bug fix check frame buffer index before copy

in onyx_if.c update_reference_frames() make
sure that frame buffer indexes are not equal
before preforming a buffer copy.  If two frames
share the same buffer the flags will already be
set correctly.

Change-Id: Ida9b5516d08e3435c90f131d2dc19d842cfb536e
This commit is contained in:
James Berry 2011-05-27 14:57:25 -04:00
Родитель ba420f1097
Коммит 8795b52512
1 изменённых файлов: 24 добавлений и 12 удалений

Просмотреть файл

@ -3105,15 +3105,21 @@ void update_reference_frames(VP8_COMMON *cm)
if (cm->copy_buffer_to_arf == 1)
{
yv12_fb[cm->lst_fb_idx].flags |= VP8_ALT_FLAG;
yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
cm->alt_fb_idx = cm->lst_fb_idx;
if(cm->alt_fb_idx != cm->lst_fb_idx)
{
yv12_fb[cm->lst_fb_idx].flags |= VP8_ALT_FLAG;
yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
cm->alt_fb_idx = cm->lst_fb_idx;
}
}
else /* if (cm->copy_buffer_to_arf == 2) */
{
yv12_fb[cm->gld_fb_idx].flags |= VP8_ALT_FLAG;
yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
cm->alt_fb_idx = cm->gld_fb_idx;
if(cm->alt_fb_idx != cm->gld_fb_idx)
{
yv12_fb[cm->gld_fb_idx].flags |= VP8_ALT_FLAG;
yv12_fb[cm->alt_fb_idx].flags &= ~VP8_ALT_FLAG;
cm->alt_fb_idx = cm->gld_fb_idx;
}
}
}
@ -3131,15 +3137,21 @@ void update_reference_frames(VP8_COMMON *cm)
if (cm->copy_buffer_to_gf == 1)
{
yv12_fb[cm->lst_fb_idx].flags |= VP8_GOLD_FLAG;
yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
cm->gld_fb_idx = cm->lst_fb_idx;
if(cm->gld_fb_idx != cm->lst_fb_idx)
{
yv12_fb[cm->lst_fb_idx].flags |= VP8_GOLD_FLAG;
yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
cm->gld_fb_idx = cm->lst_fb_idx;
}
}
else /* if (cm->copy_buffer_to_gf == 2) */
{
yv12_fb[cm->alt_fb_idx].flags |= VP8_GOLD_FLAG;
yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
cm->gld_fb_idx = cm->alt_fb_idx;
if(cm->alt_fb_idx != cm->gld_fb_idx)
{
yv12_fb[cm->alt_fb_idx].flags |= VP8_GOLD_FLAG;
yv12_fb[cm->gld_fb_idx].flags &= ~VP8_GOLD_FLAG;
cm->gld_fb_idx = cm->alt_fb_idx;
}
}
}
}