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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_CODEC_PRESSURE_MANAGER_PROVIDER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_CODEC_PRESSURE_MANAGER_PROVIDER_H_
#include "base/task/sequenced_task_runner.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/supplementable.h"
namespace blink {
class CodecPressureManager;
// Simple supplement to lazily create a single CodecPressureManager for encoders
// or decoders, per ExecutionContext.
class MODULES_EXPORT CodecPressureManagerProvider
: public GarbageCollected<CodecPressureManagerProvider>,
public Supplement<ExecutionContext> {
public:
static const char kSupplementName[];
// Gets or creates the CodecPressureManagerProvider.
static CodecPressureManagerProvider& From(ExecutionContext&);
explicit CodecPressureManagerProvider(ExecutionContext&);
// Disable copy and assign.
CodecPressureManagerProvider& operator=(const CodecPressureManagerProvider&) =
delete;
CodecPressureManagerProvider(const CodecPressureManagerProvider&) = delete;
void Trace(Visitor*) const override;
CodecPressureManager* GetDecoderPressureManager();
CodecPressureManager* GetEncoderPressureManager();
private:
scoped_refptr<base::SequencedTaskRunner> GetTaskRunner();
Member<CodecPressureManager> decoder_pressure_manager_;
Member<CodecPressureManager> encoder_pressure_manager_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_CODEC_PRESSURE_MANAGER_PROVIDER_H_
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