Surface.cpp revision 9cce325fae8adcf7560a28eef394489f09bad74d
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Copyright (C) 2007 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 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define LOG_TAG "Surface" 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <stdint.h> 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <unistd.h> 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <fcntl.h> 22edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <errno.h> 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <sys/types.h> 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <sys/stat.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Errors.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/threads.h> 28cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian#include <utils/CallStack.h> 299cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <utils/Log.h> 309cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian 319cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <pixelflinger/pixelflinger.h> 329cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian 33c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/IPCThreadState.h> 34c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/IMemory.h> 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 36076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <ui/DisplayInfo.h> 373330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBuffer.h> 383330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBufferMapper.h> 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ui/Rect.h> 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 419cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/Surface.h> 429cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/ISurface.h> 439cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/ISurfaceComposer.h> 449cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <surfaceflinger/SurfaceComposerClient.h> 45076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 469cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <private/surfaceflinger/SharedBufferStack.h> 479cce325fae8adcf7560a28eef394489f09bad74dMathias Agopian#include <private/surfaceflinger/LayerState.h> 48076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 51076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------- 52076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 5314998596937791c8efdfd61411236a7c7f66c064Mathias Agopianstatic status_t copyBlt( 543330b203039dea366d4981db1408a460134b2d2cMathias Agopian const sp<GraphicBuffer>& dst, 553330b203039dea366d4981db1408a460134b2d2cMathias Agopian const sp<GraphicBuffer>& src, 560926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian const Region& reg) 57076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 5814998596937791c8efdfd61411236a7c7f66c064Mathias Agopian status_t err; 5914998596937791c8efdfd61411236a7c7f66c064Mathias Agopian uint8_t const * src_bits = NULL; 6014998596937791c8efdfd61411236a7c7f66c064Mathias Agopian err = src->lock(GRALLOC_USAGE_SW_READ_OFTEN, reg.bounds(), (void**)&src_bits); 6114998596937791c8efdfd61411236a7c7f66c064Mathias Agopian LOGE_IF(err, "error locking src buffer %s", strerror(-err)); 620926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 6314998596937791c8efdfd61411236a7c7f66c064Mathias Agopian uint8_t* dst_bits = NULL; 6414998596937791c8efdfd61411236a7c7f66c064Mathias Agopian err = dst->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, reg.bounds(), (void**)&dst_bits); 6514998596937791c8efdfd61411236a7c7f66c064Mathias Agopian LOGE_IF(err, "error locking dst buffer %s", strerror(-err)); 6614998596937791c8efdfd61411236a7c7f66c064Mathias Agopian 6714998596937791c8efdfd61411236a7c7f66c064Mathias Agopian Region::const_iterator head(reg.begin()); 6814998596937791c8efdfd61411236a7c7f66c064Mathias Agopian Region::const_iterator tail(reg.end()); 6914998596937791c8efdfd61411236a7c7f66c064Mathias Agopian if (head != tail && src_bits && dst_bits) { 70076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian // NOTE: dst and src must be the same format 71076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t bpp = bytesPerPixel(src->format); 72076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t dbpr = dst->stride * bpp; 73076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t sbpr = src->stride * bpp; 740926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 7514998596937791c8efdfd61411236a7c7f66c064Mathias Agopian while (head != tail) { 7614998596937791c8efdfd61411236a7c7f66c064Mathias Agopian const Rect& r(*head++); 770926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian ssize_t h = r.height(); 780926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian if (h <= 0) continue; 790926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian size_t size = r.width() * bpp; 800926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian uint8_t const * s = src_bits + (r.left + src->stride * r.top) * bpp; 810926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian uint8_t * d = dst_bits + (r.left + dst->stride * r.top) * bpp; 820926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian if (dbpr==sbpr && size==sbpr) { 830926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian size *= h; 840926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian h = 1; 85076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 860926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian do { 870926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian memcpy(d, s, size); 880926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian d += dbpr; 890926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian s += sbpr; 900926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian } while (--h > 0); 91076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 92076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 930926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 9414998596937791c8efdfd61411236a7c7f66c064Mathias Agopian if (src_bits) 9514998596937791c8efdfd61411236a7c7f66c064Mathias Agopian src->unlock(); 9614998596937791c8efdfd61411236a7c7f66c064Mathias Agopian 9714998596937791c8efdfd61411236a7c7f66c064Mathias Agopian if (dst_bits) 9814998596937791c8efdfd61411236a7c7f66c064Mathias Agopian dst->unlock(); 9914998596937791c8efdfd61411236a7c7f66c064Mathias Agopian 10014998596937791c8efdfd61411236a7c7f66c064Mathias Agopian return err; 101076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 102076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 10362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian// ============================================================================ 10462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian// SurfaceControl 10562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian// ============================================================================ 10662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 10701b766839e06c32540cef100e3a7710d12cf1eefMathias AgopianSurfaceControl::SurfaceControl( 10801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian const sp<SurfaceComposerClient>& client, 10962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<ISurface>& surface, 11062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const ISurfaceFlingerClient::surface_data_t& data, 11118d8446fe1596cd50561777e1d1a8c7b39c689f6Mathias Agopian uint32_t w, uint32_t h, PixelFormat format, uint32_t flags) 11262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian : mClient(client), mSurface(surface), 11362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mToken(data.token), mIdentity(data.identity), 1141c97d2ebe1f035beabd90089bfc78326b73d7864Mathias Agopian mWidth(data.width), mHeight(data.height), mFormat(data.format), 1151c97d2ebe1f035beabd90089bfc78326b73d7864Mathias Agopian mFlags(flags) 11662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian{ 11762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 11818d8446fe1596cd50561777e1d1a8c7b39c689f6Mathias Agopian 11962185b7335e85211dc4d0e2003354eb3ea2e66efMathias AgopianSurfaceControl::~SurfaceControl() 12062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian{ 12162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian destroy(); 12262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 12362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 12462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianvoid SurfaceControl::destroy() 12562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian{ 12618d8446fe1596cd50561777e1d1a8c7b39c689f6Mathias Agopian if (isValid()) { 12762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mClient->destroySurface(mToken); 12862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian } 12962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 13062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // clear all references and trigger an IPC now, to make sure things 13162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // happen without delay, since these resources are quite heavy. 13262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mClient.clear(); 13362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mSurface.clear(); 13462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian IPCThreadState::self()->flushCommands(); 13562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 13662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 13762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianvoid SurfaceControl::clear() 13862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian{ 13962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // here, the window manager tells us explicitly that we should destroy 14062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // the surface's resource. Soon after this call, it will also release 14162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // its last reference (which will call the dtor); however, it is possible 14262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // that a client living in the same process still holds references which 14362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // would delay the call to the dtor -- that is why we need this explicit 14462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian // "clear()" call. 14562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian destroy(); 14662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 14762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 14801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopianbool SurfaceControl::isSameSurface( 14901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian const sp<SurfaceControl>& lhs, const sp<SurfaceControl>& rhs) 15001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 15101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian if (lhs == 0 || rhs == 0) 15201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return false; 15301b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return lhs->mSurface->asBinder() == rhs->mSurface->asBinder(); 15401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 15501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 15662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setLayer(int32_t layer) { 15762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 158963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 15962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 16062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setLayer(mToken, layer); 16162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 16262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setPosition(int32_t x, int32_t y) { 16362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 164963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 16562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 16662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setPosition(mToken, x, y); 16762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 16862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setSize(uint32_t w, uint32_t h) { 16962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 170963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 17162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 17262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setSize(mToken, w, h); 17362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 17462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::hide() { 17562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 176963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 17762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 17862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->hide(mToken); 17962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 18062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::show(int32_t layer) { 18162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 182963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 18362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 18462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->show(mToken, layer); 18562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 18662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::freeze() { 18762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 188963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 18962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 19062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->freeze(mToken); 19162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 19262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::unfreeze() { 19362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 194963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 19562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 19662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->unfreeze(mToken); 19762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 19862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setFlags(uint32_t flags, uint32_t mask) { 19962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 200963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 20162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 20262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setFlags(mToken, flags, mask); 20362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 20462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setTransparentRegionHint(const Region& transparent) { 20562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 206963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 20762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 20862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setTransparentRegionHint(mToken, transparent); 20962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 21062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setAlpha(float alpha) { 21162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 212963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 21362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 21462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setAlpha(mToken, alpha); 21562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 21662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setMatrix(float dsdx, float dtdx, float dsdy, float dtdy) { 21762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 218963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 21962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 22062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setMatrix(mToken, dsdx, dtdx, dsdy, dtdy); 22162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 22262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopianstatus_t SurfaceControl::setFreezeTint(uint32_t tint) { 22362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian const sp<SurfaceComposerClient>& client(mClient); 224963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 22562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err < 0) return err; 22662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return client->setFreezeTint(mToken, tint); 22762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 22862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 229963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopianstatus_t SurfaceControl::validate() const 23062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian{ 23162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (mToken<0 || mClient==0) { 23262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian LOGE("invalid token (%d, identity=%u) or client (%p)", 23362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mToken, mIdentity, mClient.get()); 23462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return NO_INIT; 23562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian } 236963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian SharedClient const* cblk = mClient->mControl; 23762185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (cblk == 0) { 23862185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian LOGE("cblk is null (surface id=%d, identity=%u)", mToken, mIdentity); 23962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return NO_INIT; 24062185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian } 24162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian status_t err = cblk->validate(mToken); 24262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian if (err != NO_ERROR) { 24362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian LOGE("surface (id=%d, identity=%u) is invalid, err=%d (%s)", 24462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian mToken, mIdentity, err, strerror(-err)); 24562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return err; 24662185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian } 247cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian uint32_t identity = cblk->getIdentity(mToken); 248cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (mIdentity != identity) { 24962185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian LOGE("using an invalid surface id=%d, identity=%u should be %d", 250cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mToken, mIdentity, identity); 25162185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return NO_INIT; 25262185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian } 25362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian return NO_ERROR; 25462185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian} 25562185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 25601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopianstatus_t SurfaceControl::writeSurfaceToParcel( 25701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian const sp<SurfaceControl>& control, Parcel* parcel) 25801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 25901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian uint32_t flags = 0; 26001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian uint32_t format = 0; 26101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian SurfaceID token = -1; 26201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian uint32_t identity = 0; 263cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian uint32_t width = 0; 264cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian uint32_t height = 0; 26501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian sp<SurfaceComposerClient> client; 26601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian sp<ISurface> sur; 26701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian if (SurfaceControl::isValid(control)) { 26801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian token = control->mToken; 26901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian identity = control->mIdentity; 27001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian client = control->mClient; 27101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian sur = control->mSurface; 272cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian width = control->mWidth; 273cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian height = control->mHeight; 27401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian format = control->mFormat; 27501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian flags = control->mFlags; 27601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian } 27701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeStrongBinder(client!=0 ? client->connection() : NULL); 27801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeStrongBinder(sur!=0 ? sur->asBinder() : NULL); 27901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeInt32(token); 28001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeInt32(identity); 281cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian parcel->writeInt32(width); 282cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian parcel->writeInt32(height); 28301b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeInt32(format); 28401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian parcel->writeInt32(flags); 28501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return NO_ERROR; 28601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 28701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 28801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopiansp<Surface> SurfaceControl::getSurface() const 28901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 29001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian Mutex::Autolock _l(mLock); 29101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian if (mSurfaceData == 0) { 29201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mSurfaceData = new Surface(const_cast<SurfaceControl*>(this)); 29301b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian } 29401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return mSurfaceData; 29501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 29601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 297076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ============================================================================ 298076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// Surface 299076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ============================================================================ 300edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 30101b766839e06c32540cef100e3a7710d12cf1eefMathias AgopianSurface::Surface(const sp<SurfaceControl>& surface) 30201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian : mClient(surface->mClient), mSurface(surface->mSurface), 30301b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mToken(surface->mToken), mIdentity(surface->mIdentity), 3040926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian mFormat(surface->mFormat), mFlags(surface->mFlags), 3053330b203039dea366d4981db1408a460134b2d2cMathias Agopian mBufferMapper(GraphicBufferMapper::get()), mSharedBufferClient(NULL), 306ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian mWidth(surface->mWidth), mHeight(surface->mHeight) 307edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 308cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mSharedBufferClient = new SharedBufferClient( 3099ec430adaea1cb88eaa1e78c7f759cd42ab6cf7aMathias Agopian mClient->mControl, mToken, 2, mIdentity); 310cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 31101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian init(); 31201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 31362185b7335e85211dc4d0e2003354eb3ea2e66efMathias Agopian 31401b766839e06c32540cef100e3a7710d12cf1eefMathias AgopianSurface::Surface(const Parcel& parcel) 3153330b203039dea366d4981db1408a460134b2d2cMathias Agopian : mBufferMapper(GraphicBufferMapper::get()), mSharedBufferClient(NULL) 31601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 31701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian sp<IBinder> clientBinder = parcel.readStrongBinder(); 31801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mSurface = interface_cast<ISurface>(parcel.readStrongBinder()); 31901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mToken = parcel.readInt32(); 32001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mIdentity = parcel.readInt32(); 321cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian mWidth = parcel.readInt32(); 322cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian mHeight = parcel.readInt32(); 32301b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mFormat = parcel.readInt32(); 32401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mFlags = parcel.readInt32(); 32501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 326cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // FIXME: what does that mean if clientBinder is NULL here? 327cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (clientBinder != NULL) { 32801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian mClient = SurfaceComposerClient::clientForConnection(clientBinder); 32901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 330cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mSharedBufferClient = new SharedBufferClient( 3319ec430adaea1cb88eaa1e78c7f759cd42ab6cf7aMathias Agopian mClient->mControl, mToken, 2, mIdentity); 332cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 333cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 33401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian init(); 33501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 33601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 33701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopianvoid Surface::init() 33801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 339076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian android_native_window_t::setSwapInterval = setSwapInterval; 340076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian android_native_window_t::dequeueBuffer = dequeueBuffer; 341076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian android_native_window_t::lockBuffer = lockBuffer; 342076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian android_native_window_t::queueBuffer = queueBuffer; 343cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian android_native_window_t::query = query; 3445221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian android_native_window_t::perform = perform; 345edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mSwapRectangle.makeInvalid(); 346076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian DisplayInfo dinfo; 347076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian SurfaceComposerClient::getDisplayInfo(0, &dinfo); 348076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const_cast<float&>(android_native_window_t::xdpi) = dinfo.xdpi; 349076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const_cast<float&>(android_native_window_t::ydpi) = dinfo.ydpi; 350076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian // FIXME: set real values here 351076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const_cast<int&>(android_native_window_t::minSwapInterval) = 1; 352076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const_cast<int&>(android_native_window_t::maxSwapInterval) = 1; 353076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const_cast<uint32_t&>(android_native_window_t::flags) = 0; 3545221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian // be default we request a hardware surface 3555221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian mUsage = GRALLOC_USAGE_HW_RENDER; 356cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mNeedFullUpdate = false; 357edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 358edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 35940b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias AgopianSurface::~Surface() 360edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 36140b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian // this is a client-side operation, the surface is destroyed, unmap 36240b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian // its buffers in this process. 36340b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian for (int i=0 ; i<2 ; i++) { 36450517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian if (mBuffers[i] != 0 && mBuffers[i]->handle != 0) { 36521c59d0070fe24a8e04e52ce04d511a924a9932fMathias Agopian getBufferMapper().unregisterBuffer(mBuffers[i]->handle); 36640b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian } 36740b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian } 36840b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian 36940b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian // clear all references and trigger an IPC now, to make sure things 37040b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian // happen without delay, since these resources are quite heavy. 371edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mClient.clear(); 372edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mSurface.clear(); 373cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian delete mSharedBufferClient; 374edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project IPCThreadState::self()->flushCommands(); 375edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 376edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 377ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopiansp<SurfaceComposerClient> Surface::getClient() const { 378ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian return mClient; 379ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian} 380ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 381ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopiansp<ISurface> Surface::getISurface() const { 382ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian return mSurface; 383ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian} 384ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 385ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopianbool Surface::isValid() { 386ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian return mToken>=0 && mClient!=0; 387ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian} 388ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 389963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopianstatus_t Surface::validate() const 390076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 391ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian sp<SurfaceComposerClient> client(getClient()); 39240b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian if (mToken<0 || mClient==0) { 39340b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian LOGE("invalid token (%d, identity=%u) or client (%p)", 394ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian mToken, mIdentity, client.get()); 39540b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian return NO_INIT; 39640b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian } 397963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian SharedClient const* cblk = mClient->mControl; 398076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (cblk == 0) { 399076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGE("cblk is null (surface id=%d, identity=%u)", mToken, mIdentity); 400076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return NO_INIT; 401076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 402076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian status_t err = cblk->validate(mToken); 403076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err != NO_ERROR) { 404076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGE("surface (id=%d, identity=%u) is invalid, err=%d (%s)", 405076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian mToken, mIdentity, err, strerror(-err)); 406076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 407076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 408cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian uint32_t identity = cblk->getIdentity(mToken); 409cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (mIdentity != identity) { 410076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGE("using an invalid surface id=%d, identity=%u should be %d", 411cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mToken, mIdentity, identity); 412076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return NO_INIT; 413076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 414076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return NO_ERROR; 415076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 416076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 41701b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 41801b766839e06c32540cef100e3a7710d12cf1eefMathias Agopianbool Surface::isSameSurface( 41901b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian const sp<Surface>& lhs, const sp<Surface>& rhs) 42001b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian{ 42101b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian if (lhs == 0 || rhs == 0) 42201b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return false; 423ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 42401b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian return lhs->mSurface->asBinder() == rhs->mSurface->asBinder(); 42501b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian} 42601b766839e06c32540cef100e3a7710d12cf1eefMathias Agopian 427076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------------- 428076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 429cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopianint Surface::setSwapInterval(android_native_window_t* window, int interval) { 430076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return 0; 431076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 432076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 433076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::dequeueBuffer(android_native_window_t* window, 434cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian android_native_buffer_t** buffer) { 435076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Surface* self = getSelf(window); 436076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return self->dequeueBuffer(buffer); 437076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 438076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 439076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::lockBuffer(android_native_window_t* window, 440cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian android_native_buffer_t* buffer) { 441076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Surface* self = getSelf(window); 442076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return self->lockBuffer(buffer); 443076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 444076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 445076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::queueBuffer(android_native_window_t* window, 446cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian android_native_buffer_t* buffer) { 447076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Surface* self = getSelf(window); 448076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return self->queueBuffer(buffer); 449076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 450076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 451cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopianint Surface::query(android_native_window_t* window, 452cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian int what, int* value) { 453cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian Surface* self = getSelf(window); 454cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian return self->query(what, value); 455cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian} 456cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian 4575221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopianint Surface::perform(android_native_window_t* window, 458cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian int operation, ...) { 4595221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian va_list args; 4605221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian va_start(args, operation); 4615221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian Surface* self = getSelf(window); 4625221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian int res = self->perform(operation, args); 4635221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian va_end(args); 4645221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian return res; 4655221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian} 4665221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian 467076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------------- 468076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 4693330b203039dea366d4981db1408a460134b2d2cMathias Agopianstatus_t Surface::dequeueBuffer(sp<GraphicBuffer>* buffer) { 4700926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian android_native_buffer_t* out; 4710926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian status_t err = dequeueBuffer(&out); 472ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian if (err == NO_ERROR) { 4733330b203039dea366d4981db1408a460134b2d2cMathias Agopian *buffer = GraphicBuffer::getSelf(out); 474ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian } 4750926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian return err; 4760926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian} 4770926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 4780926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian// ---------------------------------------------------------------------------- 4790926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 480cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 481076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::dequeueBuffer(android_native_buffer_t** buffer) 482076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 483ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian sp<SurfaceComposerClient> client(getClient()); 484963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 485076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err != NO_ERROR) 486076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 487076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 488cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian ssize_t bufIdx = mSharedBufferClient->dequeue(); 489cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (bufIdx < 0) { 490cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE("error dequeuing a buffer (%s)", strerror(bufIdx)); 491cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return bufIdx; 49204bc12bd4316e2928134037cd0f81c6d8b2adcc8Mathias Agopian } 49368a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian 49468a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian // below we make sure we AT LEAST have the usage flags we want 49568a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian const uint32_t usage(getUsage()); 4963330b203039dea366d4981db1408a460134b2d2cMathias Agopian const sp<GraphicBuffer>& backBuffer(mBuffers[bufIdx]); 49768a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian if (backBuffer == 0 || 49868a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian ((uint32_t(backBuffer->usage) & usage) != usage) || 49968a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian mSharedBufferClient->needNewBuffer(bufIdx)) 50068a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian { 501cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = getBufferLocked(bufIdx, usage); 502cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "getBufferLocked(%ld, %08x) failed (%s)", 503cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian bufIdx, usage, strerror(-err)); 50450517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian if (err == NO_ERROR) { 50550517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian // reset the width/height with the what we get from the buffer 50650517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian mWidth = uint32_t(backBuffer->width); 50750517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian mHeight = uint32_t(backBuffer->height); 50850517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian } 509076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 510076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 511cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // if we still don't have a buffer here, we probably ran out of memory 512cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (!err && backBuffer==0) { 513cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = NO_MEMORY; 514cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 515cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 516cf81c84e43eb33931b950fa2c9b4c6f51afe7197Mathias Agopian if (err == NO_ERROR) { 517cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mDirtyRegion.set(backBuffer->width, backBuffer->height); 518cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian *buffer = backBuffer.get(); 519cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } else { 520cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mSharedBufferClient->undoDequeue(bufIdx); 521cf81c84e43eb33931b950fa2c9b4c6f51afe7197Mathias Agopian } 52250517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian 523cf81c84e43eb33931b950fa2c9b4c6f51afe7197Mathias Agopian return err; 524076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 525076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 526076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::lockBuffer(android_native_buffer_t* buffer) 527076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 528ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian sp<SurfaceComposerClient> client(getClient()); 529963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 53040b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian if (err != NO_ERROR) 53140b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian return err; 53240b7f6e0433b89c27b2fe5a1c0c47f67b42eceb2Mathias Agopian 5333330b203039dea366d4981db1408a460134b2d2cMathias Agopian int32_t bufIdx = GraphicBuffer::getSelf(buffer)->getIndex(); 534cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = mSharedBufferClient->lock(bufIdx); 535cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "error locking buffer %d (%s)", bufIdx, strerror(-err)); 536cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return err; 537edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 538edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 539076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianint Surface::queueBuffer(android_native_buffer_t* buffer) 540076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 541ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian sp<SurfaceComposerClient> client(getClient()); 542963abad79ae64dae9bf4c32bfb110d9e6314c857Mathias Agopian status_t err = validate(); 543076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err != NO_ERROR) 544076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 545076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 5460926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian if (mSwapRectangle.isValid()) { 5470926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian mDirtyRegion.set(mSwapRectangle); 5480926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian } 5490926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 5503330b203039dea366d4981db1408a460134b2d2cMathias Agopian int32_t bufIdx = GraphicBuffer::getSelf(buffer)->getIndex(); 551cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mSharedBufferClient->setDirtyRegion(bufIdx, mDirtyRegion); 552cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = mSharedBufferClient->queue(bufIdx); 553cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "error queuing buffer %d (%s)", bufIdx, strerror(-err)); 554076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 555cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (err == NO_ERROR) { 556cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // FIXME: can we avoid this IPC if we know there is one pending? 557ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian client->signalServer(); 558cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 559cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return err; 560076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 561076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 562cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopianint Surface::query(int what, int* value) 563cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian{ 564cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian switch (what) { 565cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian case NATIVE_WINDOW_WIDTH: 566cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian *value = int(mWidth); 567cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return NO_ERROR; 568cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian case NATIVE_WINDOW_HEIGHT: 569cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian *value = int(mHeight); 570cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return NO_ERROR; 571cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian case NATIVE_WINDOW_FORMAT: 572cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian *value = int(mFormat); 573cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return NO_ERROR; 574cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian } 575cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian return BAD_VALUE; 576cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian} 577cb6b9041647b4f080324742eee5ce709960ff610Mathias Agopian 5785221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopianint Surface::perform(int operation, va_list args) 5795221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian{ 5805221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian int res = NO_ERROR; 5815221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian switch (operation) { 5825221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian case NATIVE_WINDOW_SET_USAGE: 583ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian setUsage( va_arg(args, int) ); 5845221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian break; 5855221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian default: 5865221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian res = NAME_NOT_FOUND; 5875221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian break; 5885221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian } 5895221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian return res; 5905221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian} 5915221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian 592ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopianvoid Surface::setUsage(uint32_t reqUsage) 593ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian{ 594ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian Mutex::Autolock _l(mSurfaceLock); 59568a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian mUsage = reqUsage; 596ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian} 597ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 59868a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopianuint32_t Surface::getUsage() const 599cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian{ 600cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian Mutex::Autolock _l(mSurfaceLock); 60168a6afeb26002961387573dd64dd0ea3816bdc91Mathias Agopian return mUsage; 602cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian} 603cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 604076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------------- 605076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 606edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t Surface::lock(SurfaceInfo* info, bool blocking) { 607edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return Surface::lock(info, NULL, blocking); 608edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 609edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 6100926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopianstatus_t Surface::lock(SurfaceInfo* other, Region* dirtyIn, bool blocking) 611076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 612cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (mApiLock.tryLock() != NO_ERROR) { 6139014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian LOGE("calling Surface::lock from different threads!"); 614cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian CallStack stack; 615cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian stack.update(); 616cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian stack.dump("Surface::lock called from different threads"); 617cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return WOULD_BLOCK; 618cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 6199014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian 6209014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian /* Here we're holding mApiLock */ 621cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 6229014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian if (mLockedBuffer != 0) { 6239014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian LOGE("Surface::lock failed, already locked"); 6249014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian mApiLock.unlock(); 6259014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian return INVALID_OPERATION; 6269014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian } 6279014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian 6285221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopian // we're intending to do software rendering from this point 629ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian setUsage(GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN); 630ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 6313330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> backBuffer; 632076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian status_t err = dequeueBuffer(&backBuffer); 633cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "dequeueBuffer failed (%s)", strerror(-err)); 634076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 635cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = lockBuffer(backBuffer.get()); 636cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "lockBuffer (idx=%d) failed (%s)", 637cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian backBuffer->getIndex(), strerror(-err)); 638076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 639076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian // we handle copy-back here... 640cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 641076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const Rect bounds(backBuffer->width, backBuffer->height); 6420926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian Region scratch(bounds); 6430926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian Region& newDirtyRegion(dirtyIn ? *dirtyIn : scratch); 644076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 645cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (mNeedFullUpdate) { 646cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // reset newDirtyRegion to bounds when a buffer is reallocated 647cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // it would be better if this information was associated with 648cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // the buffer and made available to outside of Surface. 649cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // This will do for now though. 650cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mNeedFullUpdate = false; 651076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian newDirtyRegion.set(bounds); 6520926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian } else { 6530926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian newDirtyRegion.andSelf(bounds); 654cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 655cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 6563330b203039dea366d4981db1408a460134b2d2cMathias Agopian const sp<GraphicBuffer>& frontBuffer(mPostedBuffer); 657cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (frontBuffer !=0 && 658cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian backBuffer->width == frontBuffer->width && 659cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian backBuffer->height == frontBuffer->height && 660cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian !(mFlags & ISurfaceComposer::eDestroyBackbuffer)) 661cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian { 662cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian const Region copyback(mOldDirtyRegion.subtract(newDirtyRegion)); 663cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (!copyback.isEmpty() && frontBuffer!=0) { 664cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // copy front to back 665cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian copyBlt(backBuffer, frontBuffer, copyback); 666076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 667076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 668cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 6690926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian mDirtyRegion = newDirtyRegion; 6700926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian mOldDirtyRegion = newDirtyRegion; 671076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 672e71212ba5397387100a578d23b15862518a7a859Mathias Agopian void* vaddr; 6730926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian status_t res = backBuffer->lock( 6740926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN, 675e71212ba5397387100a578d23b15862518a7a859Mathias Agopian newDirtyRegion.bounds(), &vaddr); 6760926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 677cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGW_IF(res, "failed locking buffer (handle = %p)", 678cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian backBuffer->handle); 6790926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 6800926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian mLockedBuffer = backBuffer; 6810926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian other->w = backBuffer->width; 6820926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian other->h = backBuffer->height; 6830926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian other->s = backBuffer->stride; 6840926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian other->usage = backBuffer->usage; 6850926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian other->format = backBuffer->format; 686e71212ba5397387100a578d23b15862518a7a859Mathias Agopian other->bits = vaddr; 687076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 688076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 689cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mApiLock.unlock(); 690076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 691edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 692076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 693076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianstatus_t Surface::unlockAndPost() 694076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 695cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian if (mLockedBuffer == 0) { 6969014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian LOGE("Surface::unlockAndPost failed, no locked buffer"); 6979014726d8954a003323d65ba639b2544f8ecea2eMathias Agopian return INVALID_OPERATION; 698cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian } 699edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 700cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian status_t err = mLockedBuffer->unlock(); 701cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "failed unlocking buffer (%p)", mLockedBuffer->handle); 7020926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian 703cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian err = queueBuffer(mLockedBuffer.get()); 704cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(err, "queueBuffer (idx=%d) failed (%s)", 705cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mLockedBuffer->getIndex(), strerror(-err)); 706cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 707cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mPostedBuffer = mLockedBuffer; 708076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian mLockedBuffer = 0; 709076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 710edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 711edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 712edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid Surface::setSwapRectangle(const Rect& r) { 713ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian Mutex::Autolock _l(mSurfaceLock); 714edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mSwapRectangle = r; 715edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 716edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 7175221271375f361b84a6eeec3d7086f223997fbb3Mathias Agopianstatus_t Surface::getBufferLocked(int index, int usage) 718edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 719ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian sp<ISurface> s(mSurface); 720ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian if (s == 0) return NO_INIT; 721ba5972ffdc7179dd9a387f22032eb18666d97917Mathias Agopian 722076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian status_t err = NO_MEMORY; 72350517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian 72450517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian // free the current buffer 7253330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer>& currentBuffer(mBuffers[index]); 72650517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian if (currentBuffer != 0) { 72750517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian getBufferMapper().unregisterBuffer(currentBuffer->handle); 72850517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian currentBuffer.clear(); 72950517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian } 73050517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian 7313330b203039dea366d4981db1408a460134b2d2cMathias Agopian sp<GraphicBuffer> buffer = s->requestBuffer(index, usage); 732cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(buffer==0, 733cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian "ISurface::getBuffer(%d, %08x) returned NULL", 734cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian index, usage); 73550517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian if (buffer != 0) { // this should never happen by construction 736cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian LOGE_IF(buffer->handle == NULL, 7370b3ad46a26dc3717260fa9347c77f673f3198606Mathias Agopian "Surface (identity=%d) requestBuffer(%d, %08x) returned" 7380b3ad46a26dc3717260fa9347c77f673f3198606Mathias Agopian "a buffer with a null handle", mIdentity, index, usage); 7390b3ad46a26dc3717260fa9347c77f673f3198606Mathias Agopian err = mSharedBufferClient->getStatus(); 7400b3ad46a26dc3717260fa9347c77f673f3198606Mathias Agopian LOGE_IF(err, "Surface (identity=%d) state = %d", mIdentity, err); 7410b3ad46a26dc3717260fa9347c77f673f3198606Mathias Agopian if (!err && buffer->handle != NULL) { 74250517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian err = getBufferMapper().registerBuffer(buffer->handle); 74350517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian LOGW_IF(err, "registerBuffer(...) failed %d (%s)", 74450517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian err, strerror(-err)); 74550517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian if (err == NO_ERROR) { 74650517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian currentBuffer = buffer; 747cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian currentBuffer->setIndex(index); 748cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian mNeedFullUpdate = true; 74950517543d84446fc91fa65c60eda6d2e2724de10Mathias Agopian } 750d3144beec6acb37702629799a2adbeccc72ca222Mathias Agopian } else { 751d3144beec6acb37702629799a2adbeccc72ca222Mathias Agopian err = err<0 ? err : NO_MEMORY; 752edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 753edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 754076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 755edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 756edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 757edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 758edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 759