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video-converter: clamp output lines

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This commit is contained in:
Wim Taymans 2014-10-31 10:38:15 +01:00
parent b2eb5f02fc
commit 308d21c71f
1 changed files with 5 additions and 2 deletions
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7
gst-libs/gst/video/video-converter.c
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@ -1273,8 +1273,11 @@ do_vscale_lines (GstLineCache * cache, gint line, GstVideoConverter * convert)
{
gpointer *lines, destline;
guint sline, n_lines;
guint cline;
gst_video_scaler_get_coeff (convert->v_scaler, line, &sline, &n_lines);
cline = CLAMP (line, 0, convert->out_height - 1);
gst_video_scaler_get_coeff (convert->v_scaler, cline, &sline, &n_lines);
lines = gst_line_cache_get_lines (convert->vscale_lines, sline, n_lines);
destline = get_temp_line (convert, convert->out_x);
@ -1283,7 +1286,7 @@ do_vscale_lines (GstLineCache * cache, gint line, GstVideoConverter * convert)
* to be careful to not do in-place modifications later */
GST_DEBUG ("vresample line %d %d-%d", line, sline, sline + n_lines - 1);
gst_video_scaler_vertical (convert->v_scaler, GST_VIDEO_FORMAT_AYUV,
lines, destline, line, convert->v_scale_width);
lines, destline, cline, convert->v_scale_width);
gst_line_cache_add_line (cache, line, destline);