#include <string.h>
#include <gst/gst.h>
#include <gst/audio/audio.h>
+#include <gst/control/control.h>
#include "gstvolume.h"
enum {
ARG_0,
ARG_SILENT,
- ARG_MUTED,
+ ARG_MUTE,
ARG_VOLUME
};
-static GstPadTemplate*
-volume_sink_factory (void)
-{
- static GstPadTemplate *template = NULL;
-
- if (!template) {
- template = gst_pad_template_new
- ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
- gst_caps_append(gst_caps_new ("sink_int", "audio/raw",
- GST_AUDIO_INT_PAD_TEMPLATE_PROPS),
- gst_caps_new ("sink_float", "audio/raw",
- GST_AUDIO_FLOAT_MONO_PAD_TEMPLATE_PROPS)),
- NULL);
- }
- return template;
-}
-
-static GstPadTemplate*
-volume_src_factory (void)
-{
- static GstPadTemplate *template = NULL;
-
- if (!template)
- template = gst_pad_template_new
- ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
- gst_caps_append (gst_caps_new ("src_float", "audio/raw",
- GST_AUDIO_FLOAT_MONO_PAD_TEMPLATE_PROPS),
- gst_caps_new ("src_int", "audio/raw",
- GST_AUDIO_INT_PAD_TEMPLATE_PROPS)),
- NULL);
-
- return template;
-}
+GST_PAD_TEMPLATE_FACTORY (volume_sink_factory,
+ "sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_CAPS_NEW (
+ "volume_float_sink",
+ "audio/raw",
+ "rate", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "format", GST_PROPS_STRING ("float"),
+ "layout", GST_PROPS_STRING ("gfloat"),
+ "intercept", GST_PROPS_FLOAT(0.0),
+ "slope", GST_PROPS_FLOAT(1.0),
+ "channels", GST_PROPS_INT (1)
+ ),
+ GST_CAPS_NEW (
+ "volume_int_sink",
+ "audio/raw",
+ "format", GST_PROPS_STRING ("int"),
+ "channels", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "rate", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "law", GST_PROPS_INT (0),
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER),
+ "width", GST_PROPS_INT (16),
+ "depth", GST_PROPS_INT (16),
+ "signed", GST_PROPS_BOOLEAN (TRUE)
+ )
+);
+
+GST_PAD_TEMPLATE_FACTORY (volume_src_factory,
+ "src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_CAPS_NEW (
+ "volume_float_src",
+ "audio/raw",
+ "rate", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "format", GST_PROPS_STRING ("float"),
+ "layout", GST_PROPS_STRING ("gfloat"),
+ "intercept", GST_PROPS_FLOAT(0.0),
+ "slope", GST_PROPS_FLOAT(1.0),
+ "channels", GST_PROPS_INT (1)
+ ),
+ GST_CAPS_NEW (
+ "volume_int_src",
+ "audio/raw",
+ "format", GST_PROPS_STRING ("int"),
+ "channels", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "rate", GST_PROPS_INT_RANGE (1, G_MAXINT),
+ "law", GST_PROPS_INT (0),
+ "endianness", GST_PROPS_INT (G_BYTE_ORDER),
+ "width", GST_PROPS_INT (16),
+ "depth", GST_PROPS_INT (16),
+ "signed", GST_PROPS_BOOLEAN (TRUE)
+ )
+);
static void volume_class_init (GstVolumeClass *klass);
static void volume_init (GstVolume *filter);
static void volume_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
-static void volume_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
+static void volume_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
+static void volume_update_volume (const GValue *value, gpointer data);
+static void volume_update_mute (const GValue *value, gpointer data);
static gboolean volume_parse_caps (GstVolume *filter, GstCaps *caps);
-static void volume_chain (GstPad *pad, GstBuffer *buf);
-static void inline volume_fast_float_chain (gfloat* data, guint numsamples, GstVolume *filter);
-static void inline volume_fast_8bit_chain (gint8* data, guint numsamples, GstVolume *filter);
-static void inline volume_fast_16bit_chain (gint16* data, guint numsamples, GstVolume *filter);
+static void volume_chain_float (GstPad *pad, GstBuffer *buf);
+static void volume_chain_int16 (GstPad *pad, GstBuffer *buf);
static GstElementClass *parent_class = NULL;
/*static guint gst_filter_signals[LAST_SIGNAL] = { 0 }; */
{
const gchar *format;
- g_return_val_if_fail(filter!=NULL,-1);
- g_return_val_if_fail(caps!=NULL,-1);
+ g_return_val_if_fail(filter!=NULL,FALSE);
+ g_return_val_if_fail(caps!=NULL,FALSE);
gst_caps_get_string (caps, "format", &format);
- gst_caps_get_int (caps, "rate", &filter->rate);
- gst_caps_get_int (caps, "channels", &filter->channels);
-
if (strcmp(format, "int")==0) {
- filter->format = GST_VOLUME_FORMAT_INT;
- gst_caps_get_int (caps, "width", &filter->width);
- gst_caps_get_int (caps, "depth", &filter->depth);
- gst_caps_get_int (caps, "law", &filter->law);
- gst_caps_get_int (caps, "endianness", &filter->endianness);
- gst_caps_get_boolean (caps, "signed", &filter->is_signed);
-
- if (!filter->silent) {
- g_print ("Volume : channels %d, rate %d\n",
- filter->channels, filter->rate);
- g_print ("Volume : format int, bit width %d, endianness %d, signed %s\n",
- filter->width, filter->endianness, filter->is_signed ? "yes" : "no");
- }
- } else if (strcmp(format, "float")==0) {
- filter->format = GST_VOLUME_FORMAT_FLOAT;
- gst_caps_get_string (caps, "layout", &filter->layout);
- gst_caps_get_float (caps, "intercept", &filter->intercept);
- gst_caps_get_float (caps, "slope", &filter->slope);
-
- if (!filter->silent) {
- g_print ("Volume : channels %d, rate %d\n",
- filter->channels, filter->rate);
- g_print ("Volume : format float, layout %s, intercept %f, slope %f\n",
- filter->layout, filter->intercept, filter->slope);
- }
- } else {
- return FALSE;
+ gst_pad_set_chain_function(filter->sinkpad,volume_chain_int16);
+ return TRUE;
}
- return TRUE;
+
+ if (strcmp(format, "float")==0) {
+ gst_pad_set_chain_function(filter->sinkpad,volume_chain_float);
+ return TRUE;
+ }
+
+ return FALSE;
}
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
- g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SILENT,
- g_param_spec_boolean("silent","silent","silent",
- TRUE,G_PARAM_READWRITE)); /* CHECKME */
-
- g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MUTED,
- g_param_spec_boolean("muted","muted","muted",
+ g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MUTE,
+ g_param_spec_boolean("mute","mute","mute",
FALSE,G_PARAM_READWRITE));
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_VOLUME,
gst_element_add_pad(GST_ELEMENT(filter),filter->sinkpad);
gst_element_add_pad(GST_ELEMENT(filter),filter->srcpad);
- gst_pad_set_chain_function(filter->sinkpad,volume_chain);
- filter->silent = FALSE;
- filter->muted = FALSE;
+ gst_pad_set_chain_function(filter->sinkpad,volume_chain_int16);
+ filter->mute = FALSE;
filter->volume_i = 8192;
filter->volume_f = 1.0;
+
+ filter->dpman = gst_dpman_new ("volume_dpman", GST_ELEMENT(filter));
+ gst_dpman_add_required_dparam_callback (
+ filter->dpman,
+ g_param_spec_int("mute","Mute","Mute the audio",
+ 0, 1, 0, G_PARAM_READWRITE),
+ "int",
+ volume_update_mute,
+ filter
+ );
+ gst_dpman_add_required_dparam_callback (
+ filter->dpman,
+ g_param_spec_float("volume","Volume","Volume of the audio",
+ -4.0, 4.0, 1.0, G_PARAM_READWRITE),
+ "scalar",
+ volume_update_volume,
+ filter
+ );
+
}
static void
-volume_chain (GstPad *pad, GstBuffer *buf)
+volume_chain_float (GstPad *pad, GstBuffer *buf)
{
GstVolume *filter;
- gint16 *int_data;
- gfloat *float_data;
-
- g_return_if_fail(pad != NULL);
+ GstBuffer *out_buf;
+ gfloat *data;
+ gint i, sample_countdown, num_samples;
+
g_return_if_fail(GST_IS_PAD(pad));
g_return_if_fail(buf != NULL);
filter = GST_VOLUME(GST_OBJECT_PARENT (pad));
- g_return_if_fail(filter != NULL);
g_return_if_fail(GST_IS_VOLUME(filter));
+
+ if (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_READONLY)){
+ out_buf = gst_buffer_copy (buf);
+ gst_buffer_unref(buf);
+ }
+ else {
+ out_buf = buf;
+ }
+
+ data = (gfloat *)GST_BUFFER_DATA(out_buf);
+ num_samples = GST_BUFFER_SIZE(out_buf)/sizeof(gfloat);
+ sample_countdown = GST_DPMAN_PREPROCESS(filter->dpman, num_samples, GST_BUFFER_TIMESTAMP(out_buf));
+ i = 0;
+
+ while(GST_DPMAN_PROCESS_COUNTDOWN(filter->dpman, sample_countdown, i)) {
+ data[i++] *= filter->real_vol_f;
+ }
- if (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_READONLY))
- buf = gst_buffer_copy (buf);
+ gst_pad_push(filter->srcpad,out_buf);
- switch (filter->format) {
- case GST_VOLUME_FORMAT_INT:
- int_data = (gint16 *)GST_BUFFER_DATA(buf);
-
- switch (filter->width) {
- case 16:
- volume_fast_16bit_chain(int_data,GST_BUFFER_SIZE(buf)/2, filter);
- break;
- case 8:
- volume_fast_8bit_chain((gint8*)int_data,GST_BUFFER_SIZE(buf), filter);
- break;
- }
+}
- break;
- case GST_VOLUME_FORMAT_FLOAT:
- float_data = (gfloat *)GST_BUFFER_DATA(buf);
-
- volume_fast_float_chain(float_data,GST_BUFFER_SIZE(buf)/sizeof(float), filter);
+static void
+volume_chain_int16 (GstPad *pad, GstBuffer *buf)
+{
+ GstVolume *filter;
+ GstBuffer *out_buf;
+ gint16 *data;
+ gint i, sample_countdown, num_samples;
+
+ g_return_if_fail(GST_IS_PAD(pad));
+ g_return_if_fail(buf != NULL);
+
+ filter = GST_VOLUME(GST_OBJECT_PARENT (pad));
+ g_return_if_fail(GST_IS_VOLUME(filter));
+
+ if (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_READONLY)){
+ out_buf = gst_buffer_copy (buf);
+ gst_buffer_unref(buf);
+ }
+ else {
+ out_buf = buf;
+ }
+
+ data = (gint16 *)GST_BUFFER_DATA(out_buf);
+ num_samples = GST_BUFFER_SIZE(out_buf)/sizeof(gint16);
+ sample_countdown = GST_DPMAN_PREPROCESS(filter->dpman, num_samples, GST_BUFFER_TIMESTAMP(out_buf));
+ i = 0;
- break;
+ while(GST_DPMAN_PROCESS_COUNTDOWN(filter->dpman, sample_countdown, i)) {
+ data[i] = (gint16)(filter->real_vol_i * (gint)data[i++] / 8192);
}
- gst_pad_push(filter->srcpad,buf);
+ gst_pad_push(filter->srcpad,out_buf);
+
}
-static void inline
-volume_fast_float_chain(gfloat* data, guint num_samples, GstVolume *filter)
-#include "filter.func"
+static void
+volume_update_mute(const GValue *value, gpointer data)
+{
+ GstVolume *filter = (GstVolume*)data;
+ g_return_if_fail(GST_IS_VOLUME(filter));
-static void inline
-volume_fast_16bit_chain(gint16* data, guint num_samples, GstVolume *filter)
-#include "filter.func"
+ if (G_VALUE_HOLDS_BOOLEAN(value)){
+ filter->mute = g_value_get_boolean(value);
+ }
+ else if (G_VALUE_HOLDS_INT(value)){
+ filter->mute = (g_value_get_int(value) == 1);
+ }
+
+ if (filter->mute){
+ filter->real_vol_f = 0.0;
+ filter->real_vol_i = 0;
+ }
+ else {
+ filter->real_vol_f = filter->volume_f;
+ filter->real_vol_i = filter->volume_i;
+ }
+}
-static void inline
-volume_fast_8bit_chain(gint8* data, guint num_samples, GstVolume *filter)
-#include "filter.func"
+static void
+volume_update_volume(const GValue *value, gpointer data)
+{
+ GstVolume *filter = (GstVolume*)data;
+ g_return_if_fail(GST_IS_VOLUME(filter));
+
+ filter->volume_f = g_value_get_float (value);
+ filter->volume_i = filter->volume_f*8192;
+ if (filter->mute){
+ filter->real_vol_f = 0.0;
+ filter->real_vol_i = 0;
+ }
+ else {
+ filter->real_vol_f = filter->volume_f;
+ filter->real_vol_i = filter->volume_i;
+ }
+}
static void
volume_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
switch (prop_id)
{
- case ARG_SILENT:
- filter->silent = g_value_get_boolean (value);
- break;
- case ARG_MUTED:
- filter->muted = g_value_get_boolean (value);
+ case ARG_MUTE:
+ gst_dpman_bypass_dparam(filter->dpman, "mute");
+ volume_update_mute(value, filter);
break;
case ARG_VOLUME:
- filter->volume_f = g_value_get_float (value);
- filter->volume_i = filter->volume_f*8192;
+ gst_dpman_bypass_dparam(filter->dpman, "volume");
+ volume_update_volume(value, filter);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
filter = GST_VOLUME(object);
switch (prop_id) {
- case ARG_SILENT:
- g_value_set_boolean (value, filter->silent);
- break;
- case ARG_MUTED:
- g_value_set_boolean (value, filter->muted);
+ case ARG_MUTE:
+ g_value_set_boolean (value, filter->mute);
break;
case ARG_VOLUME:
g_value_set_float (value, filter->volume_f);
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
+ /* load dparam support library */
+ if (!gst_library_load ("gstcontrol"))
+ {
+ gst_info ("volume: could not load support library: 'gstcontrol'\n");
+ return FALSE;
+ }
return TRUE;
}
projects / platform / upstream / gstreamer.git / commitdiff