEKI_NAMESPACE_END
 
#endif // PROMEKI_ENABLE_V4L2