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authorJan Schmidt <thaytan@mad.scientist.com>2008-02-07 21:57:54 +0000
committerJan Schmidt <thaytan@mad.scientist.com>2008-02-07 21:57:54 +0000
commit6fe3c141d711f0796a893369b3d715b7ef11c00b (patch)
treeee4df2692acc61cde72a07e1fde68969e521d620 /gst/audiofx/audiowsincband.c
parent6d166987a0cce4e56faa888c4bbb7929e7866faf (diff)
Move the lpwsinc and bpwsinc elements from gst-plugins-bad into the audiofx plugin, and rename to audiowsinclimit and...
Original commit message from CVS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/inspect/plugin-audiofx.xml: * gst/audiofx/Makefile.am: * gst/audiofx/audiofx.c: * gst/audiofx/audiowsincband.c: * gst/audiofx/audiowsincband.h: * gst/audiofx/audiowsinclimit.c: * gst/audiofx/audiowsinclimit.h: * tests/check/Makefile.am: * tests/check/elements/audiowsincband.c: * tests/check/elements/audiowsinclimit.c: Move the lpwsinc and bpwsinc elements from gst-plugins-bad into the audiofx plugin, and rename to audiowsinclimit and audiowsincband respectively. Fixes: #467666
Diffstat (limited to 'gst/audiofx/audiowsincband.c')
-rw-r--r--gst/audiofx/audiowsincband.c146
1 files changed, 75 insertions, 71 deletions
diff --git a/gst/audiofx/audiowsincband.c b/gst/audiofx/audiowsincband.c
index 929daec6..3cccbd2a 100644
--- a/gst/audiofx/audiowsincband.c
+++ b/gst/audiofx/audiowsincband.c
@@ -36,7 +36,7 @@
*/
/**
- * SECTION:element-bpwsinc
+ * SECTION:element-audiowsincband
* @short_description: Windowed Sinc band pass and band reject filter
*
* <refsect2>
@@ -54,9 +54,9 @@
* <title>Example launch line</title>
* <para>
* <programlisting>
- * gst-launch audiotestsrc freq=1500 ! audioconvert ! bpwsinc mode=band-pass lower-frequency=3000 upper-frequency=10000 length=501 window=blackman ! audioconvert ! alsasink
- * gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! bpwsinc mode=band-reject lower-frequency=59 upper-frequency=61 length=10001 window=hamming ! audioconvert ! alsasink
- * gst-launch audiotestsrc wave=white-noise ! audioconvert ! bpwsinc mode=band-pass lower-frequency=1000 upper-frequency=2000 length=31 ! audioconvert ! alsasink
+ * gst-launch audiotestsrc freq=1500 ! audioconvert ! audiosincband mode=band-pass lower-frequency=3000 upper-frequency=10000 length=501 window=blackman ! audioconvert ! alsasink
+ * gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiowsincband mode=band-reject lower-frequency=59 upper-frequency=61 length=10001 window=hamming ! audioconvert ! alsasink
+ * gst-launch audiotestsrc wave=white-noise ! audioconvert ! audiowsincband mode=band-pass lower-frequency=1000 upper-frequency=2000 length=31 ! audioconvert ! alsasink
* </programlisting>
* </para>
* </refsect2>
@@ -72,12 +72,12 @@
#include <gst/audio/gstaudiofilter.h>
#include <gst/controller/gstcontroller.h>
-#include "gstbpwsinc.h"
+#include "audiowsincband.h"
-#define GST_CAT_DEFAULT gst_bpwsinc_debug
+#define GST_CAT_DEFAULT gst_audio_wsincband_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
-static const GstElementDetails bpwsinc_details =
+static const GstElementDetails audio_wsincband_details =
GST_ELEMENT_DETAILS ("Band-pass and Band-reject Windowed sinc filter",
"Filter/Effect/Audio",
"Band-pass Windowed sinc filter",
@@ -109,9 +109,9 @@ enum
MODE_BAND_REJECT
};
-#define GST_TYPE_BPWSINC_MODE (gst_bpwsinc_mode_get_type ())
+#define GST_TYPE_AUDIO_WSINC_BAND_MODE (gst_audio_wsincband_mode_get_type ())
static GType
-gst_bpwsinc_mode_get_type (void)
+gst_audio_wsincband_mode_get_type (void)
{
static GType gtype = 0;
@@ -124,7 +124,7 @@ gst_bpwsinc_mode_get_type (void)
{0, NULL, NULL}
};
- gtype = g_enum_register_static ("GstBPWSincMode", values);
+ gtype = g_enum_register_static ("GstAudioWSincBandMode", values);
}
return gtype;
}
@@ -135,9 +135,9 @@ enum
WINDOW_BLACKMAN
};
-#define GST_TYPE_BPWSINC_WINDOW (gst_bpwsinc_window_get_type ())
+#define GST_TYPE_AUDIO_WSINC_BAND_WINDOW (gst_audio_wsincband_window_get_type ())
static GType
-gst_bpwsinc_window_get_type (void)
+gst_audio_wsincband_window_get_type (void)
{
static GType gtype = 0;
@@ -150,7 +150,7 @@ gst_bpwsinc_window_get_type (void)
{0, NULL, NULL}
};
- gtype = g_enum_register_static ("GstBPWSincWindow", values);
+ gtype = g_enum_register_static ("GstAudioWSincBandWindow", values);
}
return gtype;
}
@@ -163,33 +163,35 @@ gst_bpwsinc_window_get_type (void)
" channels = (int) [ 1, MAX ] "
#define DEBUG_INIT(bla) \
- GST_DEBUG_CATEGORY_INIT (gst_bpwsinc_debug, "bpwsinc", 0, "Band-pass and Band-reject Windowed sinc filter plugin");
+ GST_DEBUG_CATEGORY_INIT (gst_audio_wsincband_debug, "audiowsincband", 0, \
+ "Band-pass and Band-reject Windowed sinc filter plugin");
-GST_BOILERPLATE_FULL (GstBPWSinc, gst_bpwsinc, GstAudioFilter,
+GST_BOILERPLATE_FULL (GstAudioWSincBand, audio_wsincband, GstAudioFilter,
GST_TYPE_AUDIO_FILTER, DEBUG_INIT);
-static void bpwsinc_set_property (GObject * object, guint prop_id,
+static void audio_wsincband_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
-static void bpwsinc_get_property (GObject * object, guint prop_id,
+static void audio_wsincband_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
-static GstFlowReturn bpwsinc_transform (GstBaseTransform * base,
+static GstFlowReturn audio_wsincband_transform (GstBaseTransform * base,
GstBuffer * inbuf, GstBuffer * outbuf);
-static gboolean bpwsinc_start (GstBaseTransform * base);
-static gboolean bpwsinc_event (GstBaseTransform * base, GstEvent * event);
+static gboolean audio_wsincband_start (GstBaseTransform * base);
+static gboolean audio_wsincband_event (GstBaseTransform * base,
+ GstEvent * event);
-static gboolean bpwsinc_setup (GstAudioFilter * base,
+static gboolean audio_wsincband_setup (GstAudioFilter * base,
GstRingBufferSpec * format);
-static gboolean bpwsinc_query (GstPad * pad, GstQuery * query);
-static const GstQueryType *bpwsinc_query_type (GstPad * pad);
+static gboolean audio_wsincband_query (GstPad * pad, GstQuery * query);
+static const GstQueryType *audio_wsincband_query_type (GstPad * pad);
/* Element class */
static void
-gst_bpwsinc_dispose (GObject * object)
+audio_wsincband_dispose (GObject * object)
{
- GstBPWSinc *self = GST_BPWSINC (object);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (object);
if (self->residue) {
g_free (self->residue);
@@ -205,12 +207,12 @@ gst_bpwsinc_dispose (GObject * object)
}
static void
-gst_bpwsinc_base_init (gpointer g_class)
+audio_wsincband_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstCaps *caps;
- gst_element_class_set_details (element_class, &bpwsinc_details);
+ gst_element_class_set_details (element_class, &audio_wsincband_details);
caps = gst_caps_from_string (ALLOWED_CAPS);
gst_audio_filter_class_add_pad_templates (GST_AUDIO_FILTER_CLASS (g_class),
@@ -219,7 +221,7 @@ gst_bpwsinc_base_init (gpointer g_class)
}
static void
-gst_bpwsinc_class_init (GstBPWSincClass * klass)
+audio_wsincband_class_init (GstAudioWSincBandClass * klass)
{
GObjectClass *gobject_class;
GstBaseTransformClass *trans_class;
@@ -229,9 +231,9 @@ gst_bpwsinc_class_init (GstBPWSincClass * klass)
trans_class = (GstBaseTransformClass *) klass;
filter_class = (GstAudioFilterClass *) klass;
- gobject_class->set_property = bpwsinc_set_property;
- gobject_class->get_property = bpwsinc_get_property;
- gobject_class->dispose = gst_bpwsinc_dispose;
+ gobject_class->set_property = audio_wsincband_set_property;
+ gobject_class->get_property = audio_wsincband_get_property;
+ gobject_class->dispose = audio_wsincband_dispose;
/* FIXME: Don't use the complete possible range but restrict the upper boundary
* so automatically generated UIs can use a slider */
@@ -248,22 +250,23 @@ gst_bpwsinc_class_init (GstBPWSincClass * klass)
g_object_class_install_property (gobject_class, PROP_MODE,
g_param_spec_enum ("mode", "Mode",
- "Band pass or band reject mode", GST_TYPE_BPWSINC_MODE,
+ "Band pass or band reject mode", GST_TYPE_AUDIO_WSINC_BAND_MODE,
MODE_BAND_PASS, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
g_object_class_install_property (gobject_class, PROP_WINDOW,
g_param_spec_enum ("window", "Window",
- "Window function to use", GST_TYPE_BPWSINC_WINDOW,
+ "Window function to use", GST_TYPE_AUDIO_WSINC_BAND_WINDOW,
WINDOW_HAMMING, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
- trans_class->transform = GST_DEBUG_FUNCPTR (bpwsinc_transform);
- trans_class->start = GST_DEBUG_FUNCPTR (bpwsinc_start);
- trans_class->event = GST_DEBUG_FUNCPTR (bpwsinc_event);
- filter_class->setup = GST_DEBUG_FUNCPTR (bpwsinc_setup);
+ trans_class->transform = GST_DEBUG_FUNCPTR (audio_wsincband_transform);
+ trans_class->start = GST_DEBUG_FUNCPTR (audio_wsincband_start);
+ trans_class->event = GST_DEBUG_FUNCPTR (audio_wsincband_event);
+ filter_class->setup = GST_DEBUG_FUNCPTR (audio_wsincband_setup);
}
static void
-gst_bpwsinc_init (GstBPWSinc * self, GstBPWSincClass * g_class)
+audio_wsincband_init (GstAudioWSincBand * self,
+ GstAudioWSincBandClass * g_class)
{
self->kernel_length = 101;
self->latency = 50;
@@ -279,14 +282,15 @@ gst_bpwsinc_init (GstBPWSinc * self, GstBPWSincClass * g_class)
self->next_ts = GST_CLOCK_TIME_NONE;
self->next_off = GST_BUFFER_OFFSET_NONE;
- gst_pad_set_query_function (GST_BASE_TRANSFORM (self)->srcpad, bpwsinc_query);
+ gst_pad_set_query_function (GST_BASE_TRANSFORM (self)->srcpad,
+ audio_wsincband_query);
gst_pad_set_query_type_function (GST_BASE_TRANSFORM (self)->srcpad,
- bpwsinc_query_type);
+ audio_wsincband_query_type);
}
#define DEFINE_PROCESS_FUNC(width,ctype) \
static void \
-process_##width (GstBPWSinc * self, g##ctype * src, g##ctype * dst, guint input_samples) \
+process_##width (GstAudioWSincBand * self, g##ctype * src, g##ctype * dst, guint input_samples) \
{ \
gint kernel_length = self->kernel_length; \
gint i, j, k, l; \
@@ -331,7 +335,7 @@ DEFINE_PROCESS_FUNC (64, double);
#undef DEFINE_PROCESS_FUNC
static void
-bpwsinc_build_kernel (GstBPWSinc * self)
+audio_wsincband_build_kernel (GstAudioWSincBand * self)
{
gint i = 0;
gdouble sum = 0.0;
@@ -365,7 +369,7 @@ bpwsinc_build_kernel (GstBPWSinc * self)
self->upper_frequency = tmp;
}
- GST_DEBUG ("bpwsinc: initializing filter kernel of length %d "
+ GST_DEBUG ("audio_wsincband: initializing filter kernel of length %d "
"with lower frequency %.2lf Hz "
", upper frequency %.2lf Hz for mode %s",
len, self->lower_frequency, self->upper_frequency,
@@ -457,7 +461,7 @@ bpwsinc_build_kernel (GstBPWSinc * self)
}
static void
-bpwsinc_push_residue (GstBPWSinc * self)
+audio_wsincband_push_residue (GstAudioWSincBand * self)
{
GstBuffer *outbuf;
GstFlowReturn res;
@@ -536,16 +540,16 @@ bpwsinc_push_residue (GstBPWSinc * self)
/* get notified of caps and plug in the correct process function */
static gboolean
-bpwsinc_setup (GstAudioFilter * base, GstRingBufferSpec * format)
+audio_wsincband_setup (GstAudioFilter * base, GstRingBufferSpec * format)
{
- GstBPWSinc *self = GST_BPWSINC (base);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (base);
gboolean ret = TRUE;
if (format->width == 32)
- self->process = (GstBPWSincProcessFunc) process_32;
+ self->process = (GstAudioWSincBandProcessFunc) process_32;
else if (format->width == 64)
- self->process = (GstBPWSincProcessFunc) process_64;
+ self->process = (GstAudioWSincBandProcessFunc) process_64;
else
ret = FALSE;
@@ -557,10 +561,10 @@ bpwsinc_setup (GstAudioFilter * base, GstRingBufferSpec * format)
/* GstBaseTransform vmethod implementations */
static GstFlowReturn
-bpwsinc_transform (GstBaseTransform * base, GstBuffer * inbuf,
+audio_wsincband_transform (GstBaseTransform * base, GstBuffer * inbuf,
GstBuffer * outbuf)
{
- GstBPWSinc *self = GST_BPWSINC (base);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (base);
GstClockTime timestamp;
gint channels = GST_AUDIO_FILTER (self)->format.channels;
gint rate = GST_AUDIO_FILTER (self)->format.rate;
@@ -575,7 +579,7 @@ bpwsinc_transform (GstBaseTransform * base, GstBuffer * inbuf,
gst_object_sync_values (G_OBJECT (self), timestamp);
if (!self->have_kernel)
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
/* Reset the residue if already existing on discont buffers */
if (GST_BUFFER_IS_DISCONT (inbuf)) {
@@ -675,9 +679,9 @@ bpwsinc_transform (GstBaseTransform * base, GstBuffer * inbuf,
}
static gboolean
-bpwsinc_start (GstBaseTransform * base)
+audio_wsincband_start (GstBaseTransform * base)
{
- GstBPWSinc *self = GST_BPWSINC (base);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (base);
gint channels = GST_AUDIO_FILTER (self)->format.channels;
/* Reset the residue if already existing */
@@ -693,9 +697,9 @@ bpwsinc_start (GstBaseTransform * base)
}
static gboolean
-bpwsinc_query (GstPad * pad, GstQuery * query)
+audio_wsincband_query (GstPad * pad, GstQuery * query)
{
- GstBPWSinc *self = GST_BPWSINC (gst_pad_get_parent (pad));
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (gst_pad_get_parent (pad));
gboolean res = TRUE;
switch (GST_QUERY_TYPE (query)) {
@@ -746,7 +750,7 @@ bpwsinc_query (GstPad * pad, GstQuery * query)
}
static const GstQueryType *
-bpwsinc_query_type (GstPad * pad)
+audio_wsincband_query_type (GstPad * pad)
{
static const GstQueryType types[] = {
GST_QUERY_LATENCY,
@@ -757,13 +761,13 @@ bpwsinc_query_type (GstPad * pad)
}
static gboolean
-bpwsinc_event (GstBaseTransform * base, GstEvent * event)
+audio_wsincband_event (GstBaseTransform * base, GstEvent * event)
{
- GstBPWSinc *self = GST_BPWSINC (base);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (base);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
- bpwsinc_push_residue (self);
+ audio_wsincband_push_residue (self);
break;
default:
break;
@@ -773,12 +777,12 @@ bpwsinc_event (GstBaseTransform * base, GstEvent * event)
}
static void
-bpwsinc_set_property (GObject * object, guint prop_id, const GValue * value,
- GParamSpec * pspec)
+audio_wsincband_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
{
- GstBPWSinc *self = GST_BPWSINC (object);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (object);
- g_return_if_fail (GST_IS_BPWSINC (self));
+ g_return_if_fail (GST_IS_AUDIO_WSINC_BAND (self));
switch (prop_id) {
case PROP_LENGTH:{
@@ -791,13 +795,13 @@ bpwsinc_set_property (GObject * object, guint prop_id, const GValue * value,
if (val != self->kernel_length) {
if (self->residue) {
- bpwsinc_push_residue (self);
+ audio_wsincband_push_residue (self);
g_free (self->residue);
self->residue = NULL;
}
self->kernel_length = val;
self->latency = val / 2;
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
gst_element_post_message (GST_ELEMENT (self),
gst_message_new_latency (GST_OBJECT (self)));
}
@@ -807,25 +811,25 @@ bpwsinc_set_property (GObject * object, guint prop_id, const GValue * value,
case PROP_LOWER_FREQUENCY:
GST_BASE_TRANSFORM_LOCK (self);
self->lower_frequency = g_value_get_float (value);
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
GST_BASE_TRANSFORM_UNLOCK (self);
break;
case PROP_UPPER_FREQUENCY:
GST_BASE_TRANSFORM_LOCK (self);
self->upper_frequency = g_value_get_float (value);
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
GST_BASE_TRANSFORM_UNLOCK (self);
break;
case PROP_MODE:
GST_BASE_TRANSFORM_LOCK (self);
self->mode = g_value_get_enum (value);
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
GST_BASE_TRANSFORM_UNLOCK (self);
break;
case PROP_WINDOW:
GST_BASE_TRANSFORM_LOCK (self);
self->window = g_value_get_enum (value);
- bpwsinc_build_kernel (self);
+ audio_wsincband_build_kernel (self);
GST_BASE_TRANSFORM_UNLOCK (self);
break;
default:
@@ -835,10 +839,10 @@ bpwsinc_set_property (GObject * object, guint prop_id, const GValue * value,
}
static void
-bpwsinc_get_property (GObject * object, guint prop_id, GValue * value,
+audio_wsincband_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
- GstBPWSinc *self = GST_BPWSINC (object);
+ GstAudioWSincBand *self = GST_AUDIO_WSINC_BAND (object);
switch (prop_id) {
case PROP_LENGTH: