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Code Issues Releases Wiki Activity

additional formats - 8bit & float

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12571 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
henry 2004-06-11 15:20:49 +00:00
parent 767ba93929
commit df2e49d51c
1 changed files with 17 additions and 2 deletions
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19
libao2/ao_alsa.c
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@ -275,6 +275,9 @@ static int init(int rate_hz, int channels, int format, int flags)
case AFMT_S32_BE:
alsa_format = SND_PCM_FORMAT_S32_BE;
break;
case AFMT_FLOAT:
alsa_format = SND_PCM_FORMAT_FLOAT_LE;
break;
default:
alsa_format = SND_PCM_FORMAT_MPEG; //? default should be -1
@ -285,12 +288,17 @@ static int init(int rate_hz, int channels, int format, int flags)
//u16_le so 32bit is probably obsolet.
switch(alsa_format)
{
case SND_PCM_FORMAT_S8:
case SND_PCM_FORMAT_U8:
ao_data.bps *= 1;
break;
case SND_PCM_FORMAT_S16_LE:
case SND_PCM_FORMAT_U16_LE:
ao_data.bps *= 2;
break;
case SND_PCM_FORMAT_S32_LE:
case SND_PCM_FORMAT_S32_BE:
case SND_PCM_FORMAT_FLOAT_LE:
ao_data.bps *= 4;
break;
case -1:
@ -364,12 +372,19 @@ static int init(int rate_hz, int channels, int format, int flags)
mp_msg(MSGT_AO,MSGL_V,"alsa-init: setup for 1/2 channel(s)\n");
break;
case 4:
strcpy(devstr, "surround40");
if (alsa_format == SND_PCM_FORMAT_FLOAT_LE)
// hack - use the converter plugin
strcpy(devstr, "plug:surround40");
else
strcpy(devstr, "surround40");
alsa_device = devstr;
mp_msg(MSGT_AO,MSGL_V,"alsa-init: device set to surround40\n");
break;
case 6:
strcpy(devstr, "surround51");
if (alsa_format == SND_PCM_FORMAT_FLOAT_LE)
strcpy(devstr, "plug:surround51");
else
strcpy(devstr, "surround51");
alsa_device = devstr;
mp_msg(MSGT_AO,MSGL_V,"alsa-init: device set to surround51\n");
break;