Handle when ALSA tweaks our sample spec so much that the frame size changes.

(closes #57).


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1431 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2007-03-01 17:13:26 +00:00
parent 6ba21d4a0b
commit bb812433a8
3 changed files with 13 additions and 3 deletions

View file

@ -159,7 +159,11 @@ static void do_write(struct userdata *u) {
memchunk = &u->memchunk;
}
assert(memchunk->memblock && memchunk->memblock->data && memchunk->length && memchunk->memblock->length && (memchunk->length % u->frame_size) == 0);
assert(memchunk->memblock);
assert(memchunk->memblock->data);
assert(memchunk->length);
assert(memchunk->memblock->length);
assert((memchunk->length % u->frame_size) == 0);
if ((frames = snd_pcm_writei(u->pcm_handle, (uint8_t*) memchunk->memblock->data + memchunk->index, memchunk->length / u->frame_size)) < 0) {
if (frames == -EAGAIN)
@ -415,6 +419,9 @@ int pa__init(pa_core *c, pa_module*m) {
goto fail;
}
/* ALSA might tweak the sample spec, so recalculate the frame size */
frame_size = pa_frame_size(&ss);
if (ss.channels != map.channels)
/* Seems ALSA didn't like the channel number, so let's fix the channel map */
pa_channel_map_init_auto(&map, ss.channels, PA_CHANNEL_MAP_ALSA);