Seeking through an audio file based on the packet level is simple. One just has to change currentPacket when filling the next buffer:
In the aurioTouch sample app the RemoteIO audio unit is configured for 2 channel non-interleaved LPCM in the 8.24 fixed point format. This is the preferred format on the iOS platform and I assume that
I hope this question is not too vague. I\'m trying to take info from an audio buffer in this Xcode project and use it to do some DSP.
I\'m decoding a video format that has an accompanying audio track in a separate file. Per the specs, I render a frame of video every 1/75th second. And the length of the video file is the same as the
O.K , so I\'m using core audio to extract audio from 10 different sample sources and then mixing them together in my callback function.
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post.
I am trying to access the raw data for an audio file on the iPhone/iPad. I have the following code which is a basic start down the path I need. However I am stumped at what to do once I have an AudioB
I want to implement a feature that lets the user trim an audio file (.caf) w开发者_开发技巧hich he perviously recorded. The recording part already works, but how can i add a trimming feature similar t
I\'m working on a DSP related iOS app. Part of the work is to copy audio data from outBuffer ->mAudioData to an user-specified array for data processing. The read method is like this:
I\'m trying to use Apple\'s MixerHostAudio class to mix and play audio files specified by the user. The class files can be found here: http://developer.apple.com/library/ios/#samplecode/MixerHost/Lis
加载中,请稍侯......