/*****************************************************************************
* es_format.c : es_format_t helpers.
*****************************************************************************
- * Copyright (C) 2008 the VideoLAN team
+ * Copyright (C) 2008 VLC authors and VideoLAN
* $Id$
*
* Author: 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.
*****************************************************************************/
/*****************************************************************************
case VLC_CODEC_J420:
p_fmt->i_bits_per_pixel = 12;
break;
+ case VLC_CODEC_YV9:
case VLC_CODEC_I410:
p_fmt->i_bits_per_pixel = 9;
break;
break;
}
}
+
+void video_format_CopyCrop( video_format_t *p_dst, const video_format_t *p_src )
+{
+ p_dst->i_x_offset = p_src->i_x_offset;
+ p_dst->i_y_offset = p_src->i_y_offset;
+ p_dst->i_visible_width = p_src->i_visible_width;
+ p_dst->i_visible_height = p_src->i_visible_height;
+}
+
+void video_format_ScaleCropAr( video_format_t *p_dst, const video_format_t *p_src )
+{
+ p_dst->i_x_offset = (uint64_t)p_src->i_x_offset * p_dst->i_width / p_src->i_width;
+ p_dst->i_y_offset = (uint64_t)p_src->i_y_offset * p_dst->i_height / p_src->i_height;
+ p_dst->i_visible_width = (uint64_t)p_src->i_visible_width * p_dst->i_width / p_src->i_width;
+ p_dst->i_visible_height = (uint64_t)p_src->i_visible_height * p_dst->i_height / p_src->i_height;
+
+ p_dst->i_sar_num *= p_src->i_width;
+ p_dst->i_sar_den *= p_dst->i_width;
+ vlc_ureduce(&p_dst->i_sar_num, &p_dst->i_sar_den,
+ p_dst->i_sar_num, p_dst->i_sar_den, 65536);
+
+ p_dst->i_sar_num *= p_dst->i_height;
+ p_dst->i_sar_den *= p_src->i_height;
+ vlc_ureduce(&p_dst->i_sar_num, &p_dst->i_sar_den,
+ p_dst->i_sar_num, p_dst->i_sar_den, 65536);
+}
+
bool video_format_IsSimilar( const video_format_t *p_fmt1, const video_format_t *p_fmt2 )
{
video_format_t v1 = *p_fmt1;
v1.i_visible_height != v2.i_visible_height ||
v1.i_x_offset != v2.i_x_offset || v1.i_y_offset != v2.i_y_offset )
return false;
+ if( v1.i_sar_num * v2.i_sar_den != v2.i_sar_num * v1.i_sar_den )
+ return false;
if( v1.i_chroma == VLC_CODEC_RGB15 ||
v1.i_chroma == VLC_CODEC_RGB16 ||
}
return true;
}
+void video_format_Print( vlc_object_t *p_this,
+ const char *psz_text, const video_format_t *fmt )
+{
+ msg_Dbg( p_this,
+ "%s sz %ix%i, of (%i,%i), vsz %ix%i, 4cc %4.4s, sar %i:%i, msk r0x%x g0x%x b0x%x",
+ psz_text,
+ fmt->i_width, fmt->i_height, fmt->i_x_offset, fmt->i_y_offset,
+ fmt->i_visible_width, fmt->i_visible_height,
+ (char*)&fmt->i_chroma,
+ fmt->i_sar_num, fmt->i_sar_den,
+ fmt->i_rmask, fmt->i_gmask, fmt->i_bmask );
+}
void es_format_Init( es_format_t *fmt,
int i_cat, vlc_fourcc_t i_codec )
fmt->i_codec = i_codec;
fmt->i_original_fourcc = 0;
fmt->i_profile = -1;
+ fmt->i_level = -1;
fmt->i_id = -1;
fmt->i_group = 0;
fmt->i_priority = 0;