1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2003 the VideoLAN team
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
8 * Olivier Teulière <ipkiss@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License along
21 * with this program; if not, write to the Free Software Foundation, Inc.,
22 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
30 #include <vlc_common.h>
31 #include <vlc_input.h>
33 #include "../vars/equalizer.hpp"
34 #include "../vars/playtree.hpp"
35 #include "../vars/time.hpp"
36 #include "../vars/volume.hpp"
37 #include "../utils/position.hpp"
38 #include "../utils/var_text.hpp"
39 #include "../commands/cmd_generic.hpp"
40 #include "../controls/ctrl_video.hpp"
44 struct aout_instance_t;
48 /// Singleton object handling VLC internal state and playlist
49 class VlcProc: public SkinObject
52 /// Get the instance of VlcProc
53 /// Returns NULL if the initialization of the object failed
54 static VlcProc *instance( intf_thread_t *pIntf );
56 /// Delete the instance of VlcProc
57 static void destroy( intf_thread_t *pIntf );
59 /// Getter for the playtree variable
60 Playtree &getPlaytreeVar() { return *((Playtree*)m_cPlaytree.get()); }
62 /// Getter for the time variable
63 StreamTime &getTimeVar() { return *((StreamTime*)(m_cVarTime.get())); }
65 /// Getter for the volume variable
66 Volume &getVolumeVar() { return *((Volume*)(m_cVarVolume.get())); }
68 /// Getter for the stream name variable
69 VarText &getStreamNameVar()
70 { return *((VarText*)(m_cVarStreamName.get())); }
72 /// Getter for the stream URI variable
73 VarText &getStreamURIVar()
74 { return *((VarText*)(m_cVarStreamURI.get())); }
76 /// Getter for the stream bitrate variable
77 VarText &getStreamBitRateVar()
78 { return *((VarText*)(m_cVarStreamBitRate.get())); }
80 /// Getter for the stream sample rate variable
81 VarText &getStreamSampleRateVar()
82 { return *((VarText*)(m_cVarStreamSampleRate.get())); }
84 /// Getter for the vout size variable
85 VarBox &getVoutSizeVar() { return m_varVoutSize; }
87 /// Indicate whether the embedded video output is currently used
88 bool isVoutUsed() const { return m_pVout != NULL; }
91 void update_equalizer( );
93 void on_item_current_changed( vlc_object_t* p_obj, vlc_value_t newVal );
94 void on_intf_event_changed( vlc_object_t* p_obj, vlc_value_t newVal );
95 void on_bit_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal );
96 void on_sample_rate_changed( vlc_object_t* p_obj, vlc_value_t newVal );
97 void on_can_record_changed( vlc_object_t* p_obj, vlc_value_t newVal );
99 void on_random_changed( vlc_object_t* p_obj, vlc_value_t newVal );
100 void on_loop_changed( vlc_object_t* p_obj, vlc_value_t newVal );
101 void on_repeat_changed( vlc_object_t* p_obj, vlc_value_t newVal );
103 void on_volume_changed( vlc_object_t* p_obj, vlc_value_t newVal );
104 void on_audio_filter_changed( vlc_object_t* p_obj, vlc_value_t newVal );
107 // Protected because it is a singleton
108 VlcProc( intf_thread_t *pIntf );
112 /// Timer to call manage() regularly (via doManage())
114 /// Playtree variable
115 VariablePtr m_cPlaytree;
116 VariablePtr m_cVarRandom;
117 VariablePtr m_cVarLoop;
118 VariablePtr m_cVarRepeat;
119 /// Variable for current position of the stream
120 VariablePtr m_cVarTime;
121 /// Variable for audio volume
122 VariablePtr m_cVarVolume;
123 /// Variable for current stream properties
124 VariablePtr m_cVarStreamName;
125 VariablePtr m_cVarStreamURI;
126 VariablePtr m_cVarStreamBitRate;
127 VariablePtr m_cVarStreamSampleRate;
128 /// Variable for the "mute" state
129 VariablePtr m_cVarMute;
130 /// Variables related to the input
131 VariablePtr m_cVarPlaying;
132 VariablePtr m_cVarStopped;
133 VariablePtr m_cVarPaused;
134 VariablePtr m_cVarSeekable;
135 VariablePtr m_cVarRecordable;
136 VariablePtr m_cVarRecording;
137 /// Variables related to the vout
138 VariablePtr m_cVarFullscreen;
139 VarBox m_varVoutSize;
140 VariablePtr m_cVarHasVout;
141 /// Variables related to audio
142 VariablePtr m_cVarHasAudio;
143 /// Equalizer variables
144 EqualizerBands m_varEqBands;
145 VariablePtr m_cVarEqPreamp;
146 VariablePtr m_cVarEqualizer;
147 /// Variable for DVD detection
148 VariablePtr m_cVarDvdActive;
151 vout_thread_t *m_pVout;
153 aout_instance_t *m_pAout;
154 bool m_bEqualizer_started;
157 * Poll VLC internals to update the status (volume, current time in
158 * the stream, current filename, play/pause/stop status, ...)
159 * This function should be called regurlarly, since there is no
160 * callback mechanism (yet?) to automatically update a variable when
161 * the internal status changes
165 // reset variables when input is over
168 // init variables (libvlc and playlist levels)
169 void init_variables();
171 /// Define the command that calls manage()
172 DEFINE_CALLBACK( VlcProc, Manage );
174 /// Update the stream name variable
175 void updateStreamName();
177 /// Callback for intf-change variable
178 static int onIntfChange( vlc_object_t *pObj, const char *pVariable,
179 vlc_value_t oldVal, vlc_value_t newVal,
182 /// Callback for intf-show variable
183 static int onIntfShow( vlc_object_t *pObj, const char *pVariable,
184 vlc_value_t oldVal, vlc_value_t newVal,
187 /// Callback for input-current variable
188 static int onInputNew( vlc_object_t *pObj, const char *pVariable,
189 vlc_value_t oldVal, vlc_value_t newVal,
192 /// Callback for item-change variable
193 static int onItemChange( vlc_object_t *pObj, const char *pVariable,
194 vlc_value_t oldVal, vlc_value_t newVal,
197 /// Callback for item-change variable
198 static int onItemAppend( vlc_object_t *pObj, const char *pVariable,
199 vlc_value_t oldVal, vlc_value_t newVal,
202 /// Callback for item-change variable
203 static int onItemDelete( vlc_object_t *pObj, const char *pVariable,
204 vlc_value_t oldVal, vlc_value_t newVal,
207 /// Callback for skins2-to-load variable
208 static int onSkinToLoad( vlc_object_t *pObj, const char *pVariable,
209 vlc_value_t oldVal, vlc_value_t newVal,
212 static int onInteraction( vlc_object_t *pObj, const char *pVariable,
213 vlc_value_t oldVal, vlc_value_t newVal,
216 static int onEqBandsChange( vlc_object_t *pObj, const char *pVariable,
217 vlc_value_t oldVal, vlc_value_t newVal,
220 static int onEqPreampChange( vlc_object_t *pObj, const char *pVariable,
221 vlc_value_t oldVal, vlc_value_t newVal,
225 static int onGenericCallback( vlc_object_t *pObj, const char *pVariable,
226 vlc_value_t oldVal, vlc_value_t newVal,