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/*
* Copyright (C) 2024 Igalia S.L.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#pragma once
#include <optional>
#include <wtf/Noncopyable.h>
#include <wtf/TZoneMallocInlines.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
typedef intptr_t EGLAttrib;
typedef void* EGLClientBuffer;
typedef void* EGLContext;
typedef void* EGLDisplay;
typedef void* EGLImage;
typedef unsigned EGLenum;
namespace WebCore {
class GLDisplay {
WTF_MAKE_TZONE_ALLOCATED_INLINE(GLDisplay);
WTF_MAKE_NONCOPYABLE(GLDisplay);
public:
static std::unique_ptr<GLDisplay> create(EGLDisplay);
explicit GLDisplay(EGLDisplay);
~GLDisplay() = default;
EGLDisplay eglDisplay() const { return m_display; }
bool checkVersion(int major, int minor) const;
void terminate();
EGLImage createImage(EGLContext, EGLenum, EGLClientBuffer, const Vector<EGLAttrib>&) const;
bool destroyImage(EGLImage) const;
struct Extensions {
bool KHR_image_base { false };
bool KHR_fence_sync { false };
bool KHR_surfaceless_context { false };
bool KHR_wait_sync { false };
bool EXT_image_dma_buf_import { false };
bool EXT_image_dma_buf_import_modifiers { false };
bool MESA_image_dma_buf_export { false };
bool ANDROID_native_fence_sync { false };
};
const Extensions& extensions() const { return m_extensions; }
#if USE(GBM)
struct DMABufFormat {
uint32_t fourcc { 0 };
Vector<uint64_t, 1> modifiers;
};
const Vector<DMABufFormat>& dmabufFormats();
#if USE(GSTREAMER)
const Vector<DMABufFormat>& dmabufFormatsForVideo();
#endif
#endif
private:
EGLDisplay m_display { nullptr };
struct {
int major { 0 };
int minor { 0 };
} m_version;
Extensions m_extensions;
#if USE(GBM)
Vector<DMABufFormat> m_dmabufFormats;
#if USE(GSTREAMER)
Vector<DMABufFormat> m_dmabufFormatsForVideo;
#endif
#endif
};
} // namespace WebCore
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