48b888aab9
list the purgatory, which shows windows that have been closed, but for which the client still has references. Change-Id: I5168bb88cb328d5d77d71d0871deb9190f493126
135 lines
4.0 KiB
C++
135 lines
4.0 KiB
C++
/*
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**
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** Copyright 2009, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#define LOG_TAG "GraphicBufferAllocator"
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#include <cutils/log.h>
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#include <utils/Singleton.h>
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#include <utils/String8.h>
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#include <ui/GraphicBufferAllocator.h>
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namespace android {
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// ---------------------------------------------------------------------------
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ANDROID_SINGLETON_STATIC_INSTANCE( GraphicBufferAllocator )
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Mutex GraphicBufferAllocator::sLock;
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KeyedVector<buffer_handle_t,
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GraphicBufferAllocator::alloc_rec_t> GraphicBufferAllocator::sAllocList;
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GraphicBufferAllocator::GraphicBufferAllocator()
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: mAllocDev(0)
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{
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hw_module_t const* module;
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int err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module);
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LOGE_IF(err, "FATAL: can't find the %s module", GRALLOC_HARDWARE_MODULE_ID);
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if (err == 0) {
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gralloc_open(module, &mAllocDev);
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}
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}
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GraphicBufferAllocator::~GraphicBufferAllocator()
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{
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gralloc_close(mAllocDev);
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}
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void GraphicBufferAllocator::dump(String8& result) const
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{
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Mutex::Autolock _l(sLock);
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KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
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size_t total = 0;
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const size_t SIZE = 4096;
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char buffer[SIZE];
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snprintf(buffer, SIZE, "Allocated buffers:\n");
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result.append(buffer);
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const size_t c = list.size();
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for (size_t i=0 ; i<c ; i++) {
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const alloc_rec_t& rec(list.valueAt(i));
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snprintf(buffer, SIZE, "%10p: %7.2f KiB | %4u (%4u) x %4u | %8X | 0x%08x\n",
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list.keyAt(i), rec.size/1024.0f,
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rec.w, rec.s, rec.h, rec.format, rec.usage);
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result.append(buffer);
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total += rec.size;
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}
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snprintf(buffer, SIZE, "Total allocated: %.2f KB\n", total/1024.0f);
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result.append(buffer);
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if (mAllocDev->common.version >= 1 && mAllocDev->dump) {
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mAllocDev->dump(mAllocDev, buffer, SIZE);
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result.append(buffer);
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}
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}
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void GraphicBufferAllocator::dumpToSystemLog()
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{
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String8 s;
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GraphicBufferAllocator::getInstance().dump(s);
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LOGD("%s", s.string());
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}
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status_t GraphicBufferAllocator::alloc(uint32_t w, uint32_t h, PixelFormat format,
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int usage, buffer_handle_t* handle, int32_t* stride)
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{
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// make sure to not allocate a N x 0 or 0 x N buffer, since this is
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// allowed from an API stand-point allocate a 1x1 buffer instead.
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if (!w || !h)
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w = h = 1;
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// we have a h/w allocator and h/w buffer is requested
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status_t err;
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err = mAllocDev->alloc(mAllocDev, w, h, format, usage, handle, stride);
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LOGW_IF(err, "alloc(%u, %u, %d, %08x, ...) failed %d (%s)",
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w, h, format, usage, err, strerror(-err));
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if (err == NO_ERROR) {
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Mutex::Autolock _l(sLock);
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KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
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alloc_rec_t rec;
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rec.w = w;
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rec.h = h;
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rec.s = *stride;
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rec.format = format;
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rec.usage = usage;
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rec.size = h * stride[0] * bytesPerPixel(format);
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list.add(*handle, rec);
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}
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return err;
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}
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status_t GraphicBufferAllocator::free(buffer_handle_t handle)
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{
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status_t err;
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err = mAllocDev->free(mAllocDev, handle);
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LOGW_IF(err, "free(...) failed %d (%s)", err, strerror(-err));
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if (err == NO_ERROR) {
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Mutex::Autolock _l(sLock);
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KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
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list.removeItem(handle);
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}
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return err;
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}
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// ---------------------------------------------------------------------------
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}; // namespace android
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