chromium/media/cast/openscreen/remoting_proto_utils.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "media/cast/openscreen/remoting_proto_utils.h"

#include <algorithm>

#include "base/containers/span.h"
#include "base/containers/span_reader.h"
#include "base/containers/span_writer.h"
#include "base/logging.h"
#include "base/time/time.h"
#include "base/types/optional_util.h"
#include "base/values.h"
#include "media/base/encryption_scheme.h"
#include "media/base/timestamp_constants.h"
#include "media/cast/openscreen/remoting_proto_enum_utils.h"

namespace media::cast {
namespace {

constexpr size_t kPayloadVersionFieldSize = …;
constexpr size_t kProtoBufferHeaderSize = …;
constexpr size_t kDataBufferHeaderSize = …;

scoped_refptr<media::DecoderBuffer> ConvertProtoToDecoderBuffer(
    const openscreen::cast::DecoderBuffer& buffer_message,
    scoped_refptr<media::DecoderBuffer> buffer) { … }

void ConvertDecoderBufferToProto(
    const media::DecoderBuffer& decoder_buffer,
    openscreen::cast::DecoderBuffer* buffer_message) { … }

}  // namespace

scoped_refptr<media::DecoderBuffer> ByteArrayToDecoderBuffer(
    base::span<const uint8_t> data) { … }

std::vector<uint8_t> DecoderBufferToByteArray(
    const media::DecoderBuffer& decoder_buffer) { … }

void ConvertAudioDecoderConfigToProto(
    const media::AudioDecoderConfig& audio_config,
    openscreen::cast::AudioDecoderConfig* audio_message) { … }

bool ConvertProtoToAudioDecoderConfig(
    const openscreen::cast::AudioDecoderConfig& audio_message,
    media::AudioDecoderConfig* audio_config) { … }

void ConvertVideoDecoderConfigToProto(
    const media::VideoDecoderConfig& video_config,
    openscreen::cast::VideoDecoderConfig* video_message) { … }

bool ConvertProtoToVideoDecoderConfig(
    const openscreen::cast::VideoDecoderConfig& video_message,
    media::VideoDecoderConfig* video_config) { … }

void ConvertProtoToPipelineStatistics(
    const openscreen::cast::PipelineStatistics& stats_message,
    media::PipelineStatistics* stats) { … }

}  // namespace media::cast