LEADTOOLS Filters Help
| LEADTOOLS Filters Help > Filters, Codecs and Interfaces > Audio Filters > VU Meter Filter > LEAD Audio VU Meter Filter |
The portion of the file holding the audio data. The audio data might be compressed to save disk space. The data has to be decompressed using an audio decompressor before you can play (hear) it.
oftware component which decompresses audio. It must be designed to work with ACM or DirectShow . Note that different compression methods require different decompressors. There is no universal decompressor capable of decoding all compressed streams.
The LEAD Audio VU meter filter can be used to add a VU meter to an audio stream . The VU meter allows the user to retrieve left and right channel audio power levels. The filter can be used to monitor the output level of other filters placed before it in the stream.
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Filter Interfaces |
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Interface ID |
IID_ILMAVUMeter, IID_ILMAVUMeterDisp |
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Input pin Media Types |
MEDIATYPE_Audio |
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Filter CLSID |
CLSID_LMAVUMeter |
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Property Page CLSID |
CLSID_LMAVUMeterPropertyPage |
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Executable |
LMAVUMeter.dll |
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Filter category |
CLSID_ltmmAudioProcessorCategory |
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Header |
ILMAVUMeter.h |
Win32, x64
LEAD Audio VU Meter Filter User Interface
