1 /*****************************************************************************
2 * input.c: Libvlc new API input management functions
3 *****************************************************************************
4 * Copyright (C) 2005 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.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 *****************************************************************************/
24 #include <libvlc_internal.h>
25 #include <vlc_demux.h>
26 #include <vlc/libvlc.h>
30 void libvlc_input_free( libvlc_input_t *p_input )
32 if( p_input ) free( p_input );
36 * Retrieve the input thread. Be sure to release the object
37 * once you are done with it.
39 input_thread_t *libvlc_get_input_thread( libvlc_input_t *p_input,
40 libvlc_exception_t *p_e )
42 input_thread_t *p_input_thread;
44 if( !p_input ) RAISENULL( "Input is NULL" );
46 p_input_thread = (input_thread_t*)vlc_object_get(
47 p_input->p_instance->p_libvlc_int,
48 p_input->i_input_id );
49 if( !p_input_thread ) RAISENULL( "Input does not exist" );
51 return p_input_thread;
56 /**************************************************************************
57 * Getters for stream information
58 **************************************************************************/
59 vlc_int64_t libvlc_input_get_length( libvlc_input_t *p_input,
60 libvlc_exception_t *p_e )
62 input_thread_t *p_input_thread;
65 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
66 if( libvlc_exception_raised( p_e ) ) return -1;
68 var_Get( p_input_thread, "length", &val );
69 vlc_object_release( p_input_thread );
71 return (val.i_time+500LL)/1000LL;
74 vlc_int64_t libvlc_input_get_time( libvlc_input_t *p_input,
75 libvlc_exception_t *p_e )
77 input_thread_t *p_input_thread;
80 p_input_thread = libvlc_get_input_thread ( p_input, p_e );
81 if( libvlc_exception_raised( p_e ) ) return -1;
83 var_Get( p_input_thread , "time", &val );
84 vlc_object_release( p_input_thread );
85 return (val.i_time+500LL)/1000LL;
88 void libvlc_input_set_time( libvlc_input_t *p_input, vlc_int64_t time,
89 libvlc_exception_t *p_e )
91 input_thread_t *p_input_thread;
94 p_input_thread = libvlc_get_input_thread ( p_input, p_e );
95 if( libvlc_exception_raised( p_e ) ) return;
97 value.i_time = time*1000LL;
98 var_Set( p_input_thread, "time", value );
99 vlc_object_release( p_input_thread );
102 void libvlc_input_set_position( libvlc_input_t *p_input, float position,
103 libvlc_exception_t *p_e )
105 input_thread_t *p_input_thread;
107 val.f_float = position;
109 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
110 if ( libvlc_exception_raised( p_e ) ) return;
112 var_Set( p_input_thread, "position", val );
113 vlc_object_release( p_input_thread );
116 float libvlc_input_get_position( libvlc_input_t *p_input,
117 libvlc_exception_t *p_e )
119 input_thread_t *p_input_thread;
122 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
123 if ( libvlc_exception_raised( p_e ) ) return -1.0;
125 var_Get( p_input_thread, "position", &val );
126 vlc_object_release( p_input_thread );
131 float libvlc_input_get_fps( libvlc_input_t *p_input,
132 libvlc_exception_t *p_e)
135 input_thread_t *p_input_thread;
137 p_input_thread = libvlc_get_input_thread ( p_input, p_e );
138 if ( libvlc_exception_raised( p_e ) ) return 0.0;
140 if( demux2_Control( p_input_thread->input.p_demux, DEMUX_GET_FPS, &f_fps )
143 vlc_object_release( p_input_thread );
148 vlc_object_release( p_input_thread );
153 vlc_bool_t libvlc_input_will_play( libvlc_input_t *p_input,
154 libvlc_exception_t *p_e)
156 input_thread_t *p_input_thread =
157 libvlc_get_input_thread ( p_input, p_e);
158 if ( libvlc_exception_raised( p_e ) ) return VLC_FALSE;
160 if ( !p_input_thread->b_die && !p_input_thread->b_dead )
162 vlc_object_release( p_input_thread );
165 vlc_object_release( p_input_thread );
169 void libvlc_input_set_rate( libvlc_input_t *p_input, float rate,
170 libvlc_exception_t *p_e )
172 input_thread_t *p_input_thread;
176 RAISEVOID( "Rate value is invalid" );
178 val.i_int = 1000.0f/rate;
180 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
181 if ( libvlc_exception_raised( p_e ) ) return;
183 var_Set( p_input_thread, "rate", val );
184 vlc_object_release( p_input_thread );
187 float libvlc_input_get_rate( libvlc_input_t *p_input,
188 libvlc_exception_t *p_e )
190 input_thread_t *p_input_thread;
193 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
194 if ( libvlc_exception_raised( p_e ) ) return -1.0;
196 var_Get( p_input_thread, "rate", &val );
197 vlc_object_release( p_input_thread );
199 return (float)1000.0f/val.i_int;
202 int libvlc_input_get_state( libvlc_input_t *p_input,
203 libvlc_exception_t *p_e )
205 input_thread_t *p_input_thread;
208 p_input_thread = libvlc_get_input_thread ( p_input, p_e);
209 if ( libvlc_exception_raised( p_e ) ) return 0;
211 var_Get( p_input_thread, "state", &val );
212 vlc_object_release( p_input_thread );