Title: [178467] branches/safari-600.5-branch
Revision
178467
Author
dburk...@apple.com
Date
2015-01-14 17:11:24 -0800 (Wed, 14 Jan 2015)

Log Message

Merged r174823. <rdar://problem/19424155>

Modified Paths

Added Paths

Diff

Modified: branches/safari-600.5-branch/LayoutTests/ChangeLog (178466 => 178467)


--- branches/safari-600.5-branch/LayoutTests/ChangeLog	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/LayoutTests/ChangeLog	2015-01-15 01:11:24 UTC (rev 178467)
@@ -1,5 +1,28 @@
 2015-01-14  Dana Burkart  <dburk...@apple.com>
 
+        Merged r174823. <rdar://problem/19424155>
+
+    2014-10-16  Jer Noble  <jer.no...@apple.com>
+
+            [Mac] Represent AVMediaSelectionOptions as AudioTracks
+            https://bugs.webkit.org/show_bug.cgi?id=137474
+
+            Reviewed by Brent Fulgham.
+
+            * http/tests/media/hls/hls-audio-tracks-expected.txt: Added.
+            * http/tests/media/hls/hls-audio-tracks.html: Added.
+            * http/tests/media/resources/hls/audio-tracks.m3u8: Added.
+            * http/tests/media/resources/hls/bipbop/iframe_index.m3u8: Added.
+            * http/tests/media/resources/hls/bipbop/main0.ts: Added.
+            * http/tests/media/resources/hls/bipbop/main1.ts: Added.
+            * http/tests/media/resources/hls/bipbop/prog_index.m3u8: Added.
+            * http/tests/media/resources/hls/french/main.aac: Added.
+            * http/tests/media/resources/hls/french/prog_index.m3u8: Added.
+            * http/tests/media/resources/hls/spanish/main.aac: Added.
+            * http/tests/media/resources/hls/spanish/prog_index.m3u8: Added.
+
+2015-01-14  Dana Burkart  <dburk...@apple.com>
+
         Merged r174402. <rdar://problem/19478358>
 
     2014-10-07  Jer Noble  <jer.no...@apple.com>

Copied: branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks-expected.txt (from rev 174823, trunk/LayoutTests/http/tests/media/hls/hls-audio-tracks-expected.txt) (0 => 178467)


--- branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks-expected.txt	                        (rev 0)
+++ branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks-expected.txt	2015-01-15 01:11:24 UTC (rev 178467)
@@ -0,0 +1,8 @@
+
+EVENT(canplaythrough)
+EXPECTED (video.audioTracks.length == '3') OK
+EXPECTED (video.audioTracks[0].enabled == 'true') OK
+EXPECTED (video.audioTracks[1].enabled == 'false') OK
+EXPECTED (video.audioTracks[2].enabled == 'false') OK
+END OF TEST
+

Copied: branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks.html (from rev 174823, trunk/LayoutTests/http/tests/media/hls/hls-audio-tracks.html) (0 => 178467)


--- branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks.html	                        (rev 0)
+++ branches/safari-600.5-branch/LayoutTests/http/tests/media/hls/hls-audio-tracks.html	2015-01-15 01:11:24 UTC (rev 178467)
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <script src=""
+        <script src=""
+        <script>
+            if (window.testRunner) {
+                testRunner.dumpAsText();
+                testRunner.waitUntilDone();
+            }
+
+            function start() {
+                video = document.getElementById('video');
+                waitForEvent('canplaythrough', canplaythrough);
+                video.src = ""
+            }
+
+            function canplaythrough() {
+                testExpected("video.audioTracks.length", 3);
+                testExpected("video.audioTracks[0].enabled", true);
+                testExpected("video.audioTracks[1].enabled", false);
+                testExpected("video.audioTracks[2].enabled", false);
+                endTest();
+            }
+        </script>
+    </head>
+    <body _onload_="start()">
+        <video id="video"></video>
+    </body>
+</html>

Copied: branches/safari-600.5-branch/LayoutTests/http/tests/media/resources/hls/audio-tracks.m3u8 (from rev 174823, trunk/LayoutTests/http/tests/media/resources/hls/audio-tracks.m3u8) (0 => 178467)


--- branches/safari-600.5-branch/LayoutTests/http/tests/media/resources/hls/audio-tracks.m3u8	                        (rev 0)
+++ branches/safari-600.5-branch/LayoutTests/http/tests/media/resources/hls/audio-tracks.m3u8	2015-01-15 01:11:24 UTC (rev 178467)
@@ -0,0 +1,9 @@
+#EXTM3U
+
+#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="bipbop_audio",LANGUAGE="eng",NAME="English Sound",AUTOSELECT=YES,DEFAULT=YES
+#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="bipbop_audio",LANGUAGE="fre",NAME="French Sound",AUTOSELECT=NO,DEFAULT=NO,URI="french/prog_index.m3u8"
+#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="bipbop_audio",LANGUAGE="spa",NAME="Spanish Sound",AUTOSELECT=NO,DEFAULT=NO,URI="spanish/prog_index.m3u8"
+
+#EXT-X-STREAM-INF:BANDWIDTH=634451,CODECS="mp4a.40.2, avc1.4d401e",RESOLUTION=640x480,AUDIO="bipbop_audio"
+bipbop/prog_index.m3u8
+#EXT-X-I-FRAME-STREAM-INF:BANDWIDTH=258613,CODECS="avc1.4d401e",URI="bipbop/iframe_index.m3u8"

Modified: branches/safari-600.5-branch/Source/WebCore/ChangeLog (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/ChangeLog	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/ChangeLog	2015-01-15 01:11:24 UTC (rev 178467)
@@ -1,5 +1,115 @@
 2015-01-14  Dana Burkart  <dburk...@apple.com>
 
+        Merged r174823. <rdar://problem/19424155>
+
+    2014-10-16  Jer Noble  <jer.no...@apple.com>
+
+            [Mac] Represent AVMediaSelectionOptions as AudioTracks
+            https://bugs.webkit.org/show_bug.cgi?id=137474
+
+            Reviewed by Brent Fulgham.
+
+            Test: http/tests/media/hls/hls-audio-tracks.html
+
+            Support selecting audio "tracks" in HLS streams by exposing AVMediaSelectionOptions
+            as entries in the video's AudioTrackList.
+
+            AVMediaSessionGroups and AVPlayerItems don't have KVO or notifications to track when options
+            are selected and deselected, so wrap AVMediaSessionGroup and AVMediaSessionOption in C++
+            wrappers. Each AVMediaSelectionGroup can have only one AVMediaSelectionOption selected at a
+            time, so the wrapper will take care of answering which AVMediaSelectionOption is currently
+            selected, as without KVO notifications, asking the AVMediaSelectionGroup directly is
+            inconsistent. Because setting the selected option multiple times in the same run-loop can
+            cause flakiness, coalesce calls to setSelectedOption() by setting a one-shot timer to do
+            the actual selection in the next run-loop.
+
+            * platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.h: Added.
+            (WebCore::MediaSelectionOptionAVFObjC::avMediaSelectionOption):
+            (WebCore::MediaSelectionOptionAVFObjC::clearGroup): Clear backpointer to group from option.
+            (WebCore::MediaSelectionGroupAVFObjC::selectedOption): Simple accessor.
+            (WebCore::MediaSelectionGroupAVFObjC::options):  Simple accessor.
+            (WebCore::MediaSelectionGroupAVFObjC::avMediaSelectionGroup): Simple accessor.
+            * platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.mm: Added.
+            (WebCore::MediaSelectionOptionAVFObjC::create): Simple factory method.
+            (WebCore::MediaSelectionOptionAVFObjC::MediaSelectionOptionAVFObjC): Simple constructor.
+            (WebCore::MediaSelectionOptionAVFObjC::setSelected): Pass through to MediaSelectionGroupAVFObjC.
+            (WebCore::MediaSelectionOptionAVFObjC::selected): Ditto.
+            (WebCore::MediaSelectionOptionAVFObjC::index): Return index of this object in the group's object.
+            (WebCore::MediaSelectionGroupAVFObjC::create):
+            (WebCore::MediaSelectionGroupAVFObjC::MediaSelectionGroupAVFObjC):
+            (WebCore::MediaSelectionGroupAVFObjC::~MediaSelectionGroupAVFObjC):
+            (WebCore::MediaSelectionGroupAVFObjC::updateOptions): Discover added or removed options.
+            (WebCore::MediaSelectionGroupAVFObjC::setSelectedOption): Set a one shot timer to coalesce multiple calls.
+            (WebCore::MediaSelectionGroupAVFObjC::selectionTimerFired): Set the selected AVSelectionOption.
+
+            Modify AVTrackPrivateAVFObjCImpl to support both AVPlayerItemTracks and these new
+            MediaSelectionOptionAVFObjC objects.
+
+            * platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.h:
+            (WebCore::AVTrackPrivateAVFObjCImpl::mediaSelectionOption): Simple accessor.
+            * platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.mm:
+            (WebCore::AVTrackPrivateAVFObjCImpl::AVTrackPrivateAVFObjCImpl):  Simple constructor.
+            (WebCore::AVTrackPrivateAVFObjCImpl::~AVTrackPrivateAVFObjCImpl): Simple destructor.
+            (WebCore::AVTrackPrivateAVFObjCImpl::enabled): Use MediaSelectionOptionAVFObjC, if present.
+            (WebCore::AVTrackPrivateAVFObjCImpl::setEnabled): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::audioKind): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::videoKind): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::index): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::id): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::label): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::language): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::languageForAVMediaSelectionOption): Ditto.
+            (WebCore::AVTrackPrivateAVFObjCImpl::trackID): Ditto.
+
+            Allow AudioTrackPrivateAVFObjC and VideoTrackPrivateAVFObjC to be created with
+            a MediaSelectionOptionAVFObjC.
+
+            * platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.h:
+            (WebCore::AudioTrackPrivateAVFObjC::create): Takes a MediaSelectionOptionAVFObjC.
+            * platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.mm:
+            (WebCore::AudioTrackPrivateAVFObjC::AudioTrackPrivateAVFObjC): Simple constructor.
+            (WebCore::AudioTrackPrivateAVFObjC::setMediaSelectionOption): Create a new AVTrackPrivateAVFObjCImpl.
+            (WebCore::AudioTrackPrivateAVFObjC::mediaSelectionOption): Simple accessor.
+            * platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.cpp:
+            (WebCore::VideoTrackPrivateAVFObjC::VideoTrackPrivateAVFObjC): Simple constructor.
+            (WebCore::VideoTrackPrivateAVFObjC::setMediaSelectonOption): Create a new AVTrackPrivateAVFObjCImpl.
+            (WebCore::VideoTrackPrivateAVFObjC::mediaSelectionOption): Simple accessor.
+            * platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.h:
+
+            Because IDs are not necessarily unique across AVPlayerItemTracks and AVMediaSelectionOptions,
+            use the index of the track or option instead of it's self-declared ID for ordering for the
+            trackIndex.
+
+            * platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.mm:
+            (WebCore::AudioTrackPrivateAVFObjC::resetPropertiesFromTrack):
+            * platform/graphics/avfoundation/objc/VideoTrackPrivateMediaSourceAVFObjC.mm:
+            (WebCore::VideoTrackPrivateMediaSourceAVFObjC::resetPropertiesFromTrack):
+
+            Rather than making allowing the AVPlayerItem to automatically select the "best"
+            AVMediaSelectionOption, select the automatic options when creating the AVPlayerItem
+            and thereafter allow the users manual selections "stick".
+
+            * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h:
+            * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm:
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::ensureAVPlayer):
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::ensureAVPlayerItem):
+
+            Determine whether any MediaSelectionOptionsAVFObjC have been added or removed and send trackChange events accordingly.
+
+            * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm:
+            (WebCore::determineChangedTracksFromNewTracksAndOldItems): Added.
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::updateAudioTracks): Search for updated selection options.
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::updateVideoTracks): Ditto.
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::safeMediaSelectionGroupForAudibleMedia): Return selection group, if available.
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::safeMediaSelectionGroupForVisualMedia): Ditto.
+            (WebCore::MediaPlayerPrivateAVFoundationObjC::tracksDidChange): Filter out AVPlayerItemTracks without
+                AVAssetTracks, as these will be represented by MediaSelectionGroupObjCs instead.
+            
+            Add new files to project.
+            * WebCore.xcodeproj/project.pbxproj:
+
+2015-01-14  Dana Burkart  <dburk...@apple.com>
+
         Merged r174402. <rdar://problem/19478358>
 
     2014-10-07  Jer Noble  <jer.no...@apple.com>

Modified: branches/safari-600.5-branch/Source/WebCore/WebCore.xcodeproj/project.pbxproj (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/WebCore.xcodeproj/project.pbxproj	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/WebCore.xcodeproj/project.pbxproj	2015-01-15 01:11:24 UTC (rev 178467)
@@ -5730,6 +5730,8 @@
 		CDAE8C091746B95700532D78 /* MediaSessionManager.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CDAE8C071746B95700532D78 /* MediaSessionManager.cpp */; };
 		CDB859F7160D48A400E5B07F /* MediaKeyEvent.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CDB859F4160D489900E5B07F /* MediaKeyEvent.cpp */; };
 		CDB859FA160D494900E5B07F /* JSMediaKeyEvent.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CDB859F8160D493E00E5B07F /* JSMediaKeyEvent.cpp */; };
+		CDBEAEAC19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.mm in Sources */ = {isa = PBXBuildFile; fileRef = CDBEAEAA19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.mm */; };
+		CDBEAEAD19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.h in Headers */ = {isa = PBXBuildFile; fileRef = CDBEAEAB19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.h */; };
 		CDC26B40160A8CC60026757B /* MockCDM.cpp in Sources */ = {isa = PBXBuildFile; fileRef = CDC26B3C160A62B00026757B /* MockCDM.cpp */; };
 		CDC26B41160A8CCE0026757B /* MockCDM.h in Headers */ = {isa = PBXBuildFile; fileRef = CDC26B3D160A62B00026757B /* MockCDM.h */; };
 		CDC69DD61632026C007C38DF /* WebCoreFullScreenWarningView.h in Headers */ = {isa = PBXBuildFile; fileRef = CDC69DD41632026C007C38DF /* WebCoreFullScreenWarningView.h */; settings = {ATTRIBUTES = (Private, ); }; };
@@ -13232,6 +13234,8 @@
 		CDB859F6160D489900E5B07F /* MediaKeyEvent.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = MediaKeyEvent.idl; sourceTree = "<group>"; };
 		CDB859F8160D493E00E5B07F /* JSMediaKeyEvent.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = JSMediaKeyEvent.cpp; sourceTree = "<group>"; };
 		CDB859F9160D493E00E5B07F /* JSMediaKeyEvent.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = JSMediaKeyEvent.h; sourceTree = "<group>"; };
+		CDBEAEAA19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = MediaSelectionGroupAVFObjC.mm; sourceTree = "<group>"; };
+		CDBEAEAB19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MediaSelectionGroupAVFObjC.h; sourceTree = "<group>"; };
 		CDC1DD4117CC2C48008CB55D /* mediaControlsApple.css */ = {isa = PBXFileReference; lastKnownFileType = text.css; path = mediaControlsApple.css; sourceTree = "<group>"; };
 		CDC26B3C160A62B00026757B /* MockCDM.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = MockCDM.cpp; sourceTree = "<group>"; };
 		CDC26B3D160A62B00026757B /* MockCDM.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = MockCDM.h; sourceTree = "<group>"; };
@@ -21788,6 +21792,8 @@
 				CD8B5A40180D149A008B8E65 /* VideoTrackPrivateMediaSourceAVFObjC.mm */,
 				CD7E05201651A84100C1201F /* WebCoreAVFResourceLoader.h */,
 				CD7E05211651A84100C1201F /* WebCoreAVFResourceLoader.mm */,
+				CDBEAEAA19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.mm */,
+				CDBEAEAB19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.h */,
 			);
 			name = objc;
 			sourceTree = "<group>";
@@ -24011,6 +24017,7 @@
 				85C78A680ABDE1B40044FC16 /* DOMException.h in Headers */,
 				BC1A37B5097C715F0019F3D8 /* DOMExtensions.h in Headers */,
 				BC00F0040E0A185500FD04E3 /* DOMFile.h in Headers */,
+				CDBEAEAD19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.h in Headers */,
 				2E3BC108117D479800B9409A /* DOMFileError.h in Headers */,
 				2E3BC10B117D47C800B9409A /* DOMFileErrorInternal.h in Headers */,
 				BC00F0060E0A185500FD04E3 /* DOMFileInternal.h in Headers */,
@@ -28350,6 +28357,7 @@
 				59A86006119DAF7F00DEF1EF /* JSDeviceOrientationEvent.cpp in Sources */,
 				590E1B4B11E4EF700069F784 /* JSDeviceOrientationEventCustom.cpp in Sources */,
 				BCE438A2140C0DC0005E437E /* JSDictionary.cpp in Sources */,
+				CDBEAEAC19D92B6C00BEBA88 /* MediaSelectionGroupAVFObjC.mm in Sources */,
 				659DDC8209E198BA001BF3C6 /* JSDocument.cpp in Sources */,
 				49C7BA8D1042F5B10009D447 /* JSDocumentCustom.cpp in Sources */,
 				1A494EDE0A123F4C00FDAFC1 /* JSDocumentFragment.cpp in Sources */,

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.h (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.h	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.h	2015-01-15 01:11:24 UTC (rev 178467)
@@ -31,20 +31,29 @@
 #include "AudioTrackPrivate.h"
 #include "VideoTrackPrivate.h"
 #include <wtf/OwnPtr.h>
+#include <wtf/Ref.h>
 #include <wtf/RetainPtr.h>
 
 OBJC_CLASS AVAssetTrack;
+OBJC_CLASS AVPlayerItem;
 OBJC_CLASS AVPlayerItemTrack;
+OBJC_CLASS AVMediaSelectionGroup;
+OBJC_CLASS AVMediaSelectionOption;
 
 namespace WebCore {
 
+class MediaSelectionOptionAVFObjC;
+
 class AVTrackPrivateAVFObjCImpl {
 public:
     explicit AVTrackPrivateAVFObjCImpl(AVPlayerItemTrack*);
     explicit AVTrackPrivateAVFObjCImpl(AVAssetTrack*);
+    explicit AVTrackPrivateAVFObjCImpl(MediaSelectionOptionAVFObjC&);
+    ~AVTrackPrivateAVFObjCImpl();
 
     AVPlayerItemTrack* playerItemTrack() const { return m_playerItemTrack.get(); }
     AVAssetTrack* assetTrack() const { return m_assetTrack.get(); }
+    MediaSelectionOptionAVFObjC* mediaSelectionOption() const { return m_mediaSelectionOption.get(); }
 
     bool enabled() const;
     void setEnabled(bool);
@@ -52,6 +61,7 @@
     AudioTrackPrivate::Kind audioKind() const;
     VideoTrackPrivate::Kind videoKind() const;
 
+    int index() const;
     AtomicString id() const;
     AtomicString label() const;
     AtomicString language() const;
@@ -59,10 +69,13 @@
     int trackID() const;
 
     static String languageForAVAssetTrack(AVAssetTrack*);
+    static String languageForAVMediaSelectionOption(AVMediaSelectionOption *);
 
 private:
     RetainPtr<AVPlayerItemTrack> m_playerItemTrack;
     RetainPtr<AVAssetTrack> m_assetTrack;
+    RetainPtr<AVPlayerItem> m_playerItem;
+    RefPtr<MediaSelectionOptionAVFObjC> m_mediaSelectionOption;
 };
 
 }

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.mm (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.mm	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/AVTrackPrivateAVFObjCImpl.mm	2015-01-15 01:11:24 UTC (rev 178467)
@@ -28,16 +28,27 @@
 
 #if ENABLE(VIDEO_TRACK)
 
+#import "MediaSelectionGroupAVFObjC.h"
 #import "SoftLinking.h"
-#import <objc/runtime.h>
 #import <AVFoundation/AVAssetTrack.h>
+#import <AVFoundation/AVMediaSelectionGroup.h>
+#import <AVFoundation/AVMetadataItem.h>
+#import <AVFoundation/AVPlayerItem.h>
 #import <AVFoundation/AVPlayerItemTrack.h>
-#import <AVFoundation/AVMetadataItem.h>
+#import <objc/runtime.h>
 
+@class AVMediaSelectionOption;
+@interface AVMediaSelectionOption (WebKitInternal)
+- (id)optionID;
+@end
+
 SOFT_LINK_FRAMEWORK_OPTIONAL(AVFoundation)
 
 SOFT_LINK_CLASS(AVFoundation, AVAssetTrack)
+SOFT_LINK_CLASS(AVFoundation, AVPlayerItem)
 SOFT_LINK_CLASS(AVFoundation, AVPlayerItemTrack)
+SOFT_LINK_CLASS(AVFoundation, AVMediaSelectionGroup)
+SOFT_LINK_CLASS(AVFoundation, AVMediaSelectionOption)
 SOFT_LINK_CLASS(AVFoundation, AVMetadataItem)
 
 SOFT_LINK_POINTER_OPTIONAL(AVFoundation, AVMediaCharacteristicIsMainProgramContent, NSString *)
@@ -69,48 +80,120 @@
 {
 }
 
+AVTrackPrivateAVFObjCImpl::AVTrackPrivateAVFObjCImpl(MediaSelectionOptionAVFObjC& option)
+    : m_mediaSelectionOption(&option)
+{
+}
+
+AVTrackPrivateAVFObjCImpl::~AVTrackPrivateAVFObjCImpl()
+{
+}
+    
 bool AVTrackPrivateAVFObjCImpl::enabled() const
 {
-    ASSERT(m_playerItemTrack);
-    return [m_playerItemTrack isEnabled];
+    if (m_playerItemTrack)
+        return [m_playerItemTrack isEnabled];
+    if (m_mediaSelectionOption)
+        return m_mediaSelectionOption->selected();
+    ASSERT_NOT_REACHED();
+    return false;
 }
 
 void AVTrackPrivateAVFObjCImpl::setEnabled(bool enabled)
 {
-    ASSERT(m_playerItemTrack);
-    [m_playerItemTrack setEnabled:enabled];
+    if (m_playerItemTrack)
+        [m_playerItemTrack setEnabled:enabled];
+    else if (m_mediaSelectionOption)
+        m_mediaSelectionOption->setSelected(enabled);
+    else
+        ASSERT_NOT_REACHED();
 }
 
 AudioTrackPrivate::Kind AVTrackPrivateAVFObjCImpl::audioKind() const
 {
-    if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
-        return AudioTrackPrivate::Alternative;
-    else if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
-        return AudioTrackPrivate::Main;
+    if (m_assetTrack) {
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
+            return AudioTrackPrivate::Alternative;
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
+            return AudioTrackPrivate::Main;
+        return AudioTrackPrivate::None;
+    }
+
+    if (m_mediaSelectionOption) {
+        AVMediaSelectionOption *option = m_mediaSelectionOption->avMediaSelectionOption();
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
+            return AudioTrackPrivate::Alternative;
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
+            return AudioTrackPrivate::Main;
+        return AudioTrackPrivate::None;
+    }
+
+    ASSERT_NOT_REACHED();
     return AudioTrackPrivate::None;
 }
 
 VideoTrackPrivate::Kind AVTrackPrivateAVFObjCImpl::videoKind() const
 {
-    if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicDescribesVideoForAccessibility])
-        return VideoTrackPrivate::Sign;
-    else if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicTranscribesSpokenDialogForAccessibility])
-        return VideoTrackPrivate::Captions;
-    else if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
-        return VideoTrackPrivate::Alternative;
-    else if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
-        return VideoTrackPrivate::Main;
+    if (m_assetTrack) {
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicDescribesVideoForAccessibility])
+            return VideoTrackPrivate::Sign;
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicTranscribesSpokenDialogForAccessibility])
+            return VideoTrackPrivate::Captions;
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
+            return VideoTrackPrivate::Alternative;
+        if ([m_assetTrack hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
+            return VideoTrackPrivate::Main;
+        return VideoTrackPrivate::None;
+    }
+
+    if (m_mediaSelectionOption) {
+        AVMediaSelectionOption *option = m_mediaSelectionOption->avMediaSelectionOption();
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicDescribesVideoForAccessibility])
+            return VideoTrackPrivate::Sign;
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicTranscribesSpokenDialogForAccessibility])
+            return VideoTrackPrivate::Captions;
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicIsAuxiliaryContent])
+            return VideoTrackPrivate::Alternative;
+        if ([option hasMediaCharacteristic:AVMediaCharacteristicIsMainProgramContent])
+            return VideoTrackPrivate::Main;
+        return VideoTrackPrivate::None;
+    }
+
+    ASSERT_NOT_REACHED();
     return VideoTrackPrivate::None;
 }
 
+int AVTrackPrivateAVFObjCImpl::index() const
+{
+    if (m_assetTrack)
+        return [[[m_assetTrack asset] tracks] indexOfObject:m_assetTrack.get()];
+    if (m_mediaSelectionOption)
+        return [[[m_playerItem asset] tracks] count] + m_mediaSelectionOption->index();
+    ASSERT_NOT_REACHED();
+    return 0;
+}
+
 AtomicString AVTrackPrivateAVFObjCImpl::id() const
 {
-    return String::format("%d", [m_assetTrack trackID]);
+    if (m_assetTrack)
+        return String::format("%d", [m_assetTrack trackID]);
+    if (m_mediaSelectionOption)
+        return [[m_mediaSelectionOption->avMediaSelectionOption() optionID] stringValue];
+    ASSERT_NOT_REACHED();
+    return emptyAtom;
 }
 
 AtomicString AVTrackPrivateAVFObjCImpl::label() const
 {
-    NSArray *titles = [AVMetadataItem metadataItemsFromArray:[m_assetTrack commonMetadata] withKey:AVMetadataCommonKeyTitle keySpace:AVMetadataKeySpaceCommon];
+    NSArray *commonMetadata = nil;
+    if (m_assetTrack)
+        commonMetadata = [m_assetTrack commonMetadata];
+    else if (m_mediaSelectionOption)
+        commonMetadata = [m_mediaSelectionOption->avMediaSelectionOption() commonMetadata];
+    else
+        ASSERT_NOT_REACHED();
+
+    NSArray *titles = [AVMetadataItem metadataItemsFromArray:commonMetadata withKey:AVMetadataCommonKeyTitle keySpace:AVMetadataKeySpaceCommon];
     if (![titles count])
         return emptyAtom;
 
@@ -123,7 +206,13 @@
 
 AtomicString AVTrackPrivateAVFObjCImpl::language() const
 {
-    return languageForAVAssetTrack(m_assetTrack.get());
+    if (m_assetTrack)
+        return languageForAVAssetTrack(m_assetTrack.get());
+    if (m_mediaSelectionOption)
+        return languageForAVMediaSelectionOption(m_mediaSelectionOption->avMediaSelectionOption());
+
+    ASSERT_NOT_REACHED();
+    return emptyAtom;
 }
 
 String AVTrackPrivateAVFObjCImpl::languageForAVAssetTrack(AVAssetTrack* track)
@@ -143,9 +232,35 @@
     return language;
 }
 
+String AVTrackPrivateAVFObjCImpl::languageForAVMediaSelectionOption(AVMediaSelectionOption* option)
+{
+#if  __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090
+    NSString *language = [option extendedLanguageTag];
+#else
+    NSString *language = nil;
+#endif
+
+    // If the language code is stored as a QuickTime 5-bit packed code there aren't enough bits for a full
+    // RFC 4646 language tag so extendedLanguageTag returns NULL. In this case languageCode will return the
+    // ISO 639-2/T language code so check it.
+    if (!language)
+        language = [[option locale] objectForKey:NSLocaleLanguageCode];
+
+    // Some legacy tracks have "und" as a language, treat that the same as no language at all.
+    if (!language || [language isEqualToString:@"und"])
+        return emptyString();
+    
+    return language;
+}
+
 int AVTrackPrivateAVFObjCImpl::trackID() const
 {
-    return [m_assetTrack trackID];
+    if (m_assetTrack)
+        return [m_assetTrack trackID];
+    if (m_mediaSelectionOption)
+        return [[m_mediaSelectionOption->avMediaSelectionOption() optionID] intValue];
+    ASSERT_NOT_REACHED();
+    return 0;
 }
 
 }

Copied: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.h (from rev 174823, trunk/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.h) (0 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.h	                        (rev 0)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.h	2015-01-15 01:11:24 UTC (rev 178467)
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2014 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)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MediaSelectionGroupAVFObjC_h
+#define MediaSelectionGroupAVFObjC_h
+
+#if ENABLE(VIDEO_TRACK)
+
+#include "Timer.h"
+#include <wtf/HashMap.h>
+#include <wtf/IteratorRange.h>
+#include <wtf/OwnPtr.h>
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefCounted.h>
+#include <wtf/RefPtr.h>
+#include <wtf/RetainPtr.h>
+
+OBJC_CLASS AVPlayerItem;
+OBJC_CLASS AVMediaSelectionGroup;
+OBJC_CLASS AVMediaSelectionOption;
+
+namespace WebCore {
+
+class MediaSelectionGroupAVFObjC;
+
+class MediaSelectionOptionAVFObjC : public RefCounted<MediaSelectionOptionAVFObjC> {
+public:
+    static PassRefPtr<MediaSelectionOptionAVFObjC> create(MediaSelectionGroupAVFObjC&, AVMediaSelectionOption *);
+
+    void setSelected(bool);
+    bool selected() const;
+
+    int index() const;
+
+    AVMediaSelectionOption *avMediaSelectionOption() const { return m_mediaSelectionOption.get(); }
+
+private:
+    friend class MediaSelectionGroupAVFObjC;
+    MediaSelectionOptionAVFObjC(MediaSelectionGroupAVFObjC&, AVMediaSelectionOption *);
+
+    void clearGroup() { m_group = nullptr; }
+
+    MediaSelectionGroupAVFObjC* m_group;
+    RetainPtr<AVMediaSelectionOption> m_mediaSelectionOption;
+};
+
+class MediaSelectionGroupAVFObjC : public RefCounted<MediaSelectionGroupAVFObjC> {
+public:
+    static PassRefPtr<MediaSelectionGroupAVFObjC> create(AVPlayerItem*, AVMediaSelectionGroup*);
+    ~MediaSelectionGroupAVFObjC();
+
+    void setSelectedOption(MediaSelectionOptionAVFObjC*);
+    MediaSelectionOptionAVFObjC* selectedOption() const { return m_selectedOption; }
+
+    void updateOptions();
+
+    typedef HashMap<AVMediaSelectionOption*, RefPtr<MediaSelectionOptionAVFObjC>> OptionContainer;
+    WTF::IteratorRange<OptionContainer::iterator::Values> options() { return m_options.values(); }
+
+    AVMediaSelectionGroup *avMediaSelectionGroup() const { return m_mediaSelectionGroup.get(); }
+
+private:
+    MediaSelectionGroupAVFObjC(AVPlayerItem*, AVMediaSelectionGroup*);
+
+    void selectionTimerFired(Timer<MediaSelectionGroupAVFObjC>&);
+
+    RetainPtr<AVPlayerItem> m_playerItem;
+    RetainPtr<AVMediaSelectionGroup> m_mediaSelectionGroup;
+    OptionContainer m_options;
+    MediaSelectionOptionAVFObjC* m_selectedOption;
+    Timer<MediaSelectionGroupAVFObjC> m_selectionTimer;
+};
+
+}
+
+#endif // ENABLE(VIDEO_TRACK)
+
+#endif // MediaSelectionGroupAVFObjC_h

Copied: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.mm (from rev 174823, trunk/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.mm) (0 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.mm	                        (rev 0)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/MediaSelectionGroupAVFObjC.mm	2015-01-15 01:11:24 UTC (rev 178467)
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2014 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)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "config.h"
+#import "MediaSelectionGroupAVFObjC.h"
+
+#if ENABLE(VIDEO_TRACK)
+
+#import "SoftLinking.h"
+#import <AVFoundation/AVAsset.h>
+#import <AVFoundation/AVMediaSelectionGroup.h>
+#import <AVFoundation/AVPlayerItem.h>
+#import <objc/runtime.h>
+#import <wtf/HashMap.h>
+#import <wtf/HashSet.h>
+
+SOFT_LINK_FRAMEWORK_OPTIONAL(AVFoundation)
+
+SOFT_LINK_CLASS(AVFoundation, AVMediaSelectionGroup)
+SOFT_LINK_CLASS(AVFoundation, AVMediaSelectionOption)
+
+namespace WebCore {
+
+PassRefPtr<MediaSelectionOptionAVFObjC> MediaSelectionOptionAVFObjC::create(MediaSelectionGroupAVFObjC& group, AVMediaSelectionOption *option)
+{
+    return adoptRef(new MediaSelectionOptionAVFObjC(group, option));
+}
+
+MediaSelectionOptionAVFObjC::MediaSelectionOptionAVFObjC(MediaSelectionGroupAVFObjC& group, AVMediaSelectionOption *option)
+    : m_group(&group)
+    , m_mediaSelectionOption(option)
+{
+}
+
+void MediaSelectionOptionAVFObjC::setSelected(bool selected)
+{
+    if (!m_group)
+        return;
+
+    if (selected == this->selected())
+        return;
+
+    m_group->setSelectedOption(selected ? this : nullptr);
+}
+
+bool MediaSelectionOptionAVFObjC::selected() const
+{
+    if (!m_group)
+        return false;
+    return this == m_group->selectedOption();
+}
+
+int MediaSelectionOptionAVFObjC::index() const
+{
+    if (!m_group)
+        return 0;
+
+    return [[m_group->avMediaSelectionGroup() options] indexOfObject:m_mediaSelectionOption.get()];
+}
+
+PassRefPtr<MediaSelectionGroupAVFObjC> MediaSelectionGroupAVFObjC::create(AVPlayerItem *item, AVMediaSelectionGroup *group)
+{
+    return adoptRef(new MediaSelectionGroupAVFObjC(item, group));
+}
+
+MediaSelectionGroupAVFObjC::MediaSelectionGroupAVFObjC(AVPlayerItem *item, AVMediaSelectionGroup *group)
+    : m_playerItem(item)
+    , m_mediaSelectionGroup(group)
+    , m_selectedOption(nullptr)
+    , m_selectionTimer(this, &MediaSelectionGroupAVFObjC::selectionTimerFired)
+{
+    updateOptions();
+}
+
+MediaSelectionGroupAVFObjC::~MediaSelectionGroupAVFObjC()
+{
+    for (auto& option : m_options.values())
+        option->clearGroup();
+}
+
+void MediaSelectionGroupAVFObjC::updateOptions()
+{
+    RetainPtr<NSSet> newAVOptions = adoptNS([[NSSet alloc] initWithArray:[getAVMediaSelectionGroupClass() playableMediaSelectionOptionsFromArray:[m_mediaSelectionGroup options]]]);
+    RetainPtr<NSMutableSet> oldAVOptions = adoptNS([[NSMutableSet alloc] initWithCapacity:m_options.size()]);
+    for (auto& avOption : m_options.keys())
+        [oldAVOptions addObject:avOption];
+
+    RetainPtr<NSMutableSet> addedAVOptions = [newAVOptions mutableCopy];
+    [addedAVOptions minusSet:oldAVOptions.get()];
+
+    RetainPtr<NSMutableSet> removedAVOptions = [oldAVOptions mutableCopy];
+    [removedAVOptions minusSet:newAVOptions.get()];
+
+    for (AVMediaSelectionOption* removedAVOption in removedAVOptions.get()) {
+        if (m_selectedOption && removedAVOption == m_selectedOption->avMediaSelectionOption())
+            m_selectedOption = nullptr;
+
+        m_options.remove(removedAVOption);
+    }
+
+    AVMediaSelectionOption* selectedOption = [m_playerItem selectedMediaOptionInMediaSelectionGroup:m_mediaSelectionGroup.get()];
+
+    for (AVMediaSelectionOption* addedAVOption in addedAVOptions.get()) {
+        RefPtr<MediaSelectionOptionAVFObjC> addedOption = MediaSelectionOptionAVFObjC::create(*this, addedAVOption);
+        if (addedAVOption == selectedOption)
+            m_selectedOption = addedOption.get();
+        m_options.set(addedAVOption, addedOption.release());
+    }
+}
+
+void MediaSelectionGroupAVFObjC::setSelectedOption(MediaSelectionOptionAVFObjC* option)
+{
+    if (m_selectedOption == option)
+        return;
+
+    m_selectedOption = option;
+    if (m_selectionTimer.isActive())
+        m_selectionTimer.stop();
+    m_selectionTimer.startOneShot(0);
+}
+
+void MediaSelectionGroupAVFObjC::selectionTimerFired(Timer<MediaSelectionGroupAVFObjC>&)
+{
+    [m_playerItem selectMediaOption:(m_selectedOption ? m_selectedOption->avMediaSelectionOption() : nil) inMediaSelectionGroup:m_mediaSelectionGroup.get()];
+}
+
+}
+
+#endif

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.h (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.h	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.h	2015-01-15 01:11:24 UTC (rev 178467)
@@ -31,12 +31,16 @@
 #include "AudioTrackPrivateAVF.h"
 #include <wtf/OwnPtr.h>
 
+OBJC_CLASS AVAssetTrack;
+OBJC_CLASS AVPlayerItem;
 OBJC_CLASS AVPlayerItemTrack;
-OBJC_CLASS AVAssetTrack;
+OBJC_CLASS AVMediaSelectionGroup;
+OBJC_CLASS AVMediaSelectionOption;
 
 namespace WebCore {
 
 class AVTrackPrivateAVFObjCImpl;
+class MediaSelectionOptionAVFObjC;
 
 class AudioTrackPrivateAVFObjC : public AudioTrackPrivateAVF {
     WTF_MAKE_NONCOPYABLE(AudioTrackPrivateAVFObjC)
@@ -51,6 +55,11 @@
         return adoptRef(new AudioTrackPrivateAVFObjC(track));
     }
 
+    static RefPtr<AudioTrackPrivateAVFObjC> create(MediaSelectionOptionAVFObjC& option)
+    {
+        return adoptRef(new AudioTrackPrivateAVFObjC(option));
+    }
+
     virtual void setEnabled(bool);
 
     void setPlayerItemTrack(AVPlayerItemTrack*);
@@ -59,9 +68,14 @@
     void setAssetTrack(AVAssetTrack*);
     AVAssetTrack* assetTrack();
 
+    void setMediaSelectionOption(MediaSelectionOptionAVFObjC&);
+    MediaSelectionOptionAVFObjC* mediaSelectionOption();
+
 private:
+    friend class MediaPlayerPrivateAVFoundationObjC;
     AudioTrackPrivateAVFObjC(AVPlayerItemTrack*);
     AudioTrackPrivateAVFObjC(AVAssetTrack*);
+    AudioTrackPrivateAVFObjC(MediaSelectionOptionAVFObjC&);
 
     void resetPropertiesFromTrack();
     std::unique_ptr<AVTrackPrivateAVFObjCImpl> m_impl;

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.mm (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.mm	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/AudioTrackPrivateAVFObjC.mm	2015-01-15 01:11:24 UTC (rev 178467)
@@ -26,6 +26,7 @@
 #import "config.h"
 #import "AudioTrackPrivateAVFObjC.h"
 #import "AVTrackPrivateAVFObjCImpl.h"
+#import "MediaSelectionGroupAVFObjC.h"
 
 #if ENABLE(VIDEO_TRACK)
 
@@ -37,13 +38,19 @@
     resetPropertiesFromTrack();
 }
 
+AudioTrackPrivateAVFObjC::AudioTrackPrivateAVFObjC(MediaSelectionOptionAVFObjC& option)
+    : m_impl(std::make_unique<AVTrackPrivateAVFObjCImpl>(option))
+{
+    resetPropertiesFromTrack();
+}
+
 void AudioTrackPrivateAVFObjC::resetPropertiesFromTrack()
 {
     // Don't call this->setEnabled() because it also sets the enabled state of the
     // AVPlayerItemTrack
     AudioTrackPrivateAVF::setEnabled(m_impl->enabled());
 
-    setTrackIndex(m_impl->trackID());
+    setTrackIndex(m_impl->index());
     setKind(m_impl->audioKind());
     setId(m_impl->id());
     setLabel(m_impl->label());
@@ -78,6 +85,17 @@
     return m_impl->assetTrack();
 }
 
+void AudioTrackPrivateAVFObjC::setMediaSelectionOption(MediaSelectionOptionAVFObjC& option)
+{
+    m_impl = std::make_unique<AVTrackPrivateAVFObjCImpl>(option);
+    resetPropertiesFromTrack();
+}
+
+MediaSelectionOptionAVFObjC* AudioTrackPrivateAVFObjC::mediaSelectionOption()
+{
+    return m_impl->mediaSelectionOption();
+}
+
 void AudioTrackPrivateAVFObjC::setEnabled(bool enabled)
 {
     AudioTrackPrivateAVF::setEnabled(enabled);

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h	2015-01-15 01:11:24 UTC (rev 178467)
@@ -63,6 +63,7 @@
 class InbandMetadataTextTrackPrivateAVF;
 class InbandTextTrackPrivateAVFObjC;
 class AudioTrackPrivateAVFObjC;
+class MediaSelectionGroupAVFObjC;
 class VideoTrackPrivateAVFObjC;
 
 class MediaPlayerPrivateAVFoundationObjC : public MediaPlayerPrivateAVFoundation {
@@ -240,6 +241,8 @@
 #if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
     void processMediaSelectionOptions();
     AVMediaSelectionGroup* safeMediaSelectionGroupForLegibleMedia();
+    AVMediaSelectionGroup* safeMediaSelectionGroupForAudibleMedia();
+    AVMediaSelectionGroup* safeMediaSelectionGroupForVisualMedia();
 #endif
 
 #if ENABLE(DATACUE_VALUE)
@@ -318,7 +321,11 @@
 #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;
 

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm	2015-01-15 01:11:24 UTC (rev 178467)
@@ -46,6 +46,7 @@
 #import "OutOfBandTextTrackPrivateAVF.h"
 #import "URL.h"
 #import "Logging.h"
+#import "MediaSelectionGroupAVFObjC.h"
 #import "MediaTimeAVFoundation.h"
 #import "PlatformTimeRanges.h"
 #import "SecurityOrigin.h"
@@ -66,6 +67,7 @@
 #import <runtime/Uint8Array.h>
 #import <wtf/CurrentTime.h>
 #import <wtf/Functional.h>
+#import <wtf/ListHashSet.h>
 #import <wtf/NeverDestroyed.h>
 #import <wtf/text/CString.h>
 #import <wtf/text/StringBuilder.h>
@@ -88,6 +90,12 @@
 #import <VideoToolbox/VideoToolbox.h>
 #endif
 
+namespace std {
+template <> struct iterator_traits<HashSet<RefPtr<WebCore::MediaSelectionOptionAVFObjC>>::iterator> {
+    typedef RefPtr<WebCore::MediaSelectionOptionAVFObjC> value_type;
+};
+}
+
 @interface WebVideoContainerLayer : CALayer
 @end
 
@@ -123,7 +131,11 @@
 
 typedef AVPlayer AVPlayerType;
 typedef AVPlayerItem AVPlayerItemType;
+typedef AVPlayerItemLegibleOutput AVPlayerItemLegibleOutputType;
+typedef AVPlayerItemVideoOutput AVPlayerItemVideoOutputType;
 typedef AVMetadataItem AVMetadataItemType;
+typedef AVMediaSelectionGroup AVMediaSelectionGroupType;
+typedef AVMediaSelectionOption AVMediaSelectionOptionType;
 
 SOFT_LINK_FRAMEWORK_OPTIONAL(AVFoundation)
 SOFT_LINK_FRAMEWORK_OPTIONAL(CoreMedia)
@@ -853,7 +865,7 @@
 #endif
 
 #if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP) && HAVE(AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT)
-    [m_avPlayer.get() setAppliesMediaSelectionCriteriaAutomatically:YES];
+    [m_avPlayer.get() setAppliesMediaSelectionCriteriaAutomatically:NO];
 #endif
 
 #if ENABLE(IOS_AIRPLAY)
@@ -909,6 +921,12 @@
     [m_avPlayerItem.get() addOutput:m_legibleOutput.get()];
 #endif
 
+#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP) && HAVE(AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT)
+        [m_avPlayerItem selectMediaOptionAutomaticallyInMediaSelectionGroup:safeMediaSelectionGroupForLegibleMedia()];
+        [m_avPlayerItem selectMediaOptionAutomaticallyInMediaSelectionGroup:safeMediaSelectionGroupForAudibleMedia()];
+        [m_avPlayerItem selectMediaOptionAutomaticallyInMediaSelectionGroup:safeMediaSelectionGroupForVisualMedia()];
+#endif
+
     setDelayCallbacks(false);
 }
 
@@ -1735,24 +1753,27 @@
     }]]]);
     RetainPtr<NSMutableSet> oldTracks = adoptNS([[NSMutableSet alloc] initWithCapacity:oldItems.size()]);
 
-    typedef Vector<RefT> ItemVector;
-    for (auto i = oldItems.begin(); i != oldItems.end(); ++i)
-        [oldTracks addObject:(*i)->playerItemTrack()];
+    for (auto& oldItem : oldItems) {
+        if (oldItem->playerItemTrack())
+            [oldTracks addObject:oldItem->playerItemTrack()];
+    }
 
+    // Find the added & removed AVPlayerItemTracks:
     RetainPtr<NSMutableSet> removedTracks = adoptNS([oldTracks mutableCopy]);
     [removedTracks minusSet:newTracks.get()];
 
     RetainPtr<NSMutableSet> addedTracks = adoptNS([newTracks mutableCopy]);
     [addedTracks minusSet:oldTracks.get()];
 
+    typedef Vector<RefT> ItemVector;
     ItemVector replacementItems;
     ItemVector addedItems;
     ItemVector removedItems;
-    for (auto i = oldItems.begin(); i != oldItems.end(); ++i) {
-        if ([removedTracks containsObject:(*i)->playerItemTrack()])
-            removedItems.append(*i);
+    for (auto& oldItem : oldItems) {
+        if (oldItem->playerItemTrack() && [removedTracks containsObject:oldItem->playerItemTrack()])
+            removedItems.append(oldItem);
         else
-            replacementItems.append(*i);
+            replacementItems.append(oldItem);
     }
 
     for (AVPlayerItemTrack* track in addedTracks.get())
@@ -1761,13 +1782,75 @@
     replacementItems.appendVector(addedItems);
     oldItems.swap(replacementItems);
 
-    for (auto i = removedItems.begin(); i != removedItems.end(); ++i)
-        (player->*removedFunction)(*i);
+    for (auto& removedItem : removedItems)
+        (player->*removedFunction)(removedItem);
 
-    for (auto i = addedItems.begin(); i != addedItems.end(); ++i)
-        (player->*addedFunction)(*i);
+    for (auto& addedItem : addedItems)
+        (player->*addedFunction)(addedItem);
 }
 
+#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
+template <typename RefT, typename PassRefT>
+void determineChangedTracksFromNewTracksAndOldItems(MediaSelectionGroupAVFObjC* group, Vector<RefT>& oldItems, RefT (*itemFactory)(MediaSelectionOptionAVFObjC&), MediaPlayer* player, void (MediaPlayer::*removedFunction)(PassRefT), void (MediaPlayer::*addedFunction)(PassRefT))
+{
+    group->updateOptions();
+
+    // Only add selection options which do not have an associated persistant track.
+    ListHashSet<RefPtr<MediaSelectionOptionAVFObjC>> newSelectionOptions;
+    for (auto& option : group->options()) {
+        if (!option)
+            continue;
+        AVMediaSelectionOptionType* avOption = option->avMediaSelectionOption();
+        if (!avOption)
+            continue;
+        if (![avOption respondsToSelector:@selector(track)] || ![avOption performSelector:@selector(track)])
+            newSelectionOptions.add(option);
+    }
+
+    ListHashSet<RefPtr<MediaSelectionOptionAVFObjC>> oldSelectionOptions;
+    for (auto& oldItem : oldItems) {
+        if (MediaSelectionOptionAVFObjC *option = oldItem->mediaSelectionOption())
+            oldSelectionOptions.add(option);
+    }
+
+    // Find the added & removed AVMediaSelectionOptions:
+    ListHashSet<RefPtr<MediaSelectionOptionAVFObjC>> removedSelectionOptions;
+    for (auto& oldOption : oldSelectionOptions) {
+        if (!newSelectionOptions.contains(oldOption))
+            removedSelectionOptions.add(oldOption);
+    }
+
+    ListHashSet<RefPtr<MediaSelectionOptionAVFObjC>> addedSelectionOptions;
+    for (auto& newOption : newSelectionOptions) {
+        if (!oldSelectionOptions.contains(newOption))
+            addedSelectionOptions.add(newOption);
+    }
+
+    typedef Vector<RefT> ItemVector;
+    ItemVector replacementItems;
+    ItemVector addedItems;
+    ItemVector removedItems;
+    for (auto& oldItem : oldItems) {
+        if (oldItem->mediaSelectionOption() && removedSelectionOptions.contains(oldItem->mediaSelectionOption()))
+            removedItems.append(oldItem);
+        else
+            replacementItems.append(oldItem);
+    }
+
+    for (auto& option : addedSelectionOptions)
+        addedItems.append(itemFactory(*option.get()));
+
+    replacementItems.appendVector(addedItems);
+    oldItems.swap(replacementItems);
+    
+    for (auto& removedItem : removedItems)
+        (player->*removedFunction)(removedItem);
+    
+    for (auto& addedItem : addedItems)
+        (player->*addedFunction)(addedItem);
+}
+#endif
+
 void MediaPlayerPrivateAVFoundationObjC::updateAudioTracks()
 {
 #if !LOG_DISABLED
@@ -1776,6 +1859,19 @@
 
     determineChangedTracksFromNewTracksAndOldItems(m_cachedTracks.get(), AVMediaTypeAudio, m_audioTracks, &AudioTrackPrivateAVFObjC::create, player(), &MediaPlayer::removeAudioTrack, &MediaPlayer::addAudioTrack);
 
+#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
+    if (!m_audibleGroup) {
+        if (AVMediaSelectionGroupType *group = safeMediaSelectionGroupForAudibleMedia())
+            m_audibleGroup = MediaSelectionGroupAVFObjC::create(m_avPlayerItem.get(), group);
+    }
+
+    if (m_audibleGroup)
+        determineChangedTracksFromNewTracksAndOldItems(m_audibleGroup.get(), m_audioTracks, &AudioTrackPrivateAVFObjC::create, player(), &MediaPlayer::removeAudioTrack, &MediaPlayer::addAudioTrack);
+#endif
+
+    for (auto& track : m_audioTracks)
+        track->resetPropertiesFromTrack();
+
 #if !LOG_DISABLED
     LOG(Media, "MediaPlayerPrivateAVFoundationObjC::updateAudioTracks(%p) - audio track count was %lu, is %lu", this, count, m_audioTracks.size());
 #endif
@@ -1789,6 +1885,19 @@
 
     determineChangedTracksFromNewTracksAndOldItems(m_cachedTracks.get(), AVMediaTypeVideo, m_videoTracks, &VideoTrackPrivateAVFObjC::create, player(), &MediaPlayer::removeVideoTrack, &MediaPlayer::addVideoTrack);
 
+#if HAVE(AVFOUNDATION_MEDIA_SELECTION_GROUP)
+    if (!m_visualGroup) {
+        if (AVMediaSelectionGroupType *group = safeMediaSelectionGroupForVisualMedia())
+            m_visualGroup = MediaSelectionGroupAVFObjC::create(m_avPlayerItem.get(), group);
+    }
+
+    if (m_visualGroup)
+        determineChangedTracksFromNewTracksAndOldItems(m_visualGroup.get(), m_videoTracks, &VideoTrackPrivateAVFObjC::create, player(), &MediaPlayer::removeVideoTrack, &MediaPlayer::addVideoTrack);
+#endif
+
+    for (auto& track : m_audioTracks)
+        track->resetPropertiesFromTrack();
+
 #if !LOG_DISABLED
     LOG(Media, "MediaPlayerPrivateAVFoundationObjC::updateVideoTracks(%p) - video track count was %lu, is %lu", this, count, m_videoTracks.size());
 #endif
@@ -2193,6 +2302,28 @@
     return [m_avAsset.get() mediaSelectionGroupForMediaCharacteristic:AVMediaCharacteristicLegible];
 }
 
+AVMediaSelectionGroupType* MediaPlayerPrivateAVFoundationObjC::safeMediaSelectionGroupForAudibleMedia()
+{
+    if (!m_avAsset)
+        return nil;
+
+    if ([m_avAsset.get() statusOfValueForKey:@"availableMediaCharacteristicsWithMediaSelectionOptions" error:NULL] != AVKeyValueStatusLoaded)
+        return nil;
+
+    return [m_avAsset.get() mediaSelectionGroupForMediaCharacteristic:AVMediaCharacteristicAudible];
+}
+
+AVMediaSelectionGroupType* MediaPlayerPrivateAVFoundationObjC::safeMediaSelectionGroupForVisualMedia()
+{
+    if (!m_avAsset)
+        return nil;
+
+    if ([m_avAsset.get() statusOfValueForKey:@"availableMediaCharacteristicsWithMediaSelectionOptions" error:NULL] != AVKeyValueStatusLoaded)
+        return nil;
+
+    return [m_avAsset.get() mediaSelectionGroupForMediaCharacteristic:AVMediaCharacteristicVisual];
+}
+
 void MediaPlayerPrivateAVFoundationObjC::processMediaSelectionOptions()
 {
     AVMediaSelectionGroupType *legibleGroup = safeMediaSelectionGroupForLegibleMedia();
@@ -2583,7 +2714,14 @@
     for (AVPlayerItemTrack *track in m_cachedTracks.get())
         [track removeObserver:m_objcObserver.get() forKeyPath:@"enabled"];
 
-    m_cachedTracks = tracks;
+    NSArray *assetTracks = [m_avAsset tracks];
+
+    // Tracks which are not present in the AVAsset are streaming tracks, and will instead be represented by
+    // AVMediaSelectionOptions.
+    m_cachedTracks = [tracks objectsAtIndexes:[tracks indexesOfObjectsPassingTest:^(id obj, NSUInteger, BOOL*) {
+        return [assetTracks containsObject:[obj assetTrack]];
+    }]];
+
     for (AVPlayerItemTrack *track in m_cachedTracks.get())
         [track addObserver:m_objcObserver.get() forKeyPath:@"enabled" options:NSKeyValueObservingOptionNew context:(void *)MediaPlayerAVFoundationObservationContextPlayerItemTrack];
 

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.cpp (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.cpp	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.cpp	2015-01-15 01:11:24 UTC (rev 178467)
@@ -26,6 +26,7 @@
 #import "config.h"
 #import "VideoTrackPrivateAVFObjC.h"
 #import "AVTrackPrivateAVFObjCImpl.h"
+#import "MediaSelectionGroupAVFObjC.h"
 
 #if ENABLE(VIDEO_TRACK)
 
@@ -43,6 +44,12 @@
     resetPropertiesFromTrack();
 }
 
+VideoTrackPrivateAVFObjC::VideoTrackPrivateAVFObjC(MediaSelectionOptionAVFObjC& option)
+    : m_impl(std::make_unique<AVTrackPrivateAVFObjCImpl>(option))
+{
+    resetPropertiesFromTrack();
+}
+
 void VideoTrackPrivateAVFObjC::resetPropertiesFromTrack()
 {
     // Don't call this->setSelected() because it also sets the enabled state of the
@@ -78,6 +85,17 @@
     return m_impl->assetTrack();
 }
 
+void VideoTrackPrivateAVFObjC::setMediaSelectonOption(MediaSelectionOptionAVFObjC& option)
+{
+    m_impl = std::make_unique<AVTrackPrivateAVFObjCImpl>(option);
+    resetPropertiesFromTrack();
+}
+
+MediaSelectionOptionAVFObjC* VideoTrackPrivateAVFObjC::mediaSelectionOption()
+{
+    return m_impl->mediaSelectionOption();
+}
+
 void VideoTrackPrivateAVFObjC::setSelected(bool enabled)
 {
     VideoTrackPrivateAVF::setSelected(enabled);

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.h (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.h	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateAVFObjC.h	2015-01-15 01:11:24 UTC (rev 178467)
@@ -31,11 +31,15 @@
 #include "VideoTrackPrivateAVF.h"
 
 OBJC_CLASS AVAssetTrack;
+OBJC_CLASS AVPlayerItem;
 OBJC_CLASS AVPlayerItemTrack;
+OBJC_CLASS AVMediaSelectionGroup;
+OBJC_CLASS AVMediaSelectionOption;
 
 namespace WebCore {
 
 class AVTrackPrivateAVFObjCImpl;
+class MediaSelectionOptionAVFObjC;
 
 class VideoTrackPrivateAVFObjC final : public VideoTrackPrivateAVF {
     WTF_MAKE_NONCOPYABLE(VideoTrackPrivateAVFObjC)
@@ -50,6 +54,11 @@
         return adoptRef(new VideoTrackPrivateAVFObjC(track));
     }
 
+    static RefPtr<VideoTrackPrivateAVFObjC> create(MediaSelectionOptionAVFObjC& option)
+    {
+        return adoptRef(new VideoTrackPrivateAVFObjC(option));
+    }
+
     virtual void setSelected(bool) override;
 
     void setPlayerItemTrack(AVPlayerItemTrack*);
@@ -58,9 +67,13 @@
     void setAssetTrack(AVAssetTrack*);
     AVAssetTrack* assetTrack();
 
+    void setMediaSelectonOption(MediaSelectionOptionAVFObjC&);
+    MediaSelectionOptionAVFObjC* mediaSelectionOption();
+
 private:
     explicit VideoTrackPrivateAVFObjC(AVPlayerItemTrack*);
     explicit VideoTrackPrivateAVFObjC(AVAssetTrack*);
+    explicit VideoTrackPrivateAVFObjC(MediaSelectionOptionAVFObjC&);
 
     void resetPropertiesFromTrack();
     std::unique_ptr<AVTrackPrivateAVFObjCImpl> m_impl;

Modified: branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateMediaSourceAVFObjC.mm (178466 => 178467)


--- branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateMediaSourceAVFObjC.mm	2015-01-15 01:07:11 UTC (rev 178466)
+++ branches/safari-600.5-branch/Source/WebCore/platform/graphics/avfoundation/objc/VideoTrackPrivateMediaSourceAVFObjC.mm	2015-01-15 01:11:24 UTC (rev 178467)
@@ -47,6 +47,7 @@
 {
     m_trackID = m_impl->trackID();
 
+    setTrackIndex(m_impl->index());
     setKind(m_impl->videoKind());
     setId(m_impl->id());
     setLabel(m_impl->label());
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