diff options
Diffstat (limited to 'gst/filter/gstlpwsinc.c')
| -rw-r--r-- | gst/filter/gstlpwsinc.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/gst/filter/gstlpwsinc.c b/gst/filter/gstlpwsinc.c index 0ce33b32..285c2edb 100644 --- a/gst/filter/gstlpwsinc.c +++ b/gst/filter/gstlpwsinc.c @@ -35,8 +35,8 @@ #endif #include <gst/gst.h> #include "gstfilter.h" -#include <math.h> /* M_PI */ -#include <string.h> /* memmove */ +#include <math.h> /* M_PI */ +#include <string.h> /* memmove */ static GstElementDetails gst_lpwsinc_details = GST_ELEMENT_DETAILS ("LPWSinc", "Filter/Effect/Audio", @@ -77,10 +77,10 @@ struct _GstLPWSinc GstPad *sinkpad, *srcpad; double frequency; - int wing_size; /* length of a "wing" of the filter; - actual length is 2 * wing_size + 1 */ + int wing_size; /* length of a "wing" of the filter; + actual length is 2 * wing_size + 1 */ - gfloat *residue; /* buffer for left-over samples from previous buffer */ + gfloat *residue; /* buffer for left-over samples from previous buffer */ double *kernel; }; @@ -122,7 +122,7 @@ gst_lpwsinc_get_type (void) }; lpwsinc_type = g_type_register_static (GST_TYPE_ELEMENT, "GstLPWSinc", - &lpwsinc_info, 0); + &lpwsinc_info, 0); } return lpwsinc_type; } @@ -154,12 +154,12 @@ gst_lpwsinc_class_init (GstLPWSincClass * klass) g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_FREQUENCY, g_param_spec_double ("frequency", "Frequency", - "Cut-off Frequency relative to sample rate)", - 0.0, 0.5, 0, G_PARAM_READWRITE)); + "Cut-off Frequency relative to sample rate)", + 0.0, 0.5, 0, G_PARAM_READWRITE)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LENGTH, g_param_spec_int ("length", "Length", - "N such that the filter length = 2N + 1", - 1, G_MAXINT, 1, G_PARAM_READWRITE)); + "N such that the filter length = 2N + 1", + 1, G_MAXINT, 1, G_PARAM_READWRITE)); gobject_class->set_property = gst_lpwsinc_set_property; gobject_class->get_property = gst_lpwsinc_get_property; @@ -210,10 +210,10 @@ gst_lpwsinc_sink_connect (GstPad * pad, const GstCaps * caps) for (i = 0; i <= len * 2; ++i) { if (i == len) - filter->kernel[i] = 2 * M_PI * filter->frequency; + filter->kernel[i] = 2 * M_PI * filter->frequency; else - filter->kernel[i] = sin (2 * M_PI * filter->frequency * (i - len)) - / (i - len); + filter->kernel[i] = sin (2 * M_PI * filter->frequency * (i - len)) + / (i - len); /* windowing */ filter->kernel[i] *= (0.54 - 0.46 * cos (M_PI * i / len)); } |