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tests: elements: vaapisink: handle nav events

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The test app can now handle navigation events to rotate the
display.
This commit is contained in:
Víctor Manuel Jáquez Leal 2017-05-12 18:46:50 +02:00
parent b02a25cd7f
commit f133c3d67e
1 changed files with 53 additions and 11 deletions
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64
tests/elements/test-vaapisink.c
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@ -1,6 +1,7 @@
#include <stdio.h>
#include <string.h>
#include <gst/gst.h>
#include <gst/video/navigation.h>
typedef struct _CustomData
{
@ -28,18 +29,10 @@ send_rotate_event (AppData * data)
g_print ("Sending event %p done: %d\n", event, res);
}
/* Process keyboard input */
static gboolean
handle_keyboard (GIOChannel * source, GIOCondition cond, AppData * data)
static void
keyboard_cb (const gchar * key, AppData * data)
{
gchar *str = NULL;
if (g_io_channel_read_line (source, &str, NULL, NULL,
NULL) != G_IO_STATUS_NORMAL) {
return TRUE;
}
switch (g_ascii_tolower (str[0])) {
switch (g_ascii_tolower (key[0])) {
case 'r':
send_rotate_event (data);
break;
@ -53,7 +46,53 @@ handle_keyboard (GIOChannel * source, GIOCondition cond, AppData * data)
default:
break;
}
}
static gboolean
bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
{
AppData *data = user_data;
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_ELEMENT:
{
GstNavigationMessageType mtype = gst_navigation_message_get_type (msg);
if (mtype == GST_NAVIGATION_MESSAGE_EVENT) {
GstEvent *ev = NULL;
if (gst_navigation_message_parse_event (msg, &ev)) {
GstNavigationEventType type = gst_navigation_event_get_type (ev);
if (type == GST_NAVIGATION_EVENT_KEY_PRESS) {
const gchar *key;
if (gst_navigation_event_parse_key_event (ev, &key))
keyboard_cb (key, data);
}
}
if (ev)
gst_event_unref (ev);
}
break;
}
default:
break;
}
return TRUE;
}
/* Process keyboard input */
static gboolean
handle_keyboard (GIOChannel * source, GIOCondition cond, AppData * data)
{
gchar *str = NULL;
if (g_io_channel_read_line (source, &str, NULL, NULL,
NULL) != G_IO_STATUS_NORMAL) {
return TRUE;
}
keyboard_cb (str, data);
g_free (str);
return TRUE;
@ -66,6 +105,7 @@ main (int argc, char *argv[])
GstStateChangeReturn ret;
GIOChannel *io_stdin;
GError *err = NULL;
guint srcid;
/* Initialize GStreamer */
gst_init (&argc, &argv);
@ -83,6 +123,7 @@ main (int argc, char *argv[])
}
data.video_sink = gst_bin_get_by_name (GST_BIN (data.pipeline), "sink");
srcid = gst_bus_add_watch (GST_ELEMENT_BUS (data.pipeline), bus_msg, &data);
/* Add a keyboard watch so we get notified of keystrokes */
io_stdin = g_io_channel_unix_new (fileno (stdin));
@ -103,6 +144,7 @@ main (int argc, char *argv[])
bail:
/* Free resources */
g_source_remove (srcid);
g_main_loop_unref (data.loop);
g_io_channel_unref (io_stdin);