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comparison: media/omx-plugin/include/froyo/hardware/hardware.h
media/omx-plugin/include/froyo/hardware/hardware.h
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- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:dcb76f6bdcca |
|---|---|
| 1 /* | |
| 2 * Copyright (C) 2008 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_INCLUDE_HARDWARE_HARDWARE_H | |
| 18 #define ANDROID_INCLUDE_HARDWARE_HARDWARE_H | |
| 19 | |
| 20 #include <stdint.h> | |
| 21 #include <sys/cdefs.h> | |
| 22 | |
| 23 #include <cutils/native_handle.h> | |
| 24 | |
| 25 __BEGIN_DECLS | |
| 26 | |
| 27 /* | |
| 28 * Value for the hw_module_t.tag field | |
| 29 */ | |
| 30 | |
| 31 #define MAKE_TAG_CONSTANT(A,B,C,D) (((A) << 24) | ((B) << 16) | ((C) << 8) | (D)) | |
| 32 | |
| 33 #define HARDWARE_MODULE_TAG MAKE_TAG_CONSTANT('H', 'W', 'M', 'T') | |
| 34 #define HARDWARE_DEVICE_TAG MAKE_TAG_CONSTANT('H', 'W', 'D', 'T') | |
| 35 | |
| 36 struct hw_module_t; | |
| 37 struct hw_module_methods_t; | |
| 38 struct hw_device_t; | |
| 39 | |
| 40 /** | |
| 41 * Every hardware module must have a data structure named HAL_MODULE_INFO_SYM | |
| 42 * and the fields of this data structure must begin with hw_module_t | |
| 43 * followed by module specific information. | |
| 44 */ | |
| 45 typedef struct hw_module_t { | |
| 46 /** tag must be initialized to HARDWARE_MODULE_TAG */ | |
| 47 uint32_t tag; | |
| 48 | |
| 49 /** major version number for the module */ | |
| 50 uint16_t version_major; | |
| 51 | |
| 52 /** minor version number of the module */ | |
| 53 uint16_t version_minor; | |
| 54 | |
| 55 /** Identifier of module */ | |
| 56 const char *id; | |
| 57 | |
| 58 /** Name of this module */ | |
| 59 const char *name; | |
| 60 | |
| 61 /** Author/owner/implementor of the module */ | |
| 62 const char *author; | |
| 63 | |
| 64 /** Modules methods */ | |
| 65 struct hw_module_methods_t* methods; | |
| 66 | |
| 67 /** module's dso */ | |
| 68 void* dso; | |
| 69 | |
| 70 /** padding to 128 bytes, reserved for future use */ | |
| 71 uint32_t reserved[32-7]; | |
| 72 | |
| 73 } hw_module_t; | |
| 74 | |
| 75 typedef struct hw_module_methods_t { | |
| 76 /** Open a specific device */ | |
| 77 int (*open)(const struct hw_module_t* module, const char* id, | |
| 78 struct hw_device_t** device); | |
| 79 | |
| 80 } hw_module_methods_t; | |
| 81 | |
| 82 /** | |
| 83 * Every device data structure must begin with hw_device_t | |
| 84 * followed by module specific public methods and attributes. | |
| 85 */ | |
| 86 typedef struct hw_device_t { | |
| 87 /** tag must be initialized to HARDWARE_DEVICE_TAG */ | |
| 88 uint32_t tag; | |
| 89 | |
| 90 /** version number for hw_device_t */ | |
| 91 uint32_t version; | |
| 92 | |
| 93 /** reference to the module this device belongs to */ | |
| 94 struct hw_module_t* module; | |
| 95 | |
| 96 /** padding reserved for future use */ | |
| 97 uint32_t reserved[12]; | |
| 98 | |
| 99 /** Close this device */ | |
| 100 int (*close)(struct hw_device_t* device); | |
| 101 | |
| 102 } hw_device_t; | |
| 103 | |
| 104 /** | |
| 105 * Name of the hal_module_info | |
| 106 */ | |
| 107 #define HAL_MODULE_INFO_SYM HMI | |
| 108 | |
| 109 /** | |
| 110 * Name of the hal_module_info as a string | |
| 111 */ | |
| 112 #define HAL_MODULE_INFO_SYM_AS_STR "HMI" | |
| 113 | |
| 114 /** | |
| 115 * Get the module info associated with a module by id. | |
| 116 * @return: 0 == success, <0 == error and *pHmi == NULL | |
| 117 */ | |
| 118 int hw_get_module(const char *id, const struct hw_module_t **module); | |
| 119 | |
| 120 | |
| 121 /** | |
| 122 * pixel format definitions | |
| 123 */ | |
| 124 | |
| 125 enum { | |
| 126 HAL_PIXEL_FORMAT_RGBA_8888 = 1, | |
| 127 HAL_PIXEL_FORMAT_RGBX_8888 = 2, | |
| 128 HAL_PIXEL_FORMAT_RGB_888 = 3, | |
| 129 HAL_PIXEL_FORMAT_RGB_565 = 4, | |
| 130 HAL_PIXEL_FORMAT_BGRA_8888 = 5, | |
| 131 HAL_PIXEL_FORMAT_RGBA_5551 = 6, | |
| 132 HAL_PIXEL_FORMAT_RGBA_4444 = 7, | |
| 133 HAL_PIXEL_FORMAT_YCbCr_422_SP = 0x10, | |
| 134 HAL_PIXEL_FORMAT_YCrCb_420_SP = 0x11, | |
| 135 HAL_PIXEL_FORMAT_YCbCr_422_P = 0x12, | |
| 136 HAL_PIXEL_FORMAT_YCbCr_420_P = 0x13, | |
| 137 HAL_PIXEL_FORMAT_YCbCr_422_I = 0x14, | |
| 138 HAL_PIXEL_FORMAT_YCbCr_420_I = 0x15, | |
| 139 HAL_PIXEL_FORMAT_CbYCrY_422_I = 0x16, | |
| 140 HAL_PIXEL_FORMAT_CbYCrY_420_I = 0x17, | |
| 141 HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED = 0x20, | |
| 142 HAL_PIXEL_FORMAT_YCbCr_420_SP = 0x21, | |
| 143 HAL_PIXEL_FORMAT_YCrCb_420_SP_TILED = 0x22, | |
| 144 HAL_PIXEL_FORMAT_YCrCb_422_SP = 0x23, | |
| 145 }; | |
| 146 | |
| 147 | |
| 148 /** | |
| 149 * Transformation definitions | |
| 150 */ | |
| 151 | |
| 152 enum { | |
| 153 /* flip source image horizontally */ | |
| 154 HAL_TRANSFORM_FLIP_H = 0x01, | |
| 155 /* flip source image vertically */ | |
| 156 HAL_TRANSFORM_FLIP_V = 0x02, | |
| 157 /* rotate source image 90 degrees */ | |
| 158 HAL_TRANSFORM_ROT_90 = 0x04, | |
| 159 /* rotate source image 180 degrees */ | |
| 160 HAL_TRANSFORM_ROT_180 = 0x03, | |
| 161 /* rotate source image 270 degrees */ | |
| 162 HAL_TRANSFORM_ROT_270 = 0x07, | |
| 163 }; | |
| 164 | |
| 165 __END_DECLS | |
| 166 | |
| 167 #endif /* ANDROID_INCLUDE_HARDWARE_HARDWARE_H */ |
