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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/webcodecs/test_helpers.h"
#include "base/containers/span.h"
namespace blink {
AllowSharedBufferSource* StringToBuffer(std::string_view data) {
return MakeGarbageCollected<AllowSharedBufferSource>(
DOMArrayBuffer::Create(base::as_byte_span(data)));
}
std::string BufferToString(const media::DecoderBuffer& buffer) {
return std::string(buffer.begin(), buffer.end());
}
std::unique_ptr<media::DecryptConfig> CreateTestDecryptConfig(
media::EncryptionScheme scheme,
std::optional<media::EncryptionPattern> pattern) {
constexpr const char kKeyId[] = "123";
using std::string_literals::operator""s;
const std::string kIV = "\x00\x02\x02\x04\x06 abc1234567"s;
const std::vector<media::SubsampleEntry> kSubsamples = {
{1, 2}, {2, 3}, {4, 5}};
switch (scheme) {
case media::EncryptionScheme::kUnencrypted:
return nullptr;
case media::EncryptionScheme::kCbcs:
return media::DecryptConfig::CreateCbcsConfig(kKeyId, kIV, kSubsamples,
pattern);
case media::EncryptionScheme::kCenc:
return media::DecryptConfig::CreateCencConfig(kKeyId, kIV, kSubsamples);
};
}
} // namespace blink
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