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 #include <system/graphics.h>
22 
23 #include "jni.h"
24 
25 namespace android {
26 
27 class Surface;
28 class IGraphicBufferProducer;
29 
30 /**
31  * Enum mirroring the public API definitions for image and pixel formats.
32  * Some of these are hidden in the public API
33  *
34  * Keep up to date with android.graphics.ImageFormat and
35  * android.graphics.PixelFormat
36  */
37 enum class PublicFormat {
38     UNKNOWN           = 0x0,
39     RGBA_8888         = 0x1,
40     RGBX_8888         = 0x2,
41     RGB_888           = 0x3,
42     RGB_565           = 0x4,
43     NV16              = 0x10,
44     NV21              = 0x11,
45     YUY2              = 0x14,
46     RGBA_FP16         = 0x16,
47     RAW_SENSOR        = 0x20,
48     PRIVATE           = 0x22,
49     YUV_420_888       = 0x23,
50     RAW_PRIVATE       = 0x24,
51     RAW10             = 0x25,
52     RAW12             = 0x26,
53     RGBA_1010102      = 0x2b,
54     JPEG              = 0x100,
55     DEPTH_POINT_CLOUD = 0x101,
56     RAW_DEPTH         = 0x1002, // @hide
57     YV12              = 0x32315659,
58     Y8                = 0x20203859, // @hide
59     Y16               = 0x20363159, // @hide
60     DEPTH16           = 0x44363159
61 };
62 
63 /* Gets the underlying ANativeWindow for a Surface. */
64 extern sp<ANativeWindow> android_view_Surface_getNativeWindow(
65         JNIEnv* env, jobject surfaceObj);
66 
67 /* Returns true if the object is an instance of Surface. */
68 extern bool android_view_Surface_isInstanceOf(JNIEnv* env, jobject obj);
69 
70 /* Gets the underlying Surface from a Surface Java object. */
71 extern sp<Surface> android_view_Surface_getSurface(JNIEnv* env, jobject surfaceObj);
72 
73 /* Creates a Surface from an android::Surface. */
74 extern jobject android_view_Surface_createFromSurface(JNIEnv* env,
75         const sp<Surface>& surface);
76 
77 /* Creates a Surface from an IGraphicBufferProducer. */
78 extern jobject android_view_Surface_createFromIGraphicBufferProducer(JNIEnv* env,
79         const sp<IGraphicBufferProducer>& bufferProducer);
80 
81 /* Convert from android.graphics.ImageFormat/PixelFormat enums to graphics.h HAL
82  * format */
83 extern int android_view_Surface_mapPublicFormatToHalFormat(PublicFormat f);
84 
85 /* Convert from android.graphics.ImageFormat/PixelFormat enums to graphics.h HAL
86  * dataspace */
87 extern android_dataspace android_view_Surface_mapPublicFormatToHalDataspace(
88         PublicFormat f);
89 
90 /* Convert from HAL format, dataspace pair to
91  * android.graphics.ImageFormat/PixelFormat.
92  * For unknown/unspecified pairs, returns PublicFormat::UNKNOWN */
93 extern PublicFormat android_view_Surface_mapHalFormatDataspaceToPublicFormat(
94         int format, android_dataspace dataSpace);
95 
96 } // namespace android
97 
98 #endif // _ANDROID_VIEW_SURFACE_H
99