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+2013-10-24 Jer Noble <jer.noble@apple.com>
+
+ [Mac] Add helper methods to convert CMTime <--> MediaTime
+ https://bugs.webkit.org/show_bug.cgi?id=123285
+
+ Reviewed by Eric Carlson.
+
+ Add a #ifdef header_h protector.
+
+ * wtf/MediaTime.h:
+
2013-10-24 Mark Rowe <mrowe@apple.com>
Remove references to OS X 10.7 from Xcode configuration settings.
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#ifndef MediaTime_h
+#define MediaTime_h
+
#include <wtf/FastMalloc.h>
#include <cmath>
using WTF::MediaTime;
using WTF::abs;
+
+#endif
+2013-10-24 Jer Noble <jer.noble@apple.com>
+
+ [Mac] Add helper methods to convert CMTime <--> MediaTime
+ https://bugs.webkit.org/show_bug.cgi?id=123285
+
+ Reviewed by Eric Carlson.
+
+ Add utility methods to convert between CMTime (a rational time class) and MediaTime.
+ Once there, PlatformClockCM can now vend and accept MediaTimes for currentTime.
+
+ * platform/mac/MediaTimeMac.h:
+ * platform/mac/MediaTimeMac.cpp:
+ (WebCore::toMediaTime): Added conversion utility method.
+ (WebCore::toCMTime): Ditto.
+
+ * platform/mac/PlatformClockCM.h:
+ * platform/mac/PlatformClockCM.mm:
+ (PlatformClockCM::setCurrentMediaTime): Added.
+ (PlatformClockCM::currentMediaTime): Added.
+
+ * WebCore.xcodeproj/project.pbxproj: Add new files to project.
+
2013-10-24 Mark Rowe <mrowe@apple.com>
Remove references to OS X 10.7 from Xcode configuration settings.
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1402645D0AFDC19B005919E2 /* LoggingMac.mm */,
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49E911C50EF86D47009D0CAF /* IdentityTransformOperation.h in Headers */,
+ CD641EC01819B36000EE4C41 /* MediaTimeMac.h in Headers */,
C0C054CD1118C8E400CE2636 /* IDLParser.pm in Headers */,
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BC3C39B60C0D3D8D005F4D7A /* JSMediaList.cpp in Sources */,
D3A94A46122DC40F00A37BBC /* JSMediaQueryList.cpp in Sources */,
+ CD641EBF1819B36000EE4C41 /* MediaTimeMac.cpp in Sources */,
FDBD480C159BC6870093EB4F /* JSMediaStreamAudioSourceNode.cpp in Sources */,
E107400D0E77BDC00033AF24 /* JSMessageChannel.cpp in Sources */,
E1A5F99B0E7EAA2500AF85EA /* JSMessageChannelCustom.cpp in Sources */,
--- /dev/null
+/*
+ * 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.
+ */
+
+#include "config.h"
+#include "MediaTimeMac.h"
+
+#if USE(COREMEDIA)
+
+namespace WebCore {
+
+MediaTime toMediaTime(const CMTime& cmTime)
+{
+ uint32_t flags = 0;
+ if (CMTIME_IS_VALID(cmTime))
+ flags |= MediaTime::Valid;
+ if (CMTIME_HAS_BEEN_ROUNDED(cmTime))
+ flags |= MediaTime::HasBeenRounded;
+ if (CMTIME_IS_POSITIVE_INFINITY(cmTime))
+ flags |= MediaTime::PositiveInfinite;
+ if (CMTIME_IS_NEGATIVE_INFINITY(cmTime))
+ flags |= MediaTime::NegativeInfinite;
+ if (CMTIME_IS_INDEFINITE(cmTime))
+ flags |= MediaTime::Indefinite;
+
+ return MediaTime(cmTime.value, cmTime.timescale, flags);
+}
+
+CMTime toCMTime(const MediaTime& mediaTime)
+{
+ CMTime time = {mediaTime.timeValue(), mediaTime.timeScale(), 0, 0};
+
+ if (mediaTime.isValid())
+ time.flags |= kCMTimeFlags_Valid;
+ if (mediaTime.hasBeenRounded())
+ time.flags |= kCMTimeFlags_HasBeenRounded;
+ if (mediaTime.isPositiveInfinite())
+ time.flags |= kCMTimeFlags_PositiveInfinity;
+ if (mediaTime.isNegativeInfinite())
+ time.flags |= kCMTimeFlags_NegativeInfinity;
+
+ return time;
+}
+
+}
+
+#endif
--- /dev/null
+/*
+ * 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.
+ */
+
+#ifndef MediaTimeMac_h
+#define MediaTimeMac_h
+
+#if USE(COREMEDIA)
+
+#include <CoreMedia/CMTime.h>
+#include <wtf/MediaTime.h>
+
+namespace WebCore {
+
+CMTime toCMTime(const MediaTime&);
+MediaTime toMediaTime(const CMTime&);
+
+}
+
+#endif
+
+#endif
#if USE(COREMEDIA)
#include "Clock.h"
+#include <wtf/MediaTime.h>
#include <wtf/RetainPtr.h>
typedef struct OpaqueCMTimebase* CMTimebaseRef;
PlatformClockCM();
PlatformClockCM(CMClockRef);
-private:
- void initializeWithTimingSource(CMClockRef);
-
virtual void setCurrentTime(double) OVERRIDE;
virtual double currentTime() const OVERRIDE;
+ void setCurrentMediaTime(const MediaTime&);
+ MediaTime currentMediaTime() const;
+
virtual void setPlayRate(double) OVERRIDE;
virtual double playRate() const OVERRIDE { return m_rate; }
virtual void stop() OVERRIDE;
virtual bool isRunning() const OVERRIDE { return m_running; }
+private:
+ void initializeWithTimingSource(CMClockRef);
+
RetainPtr<CMTimebaseRef> m_timebase;
double m_rate;
bool m_running;
#import "PlatformClockCM.h"
+#import "MediaTimeMac.h"
#import "SoftLinking.h"
#import <CoreMedia/CMAudioDeviceClock.h>
return CMTimeGetSeconds(cmTime);
}
+void PlatformClockCM::setCurrentMediaTime(const MediaTime& time)
+{
+ CMTimebaseSetTime(m_timebase.get(), toCMTime(time));
+}
+
+MediaTime PlatformClockCM::currentMediaTime() const
+{
+ return toMediaTime(CMTimebaseGetTime(m_timebase.get()));
+}
+
void PlatformClockCM::setPlayRate(double rate)
{
if (m_rate == rate)
git://git.webkit.org / WebKit-https.git / commitdiff