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st/xorg: fix a silly offset bug in xv

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we were multiplying the difference in the wrong direction.
This commit is contained in:
Zack Rusin 2010-02-09 21:12:57 -05:00 • committed by Zack Rusin
parent 3470d821ba
commit 2d3262d47d
1 changed files with 9 additions and 2 deletions
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11
src/gallium/state_trackers/xorg/xorg_xv.c
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@ -389,6 +389,9 @@ draw_yuv(struct xorg_xv_port_priv *port,
{
struct pipe_texture **textures = port->yuv[port->current_set];
/*debug_printf(" draw_yuv([%d, %d, %d ,%d], [%d, %d, %d, %d])\n",
src_x, src_y, src_w, src_h,
dst_x, dst_y, dst_w, dst_h);*/
renderer_draw_yuv(port->r,
src_x, src_y, src_w, src_h,
dst_x, dst_y, dst_w, dst_h,
@ -490,6 +493,9 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
exaMoveInPixmap(pPixmap);
dst = exaGetPixmapDriverPrivate(pPixmap);
/*debug_printf("display_video([%d, %d, %d, %d], [%d, %d, %d, %d])\n",
src_x, src_y, src_w, src_h, dstX, dstY, dst_w, dst_h);*/
if (dst && !dst->tex) {
xorg_exa_set_shared_usage(pPixmap);
pScrn->pScreen->ModifyPixmapHeader(pPixmap, 0, 0, 0, 0, 0, NULL);
@ -540,8 +546,9 @@ display_video(ScrnInfoPtr pScrn, struct xorg_xv_port_priv *pPriv, int id,
offset_w = dst_w - w;
offset_h = dst_h - h;
draw_yuv(pPriv, src_x + offset_x*diff_x, src_y + offset_y*diff_y,
src_w - offset_w*diff_x, src_h - offset_h*diff_x,
draw_yuv(pPriv,
src_x + offset_x*diff_x, src_y + offset_y*diff_y,
src_w - offset_w*diff_x, src_h - offset_h*diff_y,
x, y, w, h);
pbox++;