/*****************************************************************************
* yuvp.c: YUVP to YUVA/RGBA chroma converter
*****************************************************************************
- * Copyright (C) 2008 the VideoLAN team
+ * Copyright (C) 2008 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar < fenrir @ videolan.org >
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
#include <vlc_common.h>
#include <vlc_plugin.h>
-#include <vlc_vout.h>
-#include "vlc_filter.h"
+#include <vlc_filter.h>
+#include <assert.h>
/* TODO:
* Add anti-aliasing support (specially for DVD where only 4 colors are used)
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
-vlc_module_begin();
- set_description( N_("YUVP converter") );
- set_capability( "video filter2", 10 );
- set_callbacks( Open, Close );
-vlc_module_end();
+vlc_module_begin ()
+ set_description( N_("YUVP converter") )
+ set_capability( "video filter2", 10 )
+ set_callbacks( Open, Close )
+vlc_module_end ()
/****************************************************************************
* Local prototypes
/* It only supports YUVP to YUVA/RGBA without scaling
* (if scaling is required another filter can do it) */
- if( p_filter->fmt_in.video.i_chroma != VLC_FOURCC('Y','U','V','P') ||
- ( p_filter->fmt_out.video.i_chroma != VLC_FOURCC('Y','U','V','A') &&
- p_filter->fmt_out.video.i_chroma != VLC_FOURCC('R','G','B','A') ) ||
+ if( p_filter->fmt_in.video.i_chroma != VLC_CODEC_YUVP ||
+ ( p_filter->fmt_out.video.i_chroma != VLC_CODEC_YUVA &&
+ p_filter->fmt_out.video.i_chroma != VLC_CODEC_RGBA &&
+ p_filter->fmt_out.video.i_chroma != VLC_CODEC_ARGB ) ||
p_filter->fmt_in.video.i_width != p_filter->fmt_out.video.i_width ||
- p_filter->fmt_in.video.i_height != p_filter->fmt_out.video.i_height )
+ p_filter->fmt_in.video.i_height != p_filter->fmt_out.video.i_height ||
+ p_filter->fmt_in.video.orientation != p_filter->fmt_out.video.orientation )
{
return VLC_EGENERIC;
}
const video_palette_t *p_yuvp = p_filter->fmt_in.video.p_palette;
assert( p_yuvp != NULL );
- assert( p_filter->fmt_in.video.i_chroma == VLC_FOURCC('Y','U','V','P') );
+ assert( p_filter->fmt_in.video.i_chroma == VLC_CODEC_YUVP );
assert( p_filter->fmt_in.video.i_width == p_filter->fmt_out.video.i_width );
assert( p_filter->fmt_in.video.i_height == p_filter->fmt_out.video.i_height );
return NULL;
}
- if( p_filter->fmt_out.video.i_chroma == VLC_FOURCC('Y','U','V','A') )
+ if( p_filter->fmt_out.video.i_chroma == VLC_CODEC_YUVA )
{
for( unsigned int y = 0; y < p_filter->fmt_in.video.i_height; y++ )
{
}
}
}
- else
+ else if( p_filter->fmt_out.video.i_chroma == VLC_CODEC_RGBA )
{
- assert( p_filter->fmt_out.video.i_chroma == VLC_FOURCC('R','G','B','A') );
+ video_palette_t rgbp;
/* Create a RGBA palette */
- video_palette_t rgbp;
rgbp.i_entries = p_yuvp->i_entries;
for( int i = 0; i < p_yuvp->i_entries; i++ )
{
rgbp.palette[i][3] = p_yuvp->palette[i][3];
}
- /* */
for( unsigned int y = 0; y < p_filter->fmt_in.video.i_height; y++ )
{
const uint8_t *p_line = &p_pic->p->p_pixels[y*p_pic->p->i_pitch];
{
const int v = p_line[x];
- if( v > rgbp.i_entries ) /* maybe assert ? */
+ if( v >= rgbp.i_entries ) /* maybe assert ? */
continue;
p_rgba[4*x+0] = rgbp.palette[v][0];
}
}
}
+ else
+ {
+ video_palette_t rgbp;
+
+ assert( p_filter->fmt_out.video.i_chroma == VLC_CODEC_ARGB );
+ /* Create a RGBA palette */
+ rgbp.i_entries = p_yuvp->i_entries;
+ for( int i = 0; i < p_yuvp->i_entries; i++ )
+ {
+ Yuv2Rgb( &rgbp.palette[i][1], &rgbp.palette[i][2], &rgbp.palette[i][3],
+ p_yuvp->palette[i][0], p_yuvp->palette[i][1], p_yuvp->palette[i][2] );
+ rgbp.palette[i][0] = p_yuvp->palette[i][3];
+ }
+
+ for( unsigned int y = 0; y < p_filter->fmt_in.video.i_height; y++ )
+ {
+ const uint8_t *p_line = &p_pic->p->p_pixels[y*p_pic->p->i_pitch];
+ uint8_t *p_rgba = &p_out->p->p_pixels[y*p_out->p->i_pitch];
+
+ for( unsigned int x = 0; x < p_filter->fmt_in.video.i_width; x++ )
+ {
+ const int v = p_line[x];
+
+ if( v >= rgbp.i_entries ) /* maybe assert ? */
+ continue;
+
+ p_rgba[4*x+0] = rgbp.palette[v][0];
+ p_rgba[4*x+1] = rgbp.palette[v][1];
+ p_rgba[4*x+2] = rgbp.palette[v][2];
+ p_rgba[4*x+3] = rgbp.palette[v][3];
+ }
+ }
+
+ }
picture_CopyProperties( p_out, p_pic );
picture_Release( p_pic );
projects / vlc / blobdiff