1 /* 2 * Copyright (C) 2007 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 #include <ui/PixelFormat.h> 18 19 // ---------------------------------------------------------------------------- 20 namespace android { 21 // ---------------------------------------------------------------------------- 22 bytesPerPixel(PixelFormat format)23uint32_t bytesPerPixel(PixelFormat format) { 24 switch (format) { 25 case PIXEL_FORMAT_RGBA_8888: 26 case PIXEL_FORMAT_RGBX_8888: 27 case PIXEL_FORMAT_BGRA_8888: 28 return 4; 29 case PIXEL_FORMAT_RGB_888: 30 return 3; 31 case PIXEL_FORMAT_RGB_565: 32 case PIXEL_FORMAT_RGBA_5551: 33 case PIXEL_FORMAT_RGBA_4444: 34 return 2; 35 } 36 return 0; 37 } 38 bitsPerPixel(PixelFormat format)39uint32_t bitsPerPixel(PixelFormat format) { 40 switch (format) { 41 case PIXEL_FORMAT_RGBA_8888: 42 case PIXEL_FORMAT_RGBX_8888: 43 case PIXEL_FORMAT_BGRA_8888: 44 return 32; 45 case PIXEL_FORMAT_RGB_888: 46 return 24; 47 case PIXEL_FORMAT_RGB_565: 48 case PIXEL_FORMAT_RGBA_5551: 49 case PIXEL_FORMAT_RGBA_4444: 50 return 16; 51 } 52 return 0; 53 } 54 55 // ---------------------------------------------------------------------------- 56 }; // namespace android 57 // ---------------------------------------------------------------------------- 58