videoflip: Use gst_video_orientation_from_tag to parse orientation

Signed-off-by: Colin Kinloch <colin.kinloch@collabora.com>
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3053>

diff --git a/subprojects/gst-plugins-good/gst/videofilter/gstvideoflip.c b/subprojects/gst-plugins-good/gst/videofilter/gstvideoflip.c
index 69d9a5e..07db899 100644 (file)
--- a/subprojects/gst-plugins-good/gst/videofilter/gstvideoflip.c
+++ b/subprojects/gst-plugins-good/gst/videofilter/gstvideoflip.c
@@ -1777,7 +1777,7 @@ gst_video_flip_sink_event (GstBaseTransform * trans, GstEvent * event)
 {
   GstVideoFlip *vf = GST_VIDEO_FLIP (trans);
   GstTagList *taglist;
-  gchar *orientation;
+  GstVideoOrientationMethod method;
   gboolean ret;
 
   GST_DEBUG_OBJECT (vf, "handling %s event", GST_EVENT_TYPE_NAME (event));
@@ -1786,25 +1786,8 @@ gst_video_flip_sink_event (GstBaseTransform * trans, GstEvent * event)
     case GST_EVENT_TAG:
       gst_event_parse_tag (event, &taglist);
 
-      if (gst_tag_list_get_string (taglist, "image-orientation", &orientation)) {
-        if (!g_strcmp0 ("rotate-0", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_IDENTITY, TRUE);
-        else if (!g_strcmp0 ("rotate-90", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_90R, TRUE);
-        else if (!g_strcmp0 ("rotate-180", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_180, TRUE);
-        else if (!g_strcmp0 ("rotate-270", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_90L, TRUE);
-        else if (!g_strcmp0 ("flip-rotate-0", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_HORIZ, TRUE);
-        else if (!g_strcmp0 ("flip-rotate-90", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_UL_LR, TRUE);
-        else if (!g_strcmp0 ("flip-rotate-180", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_VERT, TRUE);
-        else if (!g_strcmp0 ("flip-rotate-270", orientation))
-          gst_video_flip_set_method (vf, GST_VIDEO_ORIENTATION_UR_LL, TRUE);
-
-        g_free (orientation);
+      if (gst_video_orientation_from_tag (taglist, &method)) {
+        gst_video_flip_set_method (vf, method, TRUE);
       }
       break;
     default: