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Mplayer: problemas no som



Pessoal,

Estou com alguns problemas com os codecs ou drivers de áudio: algumas vezes o som surge, algumas vezes não (parece que o servidor de som recusa conexão ou algum recurso fica indisponível).
Alguém sabe qual pode ser a origem do problema?
Por exemplo, com driver de áudio SDL (que é o padrão):

mplayer linux.avi

Checking audio filter chain for 44100Hz/2ch/16bit -> 44100Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 44100 hz, little endian signed int
AF_pre: 44100Hz 2ch Signed 16-bit (Little-Endian)
SDL: Samplerate: 44100Hz Channels: Stereo Format Signed 16-bit (Little-Endian)
SDL: Unable to open audio: No available audio device
Could not open/initialize audio device -> no sound.
Audio: no sound
Starting playback...


Agora com opção OSS funcionou:

mplayer -ao oss linux.avi

Checking audio filter chain for 44100Hz/2ch/16bit -> 44100Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 44100 hz, little endian signed int
AF_pre: 44100Hz 2ch Signed 16-bit (Little-Endian)
AO: [oss] 44191Hz 2ch Signed 16-bit (Little-Endian) (2 bps)
Building audio filter chain for 44100Hz/2ch/16bit -> 44191Hz/2ch/16bit...
Starting playback...

Só que imediatamente depois........

Checking audio filter chain for 44100Hz/2ch/16bit -> 44100Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 44100 hz, little endian signed int
AF_pre: 44100Hz 2ch Signed 16-bit (Little-Endian)
audio_setup: Can't open audio device /dev/dsp: Dispositivo ou recurso está ocupado
Could not open/initialize audio device -> no sound.
Audio: no sound
Starting playback...

Problemas!!!


Checking audio filter chain for 44100Hz/2ch/16bit -> 44100Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 44100 hz, little endian signed int
AF_pre: 44100Hz 2ch Signed 16-bit (Little-Endian)
audio_setup: Can't open audio device /dev/dsp: Dispositivo ou recurso está ocupado
Could not open/initialize audio device -> no sound.
Audio: no sound
Starting playback...

Em outro filme o mesmo problema...

Por favor, respondam para meu e-mail!

Obrigado!



Menezes




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