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audio: basic support for multichannel audio

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Which currently only means removing some checks.  Old code won't require
more than two channels, but new code will need it.

Signed-off-by: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com>
Message-id: 7e53be1f97e939ed3bb729ef39e76b775643118a.1570996490.git.DirtY.iCE.hu@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Kővágó, Zoltán 2019-10-13 21:58:03 +02:00 committed by Gerd Hoffmann
parent 2b9cce8c8c
commit b5c7db3eef
2 changed files with 1 additions and 8 deletions
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7
audio/alsaaudio.c
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@ -493,13 +493,6 @@ static int alsa_open(bool in, struct alsa_params_req *req,
goto err; goto err;
} }
if (nchannels != 1 && nchannels != 2) {
alsa_logerr2 (err, typ,
"Can not handle obtained number of channels %d\n",
nchannels);
goto err;
}
if (apdo->buffer_length) { if (apdo->buffer_length) {
int dir = 0; int dir = 0;
unsigned int btime = apdo->buffer_length; unsigned int btime = apdo->buffer_length;

2
audio/audio.c
View File

@ -242,7 +242,7 @@ static int audio_validate_settings (struct audsettings *as)
{ {
int invalid; int invalid;
invalid = as->nchannels != 1 && as->nchannels != 2; invalid = as->nchannels < 1;
invalid |= as->endianness != 0 && as->endianness != 1; invalid |= as->endianness != 0 && as->endianness != 1;
switch (as->fmt) { switch (as->fmt) {