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[ALSA] pcm_oss - fix SNDCTL_DSP_GETOPTR not working correctly

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ALSA<-OSS emulation
This patch changes snd_pcm_oss_bytes() by adding a local variable
for the frames -> bytes conversion, which means that the frame count
is no longer corrupted by this conversion.

Signed-off-by: Roger Mach <bigmach@us.ibm.com>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Roger Mach 2005-05-26 17:58:01 +02:00 committed by Jaroslav Kysela
parent 71fe7b82db
commit c3a9cfac75
1 changed files with 3 additions and 2 deletions
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5
sound/core/oss/pcm_oss.c
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@ -124,11 +124,12 @@ int snd_pcm_plugin_append(snd_pcm_plugin_t *plugin)
static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames)
{
long bytes = 0;
snd_pcm_runtime_t *runtime = substream->runtime;
snd_pcm_uframes_t buffer_size = snd_pcm_lib_buffer_bytes(substream);
frames = frames_to_bytes(runtime, frames);
bytes = frames_to_bytes(runtime, frames);
if (buffer_size == runtime->oss.buffer_bytes)
return frames;
return bytes;
return (runtime->oss.buffer_bytes * frames) / buffer_size;
}