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| |
| #ifndef AVFVIDEOFRAMERENDERER_H |
| #define AVFVIDEOFRAMERENDERER_H |
| |
| #include <QtCore/QObject> |
| #include <QtGui/QImage> |
| #include <QtGui/QOpenGLContext> |
| #include <QtCore/QSize> |
| |
| @class AVPlayerLayer; |
| @class AVPlayerItemVideoOutput; |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QOpenGLContext; |
| class QOpenGLFramebufferObject; |
| class QOpenGLShaderProgram; |
| class QOffscreenSurface; |
| class QAbstractVideoSurface; |
| |
| typedef struct __CVBuffer *CVBufferRef; |
| typedef CVBufferRef CVImageBufferRef; |
| typedef CVImageBufferRef CVPixelBufferRef; |
| #if defined(Q_OS_IOS) || defined(Q_OS_TVOS) |
| typedef struct __CVOpenGLESTextureCache *CVOpenGLESTextureCacheRef; |
| typedef CVImageBufferRef CVOpenGLESTextureRef; |
| // helpers to avoid boring if def |
| typedef CVOpenGLESTextureCacheRef CVOGLTextureCacheRef; |
| typedef CVOpenGLESTextureRef CVOGLTextureRef; |
| #define CVOGLTextureGetTarget CVOpenGLESTextureGetTarget |
| #define CVOGLTextureGetName CVOpenGLESTextureGetName |
| #define CVOGLTextureCacheCreate CVOpenGLESTextureCacheCreate |
| #define CVOGLTextureCacheCreateTextureFromImage CVOpenGLESTextureCacheCreateTextureFromImage |
| #define CVOGLTextureCacheFlush CVOpenGLESTextureCacheFlush |
| #else |
| typedef struct __CVOpenGLTextureCache *CVOpenGLTextureCacheRef; |
| typedef CVImageBufferRef CVOpenGLTextureRef; |
| // helpers to avoid boring if def |
| typedef CVOpenGLTextureCacheRef CVOGLTextureCacheRef; |
| typedef CVOpenGLTextureRef CVOGLTextureRef; |
| #define CVOGLTextureGetTarget CVOpenGLTextureGetTarget |
| #define CVOGLTextureGetName CVOpenGLTextureGetName |
| #define CVOGLTextureCacheCreate CVOpenGLTextureCacheCreate |
| #define CVOGLTextureCacheCreateTextureFromImage CVOpenGLTextureCacheCreateTextureFromImage |
| #define CVOGLTextureCacheFlush CVOpenGLTextureCacheFlush |
| #endif |
| |
| class AVFVideoFrameRenderer : public QObject |
| { |
| public: |
| AVFVideoFrameRenderer(QAbstractVideoSurface *surface, QObject *parent = nullptr); |
| |
| virtual ~AVFVideoFrameRenderer(); |
| |
| void setPlayerLayer(AVPlayerLayer *layer); |
| |
| CVOGLTextureRef renderLayerToTexture(AVPlayerLayer *layer); |
| QImage renderLayerToImage(AVPlayerLayer *layer); |
| |
| private: |
| void initRenderer(); |
| CVPixelBufferRef copyPixelBufferFromLayer(AVPlayerLayer *layer, size_t& width, size_t& height); |
| CVOGLTextureRef createCacheTextureFromLayer(AVPlayerLayer *layer, size_t& width, size_t& height); |
| |
| QOpenGLContext *m_glContext; |
| QOffscreenSurface *m_offscreenSurface; |
| QAbstractVideoSurface *m_surface; |
| CVOGLTextureCacheRef m_textureCache; |
| AVPlayerItemVideoOutput* m_videoOutput; |
| bool m_isContextShared; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // AVFVIDEOFRAMERENDERER_H |