chromium/media/formats/hls/media_segment.cc

// 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.

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

#include "media/formats/hls/media_segment.h"

#include "base/numerics/byte_conversions.h"
#include "base/strings/string_util.h"
#include "base/time/time.h"
#include "media/formats/hls/types.h"
#include "url/gurl.h"

namespace media::hls {

MediaSegment::InitializationSegment::InitializationSegment(
    GURL uri,
    std::optional<types::ByteRange> byte_range)
    : … { … }

MediaSegment::InitializationSegment::~InitializationSegment() = default;

MediaSegment::EncryptionData::EncryptionData(
    GURL uri,
    XKeyTagMethod method,
    XKeyTagKeyFormat format,
    MediaSegment::EncryptionData::IVContainer iv)
    : … { … }

MediaSegment::EncryptionData::~EncryptionData() = default;

MediaSegment::EncryptionData::IVContainer MediaSegment::EncryptionData::GetIV(
    types::DecimalInteger media_sequence_number) const { … }

std::optional<std::string> MediaSegment::EncryptionData::GetIVStr(
    types::DecimalInteger media_sequence_number) const { … }

void MediaSegment::EncryptionData::ImportKey(std::string_view key_content) { … }

MediaSegment::MediaSegment(
    base::TimeDelta duration,
    types::DecimalInteger media_sequence_number,
    types::DecimalInteger discontinuity_sequence_number,
    GURL uri,
    scoped_refptr<InitializationSegment> initialization_segment,
    scoped_refptr<EncryptionData> encryption_data,
    std::optional<types::ByteRange> byte_range,
    std::optional<types::DecimalInteger> bitrate,
    bool has_discontinuity,
    bool is_gap,
    bool has_new_init_segment,
    bool has_new_encryption_data)
    : … { … }

MediaSegment::~MediaSegment() = default;

}  // namespace media::hls