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media / mojo / services / stable_video_decoder_factory_process_service.cc [blame]

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "media/mojo/services/stable_video_decoder_factory_process_service.h"

namespace media {

StableVideoDecoderFactoryProcessService::
    StableVideoDecoderFactoryProcessService(
        mojo::PendingReceiver<stable::mojom::StableVideoDecoderFactoryProcess>
            receiver)
    : receiver_(this, std::move(receiver)) {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
}

StableVideoDecoderFactoryProcessService::
    ~StableVideoDecoderFactoryProcessService() {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
}

void StableVideoDecoderFactoryProcessService::
    InitializeStableVideoDecoderFactory(
        const gpu::GpuFeatureInfo& gpu_feature_info,
        mojo::PendingReceiver<stable::mojom::StableVideoDecoderFactory>
            receiver) {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);

  // The browser process ensures this is called only once.
  DCHECK(!factory_);
  factory_ =
      std::make_unique<StableVideoDecoderFactoryService>(gpu_feature_info);

  // base::Unretained(this) is safe here because the disconnection callback
  // won't run beyond the lifetime of |factory_| which is fully owned by
  // *|this|.
  factory_->BindReceiver(
      std::move(receiver),
      base::BindOnce(
          &StableVideoDecoderFactoryProcessService::OnFactoryDisconnected,
          base::Unretained(this)));
}

void StableVideoDecoderFactoryProcessService::OnFactoryDisconnected() {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);

  // This should cause the termination of the utility process that *|this| lives
  // in.
  receiver_.reset();
}

}  // namespace media