shaka-packager/packager/media/base/decrypt_config.cc

43 lines
1.4 KiB
C++

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "packager/media/base/decrypt_config.h"
#include <glog/logging.h>
namespace shaka {
namespace media {
DecryptConfig::DecryptConfig(const std::vector<uint8_t>& key_id,
const std::vector<uint8_t>& iv,
const std::vector<SubsampleEntry>& subsamples)
: DecryptConfig(key_id, iv, subsamples, FOURCC_cenc, 0, 0) {}
DecryptConfig::DecryptConfig(const std::vector<uint8_t>& key_id,
const std::vector<uint8_t>& iv,
const std::vector<SubsampleEntry>& subsamples,
FourCC protection_scheme,
uint8_t crypt_byte_block,
uint8_t skip_byte_block)
: key_id_(key_id),
iv_(iv),
subsamples_(subsamples),
protection_scheme_(protection_scheme),
crypt_byte_block_(crypt_byte_block),
skip_byte_block_(skip_byte_block) {
CHECK_GT(key_id.size(), 0u);
}
DecryptConfig::~DecryptConfig() {}
size_t DecryptConfig::GetTotalSizeOfSubsamples() const {
size_t size = 0;
for (const SubsampleEntry& subsample : subsamples_)
size += subsample.clear_bytes + subsample.cipher_bytes;
return size;
}
} // namespace media
} // namespace shaka