Source/WebCore/PAL/pal/cocoa/AVFoundationSoftLink.mm

/*
 * 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. AND ITS CONTRIBUTORS ``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 ITS 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, PAL_EXPORT)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#import "config.h"

#if USE(AVFOUNDATION)

#import <AVFoundation/AVFoundation.h>
#import <wtf/SoftLinking.h>

#if !(PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 101500) && !PLATFORM(WATCHOS) && !PLATFORM(APPLETV)
SOFT_LINK_FRAMEWORK_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, PAL_EXPORT)
#else
@interface AVPlayerItem (DisableKVOOnSupressesVideoLayers)
+ (BOOL)automaticallyNotifiesObserversOfSuppressesVideoLayers;
@end

namespace PAL {

static BOOL justReturnsNO()
{
    return NO;
}

PAL_EXPORT void* AVFoundationLibrary(bool isOptional = false);
void* AVFoundationLibrary(bool isOptional)
{
    static void* frameworkLibrary;
    static dispatch_once_t once;
    dispatch_once(&once, ^{
        frameworkLibrary = dlopen("/System/Library/Frameworks/AVFoundation.framework/AVFoundation", RTLD_NOW);
        if (!isOptional)
            RELEASE_ASSERT_WITH_MESSAGE(frameworkLibrary, "%s", dlerror());

        class_addMethod(objc_getClass("AVPlayerItem"), @selector(automaticallyNotifiesObserversOfSuppressesVideoLayers), (IMP)justReturnsNO, "B@:");
    });
    return frameworkLibrary;
}

}
#endif

SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetCache, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetImageGenerator, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetReader, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetWriter, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetWriterInput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaSelectionGroup, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaSelectionOption, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataItem, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMutableAudioMix, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMutableAudioMixInputParameters, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutputContext, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItem, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemLegibleOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemMetadataCollector, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemMetadataOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemVideoOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerLayer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAsset, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVAssetReaderSampleReferenceOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVAssetResourceLoadingRequest, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVContentKeyReportGroup, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVContentKeyResponse, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVContentKeySession, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferAudioRenderer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferDisplayLayer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferRenderSynchronizer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferVideoOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVStreamDataParser, PAL_EXPORT)

#if HAVE(AVSTREAMSESSION) && ENABLE(LEGACY_ENCRYPTED_MEDIA)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVStreamSession, PAL_EXPORT)
#endif

#if PLATFORM(IOS_FAMILY)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSession, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPersistableContentKeyRequest, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSpeechSynthesisVoice, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSpeechSynthesizer, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSpeechUtterance, PAL_EXPORT)
#endif

#if !PLATFORM(WATCHOS)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVRouteDetector, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_OPTIONAL_WITH_EXPORT(PAL, AVFoundation, AVVideoPerformanceMetrics, PAL_EXPORT)
#endif

#if !PLATFORM(WATCHOS) && !PLATFORM(APPLETV)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureConnection, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureDevice, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureDeviceFormat, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureDeviceInput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSession, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureVideoDataOutput, PAL_EXPORT)
SOFT_LINK_CLASS_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVFrameRateRange, PAL_EXPORT)
#endif

SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAssetImageGeneratorApertureModeCleanAperture, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioTimePitchAlgorithmSpectral, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioTimePitchAlgorithmVarispeed, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureDeviceWasConnectedNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureDeviceWasDisconnectedNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVFileTypeMPEG4, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVLayerVideoGravityResize, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVLayerVideoGravityResizeAspect, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVLayerVideoGravityResizeAspectFill, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicAudible, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicContainsOnlyForcedSubtitles, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicDescribesMusicAndSoundForAccessibility, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicDescribesVideoForAccessibility, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicEasyToRead, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicIsAuxiliaryContent, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicIsMainProgramContent, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicLegible, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicTranscribesSpokenDialogForAccessibility, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaCharacteristicVisual, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeAudio, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeClosedCaption, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeMetadata, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeMuxed, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeSubtitle, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMediaTypeVideo, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataCommonKeyTitle, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceCommon, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceHLSDateRange, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceID3, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceISOUserData, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceQuickTimeMetadata, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceQuickTimeUserData, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVMetadataKeySpaceiTunes, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackDisplayNameKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackExtendedLanguageTagKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackIdentifierKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackIsDefaultKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackMediaCharactersticsKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVOutOfBandAlternateTrackSourceKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemDidPlayToEndTimeNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVPlayerItemLegibleOutputTextStylingResolutionSourceAndRulesOnly, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferDisplayLayerFailedToDecodeNotification, NSString*, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSampleBufferDisplayLayerFailedToDecodeNotificationErrorKey, NSString*, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVStreamDataParserContentKeyRequestProtocolVersionsKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVStreamSessionContentProtectionSessionIdentifierChangedNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVStreamingKeyDeliveryContentKeyType, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetCacheKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetInheritURIQueryComponentFromReferencingURIKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetOutOfBandAlternateTracksKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetReferenceRestrictionsKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetUsesNoPersistentCacheKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoAverageBitRateKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoCodecH264, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoCodecKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoCompressionPropertiesKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoExpectedSourceFrameRateKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoHeightKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoMaxKeyFrameIntervalKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoProfileLevelH264MainAutoLevel, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoProfileLevelKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoWidthKey, NSString *, PAL_EXPORT)

SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVContentKeyRequestProtocolVersionsKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVContentKeySystemFairPlayStreaming, NSString*, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVEncoderBitRateKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVFormatIDKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVNumberOfChannelsKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVSampleRateKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetOutOfBandMIMETypeKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetUseClientURLLoadingExclusively, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVVideoCodecTypeHEVCWithAlpha, NSString *, PAL_EXPORT)

#if PLATFORM(IOS_FAMILY)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategoryAmbient, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategoryAudioProcessing, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategoryPlayAndRecord, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategoryPlayback, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategoryRecord, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionCategorySoloAmbient, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionInterruptionNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionInterruptionOptionKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionInterruptionTypeKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionMediaServicesWereResetNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionModeDefault, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionModeVideoChat, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSessionErrorKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSessionInterruptionEndedNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSessionInterruptionReasonKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSessionRuntimeErrorNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVCaptureSessionWasInterruptedNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVRouteDetectorMultipleRoutesDetectedDidChangeNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetBoundNetworkInterfaceName, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetClientBundleIdentifierKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionRouteChangeNotification, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVAudioSessionRouteChangeReasonKey, NSString *, PAL_EXPORT)

SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetHTTPCookiesKey, NSString *, PAL_EXPORT)
SOFT_LINK_CONSTANT_MAY_FAIL_FOR_SOURCE_WITH_EXPORT(PAL, AVFoundation, AVURLAssetRequiresCustomURLLoadingKey, NSString *, PAL_EXPORT)
#endif

#endif // USE(AVFOUNDATION)