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bpmdetect: Save one memory allocation per stereo buffer

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Sebastian Dröge 2009-02-16 16:06:02 +01:00
parent a6320f13f1
commit 4fe032d97e
1 changed files with 6 additions and 5 deletions
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11
ext/soundtouch/gstbpmdetect.cc
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@ -215,17 +215,18 @@ gst_bpm_detect_transform_ip (GstBaseTransform * trans, GstBuffer * in)
inbuf += 2048; inbuf += 2048;
} }
} else { } else {
gfloat *data, *inbuf; gfloat *inbuf, *intmp, data[2*2048];
data = inbuf = inbuf = (gfloat *) GST_BUFFER_DATA (in);
(gfloat *) g_memdup (GST_BUFFER_DATA (in), GST_BUFFER_SIZE (in)); intmp = data;
while (nsamples > 0) { while (nsamples > 0) {
bpm_detect->priv->detect->inputSamples (inbuf, MIN (nsamples, 2048)); memcpy (intmp, inbuf, sizeof (gfloat) * 2 * MIN (nsamples, 2048));
bpm_detect->priv->detect->inputSamples (intmp, MIN (nsamples, 2048));
nsamples -= 2048; nsamples -= 2048;
inbuf += 2048 * 2; inbuf += 2048 * 2;
intmp += 2048 * 2;
} }
g_free (data);
} }
bpm = bpm_detect->priv->detect->getBpm (); bpm = bpm_detect->priv->detect->getBpm ();