Re: AudioConverterNew unknown error
Re: AudioConverterNew unknown error
- Subject: Re: AudioConverterNew unknown error
- From: William Stewart <email@hidden>
- Date: Mon, 27 Sep 2004 10:57:28 -0700
Take a look at using the CAStreamBasicDescription class in the CA SDK
(PublicUtility)... The way that you are laying out the ASBD here is
incorrect and that class will "do the right thing" for you
Bill
On 26/9/04 2:54 PM, "Malcolm Haylock" <email@hidden> wrote:
> Hi All,
>
> I'm receiving error no. 29759 when I try to create a new audio converter
> between two formats with identical fields apart from mFormatFlags. The
> source and destination fields are:
>
> mSampleRate=44100.0
> mFormatID=lpcm
> mFormatFlags=
> source:
> kLinearPCMFormatFlagIsSignedInteger |
> kLinearPCMFormatFlagIsBigEndian |
> kLinearPCMFormatFlagIsPacked;
> destination:
> kAudioFormatFlagIsNonInterleaved |
> kAudioFormatFlagIsPacked |
> kAudioFormatFlagIsBigEndian |
> kLinearPCMFormatFlagIsFloat
> mBytesPerPacket=32
> mFramesPerPacket=1
> mBytesPerFrame=32
> mChannelsPerFrame=8
> mBitsPerChannel=32
> mReserved=0
>
> All works fine when I remove the kAudioFormatFlagIsNonInterleaved flag
> from the destination.
>
> What is error 29759 and why is this happenning?
>
> Thanks,
> Malcolm Haylock
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