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sdlaudio: fill remaining sample buffer with silence

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Fill the remaining sample buffer with silence. To fill it with
zeroes is wrong for unsigned samples because this is silence
with a DC bias.

Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-id: 9315afe5-5958-c0b4-ea1e-14769511a9d5@t-online.de
Message-Id: <20210110100239.27588-6-vr_qemu@t-online.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Volker Rümelin 2021-01-10 11:02:22 +01:00 committed by Gerd Hoffmann
parent bcce2ea5f6
commit e02d178f78
1 changed files with 2 additions and 1 deletions
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3
audio/sdlaudio.c
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@ -235,7 +235,8 @@ static void sdl_callback (void *opaque, Uint8 *buf, int len)
/* clear remaining buffer that we couldn't fill with data */
if (len) {
memset(buf, 0, len);
audio_pcm_info_clear_buf(&hw->info, buf,
len / hw->info.bytes_per_frame);
}
}