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authorLennart Poettering <lennart@poettering.net>2006-05-13 20:47:55 +0000
committerLennart Poettering <lennart@poettering.net>2006-05-13 20:47:55 +0000
commit7abf17edcdae7d29231ff6619f22212b0ef9eee7 (patch)
tree8ebd60319a356805534ccd20fffdf99b1268a763 /src/modules/module-alsa-source.c
parentb6812029ba32002aea1576339571eafde62f124a (diff)
fix fragment size calculation for module-alsa-source
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@852 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/modules/module-alsa-source.c')
-rw-r--r--src/modules/module-alsa-source.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/modules/module-alsa-source.c b/src/modules/module-alsa-source.c
index ad52271c..a47e0bc6 100644
--- a/src/modules/module-alsa-source.c
+++ b/src/modules/module-alsa-source.c
@@ -118,7 +118,11 @@ static void do_read(struct userdata *u) {
u->memchunk.index = 0;
}
- assert(u->memchunk.memblock && u->memchunk.memblock->data && u->memchunk.length && u->memchunk.memblock->length && (u->memchunk.length % u->frame_size) == 0);
+ assert(u->memchunk.memblock);
+ assert(u->memchunk.length);
+ assert(u->memchunk.memblock->data);
+ assert(u->memchunk.memblock->length);
+ assert(u->memchunk.length % u->frame_size == 0);
if ((frames = snd_pcm_readi(u->pcm_handle, (uint8_t*) u->memchunk.memblock->data + u->memchunk.index, u->memchunk.length / u->frame_size)) < 0) {
if (frames == -EAGAIN)
@@ -331,12 +335,12 @@ int pa__init(pa_core *c, pa_module*m) {
frame_size = pa_frame_size(&ss);
periods = 12;
- fragsize = 1024;
+ fragsize = frame_size*1024;
if (pa_modargs_get_value_u32(ma, "fragments", &periods) < 0 || pa_modargs_get_value_u32(ma, "fragment_size", &fragsize) < 0) {
pa_log(__FILE__": failed to parse buffer metrics");
goto fail;
}
- period_size = fragsize;
+ period_size = fragsize/frame_size;
u = pa_xmalloc0(sizeof(struct userdata));
m->userdata = u;
@@ -419,9 +423,9 @@ int pa__init(pa_core *c, pa_module*m) {
}
u->frame_size = frame_size;
- u->fragment_size = period_size;
+ u->fragment_size = period_size * frame_size;
- pa_log(__FILE__": using %u fragments of size %lu bytes.", periods, (long unsigned)u->fragment_size);
+ pa_log(__FILE__": using %u fragments of size %lu bytes.", periods, (long unsigned) u->fragment_size);
u->memchunk.memblock = NULL;
u->memchunk.index = u->memchunk.length = 0;