Surface.h revision 19e3e06e3c65a7c001a6fe0971744ba5ff536515
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * Copyright (C) 2010 The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1790ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian#ifndef ANDROID_GUI_SURFACE_H 1890ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian#define ANDROID_GUI_SURFACE_H 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 20e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#include <gui/IGraphicBufferProducer.h> 21e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#include <gui/BufferQueue.h> 22e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 23e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#include <ui/ANativeObjectBase.h> 24e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#include <ui/Region.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/RefBase.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/threads.h> 28e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#include <utils/KeyedVector.h> 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 30e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianstruct ANativeWindow_Buffer; 319cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 340273adbf0bc202eda2ca579ae0773464ea9c701fAndy McFadden/* 35e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * An implementation of ANativeWindow that feeds graphics buffers into a 36e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * BufferQueue. 370273adbf0bc202eda2ca579ae0773464ea9c701fAndy McFadden * 38e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * This is typically used by programs that want to render frames through 39e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * some means (maybe OpenGL, a software renderer, or a hardware decoder) 40e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * and have the frames they create forwarded to SurfaceFlinger for 41e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * compositing. For example, a video decoder could render a frame and call 42e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * eglSwapBuffers(), which invokes ANativeWindow callbacks defined by 43e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * Surface. Surface then forwards the buffers through Binder IPC 44e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * to the BufferQueue's producer interface, providing the new frame to a 45e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian * consumer such as GLConsumer. 460273adbf0bc202eda2ca579ae0773464ea9c701fAndy McFadden */ 47e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianclass Surface 48e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian : public ANativeObjectBase<ANativeWindow, Surface, RefBase> 49076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectpublic: 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 52cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian /* 53cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * creates a Surface from the given IGraphicBufferProducer (which concrete 54cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * implementation is a BufferQueue). 55cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * 56cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * Surface is mainly state-less while it's disconnected, it can be 57cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * viewed as a glorified IGraphicBufferProducer holder. It's therefore 58cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * safe to create other Surfaces from the same IGraphicBufferProducer. 59cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * 60cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * However, once a Surface is connected, it'll prevent other Surfaces 61cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * referring to the same IGraphicBufferProducer to become connected and 62cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * therefore prevent them to be used as actual producers of buffers. 63595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian * 64595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian * the controlledByApp flag indicates that this Surface (producer) is 65595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian * controlled by the application. This flag is used at connect time. 66cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian */ 67595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian Surface(const sp<IGraphicBufferProducer>& bufferProducer, bool controlledByApp = false); 68bd050ab2af1421d527d1a80ce59dd8d9940a838cTed Bonkenburg 69cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian /* getIGraphicBufferProducer() returns the IGraphicBufferProducer this 70cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * Surface was created with. Usually it's an error to use the 71cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * IGraphicBufferProducer while the Surface is connected. 72cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian */ 73e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian sp<IGraphicBufferProducer> getIGraphicBufferProducer() const; 74bd050ab2af1421d527d1a80ce59dd8d9940a838cTed Bonkenburg 75cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian /* convenience function to check that the given surface is non NULL as 76cf0b8c85fb0106751256dba7821f86b5ad03126cMathias Agopian * well as its IGraphicBufferProducer */ 77c4905eb49d20667381f3cda7c6f6894234404bd3Mathias Agopian static bool isValid(const sp<Surface>& surface) { 78f25c5086cf46eb029d887f34f25a09220e44958cMathias Agopian return surface != NULL && surface->getIGraphicBufferProducer() != NULL; 79f25c5086cf46eb029d887f34f25a09220e44958cMathias Agopian } 80f25c5086cf46eb029d887f34f25a09220e44958cMathias Agopian 81399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall /* Attaches a sideband buffer stream to the Surface's IGraphicBufferProducer. 82399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * 83399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * A sideband stream is a device-specific mechanism for passing buffers 84399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * from the producer to the consumer without using dequeueBuffer/ 85399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * queueBuffer. If a sideband stream is present, the consumer can choose 86399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * whether to acquire buffers from the sideband stream or from the queued 87399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * buffers. 88399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * 89399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * Passing NULL or a different stream handle will detach the previous 90399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall * handle if any. 91399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall */ 92399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall void setSidebandStream(const sp<NativeHandle>& stream); 93399184a4cd728ea1421fb0bc1722274a29e38f4aJesse Hall 9429a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza /* Allocates buffers based on the current dimensions/format. 9529a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * 9629a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * This function will allocate up to the maximum number of buffers 9729a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * permitted by the current BufferQueue configuration. It will use the 9829a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * default format and dimensions. This is most useful to avoid an allocation 9929a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * delay during dequeueBuffer. If there are already the maximum number of 10029a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza * buffers allocated, this function has no effect. 10129a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza */ 10229a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza void allocateBuffers(); 10329a3e90879fd96404c971e7187cd0e05927bbce0Dan Stoza 104812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza /* Sets the generation number on the IGraphicBufferProducer and updates the 105812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza * generation number on any buffers attached to the Surface after this call. 106812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza * See IGBP::setGenerationNumber for more information. */ 107812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza status_t setGenerationNumber(uint32_t generationNumber); 108812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza 109c6f30bdee1f634eb90d68cb76efe935b6535a1e8Dan Stoza // See IGraphicBufferProducer::getConsumerName 110c6f30bdee1f634eb90d68cb76efe935b6535a1e8Dan Stoza String8 getConsumerName() const; 111c6f30bdee1f634eb90d68cb76efe935b6535a1e8Dan Stoza 112e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianprotected: 113e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual ~Surface(); 114edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 115b296533607232357597b255679db29470ab5925dMathias Agopianprivate: 116b296533607232357597b255679db29470ab5925dMathias Agopian // can't be copied 117e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian Surface& operator = (const Surface& rhs); 118b296533607232357597b255679db29470ab5925dMathias Agopian Surface(const Surface& rhs); 119e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 120e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // ANativeWindow hooks 121e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_cancelBuffer(ANativeWindow* window, 122e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer* buffer, int fenceFd); 123e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_dequeueBuffer(ANativeWindow* window, 124e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer** buffer, int* fenceFd); 125e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_perform(ANativeWindow* window, int operation, ...); 126e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_query(const ANativeWindow* window, int what, int* value); 127e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_queueBuffer(ANativeWindow* window, 128e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer* buffer, int fenceFd); 129e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_setSwapInterval(ANativeWindow* window, int interval); 130e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 131e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_cancelBuffer_DEPRECATED(ANativeWindow* window, 132e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer* buffer); 133e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_dequeueBuffer_DEPRECATED(ANativeWindow* window, 134e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer** buffer); 135e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_lockBuffer_DEPRECATED(ANativeWindow* window, 136e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer* buffer); 137e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian static int hook_queueBuffer_DEPRECATED(ANativeWindow* window, 138e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian ANativeWindowBuffer* buffer); 139e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 140e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchConnect(va_list args); 141e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchDisconnect(va_list args); 142e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBufferCount(va_list args); 143e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersGeometry(va_list args); 144e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersDimensions(va_list args); 145e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersUserDimensions(va_list args); 146e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersFormat(va_list args); 147e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetScalingMode(va_list args); 148e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersTransform(va_list args); 1491681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk int dispatchSetBuffersStickyTransform(va_list args); 150e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetBuffersTimestamp(va_list args); 151e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetCrop(va_list args); 152e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetPostTransformCrop(va_list args); 153e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchSetUsage(va_list args); 154e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchLock(va_list args); 155e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int dispatchUnlockAndPost(va_list args); 1567cb0d39016ff8061fe9fc2967870c145a6ffa2acRachad int dispatchSetSidebandStream(va_list args); 15782c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala int dispatchSetBuffersDataSpace(va_list args); 1585065a55291b67f584d7b0be3fa3cfc4e29a3cd1cDan Stoza int dispatchSetSurfaceDamage(va_list args); 159e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 160e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianprotected: 161e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd); 162e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd); 163e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd); 164e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int perform(int operation, va_list args); 165e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int query(int what, int* value) const; 166e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setSwapInterval(int interval); 167e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 168e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int lockBuffer_DEPRECATED(ANativeWindowBuffer* buffer); 169e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 170e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int connect(int api); 171e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int disconnect(int api); 172e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setBufferCount(int bufferCount); 1733be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza virtual int setBuffersDimensions(uint32_t width, uint32_t height); 1743be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza virtual int setBuffersUserDimensions(uint32_t width, uint32_t height); 1753be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza virtual int setBuffersFormat(PixelFormat format); 176e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setScalingMode(int mode); 1773be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza virtual int setBuffersTransform(uint32_t transform); 1783be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza virtual int setBuffersStickyTransform(uint32_t transform); 179e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setBuffersTimestamp(int64_t timestamp); 18082c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala virtual int setBuffersDataSpace(android_dataspace dataSpace); 181e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setCrop(Rect const* rect); 182e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int setUsage(uint32_t reqUsage); 1835065a55291b67f584d7b0be3fa3cfc4e29a3cd1cDan Stoza virtual void setSurfaceDamage(android_native_rect_t* rects, size_t numRects); 184076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 185e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianpublic: 18619e3e06e3c65a7c001a6fe0971744ba5ff536515Pablo Ceballos virtual int setMaxDequeuedBufferCount(int maxDequeuedBuffers); 18719e3e06e3c65a7c001a6fe0971744ba5ff536515Pablo Ceballos virtual int setAsyncMode(bool async); 188e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int lock(ANativeWindow_Buffer* outBuffer, ARect* inOutDirtyBounds); 189e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian virtual int unlockAndPost(); 190b296533607232357597b255679db29470ab5925dMathias Agopian 191231832eb27107fb561467f5f4a9be2c577c61ea8Dan Stoza virtual int connect(int api, const sp<IProducerListener>& listener); 192d9c4971da2f2c4f980a748006bd40469c3332a13Dan Stoza virtual int detachNextBuffer(sp<GraphicBuffer>* outBuffer, 193231832eb27107fb561467f5f4a9be2c577c61ea8Dan Stoza sp<Fence>* outFence); 194231832eb27107fb561467f5f4a9be2c577c61ea8Dan Stoza virtual int attachBuffer(ANativeWindowBuffer*); 195231832eb27107fb561467f5f4a9be2c577c61ea8Dan Stoza 196e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianprotected: 197e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian enum { NUM_BUFFER_SLOTS = BufferQueue::NUM_BUFFER_SLOTS }; 198e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian enum { DEFAULT_FORMAT = PIXEL_FORMAT_RGBA_8888 }; 199aca4e2287939b4ce3d9e9aced64c5c9641333503Jamie Gennis 200e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopianprivate: 201e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian void freeAllBuffers(); 202e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int getSlotFromBufferLocked(android_native_buffer_t* buffer) const; 2038f9dbf9e13b927de2524116c30544f7dfbbbf56cMathias Agopian 204e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian struct BufferSlot { 205e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian sp<GraphicBuffer> buffer; 206e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian Region dirtyRegion; 207e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian }; 208ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 209e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mSurfaceTexture is the interface to the surface texture server. All 210e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // operations on the surface texture client ultimately translate into 211e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // interactions with the server using this interface. 212e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // TODO: rename to mBufferProducer 213e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian sp<IGraphicBufferProducer> mGraphicBufferProducer; 214e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 215e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mSlots stores the buffers that have been allocated for each buffer slot. 216e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // It is initialized to null pointers, and gets filled in with the result of 217e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // IGraphicBufferProducer::requestBuffer when the client dequeues a buffer from a 218e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // slot that has not yet been used. The buffer allocated to a slot will also 219e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // be replaced if the requested buffer usage or geometry differs from that 220e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // of the buffer allocated to a slot. 221e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian BufferSlot mSlots[NUM_BUFFER_SLOTS]; 222e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 223e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mReqWidth is the buffer width that will be requested at the next dequeue 224e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // operation. It is initialized to 1. 225e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian uint32_t mReqWidth; 226e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 227e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mReqHeight is the buffer height that will be requested at the next 228e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // dequeue operation. It is initialized to 1. 229e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian uint32_t mReqHeight; 230e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 231e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mReqFormat is the buffer pixel format that will be requested at the next 232e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // deuque operation. It is initialized to PIXEL_FORMAT_RGBA_8888. 2333be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza PixelFormat mReqFormat; 234e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 235e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mReqUsage is the set of buffer usage flags that will be requested 236e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // at the next deuque operation. It is initialized to 0. 237e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian uint32_t mReqUsage; 238e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 239e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mTimestamp is the timestamp that will be used for the next buffer queue 240e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // operation. It defaults to NATIVE_WINDOW_TIMESTAMP_AUTO, which means that 241e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // a timestamp is auto-generated when queueBuffer is called. 242e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int64_t mTimestamp; 243e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 24482c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala // mDataSpace is the buffer dataSpace that will be used for the next buffer 24582c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala // queue operation. It defaults to HAL_DATASPACE_UNKNOWN, which 24682c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala // means that the buffer contains some type of color data. 24782c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala android_dataspace mDataSpace; 24882c6bcc9705eabcaf5b9e45bc81867b0e2d61a02Eino-Ville Talvala 249e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mCrop is the crop rectangle that will be used for the next buffer 250e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // that gets queued. It is set by calling setCrop. 251e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian Rect mCrop; 252e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 253e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mScalingMode is the scaling mode that will be used for the next 254e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // buffers that get queued. It is set by calling setScalingMode. 255e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian int mScalingMode; 256e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 257e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mTransform is the transform identifier that will be used for the next 258e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // buffer that gets queued. It is set by calling setTransform. 259e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian uint32_t mTransform; 260e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 2611681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk // mStickyTransform is a transform that is applied on top of mTransform 2621681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk // in each buffer that is queued. This is typically used to force the 2631681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk // compositor to apply a transform, and will prevent the transform hint 2641681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk // from being set by the compositor. 2651681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk uint32_t mStickyTransform; 2661681d95989271f3a9ac0dbb93d10e4a29f2b4444Ruben Brunk 2673be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // mDefaultWidth is default width of the buffers, regardless of the 2683be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // native_window_set_buffers_dimensions call. 2693be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza uint32_t mDefaultWidth; 270e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 2713be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // mDefaultHeight is default height of the buffers, regardless of the 2723be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // native_window_set_buffers_dimensions call. 2733be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza uint32_t mDefaultHeight; 274e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 2753be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // mUserWidth, if non-zero, is an application-specified override 2763be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // of mDefaultWidth. This is lower priority than the width set by 2773be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // native_window_set_buffers_dimensions. 2783be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza uint32_t mUserWidth; 279e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 2803be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // mUserHeight, if non-zero, is an application-specified override 2813be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // of mDefaultHeight. This is lower priority than the height set 2823be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza // by native_window_set_buffers_dimensions. 2833be1c6b60a188dc10025e2ce156c11fac050625dDan Stoza uint32_t mUserHeight; 284e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 285e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mTransformHint is the transform probably applied to buffers of this 286e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // window. this is only a hint, actual transform may differ. 287e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian uint32_t mTransformHint; 288e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 289595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian // mProducerControlledByApp whether this buffer producer is controlled 290595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian // by the application 291595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian bool mProducerControlledByApp; 292595264f1af12e25dce57d7c5b1d52ed86ac0d0c9Mathias Agopian 2937cdd786fa80cf03551291ae8feca7b77583be1c5Mathias Agopian // mSwapIntervalZero set if we should drop buffers at queue() time to 2947cdd786fa80cf03551291ae8feca7b77583be1c5Mathias Agopian // achieve an asynchronous swap interval 2957cdd786fa80cf03551291ae8feca7b77583be1c5Mathias Agopian bool mSwapIntervalZero; 2967cdd786fa80cf03551291ae8feca7b77583be1c5Mathias Agopian 297e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mConsumerRunningBehind whether the consumer is running more than 298e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // one buffer behind the producer. 299e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian mutable bool mConsumerRunningBehind; 300e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 301e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // mMutex is the mutex used to prevent concurrent access to the member 302e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // variables of Surface objects. It must be locked whenever the 303e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // member variables are accessed. 304e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian mutable Mutex mMutex; 305e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 306e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian // must be used from the lock/unlock thread 307e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian sp<GraphicBuffer> mLockedBuffer; 308e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian sp<GraphicBuffer> mPostedBuffer; 309e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian bool mConnectedToCpu; 310e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian 311c62acbd12711ee6cff1ef94c146316dfe5169045Dan Stoza // When a CPU producer is attached, this reflects the region that the 312c62acbd12711ee6cff1ef94c146316dfe5169045Dan Stoza // producer wished to update as well as whether the Surface was able to copy 313c62acbd12711ee6cff1ef94c146316dfe5169045Dan Stoza // the previous buffer back to allow a partial update. 3145065a55291b67f584d7b0be3fa3cfc4e29a3cd1cDan Stoza // 315c62acbd12711ee6cff1ef94c146316dfe5169045Dan Stoza // When a non-CPU producer is attached, this reflects the surface damage 316c62acbd12711ee6cff1ef94c146316dfe5169045Dan Stoza // (the change since the previous frame) passed in by the producer. 317e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian Region mDirtyRegion; 318812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza 319812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza // Stores the current generation number. See setGenerationNumber and 320812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza // IGraphicBufferProducer::setGenerationNumber for more information. 321812ed0644f8f8f71ca403f4e5793f0dbc1fcf9b2Dan Stoza uint32_t mGenerationNumber; 322edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 323edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 324edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 325edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 326e3c697fb929c856b59fa56a8e05a2a7eba187c3dMathias Agopian#endif // ANDROID_GUI_SURFACE_H 327