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99 lines
3.6 KiB
C
99 lines
3.6 KiB
C
// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_ANDROID_ANDROID_IMAGE_READER_ABI_H_
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#define BASE_ANDROID_ANDROID_IMAGE_READER_ABI_H_
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// Minimal binary interface definitions for AImage,AImageReader
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// and ANativeWindow based on include/media/NdkImage.h,
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// include/media/NdkImageReader.h and include/android/native_window_jni.h
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// from the Android NDK for platform level 26+. This is only
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// intended for use from the AndroidImageReader wrapper for building
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// without NDK platform level support, it is not a general-use header
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// and is not complete. Only the functions/data types which
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// are currently needed by media/gpu/android/image_reader_gl_owner.h are
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// included in this ABI
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//
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// Please refer to the API documentation for details:
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// https://developer.android.com/ndk/reference/group/media (AIMage and
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// AImageReader)
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// https://developer.android.com/ndk/reference/group/native-activity
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// (ANativeWindow)
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#include <android/native_window.h>
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#include <media/NdkMediaError.h>
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#include <jni.h>
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#include <stdint.h>
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// Use "C" linkage to match the original header file. This isn't strictly
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// required since the file is not declaring global functions, but the types
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// should remain in the global namespace for compatibility, and it's a reminder
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// that forward declarations elsewhere should use "extern "C" to avoid
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// namespace issues.
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extern "C" {
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// For AImage
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typedef struct AHardwareBuffer AHardwareBuffer;
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typedef struct AImage AImage;
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enum AIMAGE_FORMATS {
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AIMAGE_FORMAT_YUV_420_888 = 0x23,
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AIMAGE_FORMAT_PRIVATE = 0x22
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};
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using pAImage_delete = void (*)(AImage* image);
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using pAImage_deleteAsync = void (*)(AImage* image, int releaseFenceFd);
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using pAImage_getHardwareBuffer = media_status_t (*)(const AImage* image,
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AHardwareBuffer** buffer);
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using pAImage_getWidth = media_status_t (*)(const AImage* image,
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int32_t* width);
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using pAImage_getHeight = media_status_t (*)(const AImage* image,
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int32_t* height);
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// For AImageReader
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typedef struct AImageReader AImageReader;
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typedef void (*AImageReader_ImageCallback)(void* context, AImageReader* reader);
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typedef struct AImageReader_ImageListener {
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void* context;
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AImageReader_ImageCallback onImageAvailable;
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} AImageReader_ImageListener;
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using pAImageReader_newWithUsage = media_status_t (*)(int32_t width,
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int32_t height,
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int32_t format,
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uint64_t usage,
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int32_t maxImages,
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AImageReader** reader);
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using pAImageReader_setImageListener =
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media_status_t (*)(AImageReader* reader,
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AImageReader_ImageListener* listener);
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using pAImageReader_delete = void (*)(AImageReader* reader);
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using pAImageReader_getWindow = media_status_t (*)(AImageReader* reader,
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ANativeWindow** window);
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using pAImageReader_acquireLatestImageAsync =
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media_status_t (*)(AImageReader* reader,
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AImage** image,
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int* acquireFenceFd);
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// For ANativeWindow
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using pANativeWindow_toSurface = jobject (*)(JNIEnv* env,
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ANativeWindow* window);
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} // extern "C"
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#endif // BASE_ANDROID_ANDROID_IMAGE_READER_ABI_H_
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