| /* |
| * Copyright (C) 2005 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // |
| |
| // Pixel formats used across the system. |
| // These formats might not all be supported by all renderers, for instance |
| // skia or SurfaceFlinger are not required to support all of these formats |
| // (either as source or destination) |
| |
| |
| #ifndef UI_PIXELFORMAT_H |
| #define UI_PIXELFORMAT_H |
| |
| #include <hardware/hardware.h> |
| |
| namespace android { |
| |
| enum { |
| // |
| // these constants need to match those |
| // in graphics/PixelFormat.java & pixelflinger/format.h |
| // |
| PIXEL_FORMAT_UNKNOWN = 0, |
| PIXEL_FORMAT_NONE = 0, |
| |
| // logical pixel formats used by the SurfaceFlinger ----------------------- |
| PIXEL_FORMAT_CUSTOM = -4, |
| // Custom pixel-format described by a PixelFormatInfo structure |
| |
| PIXEL_FORMAT_TRANSLUCENT = -3, |
| // System chooses a format that supports translucency (many alpha bits) |
| |
| PIXEL_FORMAT_TRANSPARENT = -2, |
| // System chooses a format that supports transparency |
| // (at least 1 alpha bit) |
| |
| PIXEL_FORMAT_OPAQUE = -1, |
| // System chooses an opaque format (no alpha bits required) |
| |
| // real pixel formats supported for rendering ----------------------------- |
| |
| PIXEL_FORMAT_RGBA_8888 = HAL_PIXEL_FORMAT_RGBA_8888, // 4x8-bit RGBA |
| PIXEL_FORMAT_RGBX_8888 = HAL_PIXEL_FORMAT_RGBX_8888, // 4x8-bit RGB0 |
| PIXEL_FORMAT_RGB_888 = HAL_PIXEL_FORMAT_RGB_888, // 3x8-bit RGB |
| PIXEL_FORMAT_RGB_565 = HAL_PIXEL_FORMAT_RGB_565, // 16-bit RGB |
| PIXEL_FORMAT_BGRA_8888 = HAL_PIXEL_FORMAT_BGRA_8888, // 4x8-bit BGRA |
| PIXEL_FORMAT_RGBA_5551 = 6, // 16-bit ARGB |
| PIXEL_FORMAT_RGBA_4444 = 7, // 16-bit ARGB |
| PIXEL_FORMAT_RGBA_FP16 = HAL_PIXEL_FORMAT_RGBA_FP16, // 64-bit RGBA |
| PIXEL_FORMAT_RGBA_1010102 = HAL_PIXEL_FORMAT_RGBA_1010102, // 32-bit RGBA |
| }; |
| |
| typedef int32_t PixelFormat; |
| |
| uint32_t bytesPerPixel(PixelFormat format); |
| uint32_t bitsPerPixel(PixelFormat format); |
| |
| }; // namespace android |
| |
| #endif // UI_PIXELFORMAT_H |