Introduction to audio technology for IPhone OS

IPhone OS Audio technology provides a rich audio experience for users. It includes audio playback, high-quality recording and triggering of the device's vibration capabilities.

IPhone OS's audio technology supports the following audio formats: AAC, Apple Lossless (ALAC), A-law, IMA/ADPCM (IMA4), Linear PCM, Μ-law, Core audio, and more.

① Core Audio Family

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The core audio family of frameworks provides local support for audio, as shown in.

Core Audio is a C language-based interface and supports stereo (Stereo Audio). Develop a core audio framework that uses iphone OS to generate, record, mix and play audio in iphone apps.

Developers can also access the vibration capabilities of their mobile devices through core audio.

Core Audio frame:

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②openal

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The IPhone OS also supports the Open Audio Library (OpenAL). OpenAL is a cross-platform standard that delivers location audio (positional). Developers can apply openal to achieve high-performance, high-quality audio in games or other applications that require location audio output.

Since OpenAL is a cross-platform standard, code modules with OpenAL can be migrated smoothly to other platforms.

This article is from the "Green Peak" blog, please make sure to keep this source http://zhuxianzhong.blog.51cto.com/157061/1762010

Introduction to audio technology for IPhone OS