Re: ioMainBuffer NULL?
Re: ioMainBuffer NULL?
- Subject: Re: ioMainBuffer NULL?
- From: Jeff Moore <email@hidden>
- Date: Mon, 25 Mar 2013 10:52:45 -0700
There really isn't enough context here to answer your question.
--
Jeff Moore
Core Audio
Apple
On Mar 25, 2013, at 3:01 AM, Eric Gorouben <email@hidden> wrote:
> Hi,
>
> My driver is being sent null buffers and null values in DoIOOperation.
>
> inStreamObjectID AudioObjectID 33
> inOperationID UInt32 1919246692
> inIOBufferFrameSize UInt32 96
> inIOCycleInfo const AudioServerPlugInIOCycleInfo & 0x0000000102e8f8a0
> mIOCycleCounter UInt64 0
> mNominalIOBufferFrameSize UInt32 96
> mCurrentTime AudioTimeStamp
> mSampleTime Float64 0
> mHostTime UInt64 0
> mRateScalar Float64 0
> mWordClockTime UInt64 0
> mSMPTETime SMPTETime
> mFlags UInt32 0
> mReserved UInt32 0
> mInputTime AudioTimeStamp
> mSampleTime Float64 638896
> mHostTime UInt64 0
> mRateScalar Float64 0
> mWordClockTime UInt64 0
> mSMPTETime SMPTETime
> mFlags UInt32 1
> mReserved UInt32 0
> mOutputTime AudioTimeStamp
> mSampleTime Float64 0
> mHostTime UInt64 0
> mRateScalar Float64 0
> mWordClockTime UInt64 0
> mSMPTETime SMPTETime
> mFlags UInt32 0
> mReserved UInt32 0
> mMasterHostTicksPerFrame Float64 0
> mDeviceHostTicksPerFrame Float64 0
> ioMainBuffer void * 0x0000000000000000
> ioSecondaryBuffer void * 0x0000000000000000
>
>
> Previous steps seem to correct. What can cause this? What did I miss?
> Thanks
>
> Eric
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