blob: 205bc92579a12fc621738ee69a0d61619c33d599 [file] [log] [blame]
/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEB_RTC)
#include <wtf/Vector.h>
namespace WebCore {
struct SFrameCompatibilityPrefixBuffer {
const uint8_t* data { nullptr };
size_t size { 0 };
Vector<uint8_t> buffer;
};
size_t computeH264PrefixOffset(const uint8_t*, size_t);
SFrameCompatibilityPrefixBuffer computeH264PrefixBuffer(const uint8_t*, size_t);
WEBCORE_EXPORT bool needsRbspUnescaping(const uint8_t*, size_t);
WEBCORE_EXPORT Vector<uint8_t> fromRbsp(const uint8_t*, size_t);
WEBCORE_EXPORT void toRbsp(Vector<uint8_t>&, size_t);
size_t computeVP8PrefixOffset(const uint8_t*, size_t);
SFrameCompatibilityPrefixBuffer computeVP8PrefixBuffer(const uint8_t*, size_t);
} // namespace WebCore
#endif // ENABLE(WEB_RTC)