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video-converter: fix border for YUY2 and friends

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Convert as many pixels as the max subsampling so that we convert a
complete group of pixels.
This commit is contained in:
Wim Taymans 2015-02-06 12:28:54 +01:00
parent bd836e12a1
commit a78ae80909
1 changed files with 30 additions and 7 deletions
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37
gst-libs/gst/video/video-converter.c
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@ -1644,7 +1644,7 @@ setup_borderline (GstVideoConverter * convert)
if (convert->fill_border && (convert->out_height < convert->out_maxheight ||
convert->out_width < convert->out_maxwidth)) {
guint32 border_val;
gint i;
gint i, w_sub;
const GstVideoFormatInfo *out_finfo;
gpointer planes[GST_VIDEO_MAX_PLANES];
gint strides[GST_VIDEO_MAX_PLANES];
@ -1654,7 +1654,6 @@ setup_borderline (GstVideoConverter * convert)
out_finfo = convert->out_info.finfo;
if (GST_VIDEO_INFO_IS_YUV (&convert->out_info)) {
MatrixData cm;
gint a, r, g, b;
gint y, u, v;
@ -1689,14 +1688,22 @@ setup_borderline (GstVideoConverter * convert)
else
video_orc_splat2_u64 (convert->borderline, border_val, width);
/* convert 1 pixel */
for (i = 0; i < 4; i++) {
/* convert pixels */
for (i = 0; i < out_finfo->n_planes; i++) {
planes[i] = &convert->borders[i];
strides[i] = sizeof (guint64);
}
w_sub = 0;
if (out_finfo->n_planes == 1) {
/* for packet formats, convert based on subsampling so that we
* get a complete group of pixels */
for (i = 0; i < out_finfo->n_components; i++) {
w_sub = MAX (w_sub, out_finfo->w_sub[i]);
}
}
out_finfo->pack_func (out_finfo, GST_VIDEO_PACK_FLAG_NONE,
convert->borderline, 0, planes, strides,
GST_VIDEO_CHROMA_SITE_UNKNOWN, 0, 1);
GST_VIDEO_CHROMA_SITE_UNKNOWN, 0, 1 << w_sub);
} else {
convert->borderline = NULL;
}
@ -3169,7 +3176,7 @@ convert_fill_border (GstVideoConverter * convert, GstVideoFrame * dest)
n_planes = GST_VIDEO_FRAME_N_PLANES (dest);
for (k = 0; k < n_planes; k++) {
gint i, out_x, out_y, out_width, out_height, pstride;
gint i, out_x, out_y, out_width, out_height, pstride, pgroup;
gint r_border, lb_width, rb_width;
gint out_maxwidth, out_maxheight;
gpointer borders;
@ -3194,7 +3201,23 @@ convert_fill_border (GstVideoConverter * convert, GstVideoFrame * dest)
pstride = GST_VIDEO_FORMAT_INFO_PSTRIDE (out_finfo, k);
switch (pstride) {
switch (GST_VIDEO_FORMAT_INFO_FORMAT (out_finfo)) {
case GST_VIDEO_FORMAT_YUY2:
case GST_VIDEO_FORMAT_YVYU:
case GST_VIDEO_FORMAT_UYVY:
pgroup = 4;
r_border /= 2;
rb_width /= 2;
lb_width /= 2;
out_maxwidth /= 2;
out_x /= 2;
break;
default:
pgroup = pstride;
break;
}
switch (pgroup) {
case 1:
{
guint8 col = ((guint8 *) borders)[0];