mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-02-19 12:45:54 +00:00
Code Issues 1 Projects Releases Wiki Activity

examples: motioncells: simplify property setting

Browse source
This commit is contained in:
Tim-Philipp Müller 2015-04-25 12:52:04 +01:00
parent d531f908e5
commit b800bba76a
1 changed files with 2 additions and 105 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

107
tests/examples/opencv/gstmotioncells_dynamic_test.c
View file

@ -22,99 +22,18 @@
*/ */
#include <gst/gst.h> #include <gst/gst.h>
#include <glib.h> #include <glib.h>
#include <glib/gprintf.h>
#include <string.h> #include <string.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <locale.h>
#include "gstmotioncells_dynamic_test.h" #include "gstmotioncells_dynamic_test.h"
#include "gst_element_print_properties.h" #include "gst_element_print_properties.h"
const guint c2w = 21; // column 2 width
const guint c3w = 19; // column 3 width
const guint c4w = 23; // column 4 width
void
setProperty (GstElement * mcells, char *property, char *prop_value, GType type,
GValue * value)
{
switch (type) {
case G_TYPE_STRING:
{
g_object_set (G_OBJECT (mcells), property, prop_value, NULL);
break;
}
case G_TYPE_BOOLEAN:
{
gboolean flag = (g_strcmp0 (prop_value, "true") == 0) ? TRUE : FALSE;
g_object_set (G_OBJECT (mcells), property, flag, NULL);
break;
}
case G_TYPE_ULONG:
{
unsigned long ulongval = strtoul (prop_value, NULL, 0);
g_object_set (G_OBJECT (mcells), property, ulongval, NULL);
break;
}
case G_TYPE_LONG:
{
long longval = atol (prop_value);
g_object_set (G_OBJECT (mcells), property, longval, NULL);
break;
}
case G_TYPE_UINT:
{
unsigned int uintval = atoi (prop_value);
g_object_set (G_OBJECT (mcells), property, uintval, NULL);
break;
}
case G_TYPE_INT:
{
int intval = atoi (prop_value);
g_object_set (G_OBJECT (mcells), property, intval, NULL);
break;
}
case G_TYPE_UINT64:
{
guint64 guint64val = atoi (prop_value);
g_object_set (G_OBJECT (mcells), property, guint64val, NULL);
break;
}
case G_TYPE_INT64:
{
gint64 gint64val = atoi (prop_value);
g_object_set (G_OBJECT (mcells), property, gint64val, NULL);
break;
}
case G_TYPE_FLOAT:
{
float floatval = atof (prop_value);
g_object_set (G_OBJECT (mcells), property, floatval, NULL);
break;
}
case G_TYPE_DOUBLE:
{
double doubleval = strtod (prop_value, NULL);
g_object_set (G_OBJECT (mcells), property, doubleval, NULL);
break;
}
default:
fprintf (stderr, "You gave me something wrong type of data !!! \n");
break;
}
}
int int
main (int argc, char *argv[]) main (int argc, char *argv[])
{ {
GstElement *pipeline, *source, *videor, *capsf; GstElement *pipeline, *source, *videor, *capsf;
GstElement *colorsp0, *colorsp1, *mcells, *sink; GstElement *colorsp0, *colorsp1, *mcells, *sink;
GstCaps *caps; GstCaps *caps;
GParamSpec **property_specs;
guint num_properties, i;
GValue value = { 0, };
gboolean found_property = FALSE;
gst_init (&argc, &argv); gst_init (&argc, &argv);
@ -158,16 +77,11 @@ main (int argc, char *argv[])
g_print ("Change properties like this: propertyname=value\n"); g_print ("Change properties like this: propertyname=value\n");
g_print ("Quit with 'q'\n"); g_print ("Quit with 'q'\n");
/* Get all properties */ /* Read command line input */
property_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (mcells),
&num_properties);
while (TRUE) { while (TRUE) {
gchar *prop_name, *prop_value; gchar *prop_name, *prop_value;
gchar input_buf[1024]; gchar input_buf[1024];
found_property = FALSE;
i = 0;
memset (input_buf, 0, sizeof (input_buf)); memset (input_buf, 0, sizeof (input_buf));
if (fgets (input_buf, sizeof (input_buf), stdin) == NULL) if (fgets (input_buf, sizeof (input_buf), stdin) == NULL)
break; break;
@ -186,24 +100,7 @@ main (int argc, char *argv[])
*prop_value++ = '\0'; *prop_value++ = '\0';
prop_name = input_buf; prop_name = input_buf;
printf ("property: %s -> value: %s \n", prop_name, prop_value); gst_util_set_object_arg (G_OBJECT (mcells), prop_name, prop_value);
for (i = 0; i < num_properties; i++) {
GParamSpec *param = property_specs[i];
g_value_init (&value, param->value_type);
g_object_get_property (G_OBJECT (mcells), param->name, &value);
if ((g_strcmp0 (prop_name, param->name) == 0) && !found_property &&
(g_strcmp0 (prop_value, "") != 0)
&& (g_strcmp0 (prop_value, "\"") != 0)
&& (g_strcmp0 (prop_value, "\'") != 0)) {
GType type;
found_property = TRUE;
type = param->value_type;
setProperty (mcells, prop_name, prop_value, type, &value);
}
g_value_unset (&value);
if (found_property)
break;
}
} }
gst_element_set_state (pipeline, GST_STATE_NULL); gst_element_set_state (pipeline, GST_STATE_NULL);