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don't enable prebuffering if we just call is_readable()

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2341 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-05-02 01:20:46 +00:00
parent 52e3628c3e
commit 49b1b15ef0
1 changed files with 11 additions and 2 deletions
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13
src/pulsecore/memblockq.c
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@ -428,6 +428,15 @@ finish:
pa_bool_t pa_memblockq_prebuf_active(pa_memblockq *bq) { pa_bool_t pa_memblockq_prebuf_active(pa_memblockq *bq) {
pa_assert(bq); pa_assert(bq);
if (bq->in_prebuf)
return pa_memblockq_get_length(bq) < bq->prebuf;
else
return bq->prebuf > 0 && bq->read_index >= bq->write_index;
}
static pa_bool_t update_prebuf(pa_memblockq *bq) {
pa_assert(bq);
if (bq->in_prebuf) { if (bq->in_prebuf) {
if (pa_memblockq_get_length(bq) < bq->prebuf) if (pa_memblockq_get_length(bq) < bq->prebuf)
@ -452,7 +461,7 @@ int pa_memblockq_peek(pa_memblockq* bq, pa_memchunk *chunk) {
pa_assert(chunk); pa_assert(chunk);
/* We need to pre-buffer */ /* We need to pre-buffer */
if (pa_memblockq_prebuf_active(bq)) if (update_prebuf(bq))
return -1; return -1;
fix_current_read(bq); fix_current_read(bq);
@ -515,7 +524,7 @@ void pa_memblockq_drop(pa_memblockq *bq, size_t length) {
while (length > 0) { while (length > 0) {
/* Do not drop any data when we are in prebuffering mode */ /* Do not drop any data when we are in prebuffering mode */
if (pa_memblockq_prebuf_active(bq)) if (update_prebuf(bq))
break; break;
fix_current_read(bq); fix_current_read(bq);