1 #ifndef _JPEG_FRAME_VIEW_H
2 #define _JPEG_FRAME_VIEW_H 1
9 #include <movit/effect_chain.h>
10 #include <movit/ycbcr_input.h>
15 std::unique_ptr<uint8_t[]> y, cb, cr;
16 unsigned width, height;
17 unsigned chroma_subsampling_x, chroma_subsampling_y;
18 unsigned pitch_y, pitch_chroma;
21 std::string filename_for_frame(unsigned stream_idx, int64_t pts);
22 std::shared_ptr<Frame> decode_jpeg(const std::string &filename);
24 class JPEGFrameView : public QGLWidget {
28 JPEGFrameView(QWidget *parent);
30 void setFrame(unsigned stream_idx, int64_t pts)
32 this->stream_idx = stream_idx;
37 unsigned get_stream_idx() const { return stream_idx; }
39 void setDecodedFrame(std::shared_ptr<Frame> frame);
42 void initializeGL() override;
43 void resizeGL(int width, int height) override;
44 void paintGL() override;
52 std::unique_ptr<movit::EffectChain> chain;
53 std::shared_ptr<Frame> current_frame; // So that we hold on to the pixels.
54 movit::YCbCrInput *ycbcr_input;
55 movit::YCbCrFormat ycbcr_format;
58 #endif // !defined(_JPEG_FRAME_VIEW_H)