Herbert, obrigado pela atenção especial a esse problema. Eu fiz o que vc disse e olha só o que acontece:
Para todos esses 3 comandos guilhe...@lap:~$ arecord -f cd -D plughw:0,0 -t raw TESTE.wav guilhe...@lap:~$ arecord -f cd -D default -t raw TESTE.wav guilhe...@lap:~$ arecord -f cd -t raw TESTE.wav na hora do playback eu tenho isso: guilhe...@lap:~$ aplay -f cd TESTE.wav aplay: playback:2148: read error Agora se eu gravo assim: arecord -f cd TESTE.wav Como output tenho: guilhe...@lap:~$ aplay -f cd TESTE.wav Playing WAVE 'TESTE.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo Aparece essa mensagem e imediatamente já volto a ter controle do bash mas nem faz 1 ruido se quer. ;o( Segue abaixo meu amixer e arecord -l guilhe...@lap:~$ arecord -l **** List of CAPTURE Hardware Devices **** card 0: SB [HDA ATI SB], device 0: ALC883 Analog [ALC883 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: SB [HDA ATI SB], device 4: ALC883 Analog [ALC883 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 guilhe...@lap:~$ amixer Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Headphone',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 255 [100%] Front Right: Playback 255 [100%] Simple mixer control 'Front',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [0.00dB] [on] Front Right: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Front Mic',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [12.00dB] [on] Front Right: Playback 31 [100%] [12.00dB] [on] Simple mixer control 'Front Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 3 [100%] Front Right: 3 [100%] Simple mixer control 'Surround',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [0.00dB] [on] Front Right: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Center',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'LFE',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Side',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [0.00dB] [on] Front Right: Playback 31 [100%] [0.00dB] [on] Simple mixer control 'Line',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [12.00dB] [on] Front Right: Playback 31 [100%] [12.00dB] [on] Simple mixer control 'CD',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [12.00dB] [on] Front Right: Playback 31 [100%] [12.00dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 20 [65%] [-4.50dB] [on] Front Right: Playback 20 [65%] [-4.50dB] [on] Simple mixer control 'Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 3 [100%] Front Right: 3 [100%] Simple mixer control 'PC Speaker',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 31 [100%] [12.00dB] [on] Front Right: Playback 31 [100%] [12.00dB] [on] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 30 [97%] [33.00dB] [off] Front Right: Capture 30 [97%] [33.00dB] [off] Simple mixer control 'Capture',1 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 31 [100%] [34.50dB] [off] Front Right: Capture 31 [100%] [34.50dB] [off] Simple mixer control 'Digital',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 120 Front Left: Capture 120 [100%] [30.00dB] Front Right: Capture 120 [100%] [30.00dB] Simple mixer control 'Input Source',0 Capabilities: cenum Items: 'Mic' 'Front Mic' 'Line' 'CD' Item0: 'Front Mic' Simple mixer control 'Input Source',1 Capabilities: cenum Items: 'Mic' 'Front Mic' 'Line' 'CD' Item0: 'Mic' Muito obrigado Tks! ------------------- Guilherme Longo Dept. Eng. da Computação Unaerp Linux User - #484927 *Before Asking http://www.istf.com.br/?page=perguntas !- I'd rather die on my feet than live on my knees -! Herbert Faleiros wrote: > On Wed 01 Jul 2009 15:15:04 Guilherme wrote: > >> Eu estou com problema com ALSA. >> >> Mesmo eu gravando usando arecord: >> arecord teste.wav >> >> na hora de ouvir >> aplay teste.wav >> >> O arquiv está vazio, não gravou nada. >> >> No alsamixer está tudo habilitado.... o microfone tb está funcionando. >> Que outros tipos te testes eu poderia fazer pra encontrar o problema????? >> > > Usa o *arecord -l/L* p/ listar o que utilizar como parâmetro p/ o device/PCM > (seu hardware) e o *amixer* (não me refiro ao alsamixer) p/ configurar os > dispositivos utilizados p/ captura. > > Um detalhe, ao usar o arecord, use o mesmo formato com o aplay, por exemplo: > > $ arecord -f cd -D plughw:0,0 -t raw teste.wav > > Com o aplay é obrigatório o seguinte (no caso acima): > > $ aplay -f cd teste.wav > > Se quiser mp3 (agora estamos falando do arecord) pode fazer algo como: > > $ arecord -f cd -D plughw:0,0 -t raw | lame -x - teste.mp3 > > Lembre-se de que o lame não vem instalado no Slackware. > > Para os puristas pode fazer o mesmo com ogg, flac, etc... > > $ arecord -f cd -D plughw:0,0 -t raw | oggenc – -r -o teste.ogg > $ arecord -f cd -D plughw:0,0 -t raw | flac - -o teste.flac > > Outra coisa, nem toda placa de audio suporta todos os formatos listados pelo > arecord (alsa), então teste e verifique se funciona no seu hardware. > > Aqui é um HDA NVidia com chip da Realtek. > > --~--~---------~--~----~------------~-------~--~----~ GUS-BR - Grupo de Usuários de Slackware Brasil http://www.slackwarebrasil.org/ http://groups.google.com/group/slack-users-br Antes de perguntar: http://www.istf.com.br/perguntas/ Para sair da lista envie um e-mail para: [email protected] -~----------~----~----~----~------~----~------~--~---
