Re: snd_pcm_format_set_silence parameter

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To: Guilherme Longo <grlongo.ireland@xxxxxxxxx>
Subject: Re: snd_pcm_format_set_silence parameter
From: Clemens Ladisch <clemens@xxxxxxxxxx>
Date: Mon, 06 Jul 2009 15:52:45 +0200
Cc: alsa-devel@xxxxxxxxxxxxxxxx
In-reply-to: <4A51FB94.80802@xxxxxxxxx>
References: <1246761001-21982-1-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-2-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-3-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-4-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-5-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-6-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-7-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-8-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246761001-21982-9-git-send-email-troy.kisky@xxxxxxxxxxxxxxxxxxx> <1246878557.3192.25.camel@linux-1lbu> <20090706115442.GA8925@xxxxxxxxxxxxx> <4A51FB94.80802@xxxxxxxxx>
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Guilherme Longo wrote:
> What exactly does snd_pcm_format_set_silence is useful for???

It allows you to write silence samples into a buffer.
There are sample formats where silent samples are not zero bytes.


HTH
Clemens
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References:
- davinci-i2c,pcm updates
  - From: Troy Kisky
- [PATCH V1 01/11] ASoC: DaVinci: i2s, remove MOD_REG_BIT macro
  - From: Troy Kisky
- [PATCH V1 02/11] ASoC: DaVinci: i2s toggle clock to complete reset
  - From: Troy Kisky
- [PATCH V1 03/11] ASoc: DaVinci: i2s, minor cleanup
  - From: Troy Kisky
- [PATCH V1 04/11] ASoC: DaVinci: i2s cleanup
  - From: Troy Kisky
- [PATCH V1 05/11] ASoC: DaVinci: i2s, only start sample generator if needed
  - From: Troy Kisky
- [PATCH V1 06/11] ASoC: DaVinci: i2s, minor cleanup of davinci_i2s_startup
  - From: Troy Kisky
- [PATCH V1 07/11] ASoC: DaVinci: i2s, fix mcbsp_word_length update
  - From: Troy Kisky
- [PATCH V1 08/11] ASoc: DaVinci: i2s, Improve underrun, support mono
  - From: Troy Kisky
- Re: [PATCH V1 08/11] ASoc: DaVinci: i2s, Improve underrun, support mono
  - From: Steve Chen
- Re: [PATCH V1 08/11] ASoc: DaVinci: i2s, Improve underrun, support mono
  - From: Mark Brown
- snd_pcm_format_set_silence parameter
  - From: Guilherme Longo

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