ab2dd779e7
This is a platform-specific component that is only used with CVPixelBufferPool. PiperOrigin-RevId: 488781757
56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
// Copyright 2019 The MediaPipe Authors.
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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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#include "mediapipe/gpu/cv_texture_cache_manager.h"
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#include "mediapipe/framework/port/logging.h"
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namespace mediapipe {
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void CvTextureCacheManager::FlushTextureCaches() {
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absl::MutexLock lock(&mutex_);
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for (const auto& cache : texture_caches_) {
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#if TARGET_OS_OSX
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CVOpenGLTextureCacheFlush(*cache, 0);
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#else
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CVOpenGLESTextureCacheFlush(*cache, 0);
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#endif // TARGET_OS_OSX
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}
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}
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void CvTextureCacheManager::RegisterTextureCache(CVTextureCacheType cache) {
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absl::MutexLock lock(&mutex_);
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CHECK(std::find(texture_caches_.begin(), texture_caches_.end(), cache) ==
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texture_caches_.end())
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<< "Attempting to register a texture cache twice";
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texture_caches_.emplace_back(cache);
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}
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void CvTextureCacheManager::UnregisterTextureCache(CVTextureCacheType cache) {
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absl::MutexLock lock(&mutex_);
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auto it = std::find(texture_caches_.begin(), texture_caches_.end(), cache);
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CHECK(it != texture_caches_.end())
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<< "Attempting to unregister an unknown texture cache";
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texture_caches_.erase(it);
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}
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CvTextureCacheManager::~CvTextureCacheManager() {
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CHECK_EQ(texture_caches_.size(), 0)
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<< "Failed to unregister texture caches before deleting manager";
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}
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} // namespace mediapipe
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