Subject: [ecasound] problems with adding an effect while playing to a device
From: Jeremy Hall (jhall@UU.NET )
Date: Wed Jan 12 2000 - 06:22:11 EET
Hello,
I am having trouble sending signal to a real device when in the middle
adding -etf
ecasound -a:1,2 -i /pongo/tr2/mp3/SLIDERS.mp3 -a:1 -o /dev/dsp1 -a:2 -o
/tmp/out.raw -c
****************************************************************************
* ecasound v1.6.10d10 (C) 1997-2000 Kai Vehmanen
*
****************************************************************************
(eca-session) Interactive mode enabled.
- [ Eca-audio-objects/Adding a new input ]
---------------------------------
(eca-audio-objects) Added audio object "/pongo/tr2/mp3/SLIDERS.mp3", mode
"read".
(audio-io) Format s16_le, channels 2, srate 44100.
(eca-chainsetup) Assigning file to chains: 1 2
- [ Eca-audio-objects/Adding a new output ]
--------------------------------
(eca-audio-objects) Added audio object "/dev/dsp1", mode "write".
(audio-io) Format s16_le, channels 2, srate 44100.
(eca-chainsetup) Assigning file to chains: 1
- [ Eca-audio-objects/Adding a new output ]
--------------------------------
(eca-audio-objects) Added audio object "/tmp/out.raw", mode "read/write".
(audio-io) Format s16_le, channels 2, srate 44100.
(eca-chainsetup) Assigning file to chains: 2
ecasound ('h' for help)> debug 10
Debug level set to 10.
ecasound ('h' for help)> t
- [ Controller/Processing started ]
----------------------------------------
ecasound ('h' for help)> DEBUG: (eca-controller) Engine-thread pid: 1453
DEBUG: Created a sample_buffer with 2 channels that are 1024 samples long.
- [ Engine/Initializing ]
--------------------------------------------------
DEBUG: Input "/pongo/tr2/mp3/SLIDERS.mp3: start position 0, number of
connected chain 2 .
DEBUG: (audioio-types/buffered) Setting buffer size [1024,44100].
DEBUG: (audioio-types/buffered) Set buffer size [1024].
DEBUG: Output "/dev/dsp1: start position 0, number of connected chain 1 .
DEBUG: (audioio-types/buffered) Setting buffer size [1024,44100].
DEBUG: (audioio-types/buffered) Set buffer size [1024].
DEBUG: Output "/tmp/out.raw: start position 0, number of connected chain 1
.
DEBUG: (audioio-types/buffered) Setting buffer size [1024,44100].
DEBUG: (audioio-types/buffered) Set buffer size [1024].
- [ Engine/Mixmode "normal iactive" selected ]
-----------------------------
DEBUG: (eca-main) ecasound_queue: cmds available
DEBUG: (eca-main) Start
DEBUG: mpg123 -b -q -s -k 0 /pongo/tr2/mp3/SLIDERS.mp3
(audioio-mp3) Forked mpg123-child with pid 1455.
DEBUG: (audioio-oss) Audio device "/dev/dsp1" started.
-etf:15
(eca-controller) Warning! This operation requires that chainsetup is
disconnected. Temporarily disconnecting...
- [ Controller/Processing stopped ]
----------------------------------------
DEBUG: (eca-main) ecasound_queue: cmds available
DEBUG: (eca-main) Stop
DEBUG: (audioio-oss) Audio device "/dev/dsp1" disabled.
DEBUG: (eca-main) ecasound_queue: cmds available
DEBUG: (eca-main) ecasound_queue: exit!
DEBUG: ECA_PROCESSOR destructor!
- [ Engine/Exiting ]
-------------------------------------------------------
(eca-controller) Disconnecting chainsetup: "command-line-setup".
DEBUG: Disconnecting selected setup from engine.
DEBUG: Closing chainsetup "command-line-setup"
DEBUG: (eca-chainsetup) Closing audio device/file
"/pongo/tr2/mp3/SLIDERS.mp3".
DEBUG: (audioio-mp3) Killing mpg123-child with pid 1455.
DEBUG: (eca-chainsetup) Closing audio device/file "/dev/dsp1".
DEBUG: (eca-chainsetup) Closing audio device/file "/tmp/out.raw".
DEBUG: (eca-chainsetup) Interpreting general option "-etf:15".
DEBUG: (eca-chainsetup) Interpreting chain option "-etf:15".
DEBUG: (eca-chainsetup) Interpreting setup, with args "-etf:15", "".
DEBUG: (eca-audio-objects) adding file "15".
- [ Chainsetup/Adding chain operator "Fake stereo" ]
-----------------------
Setting parameters: delay_time = 15.00
DEBUG: Adding chainop to chain 2.
(eca-oss): Device or resource busy
--- ERROR: [AUDIOIO-OSS] : "unable to open OSS-device to O_WRONLY, /dev/dsp1."ecasound ('h' for help)>
_J
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