media/base/mac/coremedia_glue.h - Issue 1421583007: Mac Video Capture: Sending the timestamps provided by the driver to the capture pipeline

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Issue 1421583007: Mac Video Capture: Sending the timestamps provided by the driver to the capture pipeline (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Alignment Created 5 years, 1 month ago

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1 // Copyright 2013 The Chromium Authors. All rights reserved.	1 // Copyright 2013 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef MEDIA_BASE_MAC_COREMEDIA_GLUE_H_	5 #ifndef MEDIA_BASE_MAC_COREMEDIA_GLUE_H_

6 #define MEDIA_BASE_MAC_COREMEDIA_GLUE_H_	6 #define MEDIA_BASE_MAC_COREMEDIA_GLUE_H_

7	7

8 #include <CoreVideo/CoreVideo.h>	8 #include <CoreVideo/CoreVideo.h>

9	9

10 #include "base/basictypes.h"	10 #include "base/basictypes.h"

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88 // Originally from CMSampleBuffer.h.	88 // Originally from CMSampleBuffer.h.

89 static CMBlockBufferRef CMSampleBufferGetDataBuffer(CMSampleBufferRef sbuf);	89 static CMBlockBufferRef CMSampleBufferGetDataBuffer(CMSampleBufferRef sbuf);

90 static CMFormatDescriptionRef CMSampleBufferGetFormatDescription(	90 static CMFormatDescriptionRef CMSampleBufferGetFormatDescription(

91 CMSampleBufferRef sbuf);	91 CMSampleBufferRef sbuf);

92 static CVImageBufferRef CMSampleBufferGetImageBuffer(	92 static CVImageBufferRef CMSampleBufferGetImageBuffer(

93 CMSampleBufferRef buffer);	93 CMSampleBufferRef buffer);

94 static CFArrayRef CMSampleBufferGetSampleAttachmentsArray(	94 static CFArrayRef CMSampleBufferGetSampleAttachmentsArray(

95 CMSampleBufferRef sbuf,	95 CMSampleBufferRef sbuf,

96 Boolean createIfNecessary);	96 Boolean createIfNecessary);

97 static CFStringRef kCMSampleAttachmentKey_NotSync();	97 static CFStringRef kCMSampleAttachmentKey_NotSync();

	98 static CMTime CMSampleBufferGetPresentationTimeStamp(CMSampleBufferRef sbuf);

98	99

99 // Originally from CMFormatDescription.h.	100 // Originally from CMFormatDescription.h.

100 static FourCharCode CMFormatDescriptionGetMediaSubType(	101 static FourCharCode CMFormatDescriptionGetMediaSubType(

101 CMFormatDescriptionRef desc);	102 CMFormatDescriptionRef desc);

102 static CMVideoDimensions CMVideoFormatDescriptionGetDimensions(	103 static CMVideoDimensions CMVideoFormatDescriptionGetDimensions(

103 CMVideoFormatDescriptionRef videoDesc);	104 CMVideoFormatDescriptionRef videoDesc);

104 static OSStatus CMVideoFormatDescriptionGetH264ParameterSetAtIndex(	105 static OSStatus CMVideoFormatDescriptionGetH264ParameterSetAtIndex(

105 CMFormatDescriptionRef videoDesc,	106 CMFormatDescriptionRef videoDesc,

106 size_t parameterSetIndex,	107 size_t parameterSetIndex,

107 const uint8_t** parameterSetPointerOut,	108 const uint8_t** parameterSetPointerOut,

108 size_t* parameterSetSizeOut,	109 size_t* parameterSetSizeOut,

109 size_t* parameterSetCountOut,	110 size_t* parameterSetCountOut,

110 int* NALUnitHeaderLengthOut)	111 int* NALUnitHeaderLengthOut)

111 /__OSX_AVAILABLE_STARTING(__MAC_10_9,__IPHONE_7_0)/;	112 /__OSX_AVAILABLE_STARTING(__MAC_10_9,__IPHONE_7_0)/;

112	113

113 private:	114 private:

114 DISALLOW_IMPLICIT_CONSTRUCTORS(CoreMediaGlue);	115 DISALLOW_IMPLICIT_CONSTRUCTORS(CoreMediaGlue);

115 };	116 };

116	117

117 #endif // MEDIA_BASE_MAC_COREMEDIA_GLUE_H_	118 #endif // MEDIA_BASE_MAC_COREMEDIA_GLUE_H_

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