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111 lines
3.0 KiB
111 lines
3.0 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include <sys/cdefs.h>
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#include <system/graphics-base.h>
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#include <cutils/native_handle.h>
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__BEGIN_DECLS
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#ifdef __cplusplus
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#define ANDROID_NATIVE_UNSIGNED_CAST(x) static_cast<unsigned int>(x)
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#else
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#define ANDROID_NATIVE_UNSIGNED_CAST(x) ((unsigned int)(x))
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#endif
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#define ANDROID_NATIVE_MAKE_CONSTANT(a,b,c,d) \
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((ANDROID_NATIVE_UNSIGNED_CAST(a) << 24) | \
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(ANDROID_NATIVE_UNSIGNED_CAST(b) << 16) | \
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(ANDROID_NATIVE_UNSIGNED_CAST(c) << 8) | \
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(ANDROID_NATIVE_UNSIGNED_CAST(d)))
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#define ANDROID_NATIVE_BUFFER_MAGIC ANDROID_NATIVE_MAKE_CONSTANT('_','b','f','r')
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typedef struct android_native_base_t
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{
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/* a magic value defined by the actual EGL native type */
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int magic;
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/* the sizeof() of the actual EGL native type */
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int version;
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void* reserved[4];
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/* reference-counting interface */
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void (*incRef)(struct android_native_base_t* base);
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void (*decRef)(struct android_native_base_t* base);
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} android_native_base_t;
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typedef struct android_native_rect_t
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{
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int32_t left;
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int32_t top;
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int32_t right;
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int32_t bottom;
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} android_native_rect_t;
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typedef struct ANativeWindowBuffer
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{
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#ifdef __cplusplus
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ANativeWindowBuffer() {
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common.magic = ANDROID_NATIVE_BUFFER_MAGIC;
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common.version = sizeof(ANativeWindowBuffer);
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memset(common.reserved, 0, sizeof(common.reserved));
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}
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// Implement the methods that sp<ANativeWindowBuffer> expects so that it
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// can be used to automatically refcount ANativeWindowBuffer's.
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void incStrong(const void* /*id*/) const {
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common.incRef(const_cast<android_native_base_t*>(&common));
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}
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void decStrong(const void* /*id*/) const {
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common.decRef(const_cast<android_native_base_t*>(&common));
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}
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#endif
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struct android_native_base_t common;
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int width;
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int height;
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int stride;
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int format;
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int usage_deprecated;
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uintptr_t layerCount;
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void* reserved[1];
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const native_handle_t* handle;
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uint64_t usage;
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// we needed extra space for storing the 64-bits usage flags
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// the number of slots to use from reserved_proc depends on the
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// architecture.
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void* reserved_proc[8 - (sizeof(uint64_t) / sizeof(void*))];
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} ANativeWindowBuffer_t;
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typedef struct ANativeWindowBuffer ANativeWindowBuffer;
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// Old typedef for backwards compatibility.
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typedef ANativeWindowBuffer_t android_native_buffer_t;
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__END_DECLS
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