From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugtrack@alsa-project.org Subject: [ALSA - driver 0001987]: Upmix Feature Request Date: Sun, 2 Apr 2006 16:26:14 +0200 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from bugtrack.alsa-project.org (gate.perex.cz [85.132.177.35]) by alsa.jcu.cz (ALSA's E-mail Delivery System) with ESMTP id E420419A for ; Sun, 2 Apr 2006 16:26:14 +0200 (MEST) Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org A NOTE has been added to this issue. ====================================================================== ====================================================================== Reported By: the-me Assigned To: ====================================================================== Project: ALSA - driver Issue ID: 1987 Category: CORE - control Reproducibility: always Severity: feature Priority: normal Status: feedback Distribution: Debian Kernel Version: 2.6.16.1 ====================================================================== Date Submitted: 03-31-2006 20:38 CEST Last Modified: 04-02-2006 16:26 CEST ====================================================================== Summary: Upmix Feature Request Description: Hi, I, and many users more, want a feature at the alsamixer, called Upmix. I've got an Terratec Aureon 5.1 Fun and I tried many things, but it's not able, that I can hear an mp3 with upmixed 5.1 sound. Here is my actual .asoundrc: pcm.ch51upmix { type route slave.pcm surround51 slave.channels 6 ttable.0.0 1 ttable.1.1 1 ttable.0.2 1 ttable.1.3 1 ttable.0.4 0.5 ttable.1.4 0.5 ttable.0.5 0.5 ttable.1.5 0.5 } pcm.!default { type plug slave.pcm ch51upmix } pcm.lowpass { type ladspa path "/usr/lib/ladspa" plugins [ { label lpf input { controls [ 50 ] } } ] } With this .asoundrc, all speakers work, but my subwoofer doesn't play only low frequen... Can you please add such a feature? Greetz, Patrick ====================================================================== ---------------------------------------------------------------------- the-me - 04-02-06 14:57 ---------------------------------------------------------------------- it's working, but I haven't got an USB audio card, its an pci card. ---------------------------------------------------------------------- Raymond - 04-02-06 16:26 ---------------------------------------------------------------------- the lowpass filter with 50Hz cutoff seem unable to filter the human voice, I still see peaks above 125Hz on the 10-bands graphic equalizer of au8830. aplay -v -Dplug:lowpass test.wav Playing WAVE 'test.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo Plug PCM: Linear Integer <-> Linear Float conversion PCM (FLOAT_LE) Its setup is: stream : PLAYBACK access : RW_INTERLEAVED format : S16_LE subformat : STD channels : 2 rate : 44100 exact rate : 44100 (44100/1) msbits : 16 buffer_size : 16384 period_size : 1024 period_time : 23219 tick_time : 10000 tstamp_mode : NONE period_step : 1 sleep_min : 0 avail_min : 1024 xfer_align : 1024 start_threshold : 16384 stop_threshold : 16384 silence_threshold: 0 silence_size : 0 boundary : 1073741824 Slave: LADSPA PCM Playback: Policy: duplicate Filename: /usr/local/lib/ladspa/filter.so Plugin Name: Simple Low Pass Filter Plugin Label: lpf Plugin Unique ID: 1041 Instances: Depth: 0 InChannels: 0 InPorts: 1 "Input" OutChannels: 0 OutPorts: 2 "Output" Depth: 0 InChannels: 1 InPorts: 1 "Input" OutChannels: 1 OutPorts: 2 "Output" Control input port initial values: 0 "Cutoff Frequency (Hz)" = 50.00000000 Capture: Its setup is: stream : PLAYBACK access : MMAP_NONINTERLEAVED format : FLOAT_LE subformat : STD channels : 2 rate : 44100 exact rate : 44100 (44100/1) msbits : 32 buffer_size : 16384 period_size : 1024 period_time : 23219 tick_time : 10000 tstamp_mode : NONE period_step : 1 sleep_min : 0 avail_min : 1024 xfer_align : 1024 start_threshold : 16384 stop_threshold : 16384 silence_threshold: 0 silence_size : 0 boundary : 1073741824 Slave: Plug PCM: Linear Integer <-> Linear Float conversion PCM (S16_LE) Its setup is: stream : PLAYBACK access : MMAP_NONINTERLEAVED format : FLOAT_LE subformat : STD channels : 2 rate : 44100 exact rate : 44100 (44100/1) msbits : 32 buffer_size : 16384 period_size : 1024 period_time : 23219 tick_time : 10000 tstamp_mode : NONE period_step : 1 sleep_min : 0 avail_min : 1024 xfer_align : 1024 start_threshold : 16384 stop_threshold : 16384 silence_threshold: 0 silence_size : 0 boundary : 1073741824 Slave: Hardware PCM card 0 'au8830' device 0 subdevice 0 Its setup is: stream : PLAYBACK access : MMAP_INTERLEAVED format : S16_LE subformat : STD channels : 2 rate : 44100 exact rate : 44100 (44100/1) msbits : 16 buffer_size : 16384 period_size : 1024 period_time : 23219 tick_time : 10000 tstamp_mode : NONE period_step : 1 sleep_min : 0 avail_min : 1024 xfer_align : 1024 start_threshold : 16384 stop_threshold : 16384 silence_threshold: 0 silence_size : 0 boundary : 1073741824 Issue History Date Modified Username Field Change ====================================================================== 03-31-06 20:38 the-me New Issue 03-31-06 20:38 the-me Distribution => Debian 03-31-06 20:38 the-me Kernel Version => 2.6.16.1 03-31-06 20:40 the-me Note Added: 0009048 03-31-06 21:02 rlrevell Status new => closed 03-31-06 21:02 rlrevell Note Added: 0009049 03-31-06 21:15 the-me Status closed => feedback 03-31-06 21:15 the-me Resolution open => reopened 03-31-06 21:15 the-me Note Added: 0009050 04-01-06 01:03 Raymond Note Added: 0009052 04-01-06 10:39 the-me Note Added: 0009053 04-02-06 10:42 Raymond Note Added: 0009059 04-02-06 11:44 the-me Note Added: 0009060 04-02-06 14:36 Raymond Note Added: 0009061 04-02-06 14:57 the-me Note Added: 0009062 04-02-06 16:26 Raymond Note Added: 0009063 ====================================================================== ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. 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