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// 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 "components/cast_streaming/browser/control/remoting/remoting_decoder_buffer_factory.h"
#include <algorithm>
#include "base/logging.h"
#include "media/base/decoder_buffer.h"
#include "media/cast/openscreen/remoting_proto_utils.h"
#include "third_party/openscreen/src/cast/streaming/public/encoded_frame.h"
namespace cast_streaming {
RemotingDecoderBufferFactory::RemotingDecoderBufferFactory() = default;
RemotingDecoderBufferFactory::~RemotingDecoderBufferFactory() = default;
scoped_refptr<media::DecoderBuffer>
RemotingDecoderBufferFactory::ToDecoderBuffer(
const openscreen::cast::EncodedFrame& encoded_frame,
FrameContents& frame_contents) {
scoped_refptr<media::DecoderBuffer> decoder_buffer =
media::cast::ByteArrayToDecoderBuffer(frame_contents.Get());
if (!decoder_buffer) {
DLOG(WARNING) << "Deserialization failed!";
return nullptr;
}
if (!frame_contents.Reset(decoder_buffer->size())) {
DLOG(WARNING) << "Buffer overflow!";
return nullptr;
}
// Replace the old contents of `frame_contents` (the entire `DecoderBuffer`)
// with just the `DecoderBuffer`'s byte data per method contract.
frame_contents.Get().copy_from(base::span(*decoder_buffer));
return decoder_buffer;
}
} // namespace cast_streaming
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