67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
/*
|
|
* Copyright (C) 2019 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
|
|
|
|
#include "MediaPlayerEnums.h"
|
|
#include <wtf/HashMap.h>
|
|
#include <wtf/HashSet.h>
|
|
#include <wtf/Vector.h>
|
|
#include <wtf/text/StringHash.h>
|
|
|
|
namespace WebCore {
|
|
|
|
class ContentType;
|
|
|
|
class WEBCORE_EXPORT MIMETypeCache {
|
|
WTF_MAKE_FAST_ALLOCATED;
|
|
public:
|
|
MIMETypeCache() = default;
|
|
virtual ~MIMETypeCache() = default;
|
|
|
|
virtual bool isAvailable() const;
|
|
virtual MediaPlayerEnums::SupportsType canDecodeType(const String&);
|
|
virtual HashSet<String, ASCIICaseInsensitiveHash>& supportedTypes();
|
|
|
|
bool isEmpty() const;
|
|
bool supportsContainerType(const String&);
|
|
|
|
protected:
|
|
void addSupportedTypes(const Vector<String>&);
|
|
|
|
private:
|
|
virtual bool isStaticContainerType(StringView);
|
|
virtual bool isUnsupportedContainerType(const String&);
|
|
virtual void initializeCache(HashSet<String, ASCIICaseInsensitiveHash>&);
|
|
virtual bool canDecodeExtendedType(const ContentType&);
|
|
|
|
bool shouldOverrideExtendedType(const ContentType&);
|
|
|
|
std::optional<HashSet<String, ASCIICaseInsensitiveHash>> m_supportedTypes;
|
|
std::optional<HashMap<String, MediaPlayerEnums::SupportsType, ASCIICaseInsensitiveHash>> m_cachedResults;
|
|
};
|
|
|
|
} // namespace WebCore
|