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cmapi: cover CMBufferQueue's trigger API

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This commit is contained in:
Ole André Vadla Ravnås 2010-11-11 23:41:44 +01:00
parent e4db4257d5
commit de76e9fdb6
2 changed files with 30 additions and 4 deletions
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2
sys/applemedia/cmapi.c
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@ -83,8 +83,10 @@ gst_cm_api_obtain (GError ** error)
SYM_SPEC (CMBufferQueueDequeueAndRetain), SYM_SPEC (CMBufferQueueDequeueAndRetain),
SYM_SPEC (CMBufferQueueGetBufferCount), SYM_SPEC (CMBufferQueueGetBufferCount),
SYM_SPEC (CMBufferQueueInstallTrigger),
SYM_SPEC (CMBufferQueueIsEmpty), SYM_SPEC (CMBufferQueueIsEmpty),
SYM_SPEC (FigBufferQueueRelease), SYM_SPEC (FigBufferQueueRelease),
SYM_SPEC (CMBufferQueueRemoveTrigger),
SYM_SPEC (CMBufferQueueSetValidationCallback), SYM_SPEC (CMBufferQueueSetValidationCallback),
SYM_SPEC (kCMFormatDescriptionExtension_SampleDescriptionExtensionAtoms), SYM_SPEC (kCMFormatDescriptionExtension_SampleDescriptionExtensionAtoms),

32
sys/applemedia/cmapi.h
View file

@ -39,11 +39,14 @@ typedef struct _CMVideoDimensions CMVideoDimensions;
typedef struct _CMTime CMTime; typedef struct _CMTime CMTime;
typedef CFTypeRef CMBufferQueueRef; typedef CFTypeRef CMBufferQueueRef;
typedef SInt32 CMBufferQueueTriggerCondition;
typedef struct _CMBufferQueueTriggerToken *CMBufferQueueTriggerToken;
typedef CFTypeRef CMSampleBufferRef; typedef CFTypeRef CMSampleBufferRef;
typedef CFTypeRef CMBlockBufferRef; typedef CFTypeRef CMBlockBufferRef;
typedef Boolean (* CMBufferQueueValidateFunc) (CMBufferQueueRef queue, typedef void (* CMBufferQueueTriggerCallback) (void *triggerRefcon,
CMBufferQueueTriggerToken triggerToken);
typedef Boolean (* CMBufferQueueValidationCallback) (CMBufferQueueRef queue,
CMSampleBufferRef buf, void *refCon); CMSampleBufferRef buf, void *refCon);
enum _FigMediaType enum _FigMediaType
@ -58,6 +61,21 @@ enum _FigCodecType
kYUV420vCodecType = '420v' kYUV420vCodecType = '420v'
}; };
enum _CMBufferQueueTriggerCondition
{
kCMBufferQueueTrigger_WhenDurationBecomesLessThan = 1,
kCMBufferQueueTrigger_WhenDurationBecomesLessThanOrEqualTo = 2,
kCMBufferQueueTrigger_WhenDurationBecomesGreaterThan = 3,
kCMBufferQueueTrigger_WhenDurationBecomesGreaterThanOrEqualTo = 4,
kCMBufferQueueTrigger_WhenMinPresentationTimeStampChanges = 5,
kCMBufferQueueTrigger_WhenMaxPresentationTimeStampChanges = 6,
kCMBufferQueueTrigger_WhenDataBecomesReady = 7,
kCMBufferQueueTrigger_WhenEndOfDataReached = 8,
kCMBufferQueueTrigger_WhenReset = 9,
kCMBufferQueueTrigger_WhenBufferCountBecomesLessThan = 10,
kCMBufferQueueTrigger_WhenBufferCountBecomesGreaterThan = 11
};
struct _FigBaseVTable struct _FigBaseVTable
{ {
gsize unk; gsize unk;
@ -159,10 +177,16 @@ struct _GstCMApi
CMSampleBufferRef (* CMBufferQueueDequeueAndRetain) CMSampleBufferRef (* CMBufferQueueDequeueAndRetain)
(CMBufferQueueRef queue); (CMBufferQueueRef queue);
CFIndex (* CMBufferQueueGetBufferCount) (CMBufferQueueRef queue); CFIndex (* CMBufferQueueGetBufferCount) (CMBufferQueueRef queue);
OSStatus (* CMBufferQueueInstallTrigger) (CMBufferQueueRef queue,
CMBufferQueueTriggerCallback triggerCallback, void * triggerRefCon,
CMBufferQueueTriggerCondition triggerCondition, CMTime triggerTime,
CMBufferQueueTriggerToken * triggerTokenOut);
Boolean (* CMBufferQueueIsEmpty) (CMBufferQueueRef queue); Boolean (* CMBufferQueueIsEmpty) (CMBufferQueueRef queue);
void (* FigBufferQueueRelease) (CMBufferQueueRef queue); void (* FigBufferQueueRelease) (CMBufferQueueRef queue);
OSStatus (* CMBufferQueueSetValidationCallback) OSStatus (* CMBufferQueueRemoveTrigger) (CMBufferQueueRef queue,
(CMBufferQueueRef queue, CMBufferQueueValidateFunc func, void *refCon); CMBufferQueueTriggerToken triggerToken);
OSStatus (* CMBufferQueueSetValidationCallback) (CMBufferQueueRef queue,
CMBufferQueueValidationCallback func, void *refCon);
CFStringRef * kCMFormatDescriptionExtension_SampleDescriptionExtensionAtoms; CFStringRef * kCMFormatDescriptionExtension_SampleDescriptionExtensionAtoms;
CFStringRef * kCMSampleAttachmentKey_DependsOnOthers; CFStringRef * kCMSampleAttachmentKey_DependsOnOthers;