--- /dev/null
+/*****************************************************************************
+ * t140.c : trivial T.140 text encoder
+ *****************************************************************************
+ * Copyright © 2007 Rémi Denis-Courmont
+ * $Id$
+ *
+ * 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
+ * (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.
+ *
+ * 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.
+ *****************************************************************************/
+
+#include <vlc/vlc.h>
+#include <vlc_vout.h>
+#include <vlc_codec.h>
+#include <vlc_sout.h>
+
+static int Open ( vlc_object_t * );
+static void Close( vlc_object_t * );
+
+vlc_module_begin();
+ add_submodule();
+ set_description( _("T.140 text encoder") );
+ set_capability( "encoder", 100 );
+ set_callbacks( Open, Close );
+vlc_module_end();
+
+
+static block_t *Encode ( encoder_t *, subpicture_t * );
+
+
+static int Open( vlc_object_t *p_this )
+{
+ encoder_t *p_enc = (encoder_t *)p_this;
+
+ switch( p_enc->fmt_out.i_codec )
+ {
+ case VLC_FOURCC('s','u','b','t'):
+ if( ( p_enc->fmt_out.subs.psz_encoding != NULL )
+ && strcasecmp( p_enc->fmt_out.subs.psz_encoding, "utf8" )
+ && strcasecmp( p_enc->fmt_out.subs.psz_encoding, "UTF-8" ) )
+ {
+ msg_Err( p_this, "Only UTF-8 encoding supported" );
+ return VLC_EGENERIC;
+ }
+ case VLC_FOURCC('t','1','4','0'):
+ break;
+
+ default:
+ if( !p_enc->b_force )
+ return VLC_EGENERIC;
+
+ p_enc->fmt_out.i_codec = VLC_FOURCC('t','1','4','0');
+ }
+
+ p_enc->p_sys = NULL;
+
+ p_enc->pf_encode_sub = Encode;
+ return VLC_SUCCESS;
+}
+
+
+static void Close( vlc_object_t *p_this )
+{
+ msg_Err( p_this, "out of codec" );
+ (void)p_this;
+}
+
+
+static block_t *Encode( encoder_t *p_enc, subpicture_t *p_spu )
+{
+ subpicture_region_t *p_region;
+ block_t *p_block;
+ size_t len;
+
+ if( p_spu == NULL )
+ return NULL;
+
+ p_region = p_spu->p_region;
+ if( ( p_region == NULL )
+ || ( p_region->fmt.i_chroma != VLC_FOURCC('T','E','X','T') )
+ || ( p_region->psz_text == NULL ) )
+ return NULL;
+
+ /* This should already be UTF-8 encoded, so not much effort... */
+ len = strlen( p_region->psz_text );
+ p_block = block_New( p_enc, len );
+ memcpy( p_block->p_buffer, p_region->psz_text, len );
+
+ return p_block;
+}