chromium/media/formats/webm/webm_stream_parser.cc

// Copyright 2014 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/webm/webm_stream_parser.h"

#include <memory>
#include <string>

#include "base/functional/callback.h"
#include "base/functional/callback_helpers.h"
#include "base/logging.h"
#include "base/numerics/checked_math.h"
#include "base/strings/string_number_conversions.h"
#include "media/base/byte_queue.h"
#include "media/base/media_track.h"
#include "media/base/media_tracks.h"
#include "media/base/stream_parser.h"
#include "media/base/timestamp_constants.h"
#include "media/formats/webm/webm_cluster_parser.h"
#include "media/formats/webm/webm_constants.h"
#include "media/formats/webm/webm_content_encodings.h"
#include "media/formats/webm/webm_info_parser.h"
#include "media/formats/webm/webm_tracks_parser.h"

namespace media {

WebMStreamParser::WebMStreamParser()
    : … { … }

WebMStreamParser::~WebMStreamParser() = default;

void WebMStreamParser::Init(
    InitCB init_cb,
    NewConfigCB config_cb,
    NewBuffersCB new_buffers_cb,
    EncryptedMediaInitDataCB encrypted_media_init_data_cb,
    NewMediaSegmentCB new_segment_cb,
    EndMediaSegmentCB end_of_segment_cb,
    MediaLog* media_log) { … }

void WebMStreamParser::Flush() { … }

bool WebMStreamParser::GetGenerateTimestampsFlag() const { … }

bool WebMStreamParser::AppendToParseBuffer(base::span<const uint8_t> buf) { … }

StreamParser::ParseStatus WebMStreamParser::Parse(
    int max_pending_bytes_to_inspect) { … }

void WebMStreamParser::ChangeState(State new_state) { … }

int WebMStreamParser::ParseInfoAndTracks(const uint8_t* data, int size) { … }

int WebMStreamParser::ParseCluster(const uint8_t* data, int size) { … }

void WebMStreamParser::OnEncryptedMediaInitData(const std::string& key_id) { … }

}  // namespace media