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gst/spectrum/gstspectrum.c: Now do the scaling right for real. Also initialize a previously uninitialized variable.

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Original commit message from CVS:
* gst/spectrum/gstspectrum.c:
Now do the scaling right for real. Also initialize a previously
uninitialized variable.
This commit is contained in:
Sebastian Dröge 2007-11-09 17:27:00 +00:00
parent 912538f37a
commit ee25c44f93
2 changed files with 9 additions and 4 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2007-11-09 Sebastian Dröge <slomo@circular-chaos.org>
* gst/spectrum/gstspectrum.c:
Now do the scaling right for real. Also initialize a previously
uninitialized variable.
2007-11-09 Edgard Lima <edgard.lima@indt.org.br>
* ext/metadata/metadataparsexmp.c:

7
gst/spectrum/gstspectrum.c
View file

@ -517,10 +517,9 @@ process_s##width (GstSpectrum *spectrum, const gint##width *samples) \
\
/* Calculate magnitude in db */ \
for (i = 0; i < spectrum->bands; i++) { \
gdouble val; \
gdouble val = 0.0; \
val = (gdouble) freqdata[i].r * (gdouble) freqdata[i].r; \
val += (gdouble) freqdata[i].i * (gdouble) freqdata[i].i; \
val *= nfft; \
val /= max*max; \
val = 10.0 * log10 (val); \
if (val > spectrum->threshold) \
@ -585,10 +584,10 @@ process_f##width (GstSpectrum *spectrum, const g##type *samples) \
\
/* Calculate magnitude in db */ \
for (i = 0; i < spectrum->bands; i++) { \
gdouble val; \
gdouble val = 0.0; \
val = freqdata[i].r * freqdata[i].r; \
val += freqdata[i].i * freqdata[i].i; \
val /= nfft; \
val /= nfft*nfft; \
val = 10.0 * log10 (val); \
if (val > spectrum->threshold) \
val -= spectrum->threshold; \