X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fcontrol%2Fgestures.c;h=df9f8079e1620183e660a5f3f1aac66d70f06b9d;hb=981577922c4384c7cd349217e49e75a658fd5882;hp=bbe1029b6abec66c41ef8e1cf1dd060e294704f0;hpb=59bd8e1485711d3f9eb1e927303f4d1ed9527a28;p=vlc diff --git a/modules/control/gestures.c b/modules/control/gestures.c index bbe1029b6a..df9f8079e1 100644 --- a/modules/control/gestures.c +++ b/modules/control/gestures.c @@ -1,16 +1,16 @@ /***************************************************************************** * gestures.c: control vlc with mouse gestures ***************************************************************************** - * Copyright (C) 2004 VideoLAN - * $Id: gestures.c,v 1.7 2004/01/25 16:17:03 anil Exp $ + * Copyright (C) 2004 the VideoLAN team + * $Id$ * - * Authors: Sigmund Augdal + * Authors: Sigmund Augdal Helberg * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -18,22 +18,27 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ -#include /* malloc(), free() */ -#include -#include -#include -#include -#include +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include +#include +#include +#include +#include +#include -#include "stream_control.h" -#include "input_ext-intf.h" +#ifdef HAVE_UNISTD_H +# include +#endif /***************************************************************************** * intf_sys_t: description and status of interface @@ -41,9 +46,8 @@ struct intf_sys_t { vlc_object_t * p_vout; - input_thread_t * p_input; - vlc_bool_t b_got_gesture; - vlc_bool_t b_button_pressed; + bool b_got_gesture; + bool b_button_pressed; int i_mouse_x, i_mouse_y; int i_last_x, i_last_y; unsigned int i_pattern; @@ -62,9 +66,10 @@ struct intf_sys_t #define NONE 0 #define GESTURE( a, b, c, d ) (a | ( b << 4 ) | ( c << 8 ) | ( d << 12 )) -int E_(Open) ( vlc_object_t * ); -void E_(Close) ( vlc_object_t * ); +int Open ( vlc_object_t * ); +void Close ( vlc_object_t * ); static int InitThread ( intf_thread_t *p_intf ); +static void EndThread ( intf_thread_t *p_intf ); static int MouseEvent ( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * ); @@ -76,31 +81,35 @@ static void RunIntf ( intf_thread_t *p_intf ); *****************************************************************************/ #define THRESHOLD_TEXT N_( "Motion threshold (10-100)" ) #define THRESHOLD_LONGTEXT N_( \ - "Amount of movement required for a mouse" \ - " gesture to be recorded." ) + "Amount of movement required for a mouse gesture to be recorded." ) #define BUTTON_TEXT N_( "Trigger button" ) #define BUTTON_LONGTEXT N_( \ - "You can set the trigger button for mouse gestures here." ) + "Trigger button for mouse gestures." ) -static char *button_list[] = { "left", "middle", "right" }; -static char *button_list_text[] = { N_("Left"), N_("Middle"), N_("Right") }; +static const char *const button_list[] = { "left", "middle", "right" }; +static const char *const button_list_text[] = + { N_("Left"), N_("Middle"), N_("Right") }; vlc_module_begin(); - add_integer( "gestures-threshold", 30, NULL, THRESHOLD_TEXT, THRESHOLD_LONGTEXT, VLC_TRUE ); + set_shortname( N_("Gestures")); + set_category( CAT_INTERFACE ); + set_subcategory( SUBCAT_INTERFACE_CONTROL ); + add_integer( "gestures-threshold", 30, NULL, + THRESHOLD_TEXT, THRESHOLD_LONGTEXT, true ); add_string( "gestures-button", "right", NULL, - BUTTON_TEXT, BUTTON_LONGTEXT, VLC_FALSE ); + BUTTON_TEXT, BUTTON_LONGTEXT, false ); change_string_list( button_list, button_list_text, 0 ); - set_description( _("Mouse gestures control interface") ); + set_description( N_("Mouse gestures control interface") ); set_capability( "interface", 0 ); - set_callbacks( E_(Open), E_(Close) ); + set_callbacks( Open, Close ); vlc_module_end(); /***************************************************************************** * OpenIntf: initialize interface *****************************************************************************/ -int E_(Open) ( vlc_object_t *p_this ) +int Open ( vlc_object_t *p_this ) { intf_thread_t *p_intf = (intf_thread_t *)p_this; @@ -123,11 +132,28 @@ static int gesture( int i_pattern, int i_num ) { return ( i_pattern >> ( i_num * 4 ) ) & 0xF; } - + +/***************************************************************************** + * input_from_playlist: don't forget to release the return value + * Also this function should really be available from core. + *****************************************************************************/ +static input_thread_t * input_from_playlist ( playlist_t *p_playlist ) +{ + input_thread_t * p_input; + + PL_LOCK; + p_input = p_playlist->p_input; + if( p_input ) + vlc_object_yield( p_input ); + PL_UNLOCK; + + return p_input; +} + /***************************************************************************** * CloseIntf: destroy dummy interface *****************************************************************************/ -void E_(Close) ( vlc_object_t *p_this ) +void Close ( vlc_object_t *p_this ) { intf_thread_t *p_intf = (intf_thread_t *)p_this; @@ -142,79 +168,259 @@ void E_(Close) ( vlc_object_t *p_this ) static void RunIntf( intf_thread_t *p_intf ) { playlist_t * p_playlist = NULL; + + vlc_mutex_lock( &p_intf->change_lock ); p_intf->p_sys->p_vout = NULL; + vlc_mutex_unlock( &p_intf->change_lock ); if( InitThread( p_intf ) < 0 ) { - msg_Err( p_intf, "can't initialize intf" ); + msg_Err( p_intf, "can't initialize interface thread" ); return; } - msg_Dbg( p_intf, "intf initialized" ); + msg_Dbg( p_intf, "interface thread initialized" ); /* Main loop */ - while( !p_intf->b_die ) + while( !intf_ShouldDie( p_intf ) ) { vlc_mutex_lock( &p_intf->change_lock ); - /* + /* * mouse cursor */ if( p_intf->p_sys->b_got_gesture ) { + vlc_value_t val; + int i_interval = 0; /* Do something */ + /* If you modify this, please try to follow this convention: + Start with LEFT, RIGHT for playback related commands + and UP, DOWN, for other commands */ switch( p_intf->p_sys->i_pattern ) { case LEFT: - p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, - FIND_ANYWHERE ); - if( p_playlist == NULL ) - { - break; + i_interval = config_GetInt( p_intf , "short-jump-size" ); + if ( i_interval > 0 ) { + val.i_time = ( (mtime_t)( -i_interval ) * 1000000L); + var_Set( p_intf, "time-offset", val ); } - - playlist_Prev( p_playlist ); - vlc_object_release( p_playlist ); + msg_Dbg(p_intf, "Go backward in the movie!"); break; case RIGHT: - p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, - FIND_ANYWHERE ); - if( p_playlist == NULL ) + i_interval = config_GetInt( p_intf , "short-jump-size" ); + if ( i_interval > 0 ) { + val.i_time = ( (mtime_t)( i_interval ) * 1000000L); + var_Set( p_intf, "time-offset", val ); + } + msg_Dbg(p_intf, "Go forward in the movie!"); + break; + case GESTURE(LEFT,UP,NONE,NONE): + /*FIXME BF*/ + msg_Dbg(p_intf, "Going slower."); + break; + case GESTURE(RIGHT,UP,NONE,NONE): + /*FIXME FF*/ + msg_Dbg(p_intf, "Going faster."); + break; + case GESTURE(LEFT,RIGHT,NONE,NONE): + case GESTURE(RIGHT,LEFT,NONE,NONE): { - break; + input_thread_t * p_input; + p_playlist = pl_Yield( p_intf ); + + p_input = input_from_playlist( p_playlist ); + vlc_object_release( p_playlist ); + + if( !p_input ) + break; + + val.i_int = PLAYING_S; + if( p_input ) + { + var_Get( p_input, "state", &val); + if( val.i_int == PAUSE_S ) + { + val.i_int = PLAYING_S; + } + else + { + val.i_int = PAUSE_S; + } + var_Set( p_input, "state", val); + } + msg_Dbg(p_intf, "Play/Pause"); + vlc_object_release( p_input ); } - + break; + case GESTURE(LEFT,DOWN,NONE,NONE): + p_playlist = pl_Yield( p_intf ); + + playlist_Prev( p_playlist ); + vlc_object_release( p_playlist ); + break; + case GESTURE(RIGHT,DOWN,NONE,NONE): + p_playlist = pl_Yield( p_intf ); + playlist_Next( p_playlist ); vlc_object_release( p_playlist ); break; + case UP: + { + audio_volume_t i_newvol; + aout_VolumeUp( p_intf, 1, &i_newvol ); + msg_Dbg(p_intf, "Louder"); + } + break; + case DOWN: + { + audio_volume_t i_newvol; + aout_VolumeDown( p_intf, 1, &i_newvol ); + msg_Dbg(p_intf, "Quieter"); + } + break; + case GESTURE(UP,DOWN,NONE,NONE): + case GESTURE(DOWN,UP,NONE,NONE): + { + audio_volume_t i_newvol = -1; + aout_VolumeMute( p_intf, &i_newvol ); + msg_Dbg(p_intf, "Mute sound"); + } + break; case GESTURE(UP,RIGHT,NONE,NONE): + { + input_thread_t * p_input; + vlc_value_t val, list, list2; + int i_count, i; + + p_playlist = pl_Yield( p_intf ); + + p_input = input_from_playlist( p_playlist ); + + vlc_object_release( p_playlist ); + + if( !p_input ) + break; + + var_Get( p_input, "audio-es", &val ); + var_Change( p_input, "audio-es", VLC_VAR_GETCHOICES, + &list, &list2 ); + i_count = list.p_list->i_count; + if( i_count <= 1 ) + { + vlc_object_release( p_input ); + break; + } + for( i = 0; i < i_count; i++ ) + { + if( val.i_int == list.p_list->p_values[i].i_int ) + { + break; + } + } + /* value of audio-es was not in choices list */ + if( i == i_count ) + { + msg_Warn( p_input, + "invalid current audio track, selecting 0" ); + var_Set( p_input, "audio-es", + list.p_list->p_values[0] ); + i = 0; + } + else if( i == i_count - 1 ) + { + var_Set( p_input, "audio-es", + list.p_list->p_values[1] ); + i = 1; + } + else + { + var_Set( p_input, "audio-es", + list.p_list->p_values[i+1] ); + i++; + } + vlc_object_release( p_input ); + } + break; + case GESTURE(DOWN,RIGHT,NONE,NONE): + { + input_thread_t * p_input; + vlc_value_t val, list, list2; + int i_count, i; + + p_playlist = pl_Yield( p_intf ); + + p_input = input_from_playlist( p_playlist ); + vlc_object_release( p_playlist ); + + if( !p_input ) + break; + + var_Get( p_input, "spu-es", &val ); + + var_Change( p_input, "spu-es", VLC_VAR_GETCHOICES, + &list, &list2 ); + i_count = list.p_list->i_count; + if( i_count <= 1 ) + { + vlc_object_release( p_input ); + break; + } + for( i = 0; i < i_count; i++ ) + { + if( val.i_int == list.p_list->p_values[i].i_int ) + { + break; + } + } + /* value of spu-es was not in choices list */ + if( i == i_count ) + { + msg_Warn( p_input, + "invalid current subtitle track, selecting 0" ); + var_Set( p_input, "spu-es", list.p_list->p_values[0] ); + i = 0; + } + else if( i == i_count - 1 ) + { + var_Set( p_input, "spu-es", list.p_list->p_values[0] ); + i = 0; + } + else + { + var_Set( p_input, "spu-es", + list.p_list->p_values[i+1] ); + i = i + 1; + } + vlc_object_release( p_input ); + } + break; + case GESTURE(UP,LEFT,NONE,NONE): if (p_intf->p_sys->p_vout ) { ((vout_thread_t *)p_intf->p_sys->p_vout)->i_changes |= VOUT_FULLSCREEN_CHANGE; } break; - case GESTURE(DOWN,RIGHT,NONE,NONE): + case GESTURE(DOWN,LEFT,NONE,NONE): /* FIXME: Should close the vout!"*/ - p_intf->p_vlc->b_die = VLC_TRUE; + vlc_object_kill( p_intf->p_libvlc ); break; case GESTURE(DOWN,LEFT,UP,RIGHT): - msg_Dbg(p_intf, "a square!" ); + case GESTURE(UP,RIGHT,DOWN,LEFT): + msg_Dbg(p_intf, "a square was drawn!" ); break; default: break; } p_intf->p_sys->i_num_gestures = 0; p_intf->p_sys->i_pattern = 0; - p_intf->p_sys->b_got_gesture = VLC_FALSE; + p_intf->p_sys->b_got_gesture = false; } - - - vlc_mutex_unlock( &p_intf->change_lock ); - /* + /* * video output */ - if( p_intf->p_sys->p_vout && p_intf->p_sys->p_vout->b_die ) + if( p_intf->p_sys->p_vout && !vlc_object_alive (p_intf->p_sys->p_vout) ) { var_DelCallback( p_intf->p_sys->p_vout, "mouse-moved", MouseEvent, p_intf ); @@ -237,18 +443,13 @@ static void RunIntf( intf_thread_t *p_intf ) } } + vlc_mutex_unlock( &p_intf->change_lock ); + /* Wait a bit */ msleep( INTF_IDLE_SLEEP ); } - if( p_intf->p_sys->p_vout ) - { - var_DelCallback( p_intf->p_sys->p_vout, "mouse-moved", - MouseEvent, p_intf ); - var_DelCallback( p_intf->p_sys->p_vout, "mouse-button-down", - MouseEvent, p_intf ); - vlc_object_release( p_intf->p_sys->p_vout ); - } + EndThread( p_intf ); } /***************************************************************************** @@ -258,18 +459,19 @@ static int InitThread( intf_thread_t * p_intf ) { char *psz_button; /* we might need some locking here */ - if( !p_intf->b_die ) + if( !intf_ShouldDie( p_intf ) ) { - input_thread_t * p_input; - - p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT, FIND_PARENT ); - + /* p_intf->change_lock locking strategy: + * - Every access to p_intf->p_sys are locked threw p_intf->change_lock + * - make sure there won't be cross increment/decrement ref count + * of p_intf->p_sys members p_intf->change_lock should be locked + * during those operations */ vlc_mutex_lock( &p_intf->change_lock ); - p_intf->p_sys->p_input = p_input; - p_intf->p_sys->b_got_gesture = VLC_FALSE; - p_intf->p_sys->b_button_pressed = VLC_FALSE; - p_intf->p_sys->i_threshold = config_GetInt( p_intf, "gestures-threshold" ); + p_intf->p_sys->b_got_gesture = false; + p_intf->p_sys->b_button_pressed = false; + p_intf->p_sys->i_threshold = + config_GetInt( p_intf, "gestures-threshold" ); psz_button = config_GetPsz( p_intf, "gestures-button" ); if ( !strcmp( psz_button, "left" ) ) { @@ -283,6 +485,7 @@ static int InitThread( intf_thread_t * p_intf ) { p_intf->p_sys->i_button_mask = 4; } + free( psz_button ); p_intf->p_sys->i_pattern = 0; p_intf->p_sys->i_num_gestures = 0; @@ -296,25 +499,49 @@ static int InitThread( intf_thread_t * p_intf ) } } +/***************************************************************************** + * EndThread: + *****************************************************************************/ +static void EndThread( intf_thread_t * p_intf ) +{ + vlc_mutex_lock( &p_intf->change_lock ); + + if( p_intf->p_sys->p_vout ) + { + var_DelCallback( p_intf->p_sys->p_vout, "mouse-moved", + MouseEvent, p_intf ); + var_DelCallback( p_intf->p_sys->p_vout, "mouse-button-down", + MouseEvent, p_intf ); + vlc_object_release( p_intf->p_sys->p_vout ); + } + + vlc_mutex_unlock( &p_intf->change_lock ); +} + /***************************************************************************** * MouseEvent: callback for mouse events *****************************************************************************/ static int MouseEvent( vlc_object_t *p_this, char const *psz_var, vlc_value_t oldval, vlc_value_t newval, void *p_data ) { + VLC_UNUSED(p_this); VLC_UNUSED(oldval); vlc_value_t val; int pattern = 0; - + signed int i_horizontal, i_vertical; intf_thread_t *p_intf = (intf_thread_t *)p_data; + vlc_mutex_lock( &p_intf->change_lock ); + /* don't process new gestures before the last events are processed */ - if( p_intf->p_sys->b_got_gesture ) { + if( p_intf->p_sys->b_got_gesture ) + { + vlc_mutex_unlock( &p_intf->change_lock ); return VLC_SUCCESS; } - vlc_mutex_lock( &p_intf->change_lock ); - if( !strcmp(psz_var, "mouse-moved" ) && p_intf->p_sys->b_button_pressed ) { + if( !strcmp(psz_var, "mouse-moved" ) && p_intf->p_sys->b_button_pressed ) + { var_Get( p_intf->p_sys->p_vout, "mouse-x", &val ); p_intf->p_sys->i_mouse_x = val.i_int; var_Get( p_intf->p_sys->p_vout, "mouse-y", &val ); @@ -325,53 +552,57 @@ static int MouseEvent( vlc_object_t *p_this, char const *psz_var, i_vertical = p_intf->p_sys->i_mouse_y - p_intf->p_sys->i_last_y; i_vertical = i_vertical / p_intf->p_sys->i_threshold; - - if ( i_horizontal < 0 ) + + if( i_horizontal < 0 ) { - msg_Dbg( p_intf, "left gesture(%d)", i_horizontal ); + msg_Dbg( p_intf, "left gesture (%d)", i_horizontal ); pattern = LEFT; } - else if ( i_horizontal > 0 ) + else if( i_horizontal > 0 ) { - msg_Dbg( p_intf, "right gesture(%d)", i_horizontal ); + msg_Dbg( p_intf, "right gesture (%d)", i_horizontal ); pattern = RIGHT; } - if ( i_vertical < 0 ) + if( i_vertical < 0 ) { - msg_Dbg( p_intf, "up gesture(%d)", i_vertical ); + msg_Dbg( p_intf, "up gesture (%d)", i_vertical ); pattern = UP; } - else if ( i_vertical > 0 ) + else if( i_vertical > 0 ) { - msg_Dbg( p_intf, "down gesture(%d)", i_vertical ); + msg_Dbg( p_intf, "down gesture (%d)", i_vertical ); pattern = DOWN; } - if (pattern ) + if( pattern ) { p_intf->p_sys->i_last_y = p_intf->p_sys->i_mouse_y; p_intf->p_sys->i_last_x = p_intf->p_sys->i_mouse_x; - if( gesture(p_intf->p_sys->i_pattern, p_intf->p_sys->i_num_gestures - 1 ) != pattern ) + if( gesture( p_intf->p_sys->i_pattern, + p_intf->p_sys->i_num_gestures - 1 ) != pattern ) { - p_intf->p_sys->i_pattern |= pattern << ( p_intf->p_sys->i_num_gestures * 4 ); + p_intf->p_sys->i_pattern |= + pattern << ( p_intf->p_sys->i_num_gestures * 4 ); p_intf->p_sys->i_num_gestures++; } } } - if( !strcmp( psz_var, "mouse-button-down" ) && newval.i_int & p_intf->p_sys->i_button_mask + if( !strcmp( psz_var, "mouse-button-down" ) + && newval.i_int & p_intf->p_sys->i_button_mask && !p_intf->p_sys->b_button_pressed ) { - p_intf->p_sys->b_button_pressed = VLC_TRUE; + p_intf->p_sys->b_button_pressed = true; var_Get( p_intf->p_sys->p_vout, "mouse-x", &val ); p_intf->p_sys->i_last_x = val.i_int; var_Get( p_intf->p_sys->p_vout, "mouse-y", &val ); p_intf->p_sys->i_last_y = val.i_int; } - if( !strcmp( psz_var, "mouse-button-down" ) && !( newval.i_int & p_intf->p_sys->i_button_mask ) + if( !strcmp( psz_var, "mouse-button-down" ) + && !( newval.i_int & p_intf->p_sys->i_button_mask ) && p_intf->p_sys->b_button_pressed ) { - p_intf->p_sys->b_button_pressed = VLC_FALSE; - p_intf->p_sys->b_got_gesture = VLC_TRUE; + p_intf->p_sys->b_button_pressed = false; + p_intf->p_sys->b_got_gesture = true; } vlc_mutex_unlock( &p_intf->change_lock );