* distort.c : Misc video effects plugin for vlc
*****************************************************************************
* Copyright (C) 2000, 2001 VideoLAN
- * $Id: distort.c,v 1.14 2002/06/01 12:31:59 sam Exp $
+ * $Id: distort.c,v 1.19 2002/07/31 20:56:51 sam Exp $
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
#define DISTORT_MODE_RIPPLE 2
/*****************************************************************************
- * Capabilities defined in the other files.
+ * Local prototypes
*****************************************************************************/
-static void vout_getfunctions( function_list_t * p_function_list );
+static int Create ( vlc_object_t * );
+static void Destroy ( vlc_object_t * );
+
+static int Init ( vout_thread_t * );
+static void End ( vout_thread_t * );
+static void Render ( vout_thread_t *, picture_t * );
+
+static void DistortWave ( vout_thread_t *, picture_t *, picture_t * );
+static void DistortRipple ( vout_thread_t *, picture_t *, picture_t * );
/*****************************************************************************
- * Build configuration tree.
+ * Module descriptor
*****************************************************************************/
-MODULE_CONFIG_START
-ADD_CATEGORY_HINT( N_("Miscellaneous"), NULL )
-ADD_STRING ( "distort-mode", "wave", NULL, N_("distort mode"),
- N_("one of \"wave\" and \"ripple\"") )
-MODULE_CONFIG_STOP
-
-MODULE_INIT_START
- SET_DESCRIPTION( _("miscellaneous video effects module") )
- /* Capability score set to 0 because we don't want to be spawned
- * as a video output unless explicitly requested to */
- ADD_CAPABILITY( VOUT, 0 )
- ADD_SHORTCUT( "distort" )
-MODULE_INIT_STOP
-
-MODULE_ACTIVATE_START
- vout_getfunctions( &p_module->p_functions->vout );
-MODULE_ACTIVATE_STOP
-
-MODULE_DEACTIVATE_START
-MODULE_DEACTIVATE_STOP
+#define MODE_TEXT N_("Distort mode")
+#define MODE_LONGTEXT N_("one of \"wave\" and \"ripple\"")
+
+static char *mode_list[] = { "wave", "ripple", NULL };
+
+vlc_module_begin();
+ add_category_hint( N_("Miscellaneous"), NULL );
+ add_string_from_list( "distort-mode", "wave", mode_list, NULL,
+ MODE_TEXT, MODE_LONGTEXT );
+ set_description( _("miscellaneous video effects module") );
+ set_capability( "video filter", 0 );
+ add_shortcut( "distort" );
+ set_callbacks( Create, Destroy );
+vlc_module_end();
/*****************************************************************************
* vout_sys_t: Distort video output method descriptor
* This structure is part of the video output thread descriptor.
* It describes the Distort specific properties of an output thread.
*****************************************************************************/
-struct vout_sys_s
+struct vout_sys_t
{
int i_mode;
vout_thread_t *p_vout;
};
/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int vout_Create ( vout_thread_t * );
-static int vout_Init ( vout_thread_t * );
-static void vout_End ( vout_thread_t * );
-static void vout_Destroy ( vout_thread_t * );
-static int vout_Manage ( vout_thread_t * );
-static void vout_Render ( vout_thread_t *, picture_t * );
-static void vout_Display ( vout_thread_t *, picture_t * );
-
-static void DistortWave ( vout_thread_t *, picture_t *, picture_t * );
-static void DistortRipple ( vout_thread_t *, picture_t *, picture_t * );
-
-/*****************************************************************************
- * Functions exported as capabilities. They are declared as static so that
- * we don't pollute the namespace too much.
- *****************************************************************************/
-static void vout_getfunctions( function_list_t * p_function_list )
-{
- p_function_list->functions.vout.pf_create = vout_Create;
- p_function_list->functions.vout.pf_init = vout_Init;
- p_function_list->functions.vout.pf_end = vout_End;
- p_function_list->functions.vout.pf_destroy = vout_Destroy;
- p_function_list->functions.vout.pf_manage = vout_Manage;
- p_function_list->functions.vout.pf_render = vout_Render;
- p_function_list->functions.vout.pf_display = vout_Display;
-}
-
-/*****************************************************************************
- * vout_Create: allocates Distort video thread output method
+ * Create: allocates Distort video thread output method
*****************************************************************************
* This function allocates and initializes a Distort vout method.
*****************************************************************************/
-static int vout_Create( vout_thread_t *p_vout )
+static int Create( vlc_object_t *p_this )
{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
char *psz_method, *psz_method_tmp;
/* Allocate structure */
msg_Err( p_vout, "out of memory" );
return( 1 );
}
+
+ p_vout->pf_init = Init;
+ p_vout->pf_end = End;
+ p_vout->pf_manage = NULL;
+ p_vout->pf_render = Render;
+ p_vout->pf_display = NULL;
+
p_vout->p_sys->i_mode = 0;
/* Look what method was requested from command line*/
if( !(psz_method = psz_method_tmp = config_GetPsz( p_vout, "filter" )) )
/* No method given in commandline. Look what method was
requested in configuration system */
if( !(psz_method = psz_method_tmp
- = config_GetPsz( p_vout, "distort_mode" )) )
+ = config_GetPsz( p_vout, "distort-mode" )) )
{
msg_Err( p_vout, "configuration variable %s empty, using 'wave'",
- "distort_mode" );
+ "distort-mode" );
p_vout->p_sys->i_mode = DISTORT_MODE_WAVE;
}
else {
}
/*****************************************************************************
- * vout_Init: initialize Distort video thread output method
+ * Init: initialize Distort video thread output method
*****************************************************************************/
-static int vout_Init( vout_thread_t *p_vout )
+static int Init( vout_thread_t *p_vout )
{
int i_index;
- char *psz_filter;
picture_t *p_pic;
I_OUTPUTPICTURES = 0;
p_vout->output.i_aspect = p_vout->render.i_aspect;
/* Try to open the real video output */
- psz_filter = config_GetPsz( p_vout, "filter" );
- config_PutPsz( p_vout, "filter", NULL );
-
msg_Dbg( p_vout, "spawning the real video output" );
p_vout->p_sys->p_vout =
- vout_CreateThread( p_vout->p_this,
+ vout_CreateThread( p_vout,
p_vout->render.i_width, p_vout->render.i_height,
p_vout->render.i_chroma, p_vout->render.i_aspect );
- config_PutPsz( p_vout, "filter", psz_filter );
- if( psz_filter ) free( psz_filter );
-
/* Everything failed */
if( p_vout->p_sys->p_vout == NULL )
{
}
/*****************************************************************************
- * vout_End: terminate Distort video thread output method
+ * End: terminate Distort video thread output method
*****************************************************************************/
-static void vout_End( vout_thread_t *p_vout )
+static void End( vout_thread_t *p_vout )
{
int i_index;
}
/*****************************************************************************
- * vout_Destroy: destroy Distort video thread output method
+ * Destroy: destroy Distort video thread output method
*****************************************************************************
* Terminate an output method created by DistortCreateOutputMethod
*****************************************************************************/
-static void vout_Destroy( vout_thread_t *p_vout )
+static void Destroy( vlc_object_t *p_this )
{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+
vout_DestroyThread( p_vout->p_sys->p_vout );
free( p_vout->p_sys );
}
/*****************************************************************************
- * vout_Manage: handle Distort events
- *****************************************************************************
- * This function should be called regularly by video output thread. It manages
- * console events. It returns a non null value on error.
- *****************************************************************************/
-static int vout_Manage( vout_thread_t *p_vout )
-{
- return( 0 );
-}
-
-/*****************************************************************************
- * vout_Render: displays previously rendered output
+ * Render: displays previously rendered output
*****************************************************************************
* This function send the currently rendered image to Distort image, waits
* until it is displayed and switch the two rendering buffers, preparing next
* frame.
*****************************************************************************/
-static void vout_Render( vout_thread_t *p_vout, picture_t *p_pic )
+static void Render( vout_thread_t *p_vout, picture_t *p_pic )
{
picture_t *p_outpic;
vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
}
-/*****************************************************************************
- * vout_Display: displays previously rendered output
- *****************************************************************************
- * This function send the currently rendered image to Invert image, waits
- * until it is displayed and switch the two rendering buffers, preparing next
- * frame.
- *****************************************************************************/
-static void vout_Display( vout_thread_t *p_vout, picture_t *p_pic )
-{
- ;
-}
-
/*****************************************************************************
* DistortWave: draw a wave effect on the picture
*****************************************************************************/
}
}
}
-