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/*
* Copyright (C) 2015 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if USE(COORDINATED_GRAPHICS)
#include "BitmapTexture.h"
#include "TextureMapperFlags.h"
#include "TextureMapperGLHeaders.h"
#include "TextureMapperPlatformLayer.h"
#include <variant>
#include <wtf/MonotonicTime.h>
#include <wtf/OptionSet.h>
#if PLATFORM(GTK) || PLATFORM(WPE)
#include "GLFence.h"
#endif
namespace WebCore {
class TextureMapperPlatformLayerBuffer : public TextureMapperPlatformLayer {
WTF_MAKE_NONCOPYABLE(TextureMapperPlatformLayerBuffer);
WTF_MAKE_FAST_ALLOCATED();
public:
TextureMapperPlatformLayerBuffer(RefPtr<BitmapTexture>&&, OptionSet<TextureMapperFlags> = { });
TextureMapperPlatformLayerBuffer(GLuint textureID, const IntSize&, OptionSet<TextureMapperFlags>, GLint internalFormat);
struct RGBTexture {
GLuint id;
};
struct YUVTexture {
unsigned numberOfPlanes;
std::array<GLuint, 4> planes;
std::array<unsigned, 4> yuvPlane;
std::array<unsigned, 4> yuvPlaneOffset;
std::array<GLfloat, 16> yuvToRgbMatrix;
};
struct ExternalOESTexture {
GLuint id;
};
using TextureVariant = std::variant<RGBTexture, YUVTexture, ExternalOESTexture>;
TextureMapperPlatformLayerBuffer(TextureVariant&&, const IntSize&, OptionSet<TextureMapperFlags>, GLint internalFormat);
virtual ~TextureMapperPlatformLayerBuffer();
void paintToTextureMapper(TextureMapper&, const FloatRect&, const TransformationMatrix& modelViewMatrix = TransformationMatrix(), float opacity = 1.0) override;
bool isHolePunchBuffer() const override;
bool canReuseWithoutReset(const IntSize&, GLint internalFormat);
BitmapTexture& texture() { return *m_texture; }
inline void markUsed() { m_timeLastUsed = MonotonicTime::now(); }
MonotonicTime lastUsedTime() const { return m_timeLastUsed; }
class UnmanagedBufferDataHolder {
WTF_MAKE_NONCOPYABLE(UnmanagedBufferDataHolder);
WTF_MAKE_FAST_ALLOCATED();
public:
UnmanagedBufferDataHolder() = default;
virtual ~UnmanagedBufferDataHolder() = default;
#if USE(GSTREAMER_GL)
virtual void waitForCPUSync() = 0;
#endif // USE(GSTREAMER_GL)
};
bool hasManagedTexture() const { return m_hasManagedTexture; }
void setUnmanagedBufferDataHolder(std::unique_ptr<UnmanagedBufferDataHolder> holder) { m_unmanagedBufferDataHolder = WTFMove(holder); }
void setExtraFlags(OptionSet<TextureMapperFlags> flags) { m_extraFlags = flags; }
virtual std::unique_ptr<TextureMapperPlatformLayerBuffer> clone();
class HolePunchClient {
WTF_MAKE_FAST_ALLOCATED();
public:
virtual ~HolePunchClient() = default;
virtual void setVideoRectangle(const IntRect&) = 0;
};
void setHolePunchClient(std::unique_ptr<HolePunchClient>&& client) { m_holePunchClient = WTFMove(client); }
#if PLATFORM(GTK) || PLATFORM(WPE)
void setFence(std::unique_ptr<GLFence>&& fence) { m_fence = WTFMove(fence); }
#endif
const TextureVariant& textureVariant() const { return m_variant; }
IntSize size() const { return m_size; }
protected:
TextureVariant m_variant;
private:
RefPtr<BitmapTexture> m_texture;
MonotonicTime m_timeLastUsed;
IntSize m_size;
GLint m_internalFormat;
OptionSet<TextureMapperFlags> m_extraFlags;
bool m_hasManagedTexture;
std::unique_ptr<UnmanagedBufferDataHolder> m_unmanagedBufferDataHolder;
std::unique_ptr<HolePunchClient> m_holePunchClient;
#if PLATFORM(GTK) || PLATFORM(WPE)
std::unique_ptr<GLFence> m_fence;
#endif
};
} // namespace WebCore
#endif // USE(COORDINATED_GRAPHICS)
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