On Sat, 22 Dec 2007 21:53:40 +0000, Kurt B Cox wrote: > I keep getting this error when trying to setup a dynamic range > compressor. Does anyone have any experience using ladspa plugins with > ALSA? > > I followed the howto on this site http://alsa.opensrc.org/index.php/ > Ladspa_(plugin). I only deviated from their .asoundrc trying to > troubleshoot. Currently using ALSA 1.0.14 > > > > [EMAIL PROTECTED]:~$ aplay -Dplug:drc downloads/bigsmegh.wav Playing WAVE > 'downloads/bigsmegh.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono ALSA lib > pcm_plug.c:746:(snd_pcm_plug_hw_refine_schange) Unable to find an usable > slave format for 'stereo' > ALSA lib pcm_plug.c:750:(snd_pcm_plug_hw_refine_schange) Format: > FLOAT_LE ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave > format: S8 ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) > Slave format: U8 ALSA lib > pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: S16_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S16_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U16_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U16_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S24_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S24_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U24_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U24_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S32_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S32_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U32_LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U32_BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > MU_LAW > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > A_LAW > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > IMA_ADPCM > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S24_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S24_3BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U24_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U24_3BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S20_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S20_3BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U20_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U20_3BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S18_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > S18_3BE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U18_3LE > ALSA lib pcm_plug.c:755:(snd_pcm_plug_hw_refine_schange) Slave format: > U18_3BE > ALSA lib pcm_plug.c:840:(snd_pcm_plug_hw_refine_cchange) Unable to find > an usable client format > ALSA lib pcm_plug.c:844:(snd_pcm_plug_hw_refine_cchange) Format: > FLOAT_LE ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave > format: S8 ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) > Slave format: U8 ALSA lib > pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: S16_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S16_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U16_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U16_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S24_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S24_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U24_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U24_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S32_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S32_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U32_LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U32_BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > MU_LAW > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > A_LAW > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > IMA_ADPCM > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S24_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S24_3BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U24_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U24_3BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S20_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S20_3BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U20_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U20_3BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S18_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > S18_3BE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U18_3LE > ALSA lib pcm_plug.c:849:(snd_pcm_plug_hw_refine_cchange) Slave format: > U18_3BE > ALSA lib pcm_params.c:2152:(snd_pcm_hw_refine_slave) Slave PCM not > usable aplay: set_params:878: Broken configuration for this PCM: no > configurations available > > > [EMAIL PROTECTED]:~$ cat .asoundrc > pcm.drc { > type ladspa > slave.pcm "stereo" > path "/usr/lib/ladspa" > plugins { > 0 { > id 1403 #label dysonCompress > input { > #peak limit, release time, fast ratio, > ratio > controls [0 1 0.5 0.99] > } > } > 1 { > id 1913 #label fastLookaheadLimiter > input { > #InputGain(Db) -20 -> +20 ; > #Limit (db) -20 -> 0 Release time (s) > 0.01 -> 2 > controls [ 10 0 0.8 ] > } > } > } > } > pcm.stereo { > type plug > slave.pcm "plughw:0,0" > } > > > > > 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ok, I found out that my problem is related to this gutsy bug Bug #132037 in alsa-lib (Ubuntu) ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Alsa-user mailing list Alsa-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/alsa-user
