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