Tag: Audio


I don’t have any idea who makes software nowadays, but how can it expected to be reliable? Intel DG33FBC motherboard, onboard Realtek ALC888 High Definition Audio. I am tracing AUDIO_STREAM_CONFIG_CAPS capabilities reported by onboard audio capture board, one of them: AM_MEDIA_TYPE: majortype {73647561-0000-0010-8000-00AA00389B71}, subtype {00000001-0000-0010-8000-00AA00389B71}, pUnk 0x00000000 bFixedSizeSamples 1, bTemporalCompression 0, lSampleSize 4 formattype {05589F81-C356-11CE-BF01-00AA0055595A},…

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Multichannel audio recording

There has been recently an interesting post “Problem playing back multi-channel wave file under vista” on DirectShow Development forum about certain hardware that is capable of recording 64 channels of audio in 24-bit per sample PCM quality, with a sample recorded .WAV file posted. I was curious what kind of hardware implements such recording. Google…

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FFDShow is getting more annoying

Surprisingly fast I got new problems having ffdshow installed as a part of K-Lite Codec Pack. No wonder though because let us take a look at registration information: Display Name: @device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{0F40E1E5-4F79-4988-B1A9-CC98794E6B55} CLSID: {0F40E1E5-4F79-4988-B1A9-CC98794E6B55} Friendly Name: ffdshow Audio Decoder Path: C:\Program Files\K-Lite Codec Pack\ffdshow\ffdshow.ax Merit: 0x3fffffff Nice merit, ain’t it? What is merit anyway? Let us…

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