1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef MEDIA_FORMATS_MP4_CENC_H_ 6#define MEDIA_FORMATS_MP4_CENC_H_ 7 8#include <vector> 9 10#include "base/basictypes.h" 11#include "media/base/decrypt_config.h" 12 13namespace media { 14namespace mp4 { 15 16class BufferReader; 17 18struct FrameCENCInfo { 19 uint8 iv[16]; 20 std::vector<SubsampleEntry> subsamples; 21 22 FrameCENCInfo(); 23 ~FrameCENCInfo(); 24 bool Parse(int iv_size, BufferReader* r) WARN_UNUSED_RESULT; 25 bool GetTotalSizeOfSubsamples(size_t* total_size) const WARN_UNUSED_RESULT; 26}; 27 28 29} // namespace mp4 30} // namespace media 31 32#endif // MEDIA_FORMATS_MP4_CENC_H_ 33