diff options
| author | Jan Schmidt <thaytan@noraisin.net> | 2009-03-13 15:43:52 +0000 |
|---|---|---|
| committer | Jan Schmidt <thaytan@noraisin.net> | 2009-03-13 15:43:52 +0000 |
| commit | a32581abeea9264bba014f5e03063ee60f9c4bdb (patch) | |
| tree | 5dc2a90137a1737d5ac273658da171c11ad0643d /sys | |
| parent | 608d13d4620262bb7e3f9a985b81b608da99c32e (diff) | |
v4l2src: Prepend to lists and reverse them at the end.
Gratuitous micro-optimisation - prepend to lists and reverse them, rather
than appending to them each time.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/v4l2/v4l2_calls.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/v4l2/v4l2_calls.c b/sys/v4l2/v4l2_calls.c index b1875a88..8f1a6c65 100644 --- a/sys/v4l2/v4l2_calls.c +++ b/sys/v4l2/v4l2_calls.c @@ -181,8 +181,9 @@ gst_v4l2_fill_lists (GstV4l2Object * v4l2object) } v4l2object->channels = - g_list_append (v4l2object->channels, (gpointer) channel); + g_list_prepend (v4l2object->channels, (gpointer) channel); } + v4l2object->channels = g_list_reverse (v4l2object->channels); GST_DEBUG_OBJECT (e, " norms"); /* norms... */ @@ -221,8 +222,9 @@ gst_v4l2_fill_lists (GstV4l2Object * v4l2object) standard.frameperiod.denominator, standard.frameperiod.numerator); v4l2norm->index = standard.id; - v4l2object->norms = g_list_append (v4l2object->norms, (gpointer) norm); + v4l2object->norms = g_list_prepend (v4l2object->norms, (gpointer) norm); } + v4l2object->norms = g_list_reverse (v4l2object->norms); GST_DEBUG_OBJECT (e, " controls+menus"); /* and lastly, controls+menus (if appropriate) */ @@ -364,8 +366,10 @@ gst_v4l2_fill_lists (GstV4l2Object * v4l2object) break; } - v4l2object->colors = g_list_append (v4l2object->colors, (gpointer) channel); + v4l2object->colors = + g_list_prepend (v4l2object->colors, (gpointer) channel); } + v4l2object->colors = g_list_reverse (v4l2object->colors); GST_DEBUG_OBJECT (e, "done"); return TRUE; |