1 /*****************************************************************************
2 * gvp.c: Google Video Playlist demuxer
3 *****************************************************************************
4 * Copyright (C) 2006 the VideoLAN team
7 * Authors: Antoine Cellerier <dionoea @t videolan d.t org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
26 * gvp_version:<version> (1.1)
27 * url:<the media's url>
29 * duration:<integer ms ?>
31 * description:<desc line1>^M
32 * description:<desc linei>^M
33 * description:<desc final line (no ^M)>
34 * lines starting with # are comments
38 # download the free Google Video Player from http://video.google.com/
40 url:http://vp.video.google.com/videodownload?version=0&secureurl=uAAAAMVHt_Q99OwfGxlWVWH7jd6AA_3n4TboaxIELD_kCg3KcBPSxExZFvQv5DGAxrahVg57KZNZvd0EORPBM3xrxTJ3FdLEWBYiduklpviqjE1Q5zLAkiEZaUsUSFtmbBZDTUUBuN9moYY59eK8lpWXsgTbYB1tLVtaxNBpAMRMyVeHoiJ7BzYdENk-PqJeBbr50QbQ83WK87yJAbN2pSRnF-ucCuNMSLBV7wBL4IcxFpYb1WOK-YXkyxY0NtWlPBufTA&sigh=matNCEVSOR8c-3zN9Gtx0zGinwU&begin=0&len=59749&docid=-715862862672743260
41 docid:-715862862672743260
43 title:Apple Macintosh 1984 Superbowl Commercial
44 description:The now infamous Apple Macintosh commercial aired during the 1984 SuperBowl.
48 /*****************************************************************************
50 *****************************************************************************/
52 #include <vlc_demux.h>
60 playlist_t *p_playlist;
61 input_item_t *p_current_input;
64 /*****************************************************************************
66 *****************************************************************************/
67 static int Demux( demux_t *p_demux);
68 static int Control( demux_t *p_demux, int i_query, va_list args );
70 /*****************************************************************************
71 * Import_GVP: main import function
72 *****************************************************************************/
73 int E_(Import_GVP)( vlc_object_t *p_this )
75 demux_t *p_demux = (demux_t *)p_this;
76 int i_peek, i, b_found = VLC_FALSE;
79 i_peek = stream_Peek( p_demux->s, &p_peek, MAX_LINE );
81 for( i = 0; i < i_peek - (int)sizeof("gvp_version:"); i++ )
83 if( p_peek[i] == 'g' && p_peek[i+1] == 'v' && p_peek[i+2] == 'p' &&
84 !memcmp( p_peek+i, "gvp_version:", sizeof("gvp_version:") - 1 ) )
91 if( !b_found ) return VLC_EGENERIC;
93 STANDARD_DEMUX_INIT_MSG( "using Google Video Playlist (gvp) import" );
94 p_demux->pf_control = Control;
95 p_demux->pf_demux = Demux;
96 MALLOC_ERR( p_demux->p_sys, demux_sys_t );
97 p_demux->p_sys->p_playlist = NULL;
102 /*****************************************************************************
103 * Deactivate: frees unused data
104 *****************************************************************************/
105 void E_(Close_GVP)( vlc_object_t *p_this )
107 demux_t *p_demux = (demux_t *)p_this;
108 demux_sys_t *p_sys = p_demux->p_sys;
110 if( p_sys->p_playlist )
111 vlc_object_release( p_sys->p_playlist );
115 static int Demux( demux_t *p_demux )
117 demux_sys_t *p_sys = p_demux->p_sys;
122 char *psz_version = NULL;
123 char *psz_url = NULL;
124 char *psz_docid = NULL;
126 char *psz_title = NULL;
127 char *psz_description = NULL;
128 input_item_t *p_input;
132 p_sys->p_playlist = p_playlist;
133 p_sys->p_current_input = p_current_input;
135 while( ( psz_line = stream_ReadLine( p_demux->s ) ) )
137 if( *psz_line == '#' )
139 /* This is a comment */
143 psz_attrvalue = strchr( psz_line, ':' );
146 msg_Dbg( p_demux, "Unable to parse line (%s)", psz_line );
150 *psz_attrvalue = '\0';
152 if( !strcmp( psz_line, "gvp_version" ) )
154 psz_version = strdup( psz_attrvalue );
156 else if( !strcmp( psz_line, "url" ) )
158 psz_url = strdup( psz_attrvalue );
160 else if( !strcmp( psz_line, "docid" ) )
162 psz_docid = strdup( psz_attrvalue );
164 else if( !strcmp( psz_line, "duration" ) )
166 i_duration = atoi( psz_attrvalue );
168 else if( !strcmp( psz_line, "title" ) )
170 psz_title = strdup( psz_attrvalue );
172 else if( !strcmp( psz_line, "description" ) )
175 if( !psz_description )
177 psz_description = strdup( psz_attrvalue );
181 /* handle multi-line descriptions */
182 buf = malloc( strlen( psz_description )
183 + strlen( psz_attrvalue ) + 2 );
184 sprintf( buf, "%s\n%s", psz_description, psz_attrvalue );
185 free( psz_description );
186 psz_description = buf;
188 /* remove ^M char at the end of the line (if any) */
189 buf = psz_description + strlen( psz_description );
190 if( buf != psz_description )
193 if( *buf == '\r' ) *buf = '\0';
201 msg_Err( p_demux, "URL not found" );
205 p_input = input_ItemNewExt( p_sys->p_playlist,
206 psz_url, psz_title, 0, NULL, -1 );
207 #define SADD_INFO( type, field ) if( field ) { input_ItemAddInfo( \
208 p_input, _("Google Video"), _(type), "%s", field ) ; }
209 SADD_INFO( "gvp_version", psz_version );
210 SADD_INFO( "docid", psz_docid );
211 SADD_INFO( "description", psz_description );
212 input_ItemAddSubItem( p_current_input, p_input );
215 HANDLE_PLAY_AND_RELEASE;
221 free( psz_description );
223 p_sys->p_playlist = NULL;
225 return -1; /* Needed for correct operation of go back */
228 static int Control( demux_t *p_demux, int i_query, va_list args )