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/*
* Copyright 2021 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.
*/
#ifndef CODEC2_HIDL_V1_2_UTILS_COMPONENT_STORE_H
#define CODEC2_HIDL_V1_2_UTILS_COMPONENT_STORE_H
#include <codec2/hidl/1.2/Component.h>
#include <codec2/hidl/1.2/ComponentInterface.h>
#include <codec2/hidl/1.2/Configurable.h>
#include <codec2/hidl/1.2/types.h>
#include <android/hardware/media/bufferpool/2.0/IClientManager.h>
#include <android/hardware/media/c2/1.2/IComponentStore.h>
#include <hidl/Status.h>
#include <C2Component.h>
#include <C2Param.h>
#include <C2.h>
#include <chrono>
#include <map>
#include <memory>
#include <mutex>
#include <set>
#include <vector>
namespace android {
class FilterWrapper;
namespace hardware {
namespace media {
namespace c2 {
namespace V1_2 {
namespace utils {
using ::android::hardware::media::bufferpool::V2_0::IClientManager;
using ::android::hardware::hidl_handle;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::sp;
struct ComponentStore : public IComponentStore {
ComponentStore(const std::shared_ptr<C2ComponentStore>& store);
virtual ~ComponentStore();
/**
* Returns the status of the construction of this object.
*/
c2_status_t status() const;
/**
* This function is called by CachedConfigurable::init() to validate
* supported parameters.
*/
c2_status_t validateSupportedParams(
const std::vector<std::shared_ptr<C2ParamDescriptor>>& params);
/**
* Returns the store's ParameterCache. This is used for validation by
* Configurable::init().
*/
std::shared_ptr<ParameterCache> getParameterCache() const;
static std::shared_ptr<FilterWrapper> GetFilterWrapper();
std::shared_ptr<MultiAccessUnitInterface> tryCreateMultiAccessUnitInterface(
const std::shared_ptr<C2ComponentInterface> &c2interface);
// Methods from ::android::hardware::media::c2::V1_0::IComponentStore.
virtual Return<void> createComponent(
const hidl_string& name,
const sp<IComponentListener>& listener,
const sp<IClientManager>& pool,
createComponent_cb _hidl_cb) override;
virtual Return<void> createInterface(
const hidl_string& name,
createInterface_cb _hidl_cb) override;
virtual Return<void> listComponents(listComponents_cb _hidl_cb) override;
virtual Return<void> createInputSurface(
createInputSurface_cb _hidl_cb) override;
virtual Return<void> getStructDescriptors(
const hidl_vec<uint32_t>& indices,
getStructDescriptors_cb _hidl_cb) override;
virtual Return<sp<IClientManager>> getPoolClientManager() override;
virtual Return<Status> copyBuffer(
const Buffer& src,
const Buffer& dst) override;
virtual Return<sp<IConfigurable>> getConfigurable() override;
// Methods from ::android::hardware::media::c2::V1_1::IComponentStore.
virtual Return<void> createComponent_1_1(
const hidl_string& name,
const sp<IComponentListener>& listener,
const sp<IClientManager>& pool,
createComponent_1_1_cb _hidl_cb) override;
// Methods from ::android::hardware::media::c2::V1_2::IComponentStore.
virtual Return<void> createComponent_1_2(
const hidl_string& name,
const sp<IComponentListener>& listener,
const sp<IClientManager>& pool,
createComponent_1_2_cb _hidl_cb) override;
/**
* Dumps information when lshal is called.
*/
virtual Return<void> debug(
const hidl_handle& handle,
const hidl_vec<hidl_string>& args) override;
protected:
sp<CachedConfigurable> mConfigurable;
struct StoreParameterCache;
std::shared_ptr<StoreParameterCache> mParameterCache;
// Does bookkeeping for an interface that has been loaded.
void onInterfaceLoaded(const std::shared_ptr<C2ComponentInterface> &intf);
c2_status_t mInit;
std::shared_ptr<C2ComponentStore> mStore;
std::shared_ptr<C2ParamReflector> mParamReflector;
std::map<C2Param::CoreIndex, std::shared_ptr<C2StructDescriptor>> mStructDescriptors;
std::set<C2Param::CoreIndex> mUnsupportedStructDescriptors;
std::set<C2String> mLoadedInterfaces;
mutable std::mutex mStructDescriptorsMutex;
// ComponentStore keeps track of live Components.
struct ComponentStatus {
std::shared_ptr<C2Component> c2Component;
std::chrono::system_clock::time_point birthTime;
};
mutable std::mutex mComponentRosterMutex;
std::map<Component*, ComponentStatus> mComponentRoster;
// Called whenever Component is created.
void reportComponentBirth(Component* component);
// Called only from the destructor of Component.
void reportComponentDeath(Component* component);
friend Component;
// Helper functions for dumping.
std::ostream& dump(
std::ostream& out,
const std::shared_ptr<const C2Component::Traits>& comp);
std::ostream& dump(
std::ostream& out,
ComponentStatus& compStatus);
};
} // namespace utils
} // namespace V1_2
} // namespace c2
} // namespace media
} // namespace hardware
} // namespace android
#endif // CODEC2_HIDL_V1_2_UTILS_COMPONENT_STORE_H
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