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/*
* Copyright (c) 2022 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VIDEO_TASK_QUEUE_FRAME_DECODE_SCHEDULER_H_
#define VIDEO_TASK_QUEUE_FRAME_DECODE_SCHEDULER_H_
#include "video/frame_decode_scheduler.h"
namespace webrtc {
// An implementation of FrameDecodeScheduler that is based on TaskQueues. This
// is the default implementation for general use.
class TaskQueueFrameDecodeScheduler : public FrameDecodeScheduler {
public:
TaskQueueFrameDecodeScheduler(Clock* clock,
TaskQueueBase* const bookkeeping_queue);
~TaskQueueFrameDecodeScheduler() override;
TaskQueueFrameDecodeScheduler(const TaskQueueFrameDecodeScheduler&) = delete;
TaskQueueFrameDecodeScheduler& operator=(
const TaskQueueFrameDecodeScheduler&) = delete;
// FrameDecodeScheduler implementation.
absl::optional<uint32_t> ScheduledRtpTimestamp() override;
void ScheduleFrame(uint32_t rtp,
FrameDecodeTiming::FrameSchedule schedule,
FrameReleaseCallback cb) override;
void CancelOutstanding() override;
void Stop() override;
private:
Clock* const clock_;
TaskQueueBase* const bookkeeping_queue_;
absl::optional<uint32_t> scheduled_rtp_;
ScopedTaskSafetyDetached task_safety_;
bool stopped_ = false;
};
} // namespace webrtc
#endif // VIDEO_TASK_QUEUE_FRAME_DECODE_SCHEDULER_H_
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