[vlc-commits] zvbi: do not copy object of several kilo-bytes on the stack
Rémi Denis-Courmont
git at videolan.org
Tue Apr 22 23:15:19 CEST 2014
vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Wed Apr 23 00:14:49 2014 +0300| [bbfe2d621ab78062b65dd21c1ed97832ece11051] | committer: Rémi Denis-Courmont
zvbi: do not copy object of several kilo-bytes on the stack
> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=bbfe2d621ab78062b65dd21c1ed97832ece11051
---
modules/codec/zvbi.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/modules/codec/zvbi.c b/modules/codec/zvbi.c
index 6174e03..bd5599f 100644
--- a/modules/codec/zvbi.c
+++ b/modules/codec/zvbi.c
@@ -168,7 +168,7 @@ static subpicture_t *Subpicture( decoder_t *p_dec, video_format_t *p_fmt,
int i_align, mtime_t i_pts );
static void EventHandler( vbi_event *ev, void *user_data );
-static int OpaquePage( picture_t *p_src, const vbi_page p_page,
+static int OpaquePage( picture_t *p_src, const vbi_page *p_page,
const video_format_t fmt, bool b_opaque, const int text_offset );
static int get_first_visible_row( vbi_char *p_text, int rows, int columns);
static int get_last_visible_row( vbi_char *p_text, int rows, int columns);
@@ -469,7 +469,7 @@ static subpicture_t *Decode( decoder_t *p_dec, block_t **pp_block )
memcpy( p_sys->nav_link, &p_page.nav_link, sizeof( p_sys->nav_link )) ;
vlc_mutex_unlock( &p_sys->lock );
- OpaquePage( p_pic, p_page, fmt, b_opaque, i_first_row * p_page.columns );
+ OpaquePage( p_pic, &p_page, fmt, b_opaque, i_first_row * p_page.columns );
}
exit:
@@ -618,7 +618,7 @@ static int get_last_visible_row( vbi_char *p_text, int rows, int columns)
return -1;
}
-static int OpaquePage( picture_t *p_src, const vbi_page p_page,
+static int OpaquePage( picture_t *p_src, const vbi_page *p_page,
const video_format_t fmt, bool b_opaque, const int text_offset )
{
unsigned int x, y;
@@ -630,8 +630,8 @@ static int OpaquePage( picture_t *p_src, const vbi_page p_page,
{
for( x = 0; x < fmt.i_width; x++ )
{
- const vbi_opacity opacity = p_page.text[ text_offset + y/10 * p_page.columns + x/12 ].opacity;
- const int background = p_page.text[ text_offset + y/10 * p_page.columns + x/12 ].background;
+ const vbi_opacity opacity = p_page->text[ text_offset + y/10 * p_page->columns + x/12 ].opacity;
+ const int background = p_page->text[ text_offset + y/10 * p_page->columns + x/12 ].background;
uint32_t *p_pixel = (uint32_t*)&p_src->p->p_pixels[y * p_src->p->i_pitch + 4*x];
switch( opacity )
@@ -651,7 +651,7 @@ static int OpaquePage( picture_t *p_src, const vbi_page p_page,
break;
/* Full text transparency. only foreground color is show */
case VBI_TRANSPARENT_FULL:
- if( (*p_pixel) == (0xff000000 | p_page.color_map[background] ) )
+ if( (*p_pixel) == (0xff000000 | p_page->color_map[background] ) )
*p_pixel = 0;
break;
}
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