ac4_audio_util.h

// Copyright 2020 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
//
// AC4 audio utility functions.
 
#ifndef PACKAGER_MEDIA_CODECS_AC4_AUDIO_UTIL_H_
#define PACKAGER_MEDIA_CODECS_AC4_AUDIO_UTIL_H_
 
#include <stddef.h>
#include <stdint.h>
#include <vector>
 
namespace shaka {
namespace media {
 
bool CalculateAC4ChannelMask(const std::vector<uint8_t>& ac4_data,
                             uint32_t* ac4_channel_mask);
 
bool CalculateAC4ChannelMPEGValue(const std::vector<uint8_t>& ac4_data,
                                  uint32_t* ac4_channel_mpeg_value);
 
bool GetAc4CodecInfo(const std::vector<uint8_t>& ac4_data,
                     uint8_t* ac4_codec_info);
 
bool GetAc4ImmersiveInfo(const std::vector<uint8_t>& ac4_data,
                         bool* ac4_ims_flag,
                         bool* ac4_cbi_flag);
 
}  // namespace media
}  // namespace shaka
 
#endif  // PACKAGER_MEDIA_CODECS_AC4_AUDIO_UTIL_H_