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video-scaler: avoid memcpy when not needed

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This commit is contained in:
Wim Taymans 2014-11-05 11:52:21 +01:00
parent 0980dfcb99
commit cf970376df
1 changed files with 4 additions and 2 deletions
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6
gst-libs/gst/video/video-scaler.c
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@ -488,14 +488,16 @@ static void
video_scale_v_near_u32 (GstVideoScaler * scale, video_scale_v_near_u32 (GstVideoScaler * scale,
gpointer srcs[], gpointer dest, guint dest_offset, guint width) gpointer srcs[], gpointer dest, guint dest_offset, guint width)
{ {
orc_memcpy (dest, srcs[0], 4 * width); if (dest != srcs[0])
orc_memcpy (dest, srcs[0], 4 * width);
} }
static void static void
video_scale_v_near_u64 (GstVideoScaler * scale, video_scale_v_near_u64 (GstVideoScaler * scale,
gpointer srcs[], gpointer dest, guint dest_offset, guint width) gpointer srcs[], gpointer dest, guint dest_offset, guint width)
{ {
orc_memcpy (dest, srcs[0], 8 * width); if (dest != srcs[0])
orc_memcpy (dest, srcs[0], 8 * width);
} }
static void static void