вобщем при попытке проиграть файл aplay-ером через ladspa-plugin получаю следующую картину
$ ~/tmp/alsa-utils-1.0.11/aplay/aplay -D plug:ladspa ~/tmp/TRACK08.wav Playing WAVE '/root/tmp/TRACK08.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo aplay: set_params:961: Unable to install hw params:Invalid argument ACCESS: RW_INTERLEAVED FORMAT: S16_LE SUBFORMAT: STD SAMPLE_BITS: 16 FRAME_BITS: 32 CHANNELS: 2 RATE: NONE PERIOD_TIME: (85333 85334) PERIOD_SIZE: NONE PERIOD_BYTES: (15052 15056) PERIODS: (3 4) BUFFER_TIME: (341315 341316) BUFFER_SIZE: 15052 BUFFER_BYTES: 60208 TICK_TIME: 1000 $ cat /etc/asound.conf # an example command is 'aplay -D plug:ladspa <filename>' # otherwise, the ladspa plugin expects FLOAT type which # is very rare pcm.ladspa { type ladspa slave.pcm "plughw:0,0"; path "/usr/local/lib/ladspa/"; plugins [ { id 19001 filename "/usr/local/lib/ladspa/dj_eq_19001.so" } ] }
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