Qtopia includes a multimedia framework for applications that playback Music and Videos. Features include play lists, plug-ins and control widgets, with currently supported plug-in types including audio effects and visualizations.
The reference integration of the Helix DNA codec library is provided with Qtopia supports multimedia codecs such as: AMR-NB and AMR-WB,WAV,H.263,MPEG4,AAC and aacPlus, MP3, RealAudio and RealVideo. Helix DNA also supports development for various file system, file format and datatype plug-ins. Simplified APIs provide simple playback interfaces and avoid the requirement to call into Helix DNA directly.
A reference integration of the Helix DNA codec library is provided with Qtopia. The library supports the following multimedia codecs:
AMR-NB and AMR-WB
WAV
H.263
MPEG4
AAC and aacPlus
MP3
RealAudio and RealVideo.
Some of these (eg. the last three) can also be streamed.
Note: the Helix DNA framework is under constant development at http://www.helixcommunity.org - check there for current functionality and licensing information.
Enhanced Plug-in Architecture
The multimedia architecture supports development of plugins. Current plug-in types include:
Audio Effects
Visualizations.
Helix DNA also supports development for various file system, file format and datatype plug-ins.
Simplified APIs
Rather than calling into Helix DNA directly applications can use QSound for a simple audio playback interface. QSound can playback all audio file formats supported by Helix DNA.
Common Application Framework
The multimedia architecture provides a common framework for applications that playback Music and Videos. Some features of the application framework include:
