GraphicBufferAllocator.cpp revision 5629eb167638a9ebfa5059177d227c7ac67db46f
1076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian/* 2076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** 3076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** Copyright 2009, The Android Open Source Project 4076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** 5076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** Licensed under the Apache License, Version 2.0 (the "License"); 6076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** you may not use this file except in compliance with the License. 7076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** You may obtain a copy of the License at 8076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** 9076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** http://www.apache.org/licenses/LICENSE-2.0 10076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** 11076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** Unless required by applicable law or agreed to in writing, software 12076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** distributed under the License is distributed on an "AS IS" BASIS, 13076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** See the License for the specific language governing permissions and 15076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian** limitations under the License. 16076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian*/ 17076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 185629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian#define LOG_TAG "GraphicBufferAllocator" 195629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian 20076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <cutils/log.h> 214243e666213029a293935987c979831093fb0779Mathias Agopian 224243e666213029a293935987c979831093fb0779Mathias Agopian#include <utils/Singleton.h> 23076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <utils/String8.h> 24076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 253330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBufferAllocator.h> 26076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 27b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian#include <private/ui/sw_gralloc_handle.h> 28076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 29076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopiannamespace android { 30076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 31076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 323330b203039dea366d4981db1408a460134b2d2cMathias AgopianANDROID_SINGLETON_STATIC_INSTANCE( GraphicBufferAllocator ) 334243e666213029a293935987c979831093fb0779Mathias Agopian 343330b203039dea366d4981db1408a460134b2d2cMathias AgopianMutex GraphicBufferAllocator::sLock; 35b26af23744fa73e8bc142b1eb98772fde5970c10Mathias AgopianKeyedVector<buffer_handle_t, 36b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian GraphicBufferAllocator::alloc_rec_t> GraphicBufferAllocator::sAllocList; 37076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 383330b203039dea366d4981db1408a460134b2d2cMathias AgopianGraphicBufferAllocator::GraphicBufferAllocator() 39076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian : mAllocDev(0) 40076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 41076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian hw_module_t const* module; 42076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian int err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module); 43076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGE_IF(err, "FATAL: can't find the %s module", GRALLOC_HARDWARE_MODULE_ID); 44076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == 0) { 45076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian gralloc_open(module, &mAllocDev); 46076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 47076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 48076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 493330b203039dea366d4981db1408a460134b2d2cMathias AgopianGraphicBufferAllocator::~GraphicBufferAllocator() 50076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 51076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian gralloc_close(mAllocDev); 52076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 53076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 543330b203039dea366d4981db1408a460134b2d2cMathias Agopianvoid GraphicBufferAllocator::dump(String8& result) const 55076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 56076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 57076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 58076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian size_t total = 0; 59076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t SIZE = 512; 60076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian char buffer[SIZE]; 61076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian snprintf(buffer, SIZE, "Allocated buffers:\n"); 62076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 63076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t c = list.size(); 64076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian for (size_t i=0 ; i<c ; i++) { 65076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const alloc_rec_t& rec(list.valueAt(i)); 665629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian snprintf(buffer, SIZE, "%10p: %7.2f KiB | %4u (%4u) x %4u | %2d | 0x%08x\n", 670926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian list.keyAt(i), rec.size/1024.0f, 685629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian rec.w, rec.s, rec.h, rec.format, rec.usage); 69076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 70076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian total += rec.size; 71076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 72076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian snprintf(buffer, SIZE, "Total allocated: %.2f KB\n", total/1024.0f); 73076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 74076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 75076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 763330b203039dea366d4981db1408a460134b2d2cMathias Agopianstatus_t GraphicBufferAllocator::alloc(uint32_t w, uint32_t h, PixelFormat format, 77076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian int usage, buffer_handle_t* handle, int32_t* stride) 78076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 795629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian // make sure to not allocate a N x 0 or 0 x N buffer, since this is 805629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian // allowed from an API stand-point allocate a 1x1 buffer instead. 815629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian if (!w || !h) 825629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian w = h = 1; 83cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 84076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian // we have a h/w allocator and h/w buffer is requested 85b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian status_t err; 86b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian 87b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian if (usage & GRALLOC_USAGE_HW_MASK) { 88b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = mAllocDev->alloc(mAllocDev, w, h, format, usage, handle, stride); 89b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } else { 90b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = sw_gralloc_handle_t::alloc(w, h, format, usage, handle, stride); 91b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } 92cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 93076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGW_IF(err, "alloc(%u, %u, %d, %08x, ...) failed %d (%s)", 94076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian w, h, format, usage, err, strerror(-err)); 95076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 96076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 97076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 98076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 99076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian alloc_rec_t rec; 100076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.w = w; 101076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.h = h; 1025629eb167638a9ebfa5059177d227c7ac67db46fMathias Agopian rec.s = *stride; 103076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.format = format; 104076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.usage = usage; 105076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.size = h * stride[0] * bytesPerPixel(format); 106076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian list.add(*handle, rec); 107737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian } else { 108737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian String8 s; 109737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian dump(s); 110737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian LOGD("%s", s.string()); 111076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 112076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 113076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 114076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 115076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 1163330b203039dea366d4981db1408a460134b2d2cMathias Agopianstatus_t GraphicBufferAllocator::free(buffer_handle_t handle) 117076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 118b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian status_t err; 119b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian if (sw_gralloc_handle_t::validate(handle) < 0) { 120b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = mAllocDev->free(mAllocDev, handle); 121b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } else { 122b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = sw_gralloc_handle_t::free((sw_gralloc_handle_t*)handle); 123b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } 124b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian 1254243e666213029a293935987c979831093fb0779Mathias Agopian LOGW_IF(err, "free(...) failed %d (%s)", err, strerror(-err)); 126076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 127076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 128076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 129076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian list.removeItem(handle); 130076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 131076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 132076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 133076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 134076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 135076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 136076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian}; // namespace android 137