1 /*****************************************************************************
2 * parser.c : OSD import module
3 *****************************************************************************
4 * Copyright (C) 2007 M2X
7 * Authors: Jean-Paul Saman
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
30 #include <vlc_config.h>
33 #include <vlc_image.h>
35 #include <vlc_charset.h>
41 /*****************************************************************************
43 *****************************************************************************/
45 /*****************************************************************************
46 * Create a new Menu structure
47 *****************************************************************************/
48 osd_menu_t *osd_MenuNew( osd_menu_t *p_menu, const char *psz_path,
51 if( !p_menu ) return NULL;
53 p_menu->p_state = (osd_menu_state_t *) malloc( sizeof( osd_menu_state_t ) );
54 if( !p_menu->p_state )
56 msg_Err( p_menu, "Memory allocation for OSD Menu state failed" );
60 memset(p_menu->p_state, 0, sizeof(osd_menu_state_t));
61 if( psz_path != NULL )
62 p_menu->psz_path = strdup( psz_path );
64 p_menu->psz_path = NULL;
68 p_menu->i_style = OSD_MENU_STYLE_SIMPLE;
73 /*****************************************************************************
75 *****************************************************************************/
76 void osd_MenuFree( osd_menu_t *p_menu )
78 msg_Dbg( p_menu, "freeing menu" );
79 osd_ButtonFree( p_menu, p_menu->p_button );
81 if( p_menu->psz_path ) free( p_menu->psz_path );
82 if( p_menu->p_state ) free( p_menu->p_state );
84 p_menu->p_button = NULL;
85 p_menu->p_last_button = NULL;
86 p_menu->psz_path = NULL;
87 p_menu->p_state = NULL;
90 /*****************************************************************************
92 *****************************************************************************/
93 osd_button_t *osd_ButtonNew( const char *psz_action, int i_x, int i_y )
95 osd_button_t *p_button = NULL;
96 p_button = (osd_button_t*) malloc( sizeof(osd_button_t) );
100 memset( p_button, 0, sizeof(osd_button_t) );
101 p_button->psz_action = strdup(psz_action);
102 p_button->psz_action_down = NULL;
103 p_button->p_feedback = NULL;
110 /*****************************************************************************
112 *****************************************************************************/
113 void osd_ButtonFree( osd_menu_t *p_menu, osd_button_t *p_button )
115 osd_button_t *p_current = p_button;
116 osd_button_t *p_next = NULL;
117 osd_button_t *p_prev = NULL;
119 /* First walk to the end. */
120 while( p_current->p_next )
122 p_next = p_current->p_next;
125 /* Then free end first and walk to the start. */
126 while( p_current->p_prev )
128 msg_Dbg( p_menu, "+ freeing button %s [%p]",
129 p_current->psz_action, p_current );
130 p_prev = p_current->p_prev;
132 if( p_current->p_next )
134 if( p_current->p_next->psz_name )
135 free( p_current->p_next->psz_name );
136 if( p_current->p_next->psz_action )
137 free( p_current->p_next->psz_action );
138 if( p_current->p_next->psz_action_down )
139 free( p_current->p_next->psz_action_down );
140 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
141 free( p_current->p_feedback->p_data_orig );
142 if( p_current->p_feedback )
143 free( p_current->p_feedback );
145 p_current->p_feedback = NULL;
147 /* Free all states first */
148 if( p_current->p_next->p_states )
149 osd_StatesFree( p_menu, p_current->p_next->p_states );
151 free( p_current->p_next );
152 p_current->p_next = NULL;
155 if( p_current->p_up )
157 if( p_current->p_up->psz_name )
158 free( p_current->p_up->psz_name );
159 if( p_current->p_up->psz_action )
160 free( p_current->p_up->psz_action );
161 if( p_current->p_up->psz_action_down )
162 free( p_current->p_up->psz_action_down );
163 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
164 free( p_current->p_feedback->p_data_orig );
165 if( p_current->p_feedback )
166 free( p_current->p_feedback );
168 p_current->p_feedback = NULL;
170 /* Free all states first */
171 if( p_current->p_up->p_states )
172 osd_StatesFree( p_menu, p_current->p_up->p_states );
173 free( p_current->p_up );
174 p_current->p_up = NULL;
177 /* Free the last one. */
180 msg_Dbg( p_menu, "+ freeing button %s [%p]",
181 p_button->psz_action, p_button );
182 if( p_button->psz_name ) free( p_button->psz_name );
183 if( p_button->psz_action ) free( p_button->psz_action );
184 if( p_button->psz_action_down ) free( p_button->psz_action_down );
185 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
186 free( p_current->p_feedback->p_data_orig );
187 if( p_current->p_feedback )
188 free( p_current->p_feedback );
189 p_current->p_feedback = NULL;
191 if( p_button->p_states )
192 osd_StatesFree( p_menu, p_button->p_states );
199 /*****************************************************************************
200 * Create a new state image
201 *****************************************************************************/
202 osd_state_t *osd_StateNew( osd_menu_t *p_menu, const char *psz_file,
203 const char *psz_state )
205 osd_state_t *p_state = NULL;
206 video_format_t fmt_in, fmt_out;
208 p_state = (osd_state_t*) malloc( sizeof(osd_state_t) );
212 memset( p_state, 0, sizeof(osd_state_t) );
213 memset( &fmt_in, 0, sizeof(video_format_t) );
214 memset( &fmt_out, 0, sizeof(video_format_t) );
216 fmt_out.i_chroma = VLC_FOURCC('Y','U','V','A');
217 if( p_menu->p_image )
219 p_state->p_pic = image_ReadUrl( p_menu->p_image, psz_file,
225 p_state->psz_state = strdup( psz_state );
226 if( strncmp( ppsz_button_states[0], psz_state,
227 strlen(ppsz_button_states[0]) ) == 0 )
228 p_state->i_state = OSD_BUTTON_UNSELECT;
229 else if( strncmp( ppsz_button_states[1], psz_state,
230 strlen(ppsz_button_states[1]) ) == 0 )
231 p_state->i_state = OSD_BUTTON_SELECT;
232 else if( strncmp( ppsz_button_states[2], psz_state,
233 strlen(ppsz_button_states[2]) ) == 0 )
234 p_state->i_state = OSD_BUTTON_PRESSED;
239 /*****************************************************************************
241 *****************************************************************************/
242 void osd_StatesFree( osd_menu_t *p_menu, osd_state_t *p_states )
244 osd_state_t *p_state = p_states;
245 osd_state_t *p_next = NULL;
246 osd_state_t *p_prev = NULL;
248 while( p_state->p_next )
250 p_next = p_state->p_next;
253 /* Then free end first and walk to the start. */
254 while( p_state->p_prev )
256 msg_Dbg( p_menu, " |- freeing state %s [%p]",
257 p_state->psz_state, p_state );
258 p_prev = p_state->p_prev;
260 if( p_state->p_next )
262 if( p_state->p_next->p_pic )
264 if( p_state->p_next->p_pic->p_data_orig )
265 free( p_state->p_next->p_pic->p_data_orig );
266 free( p_state->p_next->p_pic );
268 if( p_state->p_next->psz_state )
269 free( p_state->p_next->psz_state );
270 free( p_state->p_next );
271 p_state->p_next = NULL;
274 /* Free the last one. */
277 msg_Dbg( p_menu, " |- freeing state %s [%p]",
278 p_state->psz_state, p_states );
279 if( p_states->p_pic )
281 if( p_states->p_pic->p_data_orig )
282 free( p_states->p_pic->p_data_orig );
283 free( p_states->p_pic );
285 if( p_state->psz_state ) free( p_state->psz_state );