asdfuser pushed a commit to branch master.
commit 3b70c0bc83552a26b89879aed42293de1e00b090
Author: Daniel Willmann <[email protected]>
Date: Thu Apr 25 17:27:13 2013 +0100
ecore_audio: Zero copy in pulse output
Using pa_stream_write_begin we can just request a buffer to write into
This reduces the amount of calloc()/free() and memcpy calls.
Signed-off-by: Daniel Willmann <[email protected]>
---
src/lib/ecore_audio/ecore_audio_obj_out_pulse.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/src/lib/ecore_audio/ecore_audio_obj_out_pulse.c
b/src/lib/ecore_audio/ecore_audio_obj_out_pulse.c
index 4c43d39..bdb193d 100644
--- a/src/lib/ecore_audio/ecore_audio_obj_out_pulse.c
+++ b/src/lib/ecore_audio/ecore_audio_obj_out_pulse.c
@@ -78,16 +78,16 @@ static void _write_cb(pa_stream *stream, size_t len, void
*data)
void *buf;
ssize_t bread;
+ size_t wlen = len;
- buf = malloc(len);
+ pa_stream_begin_write(stream, &buf, &wlen);
- eo_do(in, ecore_audio_obj_in_read(buf, len, &bread));
- pa_stream_write(stream, buf, bread, free, 0, PA_SEEK_RELATIVE);
+ eo_do(in, ecore_audio_obj_in_read(buf, wlen, &bread));
+
+ pa_stream_write(stream, buf, bread, NULL, 0, PA_SEEK_RELATIVE);
if (bread < (int)len)
{
pa_operation_unref(pa_stream_trigger(stream, NULL, NULL));
- //in->ended = EINA_TRUE;
- //pa_operation_unref(pa_stream_drain(stream, NULL, NULL));
}
}
--
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