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code cleanups renamed FORMAT to WIDTH and disabled it since the code is fixed for 16 bit

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Original commit message from CVS:
code cleanups
renamed FORMAT to WIDTH and disabled it since the code is fixed for 16 bit
This commit is contained in:
Thomas Vander Stichele 2002-10-01 12:03:05 +00:00
parent 8e4fdf7c7a
commit 7917c63f5d
1 changed files with 92 additions and 85 deletions
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177
gst/sine/gstsinesrc.c
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@ -48,7 +48,7 @@ enum {
enum { enum {
ARG_0, ARG_0,
ARG_FORMAT, /* ARG_WIDTH, */ /* width is not even implemented so no use in having this */
ARG_SAMPLERATE, ARG_SAMPLERATE,
ARG_TABLESIZE, ARG_TABLESIZE,
ARG_SAMPLES_PER_BUFFER, ARG_SAMPLES_PER_BUFFER,
@ -64,33 +64,38 @@ GST_PAD_TEMPLATE_FACTORY (sinesrc_src_factory,
"sinesrc_src", "sinesrc_src",
"audio/raw", "audio/raw",
"format", GST_PROPS_STRING ("int"), "format", GST_PROPS_STRING ("int"),
"law", GST_PROPS_INT (0), "law", GST_PROPS_INT (0),
"endianness", GST_PROPS_INT (G_BYTE_ORDER), "endianness", GST_PROPS_INT (G_BYTE_ORDER),
"signed", GST_PROPS_BOOLEAN (TRUE), "signed", GST_PROPS_BOOLEAN (TRUE),
"width", GST_PROPS_INT (16), "width", GST_PROPS_INT (16),
"depth", GST_PROPS_INT (16), "depth", GST_PROPS_INT (16),
"rate", GST_PROPS_INT_RANGE (8000, 48000), "rate", GST_PROPS_INT_RANGE (8000, 48000),
"channels", GST_PROPS_INT (1) "channels", GST_PROPS_INT (1)
) )
); );
static void gst_sinesrc_class_init (GstSineSrcClass *klass); static void gst_sinesrc_class_init (GstSineSrcClass *klass);
static void gst_sinesrc_init (GstSineSrc *src); static void gst_sinesrc_init (GstSineSrc *src);
static void gst_sinesrc_set_property (GObject *object, guint prop_id, static void gst_sinesrc_set_property (GObject *object,
const GValue *value, GParamSpec *pspec); guint prop_id,
static void gst_sinesrc_get_property (GObject *object, guint prop_id, const GValue *value,
GValue *value, GParamSpec *pspec); GParamSpec *pspec);
static void gst_sinesrc_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
/*static gboolean gst_sinesrc_change_state(GstElement *element, */ /*static gboolean gst_sinesrc_change_state(GstElement *element, */
/* GstElementState state); */ /* GstElementState state); */
/*static void gst_sinesrc_close_audio(GstSineSrc *src); */ /*static void gst_sinesrc_close_audio(GstSineSrc *src); */
/*static gboolean gst_sinesrc_open_audio(GstSineSrc *src); */ /*static gboolean gst_sinesrc_open_audio(GstSineSrc *src); */
static void gst_sinesrc_update_freq(const GValue *value, gpointer data); static void gst_sinesrc_update_freq (const GValue *value,
static void gst_sinesrc_populate_sinetable (GstSineSrc *src); gpointer data);
static inline void gst_sinesrc_update_table_inc (GstSineSrc *src); static void gst_sinesrc_populate_sinetable (GstSineSrc *src);
static void gst_sinesrc_force_caps (GstSineSrc *src); static inline void gst_sinesrc_update_table_inc (GstSineSrc *src);
static void gst_sinesrc_force_caps (GstSineSrc *src);
static GstBuffer* gst_sinesrc_get (GstPad *pad); static GstBuffer* gst_sinesrc_get (GstPad *pad);
static GstElementClass *parent_class = NULL; static GstElementClass *parent_class = NULL;
/*static guint gst_sinesrc_signals[LAST_SIGNAL] = { 0 }; */ /*static guint gst_sinesrc_signals[LAST_SIGNAL] = { 0 }; */
@ -102,17 +107,13 @@ gst_sinesrc_get_type (void)
if (!sinesrc_type) { if (!sinesrc_type) {
static const GTypeInfo sinesrc_info = { static const GTypeInfo sinesrc_info = {
sizeof(GstSineSrcClass), sizeof (GstSineSrcClass), NULL, NULL,
NULL, (GClassInitFunc) gst_sinesrc_class_init, NULL, NULL,
NULL, sizeof (GstSineSrc), 0,
(GClassInitFunc)gst_sinesrc_class_init, (GInstanceInitFunc) gst_sinesrc_init,
NULL,
NULL,
sizeof(GstSineSrc),
0,
(GInstanceInitFunc)gst_sinesrc_init,
}; };
sinesrc_type = g_type_register_static (GST_TYPE_ELEMENT, "GstSineSrc", &sinesrc_info, 0); sinesrc_type = g_type_register_static (GST_TYPE_ELEMENT, "GstSineSrc",
&sinesrc_info, 0);
} }
return sinesrc_type; return sinesrc_type;
} }
@ -123,29 +124,33 @@ gst_sinesrc_class_init (GstSineSrcClass *klass)
GObjectClass *gobject_class; GObjectClass *gobject_class;
GstElementClass *gstelement_class; GstElementClass *gstelement_class;
gobject_class = (GObjectClass*)klass; gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass*)klass; gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref(GST_TYPE_ELEMENT); parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_FORMAT, /*
g_param_spec_int("format","format","format", g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_WIDTH,
G_MININT,G_MAXINT,0,G_PARAM_READWRITE)); g_param_spec_int("width", "Width", "Width of audio data in bits",
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SAMPLERATE, 1, 32, 0, G_PARAM_READWRITE));
g_param_spec_int("samplerate","samplerate","samplerate", */
G_MININT,G_MAXINT,0,G_PARAM_READWRITE)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SAMPLERATE,
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_TABLESIZE, g_param_spec_int ("samplerate","Sample Rate","Sample Rate (in Hz)",
g_param_spec_int("tablesize","tablesize","tablesize", 1, G_MAXINT, 0, G_PARAM_READWRITE));
G_MININT,G_MAXINT,0,G_PARAM_READWRITE)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TABLESIZE,
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SAMPLES_PER_BUFFER, g_param_spec_int ("tablesize", "tablesize", "tablesize",
g_param_spec_int("samplesperbuffer","samplesperbuffer","samplesperbuffer", 1, G_MAXINT, 0, G_PARAM_READWRITE));
0, G_MAXINT, 1024, G_PARAM_READWRITE)); g_object_class_install_property (G_OBJECT_CLASS (klass),
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_FREQ, ARG_SAMPLES_PER_BUFFER,
g_param_spec_float("freq","freq","freq", g_param_spec_int ("samplesperbuffer", "Samples per buffer",
0.0, 20000.0, 440.0, G_PARAM_READWRITE)); "Number of samples in each outgoing buffer",
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_VOLUME, 1, G_MAXINT, 1024, G_PARAM_READWRITE));
g_param_spec_float("volume","volume","volume", g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_FREQ,
0.0, 1.0, 0.8, G_PARAM_READWRITE)); g_param_spec_float ("freq", "Frequency", "Frequency of sine source",
0.0, 20000.0, 440.0, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_VOLUME,
g_param_spec_float ("volume", "Volume", "Volume",
0.0, 1.0, 0.8, G_PARAM_READWRITE));
gobject_class->set_property = gst_sinesrc_set_property; gobject_class->set_property = gst_sinesrc_set_property;
gobject_class->get_property = gst_sinesrc_get_property; gobject_class->get_property = gst_sinesrc_get_property;
@ -159,11 +164,11 @@ gst_sinesrc_init (GstSineSrc *src)
src->srcpad = gst_pad_new_from_template ( src->srcpad = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (sinesrc_src_factory), "src"); GST_PAD_TEMPLATE_GET (sinesrc_src_factory), "src");
gst_element_add_pad(GST_ELEMENT(src), src->srcpad); gst_element_add_pad (GST_ELEMENT(src), src->srcpad);
gst_pad_set_get_function(src->srcpad, gst_sinesrc_get); gst_pad_set_get_function (src->srcpad, gst_sinesrc_get);
src->format = 16; src->width = 16;
src->samplerate = 44100; src->samplerate = 44100;
src->volume = 1.0; src->volume = 1.0;
src->freq = 440.0; src->freq = 440.0;
@ -205,7 +210,7 @@ gst_sinesrc_init (GstSineSrc *src)
} }
static GstBuffer * static GstBuffer *
gst_sinesrc_get(GstPad *pad) gst_sinesrc_get (GstPad *pad)
{ {
GstSineSrc *src; GstSineSrc *src;
GstBuffer *buf; GstBuffer *buf;
@ -269,39 +274,39 @@ gst_sinesrc_get(GstPad *pad)
} }
static void static void
gst_sinesrc_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) gst_sinesrc_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{ {
GstSineSrc *src; GstSineSrc *src;
/* it's not null if we got it, but it might not be ours */ g_return_if_fail (GST_IS_SINESRC (object));
g_return_if_fail(GST_IS_SINESRC(object)); src = GST_SINESRC (object);
src = GST_SINESRC(object);
switch (prop_id) { switch (prop_id) {
case ARG_FORMAT: case ARG_WIDTH:
src->format = g_value_get_int (value); src->width = g_value_get_int (value);
src->newcaps=TRUE; src->newcaps = TRUE;
break; break;
case ARG_SAMPLERATE: case ARG_SAMPLERATE:
src->samplerate = g_value_get_int (value); src->samplerate = g_value_get_int (value);
gst_dpman_set_rate(src->dpman, src->samplerate); gst_dpman_set_rate (src->dpman, src->samplerate);
src->newcaps=TRUE; src->newcaps = TRUE;
gst_sinesrc_update_table_inc(src); gst_sinesrc_update_table_inc (src);
break; break;
case ARG_TABLESIZE: case ARG_TABLESIZE:
src->table_size = g_value_get_int (value); src->table_size = g_value_get_int (value);
gst_sinesrc_populate_sinetable(src); gst_sinesrc_populate_sinetable (src);
gst_sinesrc_update_table_inc(src); gst_sinesrc_update_table_inc (src);
break; break;
case ARG_SAMPLES_PER_BUFFER: case ARG_SAMPLES_PER_BUFFER:
src->samples_per_buffer = g_value_get_int (value); src->samples_per_buffer = g_value_get_int (value);
break; break;
case ARG_FREQ: case ARG_FREQ:
gst_dpman_bypass_dparam(src->dpman, "freq"); gst_dpman_bypass_dparam (src->dpman, "freq");
gst_sinesrc_update_freq(value, src); gst_sinesrc_update_freq (value, src);
break; break;
case ARG_VOLUME: case ARG_VOLUME:
gst_dpman_bypass_dparam(src->dpman, "volume"); gst_dpman_bypass_dparam (src->dpman, "volume");
src->volume = g_value_get_float (value); src->volume = g_value_get_float (value);
break; break;
default: default:
@ -310,7 +315,8 @@ gst_sinesrc_set_property (GObject *object, guint prop_id, const GValue *value, G
} }
static void static void
gst_sinesrc_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) gst_sinesrc_get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{ {
GstSineSrc *src; GstSineSrc *src;
@ -319,8 +325,8 @@ gst_sinesrc_get_property (GObject *object, guint prop_id, GValue *value, GParamS
src = GST_SINESRC(object); src = GST_SINESRC(object);
switch (prop_id) { switch (prop_id) {
case ARG_FORMAT: case ARG_WIDTH:
g_value_set_int (value, src->format); g_value_set_int (value, src->width);
break; break;
case ARG_SAMPLERATE: case ARG_SAMPLERATE:
g_value_set_int (value, src->samplerate); g_value_set_int (value, src->samplerate);
@ -371,23 +377,23 @@ gst_sinesrc_populate_sinetable (GstSineSrc *src)
{ {
gint i; gint i;
gdouble pi2scaled = M_PI * 2 / src->table_size; gdouble pi2scaled = M_PI * 2 / src->table_size;
gfloat *table = g_new(gfloat, src->table_size); gfloat *table = g_new (gfloat, src->table_size);
for(i=0 ; i < src->table_size ; i++){ for(i=0 ; i < src->table_size ; i++){
table[i] = (gfloat)sin(i * pi2scaled); table[i] = (gfloat) sin(i * pi2scaled);
} }
g_free(src->table_data); g_free (src->table_data);
src->table_data = table; src->table_data = table;
} }
static void static void
gst_sinesrc_update_freq(const GValue *value, gpointer data) gst_sinesrc_update_freq (const GValue *value, gpointer data)
{ {
GstSineSrc *src = (GstSineSrc*)data; GstSineSrc *src = (GstSineSrc *) data;
g_return_if_fail(GST_IS_SINESRC(src)); g_return_if_fail (GST_IS_SINESRC (src));
src->freq = g_value_get_float(value); src->freq = g_value_get_float (value);
src->table_inc = src->table_size * src->freq / src->samplerate; src->table_inc = src->table_size * src->freq / src->samplerate;
/*GST_DEBUG(GST_CAT_PARAMS, "freq %f", src->freq); */ /*GST_DEBUG(GST_CAT_PARAMS, "freq %f", src->freq); */
@ -400,13 +406,13 @@ gst_sinesrc_update_table_inc (GstSineSrc *src)
} }
static void static void
gst_sinesrc_force_caps(GstSineSrc *src) { gst_sinesrc_force_caps (GstSineSrc *src) {
GstCaps *caps; GstCaps *caps;
if (!src->newcaps) if (!src->newcaps)
return; return;
src->newcaps=FALSE; src->newcaps = FALSE;
caps = GST_CAPS_NEW ( caps = GST_CAPS_NEW (
"sinesrc_src_caps", "sinesrc_src_caps",
@ -429,11 +435,12 @@ plugin_init (GModule *module, GstPlugin *plugin)
{ {
GstElementFactory *factory; GstElementFactory *factory;
factory = gst_element_factory_new("sinesrc",GST_TYPE_SINESRC, factory = gst_element_factory_new ("sinesrc", GST_TYPE_SINESRC,
&gst_sinesrc_details); &gst_sinesrc_details);
g_return_val_if_fail(factory != NULL, FALSE); g_return_val_if_fail (factory != NULL, FALSE);
gst_element_factory_add_pad_template (factory, GST_PAD_TEMPLATE_GET (sinesrc_src_factory)); gst_element_factory_add_pad_template (factory,
GST_PAD_TEMPLATE_GET (sinesrc_src_factory));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));