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authorEdgard Lima <edgard.lima@indt.org.br>2006-05-01 21:37:51 +0000
committerEdgard Lima <edgard.lima@indt.org.br>2006-05-01 21:37:51 +0000
commit3281a636374c4baeab2cdbd31991744198cd62cf (patch)
tree852565c885a0d07ad64152eb1bced9a8338c5379 /tests/icles
parent9e8733719f54b7511cc6d66aa55a957b24921ded (diff)
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Few improvements to move to good.
Original commit message from CVS: Few improvements to move to good.
Diffstat (limited to 'tests/icles')
-rw-r--r--tests/icles/Makefile.am15
-rw-r--r--tests/icles/v4l2src-test.c241
2 files changed, 256 insertions, 0 deletions
diff --git a/tests/icles/Makefile.am b/tests/icles/Makefile.am
index e69de29b..2c9080d1 100644
--- a/tests/icles/Makefile.am
+++ b/tests/icles/Makefile.am
@@ -0,0 +1,15 @@
+if USE_GST_V4L2
+
+GST_V4L2_TESTS = v4l2src-test
+
+v4l2src_test_SOURCES = v4l2src-test.c
+v4l2src_test_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS)
+
+v4l2src_test_LDFLAGS = $(GST_PLUGIN_LDFLAGS) -lgstinterfaces-$(GST_MAJORMINOR)
+
+else
+GST_V4L2_TESTS =
+endif
+
+noinst_PROGRAMS = $(GST_V4L2_TESTS)
+
diff --git a/tests/icles/v4l2src-test.c b/tests/icles/v4l2src-test.c
new file mode 100644
index 00000000..b8f85e15
--- /dev/null
+++ b/tests/icles/v4l2src-test.c
@@ -0,0 +1,241 @@
+
+#include <gst/gst.h>
+#include <gst/interfaces/tuner.h>
+#include <gst/interfaces/colorbalance.h>
+
+GstElement *pipeline, *source, *sink;
+GMainLoop *loop;
+volatile int exit_read = 0;
+
+void
+print_options ()
+{
+ printf
+ ("\nLaunch \"./v4l2src-test.c devname\" to choose the device (default: /dev/video0)\n");
+ printf ("\nf - to change the fequency\n");
+ printf ("i - to change the input\n");
+ printf ("c - list color balance\n");
+ printf ("e - to exit\n");
+}
+
+void
+run_options (char opt)
+{
+ switch (opt) {
+ case 'f':
+ {
+ GstTuner *tuner = GST_TUNER (source);
+ GstTunerChannel *channel = gst_tuner_get_channel (tuner);
+ guint freq;
+
+ printf ("type the new frequency (current = %lu) (-1 to cancel): ",
+ gst_tuner_get_frequency (tuner, channel));
+ scanf ("%u", &freq);
+ if (freq != -1)
+ gst_tuner_set_frequency (tuner, channel, freq);
+ }
+ break;
+ case 'i':
+ {
+ GstTuner *tuner = GST_TUNER (source);
+ const GList *item, *list;
+ const GstTunerChannel *current_channel;
+ GstTunerChannel *channel = NULL;
+ gint index, next_channel;
+
+ list = gst_tuner_list_channels (tuner);
+ current_channel = gst_tuner_get_channel (tuner);
+
+ printf ("\nlist of inputs:\n");
+ for (item = list, index = 0; item != NULL; item = item->next, ++index) {
+ channel = item->data;
+ if (current_channel == channel) {
+ printf (" * %u - %s\n", index, channel->label);
+ } else {
+ printf (" %u - %s\n", index, channel->label);
+ }
+ }
+ printf ("\ntype the number of input you want (-1 to cancel): ");
+ scanf ("%d", &next_channel);
+ if (next_channel < 0 || index <= next_channel) {
+ break;
+ }
+ for (item = list, index = 0; item != NULL && index <= next_channel;
+ item = item->next, ++index) {
+ channel = item->data;
+ }
+ if (channel)
+ gst_tuner_set_channel (tuner, channel);
+ }
+ break;
+ case 'e':
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+ g_main_loop_quit (loop);
+ printf ("Bye\n");
+ g_thread_exit (0);
+ break;
+ case 'c':
+ {
+ GstColorBalance *balance = GST_COLOR_BALANCE (source);
+ const GList *controls = gst_color_balance_list_channels (balance);
+ GstColorBalanceChannel *channel;
+ const GList *item;
+ gint index, new_value;
+
+ if (controls) {
+ printf ("\nlist of controls:\n");
+ for (item = controls, index = 0; item != NULL;
+ item = item->next, ++index) {
+ channel = item->data;
+ printf (" %u - %s (%d - %d) = %d\n", index, channel->label,
+ channel->min_value, channel->max_value,
+ gst_color_balance_get_value (balance, channel));
+ }
+ printf ("\ntype the number of color control you want (-1 to cancel): ");
+ scanf ("%d", &new_value);
+ if (new_value == -1)
+ break;
+ for (item = controls, index = 0; item != NULL && index <= new_value;
+ item = item->next, ++index) {
+ channel = item->data;
+ }
+ printf (" %u - %s (%d - %d) = %d, type the new value: ", index,
+ channel->label, channel->min_value, channel->max_value,
+ gst_color_balance_get_value (balance, channel));
+ scanf ("%d", &new_value);
+ if (new_value == -1)
+ break;
+ gst_color_balance_set_value (balance, channel, new_value);
+ }
+ }
+ break;
+ default:
+ if (opt != 10)
+ printf ("error: invalid option %c", opt);
+ break;
+ }
+
+}
+
+gpointer
+read_user (gpointer data)
+{
+
+ char opt;
+
+ while (!exit_read) {
+
+ print_options ();
+
+ opt = getchar ();
+ if (exit_read) {
+ break;
+ }
+
+ run_options (opt);
+
+ }
+
+ return NULL;
+
+}
+
+static gboolean
+my_bus_callback (GstBus * bus, GstMessage * message, gpointer data)
+{
+
+ switch (GST_MESSAGE_TYPE (message)) {
+ case GST_MESSAGE_ERROR:{
+ GError *err;
+ gchar *debug;
+
+ gst_message_parse_error (message, &err, &debug);
+ g_print ("Error: %s - element %s\n", err->message,
+ gst_element_get_name (message->src));
+ g_error_free (err);
+ g_free (debug);
+
+ printf ("presse any key to exit\n");
+ exit_read = 1;
+ g_main_loop_quit (loop);
+ break;
+ case GST_MESSAGE_EOS:
+ /* end-of-stream */
+ printf ("presse any key to exit\n");
+ exit_read = 1;
+ g_main_loop_quit (loop);
+ break;
+ default:
+ break;
+ }
+ }
+ return TRUE;
+}
+
+int
+main (int argc, char *argv[])
+{
+
+ GThread *input_thread;
+
+ /* init */
+ gst_init (&argc, &argv);
+
+ /* create elements */
+ if (!(pipeline = gst_pipeline_new ("my_pipeline"))) {
+ fprintf (stderr, "error: gst_pipeline_new return NULL");
+ return -1;
+ }
+
+ if (!(source = gst_element_factory_make ("v4l2src", NULL))) {
+ fprintf (stderr,
+ "error: gst_element_factory_make (\"v4l2src\", NULL) return NULL");
+ return -1;
+ }
+
+ if (!(sink = gst_element_factory_make ("xvimagesink", NULL))) {
+ fprintf (stderr,
+ "error: gst_element_factory_make (\"xvimagesink\", NULL) return NULL");
+ return -1;
+ }
+
+ if (argv < 2) {
+ g_object_set (source, "device", "/dev/video0", NULL);
+ } else {
+ g_object_set (source, "device", argv[1], NULL);
+ }
+
+ /* you would normally check that the elements were created properly */
+ gst_bus_add_watch (gst_pipeline_get_bus (GST_PIPELINE (pipeline)),
+ my_bus_callback, NULL);
+
+ /* put together a pipeline */
+ gst_bin_add_many (GST_BIN (pipeline), source, sink, NULL);
+ gst_element_link_pads (source, "src", sink, "sink");
+
+ /* start the pipeline */
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
+ loop = g_main_loop_new (NULL, FALSE);
+
+ if (!(input_thread = g_thread_create (read_user, source, TRUE, NULL))) {
+ fprintf (stderr, "error: g_thread_create return NULL");
+ return -1;
+ }
+
+ if (argv < 2)
+ printf
+ ("\nOpening /dev/video0. Launch ./v4l2src-test.c devname to try another one\n");
+
+
+ g_main_loop_run (loop);
+ g_thread_join (input_thread);
+
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL);
+
+ gst_object_unref (pipeline);
+
+ gst_deinit ();
+
+ return 0;
+
+}