Skip to content

V
vlc-gpu
Commit f86eec5a authored by Sam Hocevar's avatar Sam Hocevar
Browse files
Options

* ./modules/video_filter/transform.c: the 90 and 270 transformation routines 

    now use the visible pitch of a picture, not its total pitch (Closes: #29).
parent 08d62d37
Show whitespace changes
Inline Side-by-side
Showing with 41 additions and 36 deletions
modules/video_filter/transform.c
View file @ f86eec5a
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* transform.c : transform image plugin for vlc * transform.c : transform image plugin for vlc
***************************************************************************** *****************************************************************************
* Copyright (C) 2000, 2001 VideoLAN * Copyright (C) 2000, 2001 VideoLAN
* $Id: transform.c,v 1.4 2002/11/28 17:35:00 sam Exp $ * $Id: transform.c,v 1.5 2003/01/09 14:00:00 sam Exp $
* *
* Authors: Samuel Hocevar <sam@zoy.org> * Authors: Samuel Hocevar <sam@zoy.org>
* *
...@@ -177,8 +177,9 @@ static int Init( vout_thread_t *p_vout ) ...@@ -177,8 +177,9 @@ static int Init( vout_thread_t *p_vout )
p_vout->p_sys->p_vout = vout_Create( p_vout, p_vout->p_sys->p_vout = vout_Create( p_vout,
p_vout->render.i_height, p_vout->render.i_width, p_vout->render.i_height, p_vout->render.i_width,
p_vout->render.i_chroma, p_vout->render.i_chroma,
(u64)VOUT_ASPECT_FACTOR * (u64)VOUT_ASPECT_FACTOR (uint64_t)VOUT_ASPECT_FACTOR
/ (u64)p_vout->render.i_aspect ); * (uint64_t)VOUT_ASPECT_FACTOR
/ (uint64_t)p_vout->render.i_aspect );
} }
else else
{ {
...@@ -261,18 +262,19 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -261,18 +262,19 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
{ {
int i_pitch = p_pic->p[i_index].i_pitch; int i_pitch = p_pic->p[i_index].i_pitch;
u8 *p_in = p_pic->p[i_index].p_pixels; uint8_t *p_in = p_pic->p[i_index].p_pixels;
u8 *p_out = p_outpic->p[i_index].p_pixels; uint8_t *p_out = p_outpic->p[i_index].p_pixels;
u8 *p_out_end = p_out + p_outpic->p[i_index].i_lines uint8_t *p_out_end = p_out + p_outpic->p[i_index].i_lines
* p_outpic->p[i_index].i_pitch; * p_outpic->p[i_index].i_pitch;
for( ; p_out < p_out_end ; ) for( ; p_out < p_out_end ; )
{ {
u8 *p_line_end; uint8_t *p_line_end;
p_line_end = p_in + p_pic->p[i_index].i_lines p_out_end -= p_outpic->p[i_index].i_pitch
* p_pic->p[i_index].i_pitch; - p_outpic->p[i_index].i_visible_pitch;
p_line_end = p_in + p_pic->p[i_index].i_lines * i_pitch;
for( ; p_in < p_line_end ; ) for( ; p_in < p_line_end ; )
{ {
...@@ -286,13 +288,14 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -286,13 +288,14 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
break; break;
case TRANSFORM_MODE_180: case TRANSFORM_MODE_180:
/* FIXME: we should use i_visible_pitch here */
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ ) for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
{ {
u8 *p_in = p_pic->p[i_index].p_pixels; uint8_t *p_in = p_pic->p[i_index].p_pixels;
u8 *p_in_end = p_in + p_pic->p[i_index].i_lines uint8_t *p_in_end = p_in + p_pic->p[i_index].i_lines
* p_pic->p[i_index].i_pitch; * p_pic->p[i_index].i_pitch;
u8 *p_out = p_outpic->p[i_index].p_pixels; uint8_t *p_out = p_outpic->p[i_index].p_pixels;
for( ; p_in < p_in_end ; ) for( ; p_in < p_in_end ; )
{ {
...@@ -306,18 +309,17 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -306,18 +309,17 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
{ {
int i_pitch = p_pic->p[i_index].i_pitch; int i_pitch = p_pic->p[i_index].i_pitch;
u8 *p_in = p_pic->p[i_index].p_pixels; uint8_t *p_in = p_pic->p[i_index].p_pixels;
u8 *p_out = p_outpic->p[i_index].p_pixels; uint8_t *p_out = p_outpic->p[i_index].p_pixels;
u8 *p_out_end = p_out + p_outpic->p[i_index].i_lines uint8_t *p_out_end = p_out + p_outpic->p[i_index].i_lines
* p_outpic->p[i_index].i_pitch; * p_outpic->p[i_index].i_pitch;
for( ; p_out < p_out_end ; ) for( ; p_out < p_out_end ; )
{ {
u8 *p_in_end; uint8_t *p_in_end;
p_in_end = p_in + p_pic->p[i_index].i_lines p_in_end = p_in + p_pic->p[i_index].i_lines * i_pitch;
* p_pic->p[i_index].i_pitch;
for( ; p_in < p_in_end ; ) for( ; p_in < p_in_end ; )
{ {
...@@ -325,6 +327,8 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -325,6 +327,8 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
*p_out++ = *p_in_end; *p_out++ = *p_in_end;
} }
p_out += p_outpic->p[i_index].i_pitch
- p_outpic->p[i_index].i_visible_pitch;
p_in++; p_in++;
} }
} }
...@@ -333,17 +337,17 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -333,17 +337,17 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
case TRANSFORM_MODE_VFLIP: case TRANSFORM_MODE_VFLIP:
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ ) for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
{ {
u8 *p_in = p_pic->p[i_index].p_pixels; uint8_t *p_in = p_pic->p[i_index].p_pixels;
u8 *p_in_end = p_in + p_pic->p[i_index].i_lines uint8_t *p_in_end = p_in + p_pic->p[i_index].i_lines
* p_pic->p[i_index].i_pitch; * p_pic->p[i_index].i_pitch;
u8 *p_out = p_outpic->p[i_index].p_pixels; uint8_t *p_out = p_outpic->p[i_index].p_pixels;
for( ; p_in < p_in_end ; ) for( ; p_in < p_in_end ; )
{ {
p_in_end -= p_pic->p[i_index].i_pitch; p_in_end -= p_pic->p[i_index].i_pitch;
p_vout->p_vlc->pf_memcpy( p_out, p_in_end, p_vout->p_vlc->pf_memcpy( p_out, p_in_end,
p_pic->p[i_index].i_pitch ); p_pic->p[i_index].i_visible_pitch );
p_out += p_pic->p[i_index].i_pitch; p_out += p_pic->p[i_index].i_pitch;
} }
} }
...@@ -352,15 +356,16 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) ...@@ -352,15 +356,16 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
case TRANSFORM_MODE_HFLIP: case TRANSFORM_MODE_HFLIP:
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ ) for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
{ {
u8 *p_in = p_pic->p[i_index].p_pixels; uint8_t *p_in = p_pic->p[i_index].p_pixels;
u8 *p_in_end = p_in + p_pic->p[i_index].i_lines uint8_t *p_in_end = p_in + p_pic->p[i_index].i_lines
* p_pic->p[i_index].i_pitch; * p_pic->p[i_index].i_pitch;
u8 *p_out = p_outpic->p[i_index].p_pixels; uint8_t *p_out = p_outpic->p[i_index].p_pixels;
for( ; p_in < p_in_end ; ) for( ; p_in < p_in_end ; )
{ {
u8 *p_line_end = p_in + p_pic->p[i_index].i_pitch; uint8_t *p_line_end = p_in
+ p_pic->p[i_index].i_visible_pitch;
for( ; p_in < p_line_end ; ) for( ; p_in < p_line_end ; )
{ {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment