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/*
* Copyright (C) 2013 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 COMPUTER, 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 COMPUTER, 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.
*/
#import "config.h"
#if ENABLE(VIDEO) && USE(AVFOUNDATION) && !HAVE(AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT) && !PLATFORM(IOS)
#import "InbandTextTrackPrivateLegacyAVFObjC.h"
#import "InbandTextTrackPrivateAVF.h"
#import "Logging.h"
#import "MediaPlayerPrivateAVFoundationObjC.h"
#import "SoftLinking.h"
#import <AVFoundation/AVFoundation.h>
#import <objc/runtime.h>
SOFT_LINK_FRAMEWORK_OPTIONAL(AVFoundation)
#define AVPlayerItem getAVPlayerItemClass()
SOFT_LINK_CLASS(AVFoundation, AVPlayerItem)
SOFT_LINK_CLASS(AVFoundation, AVMetadataItem)
#define AVMediaTypeClosedCaption getAVMediaTypeClosedCaption()
SOFT_LINK_POINTER(AVFoundation, AVMediaTypeClosedCaption, NSString *)
SOFT_LINK_POINTER(AVFoundation, AVMediaCharacteristicLegible, NSString *)
SOFT_LINK_POINTER(AVFoundation, AVMetadataCommonKeyTitle, NSString *)
SOFT_LINK_POINTER(AVFoundation, AVMetadataKeySpaceCommon, NSString *)
#define AVMetadataItem getAVMetadataItemClass()
#define AVMediaCharacteristicLegible getAVMediaCharacteristicLegible()
#define AVMetadataCommonKeyTitle getAVMetadataCommonKeyTitle()
#define AVMetadataKeySpaceCommon getAVMetadataKeySpaceCommon()
using namespace WebCore;
using namespace std;
namespace WebCore {
InbandTextTrackPrivateLegacyAVFObjC::InbandTextTrackPrivateLegacyAVFObjC(MediaPlayerPrivateAVFoundationObjC* player, AVPlayerItemTrack* track)
: InbandTextTrackPrivateAVF(player)
, m_playerItemTrack(track)
{
}
void InbandTextTrackPrivateLegacyAVFObjC::disconnect()
{
m_playerItemTrack = 0;
InbandTextTrackPrivateAVF::disconnect();
}
InbandTextTrackPrivate::Kind InbandTextTrackPrivateLegacyAVFObjC::kind() const
{
if (!m_playerItemTrack)
return InbandTextTrackPrivate::None;
return InbandTextTrackPrivate::Captions;
}
bool InbandTextTrackPrivateLegacyAVFObjC::isClosedCaptions() const
{
return m_playerItemTrack;
}
bool InbandTextTrackPrivateLegacyAVFObjC::containsOnlyForcedSubtitles() const
{
return false;
}
bool InbandTextTrackPrivateLegacyAVFObjC::isMainProgramContent() const
{
return m_playerItemTrack;
}
bool InbandTextTrackPrivateLegacyAVFObjC::isEasyToRead() const
{
return false;
}
AtomicString InbandTextTrackPrivateLegacyAVFObjC::label() const
{
if (!m_playerItemTrack)
return emptyAtom;
NSString *title = 0;
NSArray *titles = [AVMetadataItem metadataItemsFromArray:[[m_playerItemTrack assetTrack] commonMetadata] withKey:AVMetadataCommonKeyTitle keySpace:AVMetadataKeySpaceCommon];
if ([titles count]) {
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
// If possible, return a title in one of the user's preferred languages.
NSArray *titlesForPreferredLanguages = [AVMetadataItem metadataItemsFromArray:titles filteredAndSortedAccordingToPreferredLanguages:[NSLocale preferredLanguages]];
#else
NSArray *titlesForPreferredLanguages = [AVMetadataItem metadataItemsFromArray:titles withLocale:[NSLocale currentLocale]];
#endif
if ([titlesForPreferredLanguages count])
title = [[titlesForPreferredLanguages objectAtIndex:0] stringValue];
if (!title)
title = [[titles objectAtIndex:0] stringValue];
}
return title ? AtomicString(title) : emptyAtom;
}
AtomicString InbandTextTrackPrivateLegacyAVFObjC::language() const
{
if (!m_playerItemTrack)
return emptyAtom;
NSString *languageCode = [[m_playerItemTrack assetTrack] languageCode];
RetainPtr<NSLocale> locale = adoptNS([[NSLocale alloc] initWithLocaleIdentifier:languageCode]);
return [locale localeIdentifier];
}
} // namespace WebCore
#endif
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