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basic-tutorial-13: Step events need absolute values for the rate

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They can't change playback direction but are based on the current
playback direction.

https://bugzilla.gnome.org/show_bug.cgi?id=796503
This commit is contained in:
Tomislav Tustonic 2018-06-13 10:58:38 +03:00 committed by Sebastian Dröge
parent 7aea060a60
commit 9b5958a221
2 changed files with 3 additions and 3 deletions
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2
examples/tutorials/basic-tutorial-13.c
View file

@ -75,7 +75,7 @@ static gboolean handle_keyboard (GIOChannel *source, GIOCondition cond, CustomDa
} }
gst_element_send_event (data->video_sink, gst_element_send_event (data->video_sink,
gst_event_new_step (GST_FORMAT_BUFFERS, 1, data->rate, TRUE, FALSE)); gst_event_new_step (GST_FORMAT_BUFFERS, 1, ABS (data->rate), TRUE, FALSE));
g_print ("Stepping one frame\n"); g_print ("Stepping one frame\n");
break; break;
case 'q': case 'q':

4
markdown/tutorials/basic/playback-speed.md
View file

@ -141,7 +141,7 @@ static gboolean handle_keyboard (GIOChannel *source, GIOCondition cond, CustomDa
} }
gst_element_send_event (data->video_sink, gst_element_send_event (data->video_sink,
gst_event_new_step (GST_FORMAT_BUFFERS, 1, data->rate, TRUE, FALSE)); gst_event_new_step (GST_FORMAT_BUFFERS, 1, ABS (data->rate), TRUE, FALSE));
g_print ("Stepping one frame\n"); g_print ("Stepping one frame\n");
break; break;
case 'q': case 'q':
@ -345,7 +345,7 @@ case 'n':
} }
gst_element_send_event (data->video_sink, gst_element_send_event (data->video_sink,
gst_event_new_step (GST_FORMAT_BUFFERS, 1, data->rate, TRUE, FALSE)); gst_event_new_step (GST_FORMAT_BUFFERS, 1, ABS (data->rate), TRUE, FALSE));
g_print ("Stepping one frame\n"); g_print ("Stepping one frame\n");
break; break;
``` ```