1 /* 2 * Copyright 2013 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_FILL_BUFFER_H 18 #define ANDROID_FILL_BUFFER_H 19 20 #include <system/window.h> 21 #include <utils/StrongPointer.h> 22 23 namespace android { 24 25 // Fill a YV12 buffer with a multi-colored checkerboard pattern 26 void fillYV12Buffer(uint8_t* buf, int w, int h, int stride); 27 28 // Fill a YV12 buffer with red outside a given rectangle and green inside it. 29 void fillYV12BufferRect(uint8_t* buf, int w, int h, int stride, 30 const android_native_rect_t& rect); 31 32 void fillRGBA8Buffer(uint8_t* buf, int w, int h, int stride); 33 34 // Produce a single RGBA8 frame by filling a buffer with a checkerboard pattern 35 // using the CPU. This assumes that the ANativeWindow is already configured to 36 // allow this to be done (e.g. the format is set to RGBA8). 37 // 38 // Calls to this function should be wrapped in an ASSERT_NO_FATAL_FAILURE(). 39 void produceOneRGBA8Frame(const sp<ANativeWindow>& anw); 40 41 } // namespace android 42 43 #endif 44
