unplugged-system/device/generic/goldfish/camera/StreamBufferCache.cpp

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1.6 KiB
C++

/*
* Copyright (C) 2023 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 FAILURE_DEBUG_PREFIX "StreamBufferCache"
#include "StreamBufferCache.h"
#include "debug.h"
namespace android {
namespace hardware {
namespace camera {
namespace provider {
namespace implementation {
CachedStreamBuffer*
StreamBufferCache::update(const StreamBuffer& sb) {
const auto bi = mCache.find(sb.bufferId);
if (bi == mCache.end()) {
const auto r = mCache.insert({sb.bufferId, CachedStreamBuffer(sb)});
LOG_ALWAYS_FATAL_IF(!r.second);
return &(r.first->second);
} else {
CachedStreamBuffer* csb = &bi->second;
csb->importAcquireFence(sb.acquireFence);
return csb;
}
}
void StreamBufferCache::remove(const int64_t bufferId) {
mCache.erase(bufferId);
}
void StreamBufferCache::clearStreamInfo() {
for (auto& kv : mCache) {
kv.second.setStreamInfo(nullptr);
}
}
} // namespace implementation
} // namespace provider
} // namespace camera
} // namespace hardware
} // namespace android