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/*
* Copyright 2019 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrAHardwareBufferUtils_DEFINED
#define GrAHardwareBufferUtils_DEFINED
#include "include/core/SkTypes.h"
#if defined(SK_BUILD_FOR_ANDROID) && __ANDROID_API__ >= 26
#include "include/gpu/ganesh/GrBackendSurface.h"
#include "include/gpu/ganesh/GrTypes.h"
class GrDirectContext;
extern "C" {
typedef struct AHardwareBuffer AHardwareBuffer;
}
namespace GrAHardwareBufferUtils {
// TODO: remove this function once Android has been updated to call the AHardwareBufferUtils
// version
SkColorType GetSkColorTypeFromBufferFormat(uint32_t bufferFormat);
#if !defined(SK_DISABLE_LEGACY_ANDROID_HW_UTILS)
GrBackendFormat GetBackendFormat(GrDirectContext* dContext, AHardwareBuffer* hardwareBuffer,
uint32_t bufferFormat, bool requireKnownFormat);
#endif
GrBackendFormat GetGLBackendFormat(GrDirectContext* dContext, uint32_t bufferFormat,
bool requireKnownFormat);
GrBackendFormat GetVulkanBackendFormat(GrDirectContext* dContext, AHardwareBuffer* hardwareBuffer,
uint32_t bufferFormat, bool requireKnownFormat);
typedef void* TexImageCtx;
typedef void (*DeleteImageProc)(TexImageCtx);
typedef void (*UpdateImageProc)(TexImageCtx, GrDirectContext*);
/**
* Create a GrBackendTexture from AHardwareBuffer
*
* @param context GPU context
* @param hardwareBuffer AHB
* @param width texture width
* @param height texture height
* @param deleteProc returns a function that deletes the texture and
* other GPU resources. Must be invoked on the same
* thread as MakeBackendTexture
* @param updateProc returns a function, that needs to be invoked, when
* AHB buffer content has changed. Must be invoked on
* the same thread as MakeBackendTexture
* @param imageCtx returns an opaque image context, that is passed as
* first argument to deleteProc and updateProc
* @param isProtectedContent if true, GL backend uses EXT_protected_content
* @param backendFormat backend format, usually created with helper
* function GetBackendFormat
* @param isRenderable true if GrBackendTexture can be used as a color
* attachment
* @return valid GrBackendTexture object on success
*/
#if !defined(SK_DISABLE_LEGACY_ANDROID_HW_UTILS)
GrBackendTexture MakeBackendTexture(GrDirectContext* dContext, AHardwareBuffer* hardwareBuffer,
int width, int height,
DeleteImageProc* deleteProc,
UpdateImageProc* updateProc,
TexImageCtx* imageCtx,
bool isProtectedContent,
const GrBackendFormat& backendFormat,
bool isRenderable,
bool fromAndroidWindow = false);
#endif
GrBackendTexture MakeGLBackendTexture(GrDirectContext* dContext,
AHardwareBuffer* hardwareBuffer,
int width, int height,
DeleteImageProc* deleteProc,
UpdateImageProc* updateProc,
TexImageCtx* imageCtx,
bool isProtectedContent,
const GrBackendFormat& backendFormat,
bool isRenderable);
GrBackendTexture MakeVulkanBackendTexture(GrDirectContext* dContext,
AHardwareBuffer* hardwareBuffer,
int width, int height,
DeleteImageProc* deleteProc,
UpdateImageProc* updateProc,
TexImageCtx* imageCtx,
bool isProtectedContent,
const GrBackendFormat& backendFormat,
bool isRenderable,
bool fromAndroidWindow = false);
} // namespace GrAHardwareBufferUtils
#endif
#endif
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