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Commit 28950fce authored by Damien Lucas's avatar Damien Lucas
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. 422 deinterlacing (bob and blend filters) 


This work is part of the work done by Anevia for the "Gran Theatro del
Barcelona".
parent ef4c3d63
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Showing with 139 additions and 35 deletions
modules/video_filter/deinterlace/deinterlace.c
View file @ 28950fce
......@@ -2,7 +2,7 @@
* deinterlace.c : deinterlacer plugin for vlc
*****************************************************************************
* Copyright (C) 2000, 2001, 2002, 2003 VideoLAN
* $Id: deinterlace.c,v 1.16 2003/11/05 00:39:17 gbazin Exp $
* $Id: deinterlace.c,v 1.17 2003/11/06 16:54:40 nitrox Exp $
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
......@@ -518,36 +518,101 @@ static void RenderBob( vout_thread_t *p_vout,
p_out_end = p_out + p_outpic->p[i_plane].i_pitch
* p_outpic->p[i_plane].i_lines;
switch( p_vout->render.i_chroma )
{
case VLC_FOURCC('I','4','2','0'):
case VLC_FOURCC('I','Y','U','V'):
case VLC_FOURCC('Y','V','1','2'):
/* For BOTTOM field we need to add the first line */
if( i_field == 1 )
{
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_in += p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
}
p_out_end -= 2 * p_outpic->p[i_plane].i_pitch;
for( ; p_out < p_out_end ; )
{
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_in += 2 * p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
}
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
/* For TOP field we need to add the last line */
if( i_field == 0 )
{
p_in += p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
}
break;
case VLC_FOURCC('I','4','2','2'):
/* For BOTTOM field we need to add the first line */
if( i_field == 1 )
{
p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_in += p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
}
p_out_end -= 2 * p_outpic->p[i_plane].i_pitch;
if( i_plane == Y_PLANE )
{
for( ; p_out < p_out_end ; )
{
p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_in += 2 * p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
}
}
else
{
for( ; p_out < p_out_end ; )
{
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
p_in += 2 * p_pic->p[i_plane].i_pitch;
}
}
p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
/* For TOP field we need to add the last line */
if( i_field == 0 )
{
p_in += p_pic->p[i_plane].i_pitch;
p_out += p_pic->p[i_plane].i_pitch;
p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
}
break;
}
}
}
......@@ -653,12 +718,36 @@ static void RenderBlend( vout_thread_t *p_vout,
p_out_end = p_out + p_outpic->p[i_plane].i_pitch
* p_outpic->p[i_plane].i_lines;
switch( p_vout->render.i_chroma )
{
case VLC_FOURCC('I','4','2','0'):
case VLC_FOURCC('I','Y','U','V'):
case VLC_FOURCC('Y','V','1','2'):
/* First line: simple copy */
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
/* Remaining lines: mean value */
for( ; p_out < p_out_end ; )
{
Merge( p_out, p_in, p_in + p_pic->p[i_plane].i_pitch,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
p_in += p_pic->p[i_plane].i_pitch;
}
break;
case VLC_FOURCC('I','4','2','2'):
/* First line: simple copy */
p_vout->p_vlc->pf_memcpy( p_out, p_in,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
/* Remaining lines: mean value */
if( i_plane == Y_PLANE )
{
for( ; p_out < p_out_end ; )
{
Merge( p_out, p_in, p_in + p_pic->p[i_plane].i_pitch,
......@@ -668,6 +757,21 @@ static void RenderBlend( vout_thread_t *p_vout,
p_in += p_pic->p[i_plane].i_pitch;
}
}
else
{
for( ; p_out < p_out_end ; )
{
Merge( p_out, p_in, p_in + p_pic->p[i_plane].i_pitch,
p_pic->p[i_plane].i_pitch );
p_out += p_pic->p[i_plane].i_pitch;
p_in += 2*p_pic->p[i_plane].i_pitch;
}
}
break;
}
}
}
static void Merge( void *_p_dest, const void *_p_s1,
......
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