1 /* 2 * Copyright (C) 2005 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 // Pixel formats used across the system. 18 // These formats might not all be supported by all renderers, for instance 19 // skia or SurfaceFlinger are not required to support all of these formats 20 // (either as source or destination) 21 #ifndef UI_PIXELFORMAT_H 22 #define UI_PIXELFORMAT_H 23 #include <hardware/hardware.h> 24 namespace android { 25 enum { 26 // 27 // these constants need to match those 28 // in graphics/PixelFormat.java & pixelflinger/format.h 29 // 30 PIXEL_FORMAT_UNKNOWN = 0, 31 PIXEL_FORMAT_NONE = 0, 32 // logical pixel formats used by the SurfaceFlinger ----------------------- 33 PIXEL_FORMAT_CUSTOM = -4, 34 // Custom pixel-format described by a PixelFormatInfo structure 35 PIXEL_FORMAT_TRANSLUCENT = -3, 36 // System chooses a format that supports translucency (many alpha bits) 37 PIXEL_FORMAT_TRANSPARENT = -2, 38 // System chooses a format that supports transparency 39 // (at least 1 alpha bit) 40 PIXEL_FORMAT_OPAQUE = -1, 41 // System chooses an opaque format (no alpha bits required) 42 // real pixel formats supported for rendering ----------------------------- 43 PIXEL_FORMAT_RGBA_8888 = HAL_PIXEL_FORMAT_RGBA_8888, // 4x8-bit RGBA 44 PIXEL_FORMAT_RGBX_8888 = HAL_PIXEL_FORMAT_RGBX_8888, // 4x8-bit RGB0 45 PIXEL_FORMAT_RGB_888 = HAL_PIXEL_FORMAT_RGB_888, // 3x8-bit RGB 46 PIXEL_FORMAT_RGB_565 = HAL_PIXEL_FORMAT_RGB_565, // 16-bit RGB 47 PIXEL_FORMAT_BGRA_8888 = HAL_PIXEL_FORMAT_BGRA_8888, // 4x8-bit BGRA 48 PIXEL_FORMAT_RGBA_5551 = 6, // 16-bit ARGB 49 PIXEL_FORMAT_RGBA_4444 = 7, // 16-bit ARGB 50 PIXEL_FORMAT_RGBA_FP16 = HAL_PIXEL_FORMAT_RGBA_FP16, // 64-bit RGBA 51 PIXEL_FORMAT_RGBA_1010102 = HAL_PIXEL_FORMAT_RGBA_1010102, // 32-bit RGBA 52 }; 53 typedef int32_t PixelFormat; 54 uint32_t bytesPerPixel(PixelFormat format); 55 uint32_t bitsPerPixel(PixelFormat format); 56 }; // namespace android 57 #endif // UI_PIXELFORMAT_H 58