moonlight-qt/app/streaming/video/ffmpeg-renderers/vaapi.h

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#pragma once
#include "renderer.h"
// Avoid X11 if SDL was built without it
#ifndef SDL_VIDEO_DRIVER_X11
#warning Unable to use libva-x11 without SDL support
#undef HAVE_LIBVA_X11
#endif
// Avoid Wayland if SDL was built without it
#ifndef SDL_VIDEO_DRIVER_WAYLAND
#warning Unable to use libva-wayland without SDL support
#undef HAVE_LIBVA_WAYLAND
#endif
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extern "C" {
#include <va/va.h>
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#ifdef HAVE_LIBVA_X11
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#include <va/va_x11.h>
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#endif
#ifdef HAVE_LIBVA_WAYLAND
#include <va/va_wayland.h>
#endif
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#include <libavutil/hwcontext_vaapi.h>
}
class VAAPIRenderer : public IFFmpegRenderer
{
public:
VAAPIRenderer();
virtual ~VAAPIRenderer();
virtual bool initialize(SDL_Window* window,
int videoFormat,
int width,
int height,
int maxFps,
bool enableVsync);
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virtual bool prepareDecoderContext(AVCodecContext* context);
virtual void renderFrame(AVFrame* frame);
virtual bool needsTestFrame();
virtual int getDecoderCapabilities();
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virtual FramePacingConstraint getFramePacingConstraint();
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private:
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int m_WindowSystem;
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AVBufferRef* m_HwContext;
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#ifdef HAVE_LIBVA_X11
Window m_XWindow;
#endif
#ifdef HAVE_LIBVA_WAYLAND
struct wl_surface* m_WaylandSurface;
struct wl_display* m_WaylandDisplay;
#endif
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int m_VideoWidth;
int m_VideoHeight;
int m_DisplayWidth;
int m_DisplayHeight;
};