GraphicBuffer.h revision b7e930db175c192464cebdeb49eb56cf6dd60114
13330b203039dea366d4981db1408a460134b2d2cMathias Agopian/* 23330b203039dea366d4981db1408a460134b2d2cMathias Agopian * Copyright (C) 2007 The Android Open Source Project 33330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 43330b203039dea366d4981db1408a460134b2d2cMathias Agopian * Licensed under the Apache License, Version 2.0 (the "License"); 53330b203039dea366d4981db1408a460134b2d2cMathias Agopian * you may not use this file except in compliance with the License. 63330b203039dea366d4981db1408a460134b2d2cMathias Agopian * You may obtain a copy of the License at 73330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 83330b203039dea366d4981db1408a460134b2d2cMathias Agopian * http://www.apache.org/licenses/LICENSE-2.0 93330b203039dea366d4981db1408a460134b2d2cMathias Agopian * 103330b203039dea366d4981db1408a460134b2d2cMathias Agopian * Unless required by applicable law or agreed to in writing, software 113330b203039dea366d4981db1408a460134b2d2cMathias Agopian * distributed under the License is distributed on an "AS IS" BASIS, 123330b203039dea366d4981db1408a460134b2d2cMathias Agopian * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 133330b203039dea366d4981db1408a460134b2d2cMathias Agopian * See the License for the specific language governing permissions and 143330b203039dea366d4981db1408a460134b2d2cMathias Agopian * limitations under the License. 153330b203039dea366d4981db1408a460134b2d2cMathias Agopian */ 163330b203039dea366d4981db1408a460134b2d2cMathias Agopian 173330b203039dea366d4981db1408a460134b2d2cMathias Agopian#ifndef ANDROID_GRAPHIC_BUFFER_H 183330b203039dea366d4981db1408a460134b2d2cMathias Agopian#define ANDROID_GRAPHIC_BUFFER_H 193330b203039dea366d4981db1408a460134b2d2cMathias Agopian 203330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <stdint.h> 213330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <sys/types.h> 223330b203039dea366d4981db1408a460134b2d2cMathias Agopian 233330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/android_native_buffer.h> 243330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/PixelFormat.h> 253330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/Rect.h> 2698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian#include <utils/Flattenable.h> 273330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <pixelflinger/pixelflinger.h> 283330b203039dea366d4981db1408a460134b2d2cMathias Agopian 293330b203039dea366d4981db1408a460134b2d2cMathias Agopianstruct android_native_buffer_t; 303330b203039dea366d4981db1408a460134b2d2cMathias Agopian 313330b203039dea366d4981db1408a460134b2d2cMathias Agopiannamespace android { 323330b203039dea366d4981db1408a460134b2d2cMathias Agopian 333330b203039dea366d4981db1408a460134b2d2cMathias Agopianclass GraphicBufferMapper; 343330b203039dea366d4981db1408a460134b2d2cMathias Agopian 353330b203039dea366d4981db1408a460134b2d2cMathias Agopian// =========================================================================== 363330b203039dea366d4981db1408a460134b2d2cMathias Agopian// GraphicBuffer 373330b203039dea366d4981db1408a460134b2d2cMathias Agopian// =========================================================================== 383330b203039dea366d4981db1408a460134b2d2cMathias Agopian 393330b203039dea366d4981db1408a460134b2d2cMathias Agopianclass GraphicBuffer 403330b203039dea366d4981db1408a460134b2d2cMathias Agopian : public EGLNativeBase< 413330b203039dea366d4981db1408a460134b2d2cMathias Agopian android_native_buffer_t, 423330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer, 4398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian LightRefBase<GraphicBuffer> >, public Flattenable 443330b203039dea366d4981db1408a460134b2d2cMathias Agopian{ 453330b203039dea366d4981db1408a460134b2d2cMathias Agopianpublic: 463330b203039dea366d4981db1408a460134b2d2cMathias Agopian 473330b203039dea366d4981db1408a460134b2d2cMathias Agopian enum { 483330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_READ_NEVER = GRALLOC_USAGE_SW_READ_NEVER, 493330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_READ_RARELY = GRALLOC_USAGE_SW_READ_RARELY, 503330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_READ_OFTEN = GRALLOC_USAGE_SW_READ_OFTEN, 513330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_READ_MASK = GRALLOC_USAGE_SW_READ_MASK, 523330b203039dea366d4981db1408a460134b2d2cMathias Agopian 533330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_WRITE_NEVER = GRALLOC_USAGE_SW_WRITE_NEVER, 543330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_WRITE_RARELY = GRALLOC_USAGE_SW_WRITE_RARELY, 553330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_WRITE_OFTEN = GRALLOC_USAGE_SW_WRITE_OFTEN, 563330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SW_WRITE_MASK = GRALLOC_USAGE_SW_WRITE_MASK, 573330b203039dea366d4981db1408a460134b2d2cMathias Agopian 583330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_SOFTWARE_MASK = USAGE_SW_READ_MASK|USAGE_SW_WRITE_MASK, 593330b203039dea366d4981db1408a460134b2d2cMathias Agopian 603330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_HW_TEXTURE = GRALLOC_USAGE_HW_TEXTURE, 613330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_HW_RENDER = GRALLOC_USAGE_HW_RENDER, 623330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_HW_2D = GRALLOC_USAGE_HW_2D, 633330b203039dea366d4981db1408a460134b2d2cMathias Agopian USAGE_HW_MASK = GRALLOC_USAGE_HW_MASK 643330b203039dea366d4981db1408a460134b2d2cMathias Agopian }; 653330b203039dea366d4981db1408a460134b2d2cMathias Agopian 663330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer(); 673330b203039dea366d4981db1408a460134b2d2cMathias Agopian 683330b203039dea366d4981db1408a460134b2d2cMathias Agopian // creates w * h buffer 6954ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage); 7054ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian 7154ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian // create a buffer from an existing handle 7254ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage, 7354ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian uint32_t stride, native_handle_t* handle, bool keepOwnership); 743330b203039dea366d4981db1408a460134b2d2cMathias Agopian 753330b203039dea366d4981db1408a460134b2d2cMathias Agopian // return status 763330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t initCheck() const; 773330b203039dea366d4981db1408a460134b2d2cMathias Agopian 783330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t getWidth() const { return width; } 793330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t getHeight() const { return height; } 803330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t getStride() const { return stride; } 813330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t getUsage() const { return usage; } 823330b203039dea366d4981db1408a460134b2d2cMathias Agopian PixelFormat getPixelFormat() const { return format; } 833330b203039dea366d4981db1408a460134b2d2cMathias Agopian Rect getBounds() const { return Rect(width, height); } 843330b203039dea366d4981db1408a460134b2d2cMathias Agopian 853330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t reallocate(uint32_t w, uint32_t h, PixelFormat f, uint32_t usage); 863330b203039dea366d4981db1408a460134b2d2cMathias Agopian 873330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t lock(uint32_t usage, void** vaddr); 883330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t lock(uint32_t usage, const Rect& rect, void** vaddr); 893330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t lock(GGLSurface* surface, uint32_t usage); 903330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t unlock(); 913330b203039dea366d4981db1408a460134b2d2cMathias Agopian 923330b203039dea366d4981db1408a460134b2d2cMathias Agopian android_native_buffer_t* getNativeBuffer() const; 933330b203039dea366d4981db1408a460134b2d2cMathias Agopian 943330b203039dea366d4981db1408a460134b2d2cMathias Agopian void setIndex(int index); 953330b203039dea366d4981db1408a460134b2d2cMathias Agopian int getIndex() const; 963330b203039dea366d4981db1408a460134b2d2cMathias Agopian 97b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopianprivate: 983330b203039dea366d4981db1408a460134b2d2cMathias Agopian virtual ~GraphicBuffer(); 993330b203039dea366d4981db1408a460134b2d2cMathias Agopian 10054ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian enum { 10154ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian ownNone = 0, 10254ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian ownHandle = 1, 10354ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian ownData = 2, 10454ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian }; 10554ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian 106b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian inline const GraphicBufferMapper& getBufferMapper() const { 107b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mBufferMapper; 108b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 109b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian inline GraphicBufferMapper& getBufferMapper() { 110b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian return mBufferMapper; 111b7e930db175c192464cebdeb49eb56cf6dd60114Mathias Agopian } 11254ba51dff21de666c5ae3bf3abd4f0634ebb0676Mathias Agopian uint8_t mOwner; 1133330b203039dea366d4981db1408a460134b2d2cMathias Agopian 1143330b203039dea366d4981db1408a460134b2d2cMathias Agopianprivate: 1153330b203039dea366d4981db1408a460134b2d2cMathias Agopian friend class Surface; 1163330b203039dea366d4981db1408a460134b2d2cMathias Agopian friend class BpSurface; 1173330b203039dea366d4981db1408a460134b2d2cMathias Agopian friend class BnSurface; 1183330b203039dea366d4981db1408a460134b2d2cMathias Agopian friend class LightRefBase<GraphicBuffer>; 1193330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer(const GraphicBuffer& rhs); 1203330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBuffer& operator = (const GraphicBuffer& rhs); 1213330b203039dea366d4981db1408a460134b2d2cMathias Agopian const GraphicBuffer& operator = (const GraphicBuffer& rhs) const; 1223330b203039dea366d4981db1408a460134b2d2cMathias Agopian 1233330b203039dea366d4981db1408a460134b2d2cMathias Agopian status_t initSize(uint32_t w, uint32_t h, PixelFormat format, 1243330b203039dea366d4981db1408a460134b2d2cMathias Agopian uint32_t usage); 1253330b203039dea366d4981db1408a460134b2d2cMathias Agopian 12698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian void free_handle(); 12798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 12898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // Flattenable interface 12998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t getFlattenedSize() const; 13098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t getFdCount() const; 13198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t flatten(void* buffer, size_t size, 13298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int fds[], size_t count) const; 13398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t unflatten(void const* buffer, size_t size, 13498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int fds[], size_t count); 13598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 1363330b203039dea366d4981db1408a460134b2d2cMathias Agopian 1373330b203039dea366d4981db1408a460134b2d2cMathias Agopian GraphicBufferMapper& mBufferMapper; 1383330b203039dea366d4981db1408a460134b2d2cMathias Agopian ssize_t mInitCheck; 1393330b203039dea366d4981db1408a460134b2d2cMathias Agopian int mIndex; 1403330b203039dea366d4981db1408a460134b2d2cMathias Agopian}; 1413330b203039dea366d4981db1408a460134b2d2cMathias Agopian 1423330b203039dea366d4981db1408a460134b2d2cMathias Agopian}; // namespace android 1433330b203039dea366d4981db1408a460134b2d2cMathias Agopian 1443330b203039dea366d4981db1408a460134b2d2cMathias Agopian#endif // ANDROID_GRAPHIC_BUFFER_H 145