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directsoundsink: Plug some memleak and support 22050Hz mono sound.

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Segment size needs to be a multiple of the sample size in bytes.
This commit is contained in:
Julien Moutte 2010-06-09 20:07:09 +02:00
parent bd5987a3d2
commit 055586f2d9
1 changed files with 12 additions and 3 deletions
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15
sys/directsound/gstdirectsoundsink.c
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@ -366,6 +366,7 @@ gst_directsound_sink_getcaps (GstBaseSink * bsink)
GstPadTemplate *pad_template;
GstDirectSoundSink *dsoundsink = GST_DIRECTSOUND_SINK (bsink);
GstCaps *caps;
gchar *caps_string = NULL;
if (dsoundsink->pDS == NULL) {
GST_DEBUG_OBJECT (dsoundsink, "device not open, using template caps");
@ -373,8 +374,9 @@ gst_directsound_sink_getcaps (GstBaseSink * bsink)
}
if (dsoundsink->cached_caps) {
GST_DEBUG_OBJECT (dsoundsink, "Returning cached caps: %s",
gst_caps_to_string (dsoundsink->cached_caps));
caps_string = gst_caps_to_string (dsoundsink->cached_caps);
GST_DEBUG_OBJECT (dsoundsink, "Returning cached caps: %s", caps_string);
g_free (caps_string);
return gst_caps_ref (dsoundsink->cached_caps);
}
@ -388,7 +390,11 @@ gst_directsound_sink_getcaps (GstBaseSink * bsink)
dsoundsink->cached_caps = gst_caps_ref (caps);
}
GST_DEBUG_OBJECT (dsoundsink, "returning caps %s", gst_caps_to_string (caps));
if (caps) {
gchar *caps_string = gst_caps_to_string (caps);
GST_DEBUG_OBJECT (dsoundsink, "returning caps %s", caps_string);
g_free (caps_string);
}
return caps;
}
@ -446,10 +452,13 @@ gst_directsound_sink_prepare (GstAudioSink * asink, GstRingBufferSpec * spec)
dsoundsink->buffer_size =
gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->buffer_time,
GST_MSECOND);
/* Make sure we make those numbers multiple of our sample size in bytes */
dsoundsink->buffer_size += dsoundsink->buffer_size % spec->bytes_per_sample;
spec->segsize =
gst_util_uint64_scale_int (wfx.nAvgBytesPerSec, spec->latency_time,
GST_MSECOND);
spec->segsize += spec->segsize % spec->bytes_per_sample;
spec->segtotal = dsoundsink->buffer_size / spec->segsize;
} else {
wfx.cbSize = 0;