osxvideosink: fix unused-but-set-variable warning

../sys/osxvideo/osxvideosink.m:859:11: error: variable 'data' set but not used [-Werror,-Wunused-but-set-variable]
  guint8 *data, *readp, *writep;
          ^

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2040>

diff --git a/subprojects/gst-plugins-good/sys/osxvideo/osxvideosink.m b/subprojects/gst-plugins-good/sys/osxvideo/osxvideosink.m
index ef2ef38..b2c905c 100644 (file)
--- a/subprojects/gst-plugins-good/sys/osxvideo/osxvideosink.m
+++ b/subprojects/gst-plugins-good/sys/osxvideo/osxvideosink.m
@@ -856,7 +856,7 @@ gst_osx_video_sink_get_type (void)
 - (void) showFrame: (GstBufferObject *) object
 {
   GstVideoFrame frame;
-  guint8 *data, *readp, *writep;
+  guint8 *readp, *writep;
   gint i, active_width, stride;
   guint8 *texture_buffer;
   NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
@@ -873,7 +873,7 @@ gst_osx_video_sink_get_type (void)
   if (!gst_video_frame_map (&frame, &osxvideosink->info, buf, GST_MAP_READ))
       goto no_map;
 
-  data = readp = GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
+  readp = GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
   stride = GST_VIDEO_FRAME_PLANE_STRIDE (&frame, 0);
   writep = texture_buffer;
   active_width = GST_VIDEO_SINK_WIDTH (osxvideosink) * sizeof (short);