MediaPlayerPrivateAVFoundationObjC.h [plain text]
#ifndef MediaPlayerPrivateAVFoundationObjC_h
#define MediaPlayerPrivateAVFoundationObjC_h
#if ENABLE(VIDEO) && USE(AVFOUNDATION)
#include "MediaPlaybackTarget.h"
#include "MediaPlayerPrivateAVFoundation.h"
#include <wtf/HashMap.h>
OBJC_CLASS AVAssetImageGenerator;
OBJC_CLASS AVAssetResourceLoadingRequest;
OBJC_CLASS AVMediaSelectionGroup;
OBJC_CLASS AVOutputContext;
OBJC_CLASS AVPlayer;
OBJC_CLASS AVPlayerItem;
OBJC_CLASS AVPlayerItemLegibleOutput;
OBJC_CLASS AVPlayerItemTrack;
OBJC_CLASS AVPlayerItemVideoOutput;
OBJC_CLASS AVPlayerLayer;
OBJC_CLASS AVURLAsset;
OBJC_CLASS NSArray;
OBJC_CLASS NSURLAuthenticationChallenge;
OBJC_CLASS WebCoreAVFMovieObserver;
OBJC_CLASS WebCoreAVFPullDelegate;
typedef struct objc_object* id;
#if HAVE(AVFOUNDATION_LOADER_DELEGATE)
OBJC_CLASS WebCoreAVFLoaderDelegate;
OBJC_CLASS AVAssetResourceLoadingRequest;
#endif
typedef struct CGImage *CGImageRef;
typedef struct __CVBuffer *CVPixelBufferRef;
#if PLATFORM(IOS)
typedef struct __CVOpenGLESTextureCache *CVOpenGLESTextureCacheRef;
#else
typedef struct __CVOpenGLTextureCache* CVOpenGLTextureCacheRef;
#endif
namespace WebCore {
class AudioSourceProviderAVFObjC;
class AudioTrackPrivateAVFObjC;
class CDMSessionAVFoundationObjC;
class InbandMetadataTextTrackPrivateAVF;
class InbandTextTrackPrivateAVFObjC;
class MediaSelectionGroupAVFObjC;
class PixelBufferConformerCV;
class VideoTrackPrivateAVFObjC;
class WebCoreAVFResourceLoader;
class TextureCacheCV;
class VideoTextureCopierCV;
#if PLATFORM(IOS) || (PLATFORM(MAC) && ENABLE(VIDEO_PRESENTATION_MODE))
class VideoFullscreenLayerManager;
#endif
class MediaPlayerPrivateAVFoundationObjC : public MediaPlayerPrivateAVFoundation {
public:
explicit MediaPlayerPrivateAVFoundationObjC(MediaPlayer*);
virtual ~MediaPlayerPrivateAVFoundationObjC();
static void registerMediaEngine(MediaEngineRegistrar);
static HashSet<RefPtr<SecurityOrigin>> originsInMediaCache(const String&);
static void clearMediaCache(const String&, std::chrono::system_clock::time_point modifiedSince);
static void clearMediaCacheForOrigins(const String&, const HashSet<RefPtr<SecurityOrigin>>&);
void setAsset(RetainPtr<id>);
void tracksChanged() override;
#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
RetainPtr<AVPlayerItem> playerItem() const { return m_avPlayerItem; }
void processCue(NSArray *, NSArray *, const MediaTime&);
void flushCues();
#endif
AVPlayer *avPlayer() const { return m_avPlayer.get(); }
#if HAVE(AVFOUNDATION_LOADER_DELEGATE)
bool shouldWaitForLoadingOfResource(AVAssetResourceLoadingRequest*);
bool shouldWaitForResponseToAuthenticationChallenge(NSURLAuthenticationChallenge*);
void didCancelLoadingRequest(AVAssetResourceLoadingRequest*);
void didStopLoadingRequest(AVAssetResourceLoadingRequest *);
#endif
#if ENABLE(ENCRYPTED_MEDIA_V2)
RetainPtr<AVAssetResourceLoadingRequest> takeRequestForKeyURI(const String&);
void keyAdded() override;
#endif
void playerItemStatusDidChange(int);
void playbackLikelyToKeepUpWillChange();
void playbackLikelyToKeepUpDidChange(bool);
void playbackBufferEmptyWillChange();
void playbackBufferEmptyDidChange(bool);
void playbackBufferFullWillChange();
void playbackBufferFullDidChange(bool);
void loadedTimeRangesDidChange(RetainPtr<NSArray>);
void seekableTimeRangesDidChange(RetainPtr<NSArray>);
void tracksDidChange(RetainPtr<NSArray>);
void hasEnabledAudioDidChange(bool);
void presentationSizeDidChange(FloatSize);
void durationDidChange(const MediaTime&);
void rateDidChange(double);
void metadataDidArrive(RetainPtr<NSArray>, const MediaTime&);
void firstFrameAvailableDidChange(bool);
void trackEnabledDidChange(bool);
void canPlayFastReverseDidChange(bool);
void canPlayFastForwardDidChange(bool);
void setShouldBufferData(bool) override;
#if HAVE(AVFOUNDATION_VIDEO_OUTPUT)
void outputMediaDataWillChange(AVPlayerItemVideoOutput*);
#endif
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
void playbackTargetIsWirelessDidChange();
#endif
#if ENABLE(ENCRYPTED_MEDIA_V2)
void outputObscuredDueToInsufficientExternalProtectionChanged(bool);
#endif
#if ENABLE(AVF_CAPTIONS)
void notifyTrackModeChanged() override;
void synchronizeTextTrackState() override;
#endif
#if ENABLE(ENCRYPTED_MEDIA_V2)
void removeSession(CDMSession&);
#endif
WeakPtr<MediaPlayerPrivateAVFoundationObjC> createWeakPtr() { return m_weakPtrFactory.createWeakPtr(); }
private:
static void getSupportedTypes(HashSet<String, ASCIICaseInsensitiveHash>& types);
static MediaPlayer::SupportsType supportsType(const MediaEngineSupportParameters&);
static bool supportsKeySystem(const String& keySystem, const String& mimeType);
static bool isAvailable();
void cancelLoad() override;
PlatformMedia platformMedia() const override;
void platformSetVisible(bool) override;
void platformPlay() override;
void platformPause() override;
MediaTime currentMediaTime() const override;
void setVolume(float) override;
#if PLATFORM(IOS)
bool supportsMuting() const override { return true; }
#endif
void setMuted(bool) override;
void setClosedCaptionsVisible(bool) override;
void paint(GraphicsContext&, const FloatRect&) override;
void paintCurrentFrameInContext(GraphicsContext&, const FloatRect&) override;
PlatformLayer* platformLayer() const override;
#if PLATFORM(IOS) || (PLATFORM(MAC) && ENABLE(VIDEO_PRESENTATION_MODE))
void setVideoFullscreenLayer(PlatformLayer*, std::function<void()> completionHandler) override;
void setVideoFullscreenFrame(FloatRect) override;
void setVideoFullscreenGravity(MediaPlayer::VideoGravity) override;
void setVideoFullscreenMode(MediaPlayer::VideoFullscreenMode) override;
#endif
#if PLATFORM(IOS)
NSArray *timedMetadata() const override;
String accessLog() const override;
String errorLog() const override;
#endif
bool supportsAcceleratedRendering() const override { return true; }
MediaTime mediaTimeForTimeValue(const MediaTime&) const override;
double maximumDurationToCacheMediaTime() const override;
void createAVPlayer() override;
void createAVPlayerItem() override;
virtual void createAVPlayerLayer();
void createAVAssetForURL(const String& url) override;
MediaPlayerPrivateAVFoundation::ItemStatus playerItemStatus() const override;
MediaPlayerPrivateAVFoundation::AssetStatus assetStatus() const override;
long assetErrorCode() const override;
void checkPlayability() override;
void setRateDouble(double) override;
double rate() const override;
void setPreservesPitch(bool) override;
void seekToTime(const MediaTime&, const MediaTime& negativeTolerance, const MediaTime& positiveTolerance) override;
unsigned long long totalBytes() const override;
std::unique_ptr<PlatformTimeRanges> platformBufferedTimeRanges() const override;
MediaTime platformMinTimeSeekable() const override;
MediaTime platformMaxTimeSeekable() const override;
MediaTime platformDuration() const override;
MediaTime platformMaxTimeLoaded() const override;
void beginLoadingMetadata() override;
void sizeChanged() override;
bool hasAvailableVideoFrame() const override;
void createContextVideoRenderer() override;
void destroyContextVideoRenderer() override;
void createVideoLayer() override;
void destroyVideoLayer() override;
bool hasContextRenderer() const override;
bool hasLayerRenderer() const override;
void updateVideoLayerGravity() override;
bool hasSingleSecurityOrigin() const override;
bool didPassCORSAccessCheck() const override;
MediaTime getStartDate() const override;
#if ENABLE(VIDEO_TRACK)
bool requiresTextTrackRepresentation() const override;
void setTextTrackRepresentation(TextTrackRepresentation*) override;
void syncTextTrackBounds() override;
#endif
void setAVPlayerItem(AVPlayerItem *);
#if ENABLE(WEB_AUDIO) && USE(MEDIATOOLBOX)
AudioSourceProvider* audioSourceProvider() override;
#endif
void createImageGenerator();
void destroyImageGenerator();
RetainPtr<CGImageRef> createImageForTimeInRect(float, const FloatRect&);
void paintWithImageGenerator(GraphicsContext&, const FloatRect&);
#if HAVE(AVFOUNDATION_VIDEO_OUTPUT)
void createVideoOutput();
void destroyVideoOutput();
RetainPtr<CVPixelBufferRef> createPixelBuffer();
void updateLastImage();
bool videoOutputHasAvailableFrame();
void paintWithVideoOutput(GraphicsContext&, const FloatRect&);
NativeImagePtr nativeImageForCurrentTime() override;
void waitForVideoOutputMediaDataWillChange();
void createOpenGLVideoOutput();
void destroyOpenGLVideoOutput();
void updateLastOpenGLImage();
bool copyVideoTextureToPlatformTexture(GraphicsContext3D*, Platform3DObject, GC3Denum target, GC3Dint level, GC3Denum internalFormat, GC3Denum format, GC3Denum type, bool premultiplyAlpha, bool flipY) override;
#endif
#if ENABLE(ENCRYPTED_MEDIA)
MediaPlayer::MediaKeyException addKey(const String&, const unsigned char*, unsigned, const unsigned char*, unsigned, const String&) override;
MediaPlayer::MediaKeyException generateKeyRequest(const String&, const unsigned char*, unsigned) override;
MediaPlayer::MediaKeyException cancelKeyRequest(const String&, const String&) override;
#endif
#if ENABLE(ENCRYPTED_MEDIA_V2)
std::unique_ptr<CDMSession> createSession(const String& keySystem, CDMSessionClient*) override;
#endif
String languageOfPrimaryAudioTrack() const override;
#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
void processMediaSelectionOptions();
bool hasLoadedMediaSelectionGroups();
AVMediaSelectionGroup* safeMediaSelectionGroupForLegibleMedia();
AVMediaSelectionGroup* safeMediaSelectionGroupForAudibleMedia();
AVMediaSelectionGroup* safeMediaSelectionGroupForVisualMedia();
#endif
NSArray* safeAVAssetTracksForAudibleMedia();
#if ENABLE(DATACUE_VALUE)
void processMetadataTrack();
#endif
void setCurrentTextTrack(InbandTextTrackPrivateAVF*) override;
InbandTextTrackPrivateAVF* currentTextTrack() const override { return m_currentTextTrack; }
#if !HAVE(AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT)
void processLegacyClosedCaptionsTracks();
#endif
#if ENABLE(VIDEO_TRACK)
void updateAudioTracks();
void updateVideoTracks();
#endif
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
bool isCurrentPlaybackTargetWireless() const override;
String wirelessPlaybackTargetName() const override;
MediaPlayer::WirelessPlaybackTargetType wirelessPlaybackTargetType() const override;
bool wirelessVideoPlaybackDisabled() const override;
void setWirelessVideoPlaybackDisabled(bool) override;
bool canPlayToWirelessPlaybackTarget() const override { return true; }
void updateDisableExternalPlayback();
#endif
#if ENABLE(WIRELESS_PLAYBACK_TARGET) && !PLATFORM(IOS)
void setWirelessPlaybackTarget(Ref<MediaPlaybackTarget>&&) override;
void setShouldPlayToPlaybackTarget(bool) override;
#endif
double maxFastForwardRate() const override { return m_cachedCanPlayFastForward ? std::numeric_limits<double>::infinity() : 2.0; }
double minFastReverseRate() const override { return m_cachedCanPlayFastReverse ? -std::numeric_limits<double>::infinity() : 0.0; }
URL resolvedURL() const override;
Vector<String> preferredAudioCharacteristics() const;
WeakPtrFactory<MediaPlayerPrivateAVFoundationObjC> m_weakPtrFactory;
RetainPtr<AVURLAsset> m_avAsset;
RetainPtr<AVPlayer> m_avPlayer;
RetainPtr<AVPlayerItem> m_avPlayerItem;
RetainPtr<AVPlayerLayer> m_videoLayer;
#if PLATFORM(IOS) || (PLATFORM(MAC) && ENABLE(VIDEO_PRESENTATION_MODE))
std::unique_ptr<VideoFullscreenLayerManager> m_videoFullscreenLayerManager;
MediaPlayer::VideoGravity m_videoFullscreenGravity;
RetainPtr<PlatformLayer> m_textTrackRepresentationLayer;
#endif
RetainPtr<WebCoreAVFMovieObserver> m_objcObserver;
RetainPtr<id> m_timeObserver;
mutable String m_languageOfPrimaryAudioTrack;
bool m_videoFrameHasDrawn;
bool m_haveCheckedPlayability;
#if ENABLE(WEB_AUDIO) && USE(MEDIATOOLBOX)
RefPtr<AudioSourceProviderAVFObjC> m_provider;
#endif
RetainPtr<AVAssetImageGenerator> m_imageGenerator;
#if HAVE(AVFOUNDATION_VIDEO_OUTPUT)
RetainPtr<AVPlayerItemVideoOutput> m_videoOutput;
RetainPtr<WebCoreAVFPullDelegate> m_videoOutputDelegate;
RetainPtr<CGImageRef> m_lastImage;
dispatch_semaphore_t m_videoOutputSemaphore;
RetainPtr<AVPlayerItemVideoOutput> m_openGLVideoOutput;
std::unique_ptr<TextureCacheCV> m_textureCache;
std::unique_ptr<VideoTextureCopierCV> m_videoTextureCopier;
RetainPtr<CVPixelBufferRef> m_lastOpenGLImage;
#endif
std::unique_ptr<PixelBufferConformerCV> m_pixelBufferConformer;
#if HAVE(AVFOUNDATION_LOADER_DELEGATE)
friend class WebCoreAVFResourceLoader;
HashMap<RetainPtr<AVAssetResourceLoadingRequest>, RefPtr<WebCoreAVFResourceLoader>> m_resourceLoaderMap;
RetainPtr<WebCoreAVFLoaderDelegate> m_loaderDelegate;
HashMap<String, RetainPtr<AVAssetResourceLoadingRequest>> m_keyURIToRequestMap;
HashMap<String, RetainPtr<AVAssetResourceLoadingRequest>> m_sessionIDToRequestMap;
#endif
#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP) && HAVE(AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT)
RetainPtr<AVPlayerItemLegibleOutput> m_legibleOutput;
#endif
#if ENABLE(VIDEO_TRACK)
Vector<RefPtr<AudioTrackPrivateAVFObjC>> m_audioTracks;
Vector<RefPtr<VideoTrackPrivateAVFObjC>> m_videoTracks;
#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
RefPtr<MediaSelectionGroupAVFObjC> m_audibleGroup;
RefPtr<MediaSelectionGroupAVFObjC> m_visualGroup;
#endif
#endif
InbandTextTrackPrivateAVF* m_currentTextTrack;
#if ENABLE(DATACUE_VALUE)
RefPtr<InbandMetadataTextTrackPrivateAVF> m_metadataTrack;
#endif
#if PLATFORM(MAC) && ENABLE(WIRELESS_PLAYBACK_TARGET)
RetainPtr<AVOutputContext> m_outputContext;
RefPtr<MediaPlaybackTarget> m_playbackTarget { nullptr };
#endif
#if ENABLE(ENCRYPTED_MEDIA_V2)
WeakPtr<CDMSessionAVFoundationObjC> m_session;
#endif
mutable RetainPtr<NSArray> m_cachedSeekableRanges;
mutable RetainPtr<NSArray> m_cachedLoadedRanges;
RetainPtr<NSArray> m_cachedTracks;
RetainPtr<NSArray> m_currentMetaData;
FloatSize m_cachedPresentationSize;
MediaTime m_cachedDuration;
double m_cachedRate;
mutable long long m_cachedTotalBytes;
unsigned m_pendingStatusChanges;
int m_cachedItemStatus;
bool m_cachedLikelyToKeepUp;
bool m_cachedBufferEmpty;
bool m_cachedBufferFull;
bool m_cachedHasEnabledAudio;
bool m_shouldBufferData;
bool m_cachedIsReadyForDisplay;
bool m_haveBeenAskedToCreateLayer;
bool m_cachedCanPlayFastForward;
bool m_cachedCanPlayFastReverse;
bool m_muted { false };
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
mutable bool m_allowsWirelessVideoPlayback;
bool m_shouldPlayToPlaybackTarget { false };
#endif
};
}
#endif
#endif