/* * Copyright (C) 2012 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #define LOG_TAG "BufferQueue" #define ATRACE_TAG ATRACE_TAG_GRAPHICS //#define LOG_NDEBUG 0 #include #include #include #include namespace android { BufferQueue::ProxyConsumerListener::ProxyConsumerListener( const wp& consumerListener): mConsumerListener(consumerListener) {} BufferQueue::ProxyConsumerListener::~ProxyConsumerListener() {} void BufferQueue::ProxyConsumerListener::onFrameAvailable( const android::BufferItem& item) { sp listener(mConsumerListener.promote()); if (listener != NULL) { listener->onFrameAvailable(item); } } void BufferQueue::ProxyConsumerListener::onBuffersReleased() { sp listener(mConsumerListener.promote()); if (listener != NULL) { listener->onBuffersReleased(); } } void BufferQueue::ProxyConsumerListener::onSidebandStreamChanged() { sp listener(mConsumerListener.promote()); if (listener != NULL) { listener->onSidebandStreamChanged(); } } void BufferQueue::createBufferQueue(sp* outProducer, sp* outConsumer, const sp& allocator) { LOG_ALWAYS_FATAL_IF(outProducer == NULL, "BufferQueue: outProducer must not be NULL"); LOG_ALWAYS_FATAL_IF(outConsumer == NULL, "BufferQueue: outConsumer must not be NULL"); sp core(new BufferQueueCore(allocator)); LOG_ALWAYS_FATAL_IF(core == NULL, "BufferQueue: failed to create BufferQueueCore"); sp producer(new BufferQueueProducer(core)); LOG_ALWAYS_FATAL_IF(producer == NULL, "BufferQueue: failed to create BufferQueueProducer"); sp consumer(new BufferQueueConsumer(core)); LOG_ALWAYS_FATAL_IF(consumer == NULL, "BufferQueue: failed to create BufferQueueConsumer"); *outProducer = producer; *outConsumer = consumer; } }; // namespace android