--- /dev/null
+/*****************************************************************************
+ * asx.c : ASX playlist format import
+ *****************************************************************************
+ * Copyright (C) 2005 the VideoLAN team
+ * $Id$
+ *
+ * Authors: Derk-Jan Hartman <hartman at videolan dot 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
+ * (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.
+ *****************************************************************************/
+
+/* See also: http://msdn.microsoft.com/library/en-us/wmplay10/mmp_sdk/windowsmediametafilereference.asp
+ */
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <stdlib.h> /* malloc(), free() */
+#include <ctype.h> /* isspace() */
+
+#include <vlc/vlc.h>
+#include <vlc/input.h>
+#include <vlc/intf.h>
+
+#include <errno.h> /* ENOMEM */
+#include "playlist.h"
+#include "vlc_meta.h"
+
+#define FREE( p ) if( p ) { free( p ); (p) = NULL; }
+
+struct demux_sys_t
+{
+ char *psz_prefix;
+ char *psz_data;
+ int64_t i_data_len;
+ vlc_bool_t b_utf8;
+};
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+static int Demux( demux_t *p_demux);
+static int Control( demux_t *p_demux, int i_query, va_list args );
+
+static int StoreString( demux_t *p_demux, char **ppsz_string, char *psz_source_start, char *psz_source_end )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ int i_strlen = psz_source_end-psz_source_start;
+ if( i_strlen < 1 )
+ return VLC_EGENERIC;
+
+ if( *ppsz_string ) free( *ppsz_string );
+ *ppsz_string = malloc( i_strlen*sizeof( char ) +1);
+ memcpy( *ppsz_string, psz_source_start, i_strlen );
+ (*ppsz_string)[i_strlen] = '\0';
+
+ if( p_sys->b_utf8 )
+ EnsureUTF8( *ppsz_string );
+ else
+ {
+ char *psz_temp;
+ psz_temp = FromLocaleDup( *ppsz_string );
+ if( psz_temp )
+ {
+ free( *ppsz_string );
+ *ppsz_string = psz_temp;
+ } else EnsureUTF8( *ppsz_string );
+ }
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Import_ASX: main import function
+ *****************************************************************************/
+int E_(Import_ASX)( vlc_object_t *p_this )
+{
+ demux_t *p_demux = (demux_t *)p_this;
+ demux_sys_t *p_sys;
+
+ char *psz_ext;
+
+ psz_ext = strrchr ( p_demux->psz_path, '.' );
+
+ if( ( psz_ext && !strcasecmp( psz_ext, ".asx") ) ||
+ ( psz_ext && !strcasecmp( psz_ext, ".wax") ) ||
+ ( psz_ext && !strcasecmp( psz_ext, ".wvx") ) ||
+ ( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "asx-open") ) )
+ {
+ ;
+ }
+ else
+ {
+ return VLC_EGENERIC;
+ }
+ msg_Dbg( p_demux, "using asx playlist import");
+
+ p_demux->pf_control = Control;
+ p_demux->pf_demux = Demux;
+ p_demux->p_sys = p_sys = malloc( sizeof(demux_sys_t) );
+ if( p_sys == NULL )
+ {
+ msg_Err( p_demux, "out of memory" );
+ return VLC_ENOMEM;
+ }
+ p_sys->psz_prefix = E_(FindPrefix)( p_demux );
+ p_sys->psz_data = NULL;
+ p_sys->i_data_len = -1;
+ p_sys->b_utf8 = VLC_FALSE;
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Deactivate: frees unused data
+ *****************************************************************************/
+void E_(Close_ASX)( vlc_object_t *p_this )
+{
+ demux_t *p_demux = (demux_t *)p_this;
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ if( p_sys->psz_prefix ) free( p_sys->psz_prefix );
+ if( p_sys->psz_data ) free( p_sys->psz_data );
+ free( p_sys );
+}
+
+static int Demux( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ char *psz_parse = NULL;
+ char *psz_backup = NULL;
+ vlc_bool_t b_entry = VLC_FALSE;
+
+ INIT_PLAYLIST_STUFF;
+
+ /* init txt */
+ if( p_sys->i_data_len < 0 )
+ {
+ int64_t i_pos = 0;
+ p_sys->i_data_len = stream_Size( p_demux->s ) +1; /* This is a cheat to prevent unnecessary realloc */
+ if( p_sys->i_data_len <= 0 && p_sys->i_data_len < 16384 ) p_sys->i_data_len = 1024;
+ p_sys->psz_data = malloc( p_sys->i_data_len * sizeof(char) +1);
+
+ /* load the complete file */
+ for( ;; )
+ {
+ int i_read = stream_Read( p_demux->s, &p_sys->psz_data[i_pos], p_sys->i_data_len - i_pos );
+ p_sys->psz_data[i_read] = '\0';
+
+ if( i_read < p_sys->i_data_len - i_pos ) break; /* Done */
+
+ i_pos += i_read;
+ p_sys->i_data_len += 1024;
+ p_sys->psz_data = realloc( p_sys->psz_data, p_sys->i_data_len * sizeof( char * ) +1 );
+ }
+ if( p_sys->i_data_len <= 0 ) return VLC_EGENERIC;
+ }
+
+ psz_parse = p_sys->psz_data;
+ /* Find first element */
+ if( ( psz_parse = strcasestr( psz_parse, "<ASX" ) ) )
+ {
+ /* ASX element */
+ char *psz_string = NULL;
+ int i_strlen = 0;
+
+ char *psz_base_asx = NULL;
+ char *psz_title_asx = NULL;
+ char *psz_author_asx = NULL;
+ char *psz_copyright_asx = NULL;
+ char *psz_moreinfo_asx = NULL;
+ char *psz_abstract_asx = NULL;
+
+ char *psz_base_entry = NULL;
+ char *psz_title_entry = NULL;
+ char *psz_author_entry = NULL;
+ char *psz_copyright_entry = NULL;
+ char *psz_moreinfo_entry = NULL;
+ char *psz_abstract_entry = NULL;
+ int i_entry_count = 0;
+
+ psz_parse = strcasestr( psz_parse, ">" );
+
+ while( ( psz_parse = strcasestr( psz_parse, "<" ) ) && psz_parse && *psz_parse )
+ {
+ if( !strncasecmp( psz_parse, "<!--", 4 ) )
+ {
+ /* this is a comment */
+ if( ( psz_parse = strcasestr( psz_parse, "-->" ) ) )
+ psz_parse+=3;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<PARAM ", 7 ) )
+ {
+ vlc_bool_t b_encoding_flag = VLC_FALSE;
+ psz_parse+=7;
+ if( !strncasecmp( psz_parse, "name", 4 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ i_strlen = psz_parse-psz_backup;
+ if( i_strlen < 1 ) continue;
+ msg_Dbg( p_demux, "param name strlen: %d", i_strlen);
+ psz_string = malloc( i_strlen *sizeof( char ) +1);
+ memcpy( psz_string, psz_backup, i_strlen );
+ psz_string[i_strlen] = '\0';
+ msg_Dbg( p_demux, "param name: %s", psz_string);
+ b_encoding_flag = !strcasecmp( psz_string, "encoding" );
+ free( psz_string );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ psz_parse++;
+ if( !strncasecmp( psz_parse, "value", 5 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ i_strlen = psz_parse-psz_backup;
+ if( i_strlen < 1 ) continue;
+ msg_Dbg( p_demux, "param value strlen: %d", i_strlen);
+ psz_string = malloc( i_strlen *sizeof( char ) +1);
+ memcpy( psz_string, psz_backup, i_strlen );
+ psz_string[i_strlen] = '\0';
+ msg_Dbg( p_demux, "param value: %s", psz_string);
+ if( b_encoding_flag && !strcasecmp( psz_string, "utf-8" ) ) p_sys->b_utf8 = VLC_TRUE;
+ free( psz_string );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<BANNER", 7 ) )
+ {
+ /* We skip this element */
+ if( ( psz_parse = strcasestr( psz_parse, "</BANNER>" ) ) )
+ psz_parse += 9;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<PREVIEWDURATION", 16 ) ||
+ !strncasecmp( psz_parse, "<LOGURL", 7 ) ||
+ !strncasecmp( psz_parse, "<Skin", 5 ) )
+ {
+ /* We skip this element */
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<BASE ", 6 ) )
+ {
+ psz_parse+=6;
+ if( !strncasecmp( psz_parse, "HREF", 4 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_base_entry : &psz_base_asx), psz_backup, psz_parse );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<TITLE>", 7 ) )
+ {
+ psz_backup = psz_parse+=7;
+ if( ( psz_parse = strcasestr( psz_parse, "</TITLE>" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_title_entry : &psz_title_asx), psz_backup, psz_parse );
+ psz_parse += 8;
+ }
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<Author>", 8 ) )
+ {
+ psz_backup = psz_parse+=8;
+ if( ( psz_parse = strcasestr( psz_parse, "</Author>" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_author_entry : &psz_author_asx), psz_backup, psz_parse );
+ psz_parse += 9;
+ }
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<Copyright", 10 ) )
+ {
+ psz_backup = psz_parse+=11;
+ if( ( psz_parse = strcasestr( psz_parse, "</Copyright>" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_copyright_entry : &psz_copyright_asx), psz_backup, psz_parse );
+ psz_parse += 12;
+ }
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<MoreInfo ", 10 ) )
+ {
+ psz_parse+=10;
+ if( !strncasecmp( psz_parse, "HREF", 4 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_moreinfo_entry : &psz_moreinfo_asx), psz_backup, psz_parse );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<ABSTRACT>", 10 ) )
+ {
+ psz_backup = psz_parse+=10;
+ if( ( psz_parse = strcasestr( psz_parse, "</ABSTRACT>" ) ) )
+ {
+ StoreString( p_demux, (b_entry ? &psz_abstract_entry : &psz_abstract_asx), psz_backup, psz_parse );
+ psz_parse += 11;
+ }
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "<EntryRef ", 10 ) )
+ {
+ psz_parse+=10;
+ if( !strncasecmp( psz_parse, "HREF", 4 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ i_strlen = psz_parse-psz_backup;
+ if( i_strlen < 1 ) continue;
+ psz_string = malloc( i_strlen*sizeof( char ) +1);
+ memcpy( psz_string, psz_backup, i_strlen );
+ psz_string[i_strlen] = '\0';
+ p_input = input_ItemNew( p_playlist, psz_string, psz_title_asx );
+ vlc_input_item_CopyOptions( p_current->p_input, p_input );
+ playlist_AddWhereverNeeded( p_playlist, p_input, p_current,
+ p_item_in_category, (i_parent_id > 0 )? VLC_TRUE : VLC_FALSE,
+ PLAYLIST_APPEND );
+ free( psz_string );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "</Entry>", 8 ) )
+ {
+ /* add a new entry */
+ psz_parse+=8;
+ if( !b_entry )
+ {
+ msg_Err( p_demux, "end of entry without start?" );
+ continue;
+ }
+ /* cleanup entry */
+ FREE( psz_title_entry )
+ FREE( psz_base_entry )
+ FREE( psz_author_entry )
+ FREE( psz_copyright_entry )
+ FREE( psz_moreinfo_entry )
+ FREE( psz_abstract_entry )
+ b_entry = VLC_FALSE;
+ }
+ else if( !strncasecmp( psz_parse, "<Entry>", 7 ) )
+ {
+ psz_parse+=7;
+ if( b_entry )
+ {
+ msg_Err( p_demux, "We already are in an entry section" );
+ continue;
+ }
+ i_entry_count += 1;
+ b_entry = VLC_TRUE;
+ }
+ else if( !strncasecmp( psz_parse, "<Ref ", 5 ) )
+ {
+ psz_parse+=5;
+ if( !b_entry )
+ {
+ msg_Err( p_demux, "A ref outside an entry section" );
+ continue;
+ }
+
+ if( !strncasecmp( psz_parse, "HREF", 4 ) )
+ {
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ psz_backup = ++psz_parse;
+ if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
+ {
+ input_item_t *p_entry = NULL;
+ char *psz_name = NULL;
+ i_strlen = psz_parse-psz_backup;
+ if( i_strlen < 1 ) continue;
+ psz_string = malloc( i_strlen*sizeof( char ) +1);
+ memcpy( psz_string, psz_backup, i_strlen );
+ psz_string[i_strlen] = '\0';
+
+ /* create the new entry */
+ asprintf( &psz_name, "%d %s", i_entry_count, ( psz_title_entry ? psz_title_entry : p_current->p_input->psz_name ) );
+ p_entry = input_ItemNew( p_playlist, psz_string, psz_name );
+ FREE( psz_name );
+
+ vlc_input_item_CopyOptions( p_current->p_input, p_entry );
+ p_entry->p_meta = vlc_meta_New();
+ if( psz_title_entry ) vlc_meta_SetTitle( p_entry->p_meta, psz_title_entry );
+ if( psz_author_entry ) vlc_meta_SetAuthor( p_entry->p_meta, psz_author_entry );
+ if( psz_copyright_entry ) vlc_meta_SetCopyright( p_entry->p_meta, psz_copyright_entry );
+ if( psz_moreinfo_entry ) vlc_meta_SetURL( p_entry->p_meta, psz_moreinfo_entry );
+ if( psz_abstract_entry ) vlc_meta_SetDescription( p_entry->p_meta, psz_abstract_entry );
+
+ playlist_AddWhereverNeeded( p_playlist, p_entry, p_current,
+ p_item_in_category, (i_parent_id > 0 )? VLC_TRUE : VLC_FALSE,
+ PLAYLIST_APPEND );
+ free( psz_string );
+ }
+ else continue;
+ }
+ else continue;
+ }
+ if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
+ psz_parse += 2;
+ else continue;
+ }
+ else if( !strncasecmp( psz_parse, "</ASX", 5 ) )
+ {
+ vlc_mutex_lock( &p_current->p_input->lock );
+ if( !p_current->p_input->p_meta ) p_current->p_input->p_meta = vlc_meta_New();
+ if( psz_title_asx ) vlc_meta_SetTitle( p_current->p_input->p_meta, psz_title_asx );
+ if( psz_author_asx ) vlc_meta_SetAuthor( p_current->p_input->p_meta, psz_author_asx );
+ if( psz_copyright_asx ) vlc_meta_SetCopyright( p_current->p_input->p_meta, psz_copyright_asx );
+ if( psz_moreinfo_asx ) vlc_meta_SetURL( p_current->p_input->p_meta, psz_moreinfo_asx );
+ if( psz_abstract_asx ) vlc_meta_SetDescription( p_current->p_input->p_meta, psz_abstract_asx );
+ vlc_mutex_unlock( &p_current->p_input->lock );
+ FREE( psz_base_asx );
+ FREE( psz_title_asx );
+ FREE( psz_author_asx );
+ FREE( psz_copyright_asx );
+ FREE( psz_moreinfo_asx );
+ FREE( psz_abstract_asx );
+ psz_parse++;
+ }
+ else psz_parse++;
+ }
+#if 0
+/* FIXME Unsupported elements */
+ PARAM
+ EVENT
+ REPEAT
+ DURATION
+ ENDMARK
+ STARTMARK
+ STARTTIME
+#endif
+ }
+ HANDLE_PLAY_AND_RELEASE;
+ return VLC_SUCCESS;
+}
+
+static int Control( demux_t *p_demux, int i_query, va_list args )
+{
+ return VLC_EGENERIC;
+}
\ No newline at end of file
projects / vlc / commitdiff