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comparison: media/omx-plugin/include/ics/android/native_window.h
media/omx-plugin/include/ics/android/native_window.h
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- TOR_BUG_9701
- changeset 15
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| -1:000000000000 | 0:eb2ea4e87a07 |
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| 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_NATIVE_WINDOW_H | |
| 18 #define ANDROID_NATIVE_WINDOW_H | |
| 19 | |
| 20 #include <android/rect.h> | |
| 21 | |
| 22 #ifdef __cplusplus | |
| 23 extern "C" { | |
| 24 #endif | |
| 25 | |
| 26 /* | |
| 27 * Pixel formats that a window can use. | |
| 28 */ | |
| 29 enum { | |
| 30 WINDOW_FORMAT_RGBA_8888 = 1, | |
| 31 WINDOW_FORMAT_RGBX_8888 = 2, | |
| 32 WINDOW_FORMAT_RGB_565 = 4, | |
| 33 }; | |
| 34 | |
| 35 struct ANativeWindow; | |
| 36 typedef struct ANativeWindow ANativeWindow; | |
| 37 | |
| 38 typedef struct ANativeWindow_Buffer { | |
| 39 // The number of pixels that are show horizontally. | |
| 40 int32_t width; | |
| 41 | |
| 42 // The number of pixels that are shown vertically. | |
| 43 int32_t height; | |
| 44 | |
| 45 // The number of *pixels* that a line in the buffer takes in | |
| 46 // memory. This may be >= width. | |
| 47 int32_t stride; | |
| 48 | |
| 49 // The format of the buffer. One of WINDOW_FORMAT_* | |
| 50 int32_t format; | |
| 51 | |
| 52 // The actual bits. | |
| 53 void* bits; | |
| 54 | |
| 55 // Do not touch. | |
| 56 uint32_t reserved[6]; | |
| 57 } ANativeWindow_Buffer; | |
| 58 | |
| 59 /** | |
| 60 * Acquire a reference on the given ANativeWindow object. This prevents the object | |
| 61 * from being deleted until the reference is removed. | |
| 62 */ | |
| 63 void ANativeWindow_acquire(ANativeWindow* window); | |
| 64 | |
| 65 /** | |
| 66 * Remove a reference that was previously acquired with ANativeWindow_acquire(). | |
| 67 */ | |
| 68 void ANativeWindow_release(ANativeWindow* window); | |
| 69 | |
| 70 /* | |
| 71 * Return the current width in pixels of the window surface. Returns a | |
| 72 * negative value on error. | |
| 73 */ | |
| 74 int32_t ANativeWindow_getWidth(ANativeWindow* window); | |
| 75 | |
| 76 /* | |
| 77 * Return the current height in pixels of the window surface. Returns a | |
| 78 * negative value on error. | |
| 79 */ | |
| 80 int32_t ANativeWindow_getHeight(ANativeWindow* window); | |
| 81 | |
| 82 /* | |
| 83 * Return the current pixel format of the window surface. Returns a | |
| 84 * negative value on error. | |
| 85 */ | |
| 86 int32_t ANativeWindow_getFormat(ANativeWindow* window); | |
| 87 | |
| 88 /* | |
| 89 * Change the format and size of the window buffers. | |
| 90 * | |
| 91 * The width and height control the number of pixels in the buffers, not the | |
| 92 * dimensions of the window on screen. If these are different than the | |
| 93 * window's physical size, then it buffer will be scaled to match that size | |
| 94 * when compositing it to the screen. | |
| 95 * | |
| 96 * For all of these parameters, if 0 is supplied then the window's base | |
| 97 * value will come back in force. | |
| 98 * | |
| 99 * width and height must be either both zero or both non-zero. | |
| 100 * | |
| 101 */ | |
| 102 int32_t ANativeWindow_setBuffersGeometry(ANativeWindow* window, | |
| 103 int32_t width, int32_t height, int32_t format); | |
| 104 | |
| 105 /** | |
| 106 * Lock the window's next drawing surface for writing. | |
| 107 * inOutDirtyBounds is used as an in/out parameter, upon entering the | |
| 108 * function, it contains the dirty region, that is, the region the caller | |
| 109 * intends to redraw. When the function returns, inOutDirtyBounds is updated | |
| 110 * with the actual area the caller needs to redraw -- this region is often | |
| 111 * extended by ANativeWindow_lock. | |
| 112 */ | |
| 113 int32_t ANativeWindow_lock(ANativeWindow* window, ANativeWindow_Buffer* outBuffer, | |
| 114 ARect* inOutDirtyBounds); | |
| 115 | |
| 116 /** | |
| 117 * Unlock the window's drawing surface after previously locking it, | |
| 118 * posting the new buffer to the display. | |
| 119 */ | |
| 120 int32_t ANativeWindow_unlockAndPost(ANativeWindow* window); | |
| 121 | |
| 122 #ifdef __cplusplus | |
| 123 }; | |
| 124 #endif | |
| 125 | |
| 126 #endif // ANDROID_NATIVE_WINDOW_H |
