mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-20 08:41:07 +00:00
Code Issues 1 Projects Releases Wiki Activity

examples: motioncells: port to 1.x

Browse source
This commit is contained in:
Tim-Philipp Müller 2015-04-25 12:48:28 +01:00
parent 0f4ecf52ad
commit d531f908e5
1 changed files with 55 additions and 85 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

134
tests/examples/opencv/gstmotioncells_dynamic_test.c
View file

@ -1,9 +1,8 @@
/* GStreamer /* GStreamer
* Copyright (C) 2011 Robert Jobbagy <jobbagy.robert@gmail.com> * Copyright (C) 2011 Robert Jobbagy <jobbagy.robert@gmail.com>
* Copyright (C) 2014 Tim-Philipp Müller <tim centricular com>
* *
* * motioncells_dynamic_test: test to show effect of property changes at runtime
* gst_motioncells_dynamic_test(): a test tool what can to do dynamic change properties
*
* *
* This library is free software; you can redistribute it and/or * This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public * modify it under the terms of the GNU Library General Public
@ -106,129 +105,100 @@ setProperty (GstElement * mcells, char *property, char *prop_value, GType type,
} }
} }
// gst-launch v4l2src ! videoscale ! videorate ! capsfilter "caps=video/x-raw-yuv,width=320,height=240,framerate=10/1" ! videoconvert ! motioncells ! videoconvert ! xvimagesink
int int
main (int argc, char *argv[]) main (int argc, char *argv[])
{ {
GstElement *pipeline, *source, *videor, *videos, *decodebin, *capsf, GstElement *pipeline, *source, *videor, *capsf;
*colorsp0, *colorsp1, *mcells, *sink; GstElement *colorsp0, *colorsp1, *mcells, *sink;
GstCaps *caps; GstCaps *caps;
gchar property[20];
gchar prop_value[100];
GParamSpec **property_specs; GParamSpec **property_specs;
guint num_properties, i; guint num_properties, i;
GValue value = { 0, }; GValue value = { 0, };
gboolean found_property = FALSE; gboolean found_property = FALSE;
int ret;
// Initialisation //
gst_init (&argc, &argv); gst_init (&argc, &argv);
fprintf (stderr, "Usage: %s test or rtsp rtsp://your/cam/address\n", argv[0]);
// Create gstreamer elements // pipeline = gst_pipeline_new ("motioncells-pipeline");
pipeline = gst_pipeline_new ("moitoncells-pipeline"); if (argc == 2 && strcmp (argv[1], "test") == 0) {
if (argc == 2 && (g_strcmp0 (argv[1], "test") == 0)) source = gst_element_factory_make ("videotestsrc", NULL);
source = gst_element_factory_make ("videotestsrc", "vidsrc"); gst_util_set_object_arg (G_OBJECT (source), "pattern", "ball");
else if (argc == 3 && (g_strcmp0 (argv[1], "rtsp") == 0)) } else if (argc == 1 || strncmp (argv[1], "v4l", 3) == 0) {
source = gst_element_factory_make ("rtspsrc", "rtspsrc0"); source = gst_element_factory_make ("v4l2src", NULL);
else if (argc == 1) } else {
source = gst_element_factory_make ("v4l2src", "v4l2"); g_printerr ("Usage: %s [v4l2|test]\n", argv[0]);
else {
fprintf (stderr, "Usage: %s test or rtsp rtsp://your/cam/address\n",
argv[0]);
exit (-1); exit (-1);
} }
videor = gst_element_factory_make ("videorate", "videor"); videor = gst_element_factory_make ("videorate", NULL);
videos = gst_element_factory_make ("videoscale", "videos"); capsf = gst_element_factory_make ("capsfilter", NULL);
capsf = gst_element_factory_make ("capsfilter", "capsf"); colorsp0 = gst_element_factory_make ("videoconvert", NULL);
if (argc == 3 && (g_strcmp0 (argv[1], "rtsp") == 0)) mcells = gst_element_factory_make ("motioncells", NULL);
decodebin = gst_element_factory_make ("decodebin", "decode"); colorsp1 = gst_element_factory_make ("videoconvert", NULL);
else sink = gst_element_factory_make ("autovideosink", "videosink");
decodebin = NULL; if (!pipeline || !source || !videor || !capsf || !colorsp0
colorsp0 = gst_element_factory_make ("videoconvert", "colorspace0");
mcells = gst_element_factory_make ("motioncells", "mcells");
colorsp1 = gst_element_factory_make ("videoconvert", "colorspace1");
sink = gst_element_factory_make ("xvimagesink", "xv-image-sink");
if (!pipeline || !source || !videor || !videos || !capsf || !colorsp0
|| !mcells || !colorsp1 || !sink) { || !mcells || !colorsp1 || !sink) {
g_printerr ("One element could not be created. Exiting.\n"); g_printerr ("One element could not be created. Exiting.\n");
return -1; return -1;
} }
if (argc == 3 && (g_strcmp0 (argv[1], "rtsp") == 0) && !decodebin) {
g_printerr ("Decodebin could not be created. Exiting.\n");
return -1;
}
if ((g_strcmp0 (argv[1], "rtsp") == 0)) {
g_object_set (G_OBJECT (source), "location", argv[2], NULL);
g_object_set (G_OBJECT (source), "latency", 1000, NULL);
} else if ((g_strcmp0 (argv[1], "test") == 0))
g_object_set (G_OBJECT (source), "pattern", 18, NULL);
caps = caps = gst_caps_from_string ("video/x-raw,framerate=10/1");
gst_caps_from_string
("video/x-raw-yuv,width=320,height=240,framerate=10/1");
g_object_set (G_OBJECT (capsf), "caps", caps, NULL); g_object_set (G_OBJECT (capsf), "caps", caps, NULL);
//g_object_set (G_OBJECT (sink), "sync",FALSE,NULL);
if (argc > 1) { gst_bin_add_many (GST_BIN (pipeline), source, videor, capsf, colorsp0, mcells,
if (g_strcmp0 (argv[1], "test") == 0) {
gst_bin_add_many (GST_BIN (pipeline),
source, videor, videos, capsf, colorsp0, mcells, colorsp1, sink,
NULL);
gst_element_link_many (source, videor, videos, capsf, colorsp0, mcells,
colorsp1, sink, NULL); colorsp1, sink, NULL);
} else if (g_strcmp0 (argv[1], "rtsp") == 0) {
gst_bin_add_many (GST_BIN (pipeline), gst_element_link_many (source, videor, capsf, colorsp0, mcells, colorsp1,
source, videor, videos, capsf, decodebin, colorsp0, mcells, colorsp1,
sink, NULL); sink, NULL);
gst_element_link_many (source, videor, videos, capsf, decodebin, colorsp0, g_print ("Going to playing..\n");
mcells, colorsp1, sink, NULL);
}
} else { //default
gst_bin_add_many (GST_BIN (pipeline),
source, videor, videos, capsf, colorsp0, mcells, colorsp1, sink, NULL);
gst_element_link_many (source, videor, videos, capsf, colorsp0, mcells,
colorsp1, sink, NULL);
}
g_print ("Now playing\n");
gst_element_set_state (pipeline, GST_STATE_PLAYING); gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_print ("Running...\n");
g_print ("You can use these properties: \n"); g_print ("You can use these properties: \n");
gst_element_print_properties (mcells); gst_element_print_properties (mcells);
g_print ("change property here: example some_property property_value \n"); g_print ("See 'gst-inspect-1.0 motioncells' for all the details.\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
/* Get all properties */
property_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (mcells), property_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (mcells),
&num_properties); &num_properties);
while (TRUE) { while (TRUE) {
gchar *prop_name, *prop_value;
gchar input_buf[1024];
found_property = FALSE; found_property = FALSE;
i = 0; i = 0;
ret = scanf ("%19s %99s", property, prop_value); memset (input_buf, 0, sizeof (input_buf));
if (fgets (input_buf, sizeof (input_buf), stdin) == NULL)
if (ret < 1)
g_printerr ("Error parsing command.\n");
if ((g_strcmp0 (property, "q") == 0) || (g_strcmp0 (prop_value, "q") == 0))
break; break;
printf ("property: %s -> value: %s \n", property, prop_value);
/* strip off trailing newline */
g_strdelimit (input_buf, "\n", '\0');
if (strcmp (input_buf, "q") == 0 || strcmp (input_buf, "quit") == 0)
break;
prop_value = strchr (input_buf, '=');
if (prop_value == NULL) {
g_printerr ("Please enter either 'property=value' or 'quit'.\n");
continue;
}
*prop_value++ = '\0';
prop_name = input_buf;
printf ("property: %s -> value: %s \n", prop_name, prop_value);
for (i = 0; i < num_properties; i++) { for (i = 0; i < num_properties; i++) {
GParamSpec *param = property_specs[i]; GParamSpec *param = property_specs[i];
g_value_init (&value, param->value_type); g_value_init (&value, param->value_type);
g_object_get_property (G_OBJECT (mcells), param->name, &value); g_object_get_property (G_OBJECT (mcells), param->name, &value);
//fprintf(stderr,"property: %s and param name: %s and property value: %s \n",property,param->name,prop_value); if ((g_strcmp0 (prop_name, param->name) == 0) && !found_property &&
if ((g_strcmp0 (property, param->name) == 0) && !found_property &&
(g_strcmp0 (prop_value, "") != 0) (g_strcmp0 (prop_value, "") != 0)
&& (g_strcmp0 (prop_value, "\"") != 0) && (g_strcmp0 (prop_value, "\"") != 0)
&& (g_strcmp0 (prop_value, "\'") != 0)) { && (g_strcmp0 (prop_value, "\'") != 0)) {
GType type; GType type;
found_property = TRUE; found_property = TRUE;
type = param->value_type; type = param->value_type;
setProperty (mcells, property, prop_value, type, &value); setProperty (mcells, prop_name, prop_value, type, &value);
} }
g_value_unset (&value); g_value_unset (&value);
if (found_property) if (found_property)