android_view_Surface.h revision 805f3c9428f9ebd5080aec48d3d9d77dbf4b41a9 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef _ANDROID_VIEW_SURFACE_H
18#define _ANDROID_VIEW_SURFACE_H
19
20#include <android/native_window.h>
21
22#include "jni.h"
23
24namespace android {
25
26class Surface;
27class IGraphicBufferProducer;
28
29/**
30 * Enum mirroring the public API definitions for image and pixel formats.
31 * Some of these are hidden in the public API
32 *
33 * Keep up to date with android.graphics.ImageFormat and
34 * android.graphics.PixelFormat
35 */
36enum class PublicFormat {
37    UNKNOWN           = 0x0,
38    RGBA_8888         = 0x1,
39    RGBX_8888         = 0x2,
40    RGB_888           = 0x3,
41    RGB_565           = 0x4,
42    NV16              = 0x10,
43    NV21              = 0x11,
44    YUY2              = 0x14,
45    RAW_SENSOR        = 0x20,
46    YUV_420_888       = 0x23,
47    RAW10             = 0x25,
48    JPEG              = 0x100,
49    DEPTH_POINT_CLOUD = 0x101,
50    YV12              = 0x32315659,
51    Y8                = 0x20203859, // @hide
52    Y16               = 0x20363159, // @hide
53    DEPTH16           = 0x44363159
54};
55
56/* Gets the underlying ANativeWindow for a Surface. */
57extern sp<ANativeWindow> android_view_Surface_getNativeWindow(
58        JNIEnv* env, jobject surfaceObj);
59
60/* Returns true if the object is an instance of Surface. */
61extern bool android_view_Surface_isInstanceOf(JNIEnv* env, jobject obj);
62
63/* Gets the underlying Surface from a Surface Java object. */
64extern sp<Surface> android_view_Surface_getSurface(JNIEnv* env, jobject surfaceObj);
65
66/* Creates a Surface from an IGraphicBufferProducer. */
67extern jobject android_view_Surface_createFromIGraphicBufferProducer(JNIEnv* env,
68        const sp<IGraphicBufferProducer>& bufferProducer);
69
70/* Convert from android.graphics.ImageFormat/PixelFormat enums to graphics.h HAL
71 * format */
72extern int android_view_Surface_mapPublicFormatToHalFormat(PublicFormat f);
73
74/* Convert from android.graphics.ImageFormat/PixelFormat enums to graphics.h HAL
75 * dataspace */
76extern android_dataspace android_view_Surface_mapPublicFormatToHalDataspace(
77        PublicFormat f);
78
79/* Convert from HAL format, dataspace pair to
80 * android.graphics.ImageFormat/PixelFormat.
81 * For unknown/unspecified pairs, returns PublicFormat::UNKNOWN */
82extern PublicFormat android_view_Surface_mapHalFormatDataspaceToPublicFormat(
83        int format, android_dataspace dataSpace);
84
85} // namespace android
86
87#endif // _ANDROID_VIEW_SURFACE_H
88