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 *****************************************************************************/
34 #include <vlc_config.h>
37 #include <vlc_image.h>
39 #include <vlc_charset.h>
45 /*****************************************************************************
47 *****************************************************************************/
49 /*****************************************************************************
50 * Create a new Menu structure
51 *****************************************************************************/
52 osd_menu_t *osd_MenuNew( osd_menu_t *p_menu, const char *psz_path,
55 if( !p_menu ) return NULL;
57 p_menu->p_state = (osd_menu_state_t *) malloc( sizeof( osd_menu_state_t ) );
58 if( !p_menu->p_state )
60 msg_Err( p_menu, "Memory allocation for OSD Menu state failed" );
64 memset(p_menu->p_state, 0, sizeof(osd_menu_state_t));
65 if( psz_path != NULL )
66 p_menu->psz_path = strdup( psz_path );
68 p_menu->psz_path = NULL;
72 p_menu->i_style = OSD_MENU_STYLE_SIMPLE;
77 /*****************************************************************************
79 *****************************************************************************/
80 void osd_MenuFree( osd_menu_t *p_menu )
82 msg_Dbg( p_menu, "freeing menu" );
83 osd_ButtonFree( p_menu, p_menu->p_button );
85 if( p_menu->psz_path ) free( p_menu->psz_path );
86 if( p_menu->p_state ) free( p_menu->p_state );
88 p_menu->p_button = NULL;
89 p_menu->p_last_button = NULL;
90 p_menu->psz_path = NULL;
91 p_menu->p_state = NULL;
94 /*****************************************************************************
96 *****************************************************************************/
97 osd_button_t *osd_ButtonNew( const char *psz_action, int i_x, int i_y )
99 osd_button_t *p_button = NULL;
100 p_button = (osd_button_t*) malloc( sizeof(osd_button_t) );
104 memset( p_button, 0, sizeof(osd_button_t) );
105 p_button->psz_action = strdup(psz_action);
106 p_button->psz_action_down = NULL;
107 p_button->p_feedback = NULL;
114 /*****************************************************************************
116 *****************************************************************************/
117 void osd_ButtonFree( osd_menu_t *p_menu, osd_button_t *p_button )
119 osd_button_t *p_current = p_button;
120 osd_button_t *p_next = NULL;
121 osd_button_t *p_prev = NULL;
123 /* First walk to the end. */
124 while( p_current->p_next )
126 p_next = p_current->p_next;
129 /* Then free end first and walk to the start. */
130 while( p_current->p_prev )
132 msg_Dbg( p_menu, "+ freeing button %s [%p]",
133 p_current->psz_action, p_current );
134 p_prev = p_current->p_prev;
136 if( p_current->p_next )
138 if( p_current->p_next->psz_name )
139 free( p_current->p_next->psz_name );
140 if( p_current->p_next->psz_action )
141 free( p_current->p_next->psz_action );
142 if( p_current->p_next->psz_action_down )
143 free( p_current->p_next->psz_action_down );
144 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
145 free( p_current->p_feedback->p_data_orig );
146 if( p_current->p_feedback )
147 free( p_current->p_feedback );
149 p_current->p_feedback = NULL;
151 /* Free all states first */
152 if( p_current->p_next->p_states )
153 osd_StatesFree( p_menu, p_current->p_next->p_states );
155 free( p_current->p_next );
156 p_current->p_next = NULL;
159 if( p_current->p_up )
161 if( p_current->p_up->psz_name )
162 free( p_current->p_up->psz_name );
163 if( p_current->p_up->psz_action )
164 free( p_current->p_up->psz_action );
165 if( p_current->p_up->psz_action_down )
166 free( p_current->p_up->psz_action_down );
167 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
168 free( p_current->p_feedback->p_data_orig );
169 if( p_current->p_feedback )
170 free( p_current->p_feedback );
172 p_current->p_feedback = NULL;
174 /* Free all states first */
175 if( p_current->p_up->p_states )
176 osd_StatesFree( p_menu, p_current->p_up->p_states );
177 free( p_current->p_up );
178 p_current->p_up = NULL;
181 /* Free the last one. */
184 msg_Dbg( p_menu, "+ freeing button %s [%p]",
185 p_button->psz_action, p_button );
186 if( p_button->psz_name ) free( p_button->psz_name );
187 if( p_button->psz_action ) free( p_button->psz_action );
188 if( p_button->psz_action_down ) free( p_button->psz_action_down );
189 if( p_current->p_feedback && p_current->p_feedback->p_data_orig )
190 free( p_current->p_feedback->p_data_orig );
191 if( p_current->p_feedback )
192 free( p_current->p_feedback );
193 p_current->p_feedback = NULL;
195 if( p_button->p_states )
196 osd_StatesFree( p_menu, p_button->p_states );
203 /*****************************************************************************
204 * Create a new state image
205 *****************************************************************************/
206 osd_state_t *osd_StateNew( osd_menu_t *p_menu, const char *psz_file,
207 const char *psz_state )
209 osd_state_t *p_state = NULL;
210 video_format_t fmt_in, fmt_out;
212 p_state = (osd_state_t*) malloc( sizeof(osd_state_t) );
216 memset( p_state, 0, sizeof(osd_state_t) );
217 memset( &fmt_in, 0, sizeof(video_format_t) );
218 memset( &fmt_out, 0, sizeof(video_format_t) );
220 fmt_out.i_chroma = VLC_FOURCC('Y','U','V','A');
221 if( p_menu->p_image )
223 p_state->p_pic = image_ReadUrl( p_menu->p_image, psz_file,
226 p_state->i_width = p_state->p_pic->p[Y_PLANE].i_visible_pitch;
227 p_state->i_height = p_state->p_pic->p[Y_PLANE].i_visible_lines;
232 p_state->psz_state = strdup( psz_state );
233 if( strncmp( ppsz_button_states[0], psz_state,
234 strlen(ppsz_button_states[0]) ) == 0 )
235 p_state->i_state = OSD_BUTTON_UNSELECT;
236 else if( strncmp( ppsz_button_states[1], psz_state,
237 strlen(ppsz_button_states[1]) ) == 0 )
238 p_state->i_state = OSD_BUTTON_SELECT;
239 else if( strncmp( ppsz_button_states[2], psz_state,
240 strlen(ppsz_button_states[2]) ) == 0 )
241 p_state->i_state = OSD_BUTTON_PRESSED;
246 /*****************************************************************************
248 *****************************************************************************/
249 void osd_StatesFree( osd_menu_t *p_menu, osd_state_t *p_states )
251 osd_state_t *p_state = p_states;
252 osd_state_t *p_next = NULL;
253 osd_state_t *p_prev = NULL;
255 while( p_state->p_next )
257 p_next = p_state->p_next;
260 /* Then free end first and walk to the start. */
261 while( p_state->p_prev )
263 msg_Dbg( p_menu, " |- freeing state %s [%p]",
264 p_state->psz_state, p_state );
265 p_prev = p_state->p_prev;
267 if( p_state->p_next )
269 if( p_state->p_next->p_pic )
271 if( p_state->p_next->p_pic->p_data_orig )
272 free( p_state->p_next->p_pic->p_data_orig );
273 free( p_state->p_next->p_pic );
275 if( p_state->p_next->psz_state )
276 free( p_state->p_next->psz_state );
277 free( p_state->p_next );
278 p_state->p_next = NULL;
281 /* Free the last one. */
284 msg_Dbg( p_menu, " |- freeing state %s [%p]",
285 p_state->psz_state, p_states );
286 if( p_states->p_pic )
288 if( p_states->p_pic->p_data_orig )
289 free( p_states->p_pic->p_data_orig );
290 free( p_states->p_pic );
292 if( p_state->psz_state ) free( p_state->psz_state );