GraphicBufferAllocator.cpp revision b26af23744fa73e8bc142b1eb98772fde5970c10
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 18076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <cutils/log.h> 194243e666213029a293935987c979831093fb0779Mathias Agopian 204243e666213029a293935987c979831093fb0779Mathias Agopian#include <utils/Singleton.h> 21076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include <utils/String8.h> 22076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 233330b203039dea366d4981db1408a460134b2d2cMathias Agopian#include <ui/GraphicBufferAllocator.h> 24076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 25b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian#include <private/ui/sw_gralloc_handle.h> 26076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 27076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopiannamespace android { 28076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 29076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 303330b203039dea366d4981db1408a460134b2d2cMathias AgopianANDROID_SINGLETON_STATIC_INSTANCE( GraphicBufferAllocator ) 314243e666213029a293935987c979831093fb0779Mathias Agopian 323330b203039dea366d4981db1408a460134b2d2cMathias AgopianMutex GraphicBufferAllocator::sLock; 33b26af23744fa73e8bc142b1eb98772fde5970c10Mathias AgopianKeyedVector<buffer_handle_t, 34b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian GraphicBufferAllocator::alloc_rec_t> GraphicBufferAllocator::sAllocList; 35076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 363330b203039dea366d4981db1408a460134b2d2cMathias AgopianGraphicBufferAllocator::GraphicBufferAllocator() 37076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian : mAllocDev(0) 38076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 39076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian hw_module_t const* module; 40076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian int err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module); 41076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGE_IF(err, "FATAL: can't find the %s module", GRALLOC_HARDWARE_MODULE_ID); 42076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == 0) { 43076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian gralloc_open(module, &mAllocDev); 44076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 45076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 46076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 473330b203039dea366d4981db1408a460134b2d2cMathias AgopianGraphicBufferAllocator::~GraphicBufferAllocator() 48076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 49076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian gralloc_close(mAllocDev); 50076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 51076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 523330b203039dea366d4981db1408a460134b2d2cMathias Agopianvoid GraphicBufferAllocator::dump(String8& result) const 53076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 54076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 55076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 56076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian size_t total = 0; 57076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t SIZE = 512; 58076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian char buffer[SIZE]; 59076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian snprintf(buffer, SIZE, "Allocated buffers:\n"); 60076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 61076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const size_t c = list.size(); 62076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian for (size_t i=0 ; i<c ; i++) { 63076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian const alloc_rec_t& rec(list.valueAt(i)); 640926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian snprintf(buffer, SIZE, "%10p: %7.2f KiB | %4u x %4u | %2d | 0x%08x\n", 650926f50664c739eaee60341f8e8c694dc9a4f3ebMathias Agopian list.keyAt(i), rec.size/1024.0f, 66076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.w, rec.h, rec.format, rec.usage); 67076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 68076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian total += rec.size; 69076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 70076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian snprintf(buffer, SIZE, "Total allocated: %.2f KB\n", total/1024.0f); 71076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian result.append(buffer); 72076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 73076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 74cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopianstatic inline uint32_t clamp(uint32_t c) { 75cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian return c>0 ? c : 1; 76cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian} 77cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 783330b203039dea366d4981db1408a460134b2d2cMathias Agopianstatus_t GraphicBufferAllocator::alloc(uint32_t w, uint32_t h, PixelFormat format, 79076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian int usage, buffer_handle_t* handle, int32_t* stride) 80076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 81076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(mLock); 82cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 83cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian // make sure to not allocate a 0 x 0 buffer 84cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian w = clamp(w); 85cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian h = clamp(h); 86cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 87076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian // we have a h/w allocator and h/w buffer is requested 88b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian status_t err; 89b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian 90b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian if (usage & GRALLOC_USAGE_HW_MASK) { 91b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = mAllocDev->alloc(mAllocDev, w, h, format, usage, handle, stride); 92b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } else { 93b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = sw_gralloc_handle_t::alloc(w, h, format, usage, handle, stride); 94b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } 95cbb288bfe89f585bf48371bd31b2d4aafa32f32eMathias Agopian 96076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian LOGW_IF(err, "alloc(%u, %u, %d, %08x, ...) failed %d (%s)", 97076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian w, h, format, usage, err, strerror(-err)); 98076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 99076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 100076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 101076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 102076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian alloc_rec_t rec; 103076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.w = w; 104076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.h = h; 105076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.format = format; 106076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.usage = usage; 107076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.vaddr = 0; 108076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian rec.size = h * stride[0] * bytesPerPixel(format); 109076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian list.add(*handle, rec); 110737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian } else { 111737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian String8 s; 112737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian dump(s); 113737e786acffe87a086720bf2cf0d8b9f818b12beMathias Agopian LOGD("%s", s.string()); 114076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 115076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 116076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 117076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 118076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 1193330b203039dea366d4981db1408a460134b2d2cMathias Agopianstatus_t GraphicBufferAllocator::free(buffer_handle_t handle) 120076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 121076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(mLock); 122076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 123b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian status_t err; 124b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian if (sw_gralloc_handle_t::validate(handle) < 0) { 125b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = mAllocDev->free(mAllocDev, handle); 126b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } else { 127b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian err = sw_gralloc_handle_t::free((sw_gralloc_handle_t*)handle); 128b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian } 129b26af23744fa73e8bc142b1eb98772fde5970c10Mathias Agopian 1304243e666213029a293935987c979831093fb0779Mathias Agopian LOGW_IF(err, "free(...) failed %d (%s)", err, strerror(-err)); 131076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian if (err == NO_ERROR) { 132076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian Mutex::Autolock _l(sLock); 133076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList); 134076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian list.removeItem(handle); 135076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian } 136076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 137076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian return err; 138076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 139076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 140076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// --------------------------------------------------------------------------- 141076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian}; // namespace android 142