Audio Decoder
From AVObjects Knowledge Base
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Decodes MP3 and AAC audio streams with the ability to switch dynamically between streams.
Overview
- DLL Name: AudioDecoderL.dll
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MediaLooks Audio Decoder DirectShow Filter is a high-performance DirectShow decoder for a variety of audio formats. The filter is capable of switching seamlessly between sources that are encoded by different audio standards - without the need to stop the graph and reconnect.
Supported Audio Encoding Formats
- MPEG-1/2 Audio Layer 1 (MP1)
- MPEG-1/2 Audio Layer 2 (MP2)
- MPEG-1/2 Audio Layer 3 (MP3)
- Advanced Audio Coding (AAC)
- DVD LPCM Audio
Features
- Highly optimized for the Intel processor family.
- Seamless dynamic switching between audio streams of all supported types.
Supported Audio Standards
- ISO/IEC 11172-3: 1993 (E)
- ISO/IEC 13818-3:1998 (E)
- ISO/IEC 13818-7:2004 (E)
- ISO/IEC 14496-3:2005
Technical Specs
| Filter Interfaces: | IBaseFilter, IPersistStream, ISpecifyPropertyPages, IMLAudioDecoder |
| Input Pin Media Types | MEDIATYPE_Audio MEDIASUBTYPE_MPEG1AudioPayload, MEDIASUBTYPE_MPEG2_AUDIO FORMAT_WaveFormatEx (WAVEFORMATEX, WAVEFORMATEXTENSIBLE) {WAVE_FORMAT_MPEGLAYER3-0000-0010-8000-00AA00389B71} FORMAT_WaveFormatEx (MPEGLAYER3WAVEFORMAT) FORMAT_WaveFormatEx (WAVEFORMATEX, WAVEFORMATEXTENSIBLE) MEDIASUBTYPE_AAC, {'MP4A'-0000-0010-8000-00AA00389B71} FORMAT_WaveFormatEx (WAVEFORMATEX, WAVEFORMATEXTENSIBLE) MEDIASUBTYPE_DVD_LPCM_AUDIO FORMAT_WaveFormatEx (WAVEFORMATEX, WAVEFORMATEXTENSIBLE) |
| Input Pin Interfaces | IMemInputPin, IPin, IQualityControl |
| Output Pin Media Types | MEDIATYPE_Audio, MEDIASUBTYPE_PCM, FORMAT_WaveFormatEx (WAVEFORMATEX, WAVEFORMATEXTENSIBLE) |
| Output Pin Interfaces | IMediaSeeking, IPin, IQualityControl |
| Merit | MERIT_NORMAL |
| Filter Categories | CLSID_LegacyAmFilterCategory, CLSID_MediaLooksCategory |
Related Products
- MPEG-2 Decoder - a professional DirectShow filter for decoding MPEG-2 video streams.
- Audio Effects - provides access to DMO plugins via a DirectShow filter.
- Audio Mixer - DirectShow filter for real-time mixing of multiple audio streams.
- Audio Level - provides support for level processing of an audio stream. Supports VU meter, audio amplifier, event triggers, auto gain and volume controls.
See Also
Downloads
Licensing
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