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 23namespace android { 24 25// Fill a YV12 buffer with a multi-colored checkerboard pattern 26void 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. 29void fillYV12BufferRect(uint8_t* buf, int w, int h, int stride, 30 const android_native_rect_t& rect); 31 32void 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(). 39void produceOneRGBA8Frame(const sp<ANativeWindow>& anw); 40 41} // namespace android 42 43#endif 44