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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-11-11 00:06:10 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2005-11-11 00:06:10 +0000
commit4787c71d179ae9b67b0e682a2a95b6ceca4e68c4 (patch)
tree4227cb6dd5fd664c780417df94f07f53cc187b8c /audio/alsaaudio.c
parent541e084426ba3788f19c25e0c442323c9d31bc8d (diff)
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debug fix (malc)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1619 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'audio/alsaaudio.c')
-rw-r--r--audio/alsaaudio.c63
1 files changed, 33 insertions, 30 deletions
diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c
index 65a0a0d..f7748ca 100644
--- a/audio/alsaaudio.c
+++ b/audio/alsaaudio.c
@@ -570,36 +570,39 @@ static int alsa_run_out (HWVoiceOut *hw)
hw->clip (dst, src, convert_samples);
- again:
- written = snd_pcm_writei (alsa->handle, dst, convert_samples);
-
- if (written < 0) {
- switch (written) {
- case -EPIPE:
- if (!alsa_recover (alsa->handle)) {
- goto again;
- }
- dolog (
- "Failed to write %d frames to %p, handle %p not prepared\n",
- convert_samples,
- dst,
- alsa->handle
- );
- goto exit;
+ while (convert_samples) {
+ written = snd_pcm_writei (alsa->handle, dst, convert_samples);
- case -EAGAIN:
- goto again;
+ if (written < 0) {
+ switch (written) {
+ case -EPIPE:
+ if (!alsa_recover (alsa->handle)) {
+ continue;
+ }
+ dolog ("Failed to write %d frames to %p, "
+ "handle %p not prepared\n",
+ convert_samples,
+ dst,
+ alsa->handle);
+ goto exit;
- default:
- alsa_logerr (written, "Failed to write %d frames to %p\n",
- convert_samples, dst);
- goto exit;
+ case -EAGAIN:
+ continue;
+
+ default:
+ alsa_logerr (written, "Failed to write %d frames to %p\n",
+ convert_samples, dst);
+ goto exit;
+ }
}
- }
- mixeng_clear (src, written);
- rpos = (rpos + written) % hw->samples;
- samples -= written;
+ mixeng_clear (src, written);
+ rpos = (rpos + written) % hw->samples;
+ samples -= written;
+ convert_samples -= written;
+ dst = advance (dst, written << hw->info.shift);
+ src += written;
+ }
}
exit:
@@ -661,8 +664,8 @@ static int alsa_init_out (HWVoiceOut *hw, audsettings_t *as)
alsa->pcm_buf = audio_calloc (AUDIO_FUNC, obt.samples, 1 << hw->info.shift);
if (!alsa->pcm_buf) {
- dolog ("Could not allocate DAC buffer (%d bytes)\n",
- hw->samples << hw->info.shift);
+ dolog ("Could not allocate DAC buffer (%d samples, each %d bytes)\n",
+ hw->samples, 1 << hw->info.shift);
alsa_anal_close (&handle);
return -1;
}
@@ -751,8 +754,8 @@ static int alsa_init_in (HWVoiceIn *hw, audsettings_t *as)
alsa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
if (!alsa->pcm_buf) {
- dolog ("Could not allocate ADC buffer (%d bytes)\n",
- hw->samples << hw->info.shift);
+ dolog ("Could not allocate ADC buffer (%d samples, each %d bytes)\n",
+ hw->samples, 1 << hw->info.shift);
alsa_anal_close (&handle);
return -1;
}