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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GPU_COMMAND_BUFFER_SERVICE_COPY_SHARED_IMAGE_HELPER_H_
#define GPU_COMMAND_BUFFER_SERVICE_COPY_SHARED_IMAGE_HELPER_H_
#include <stdint.h>
#include <array>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/types/expected.h"
#include "gpu/command_buffer/common/gl2_types.h"
#include "gpu/command_buffer/service/shared_image/shared_image_representation.h"
#include "gpu/gpu_gles2_export.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "third_party/skia/include/core/SkYUVAInfo.h"
namespace gpu {
class SharedContextState;
class SharedImageRepresentationFactory;
// A helper class implementing the common functions for raster and gl
// passthrough command buffer decoders.
class GPU_GLES2_EXPORT CopySharedImageHelper {
public:
struct GLError {
GLError(GLenum gl_error, std::string function_name, std::string msg);
GLenum gl_error = 0;
std::string function_name = "";
std::string msg = "";
};
CopySharedImageHelper(
SharedImageRepresentationFactory* representation_factory,
SharedContextState* shared_context_state);
~CopySharedImageHelper();
base::expected<void, GLError> CopySharedImage(
GLint xoffset,
GLint yoffset,
GLint x,
GLint y,
GLsizei width,
GLsizei height,
const volatile GLbyte* mailboxes);
// Only used by passthrough decoder.
// TODO(crbug.com/40064510): Handle this use-case for graphite.
base::expected<void, GLError> CopySharedImageToGLTexture(
GLuint texture_service_id,
GLenum target,
GLuint internal_format,
GLenum type,
GLint src_x,
GLint src_y,
GLsizei width,
GLsizei height,
GrSurfaceOrigin dst_origin,
const volatile GLbyte* src_mailbox);
base::expected<void, GLError> ReadPixels(
GLint src_x,
GLint src_y,
GLint plane_index,
GLuint row_bytes,
SkImageInfo dst_info,
void* pixel_address,
std::unique_ptr<SkiaImageRepresentation> source_shared_image);
base::expected<void, GLError> WritePixelsYUV(
GLuint src_width,
GLuint src_height,
std::array<SkPixmap, SkYUVAInfo::kMaxPlanes> pixmaps,
std::vector<GrBackendSemaphore> end_semaphores,
std::unique_ptr<SkiaImageRepresentation> dest_shared_image,
std::unique_ptr<SkiaImageRepresentation::ScopedWriteAccess>
dest_scoped_access);
private:
raw_ptr<SharedImageRepresentationFactory> representation_factory_ = nullptr;
raw_ptr<SharedContextState> shared_context_state_ = nullptr;
};
} // namespace gpu
#endif // GPU_COMMAND_BUFFER_SERVICE_COPY_SHARED_IMAGE_HELPER_H_
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