ImageTransferSessionVT.h [plain text]
#pragma once
#if USE(VIDEOTOOLBOX)
#include "IntSize.h"
#include "MediaSample.h"
#include <wtf/RetainPtr.h>
typedef struct CGImage *CGImageRef;
typedef struct OpaqueVTPixelTransferSession* VTPixelTransferSessionRef;
typedef struct __CVBuffer *CVPixelBufferRef;
typedef struct __CVPixelBufferPool *CVPixelBufferPoolRef;
typedef struct __IOSurface *IOSurfaceRef;
typedef struct opaqueCMSampleBuffer *CMSampleBufferRef;
namespace WebCore {
class ImageTransferSessionVT {
public:
static std::unique_ptr<ImageTransferSessionVT> create(uint32_t pixelFormat)
{
return std::unique_ptr<ImageTransferSessionVT>(new ImageTransferSessionVT(pixelFormat));
}
RefPtr<MediaSample> convertMediaSample(MediaSample&, const IntSize&);
RefPtr<MediaSample> createMediaSample(CGImageRef, const MediaTime&, const IntSize&, MediaSample::VideoRotation = MediaSample::VideoRotation::None, bool mirrored = false);
RefPtr<MediaSample> createMediaSample(CMSampleBufferRef, const IntSize&, MediaSample::VideoRotation = MediaSample::VideoRotation::None, bool mirrored = false);
#if HAVE(IOSURFACE) && !PLATFORM(IOSMAC)
WEBCORE_EXPORT RefPtr<MediaSample> createMediaSample(IOSurfaceRef, const MediaTime&, const IntSize&, MediaSample::VideoRotation = MediaSample::VideoRotation::None, bool mirrored = false);
#endif
uint32_t pixelFormat() const { return m_pixelFormat; }
private:
WEBCORE_EXPORT explicit ImageTransferSessionVT(uint32_t pixelFormat);
#if HAVE(IOSURFACE) && !PLATFORM(IOSMAC)
CFDictionaryRef ioSurfacePixelBufferCreationOptions(IOSurfaceRef);
RetainPtr<CMSampleBufferRef> createCMSampleBuffer(IOSurfaceRef, const MediaTime&, const IntSize&);
RetainPtr<CVPixelBufferRef> createPixelBuffer(IOSurfaceRef, const IntSize&);
#endif
RetainPtr<CMSampleBufferRef> convertCMSampleBuffer(CMSampleBufferRef, const IntSize&);
RetainPtr<CMSampleBufferRef> createCMSampleBuffer(CVPixelBufferRef, const MediaTime&, const IntSize&);
RetainPtr<CMSampleBufferRef> createCMSampleBuffer(CGImageRef, const MediaTime&, const IntSize&);
RetainPtr<CVPixelBufferRef> convertPixelBuffer(CVPixelBufferRef, const IntSize&);
RetainPtr<CVPixelBufferRef> createPixelBuffer(CMSampleBufferRef, const IntSize&);
RetainPtr<CVPixelBufferRef> createPixelBuffer(CGImageRef, const IntSize&);
bool setSize(const IntSize&);
RetainPtr<VTPixelTransferSessionRef> m_transferSession;
RetainPtr<CVPixelBufferPoolRef> m_outputBufferPool;
RetainPtr<CFDictionaryRef> m_ioSurfaceBufferAttributes;
uint32_t m_pixelFormat;
IntSize m_size;
};
}
#endif // USE(VIDEOTOOLBOX)