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vlc-1.1
Commit 048e2d91 authored by Laurent Aimar's avatar Laurent Aimar
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Convert puzzle to "video filter2".

parent 1d2ada11
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Showing with 292 additions and 358 deletions
modules/video_filter/puzzle.c
View file @ 048e2d91
/*****************************************************************************
* puzzle.c : Puzzle game
*****************************************************************************
* Copyright (C) 2005-2006 the VideoLAN team
* Copyright (C) 2005-2009 the VideoLAN team
* $Id$
*
* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
......@@ -28,38 +28,17 @@
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <math.h>
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_vout.h>
#include <math.h>
#include "filter_common.h"
#include "vlc_image.h"
#include "vlc_input.h"
#include "vlc_playlist.h"
/*****************************************************************************
* Local prototypes
*****************************************************************************/
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 * );
#include <vlc_filter.h>
static int MouseEvent ( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
static int PuzzleCallback( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
#include "filter_picture.h"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define ROWS_TEXT N_("Number of puzzle rows")
#define ROWS_LONGTEXT N_("Number of puzzle rows")
#define COLS_TEXT N_("Number of puzzle columns")
......@@ -69,10 +48,13 @@ static int PuzzleCallback( vlc_object_t *, char const *,
#define CFG_PREFIX "puzzle-"
vlc_module_begin ()
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
vlc_module_begin()
set_description( N_("Puzzle interactive game video filter") )
set_shortname( N_( "Puzzle" ))
set_capability( "video filter", 0 )
set_capability( "video filter2", 0 )
set_category( CAT_VIDEO )
set_subcategory( SUBCAT_VIDEO_VFILTER )
......@@ -83,208 +65,45 @@ vlc_module_begin ()
add_bool( CFG_PREFIX "black-slot", 0, NULL,
BLACKSLOT_TEXT, BLACKSLOT_LONGTEXT, false )
set_callbacks( Create, Destroy )
vlc_module_end ()
set_callbacks( Open, Close )
vlc_module_end()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static const char *const ppsz_filter_options[] = {
"rows", "cols", "black-slot", NULL
};
/*****************************************************************************
* vout_sys_t: Magnify video output method descriptor
*****************************************************************************/
struct vout_sys_t
{
vout_thread_t *p_vout;
static picture_t *Filter( filter_t *, picture_t * );
static int Mouse( filter_t *, vlc_mouse_t *, const vlc_mouse_t *, const vlc_mouse_t * );
image_handler_t *p_image;
static bool IsFinished( filter_sys_t * );
static void Shuffle( filter_sys_t * );
static int PuzzleCallback( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
struct filter_sys_t
{
/* */
int i_cols;
int i_rows;
bool b_blackslot;
int *pi_order;
int i_selected;
bool b_finished;
bool b_blackslot;
};
/*****************************************************************************
* Control: control facility for the vout (forwards to child vout)
*****************************************************************************/
static int Control( vout_thread_t *p_vout, int i_query, va_list args )
{
return vout_vaControl( p_vout->p_sys->p_vout, i_query, args );
}
/*****************************************************************************
* Misc stuff...
*****************************************************************************/
static bool finished( vout_sys_t *p_sys )
{
int i;
for( i = 0; i < p_sys->i_cols * p_sys->i_rows; i++ )
{
if( i != p_sys->pi_order[i] ) return false;
}
return true;
}
static bool is_valid( vout_sys_t *p_sys )
{
int i, j, d=0;
if( p_sys->b_blackslot == false ) return true;
for( i = 0; i < p_sys->i_cols * p_sys->i_rows; i++ )
{
if( p_sys->pi_order[i] == p_sys->i_cols * p_sys->i_rows - 1 )
{
d += i / p_sys->i_cols + 1;
continue;
}
for( j = i+1; j < p_sys->i_cols * p_sys->i_rows; j++ )
{
if( p_sys->pi_order[j] == p_sys->i_cols * p_sys->i_rows - 1 )
continue;
if( p_sys->pi_order[i] > p_sys->pi_order[j] ) d++;
}
}
if( d%2!=0 ) return false;
else return true;
}
static void shuffle( vout_sys_t *p_sys )
{
int i, c;
free( p_sys->pi_order );
p_sys->pi_order = malloc( p_sys->i_cols * p_sys->i_rows * sizeof( int ) );
do
{
for( i = 0; i < p_sys->i_cols * p_sys->i_rows; i++ )
{
p_sys->pi_order[i] = -1;
}
i = 0;
for( c = 0; c < p_sys->i_cols * p_sys->i_rows; )
{
i = rand()%( p_sys->i_cols * p_sys->i_rows );
if( p_sys->pi_order[i] == -1 )
{
p_sys->pi_order[i] = c;
c++;
}
}
p_sys->b_finished = finished( p_sys );
} while( p_sys->b_finished == true
|| is_valid( p_sys ) == false );
if( p_sys->b_blackslot == true )
{
for( i = 0; i < p_sys->i_cols * p_sys->i_rows; i++ )
{
if( p_sys->pi_order[i] ==
p_sys->i_cols * p_sys->i_rows - 1 )
{
p_sys->i_selected = i;
break;
}
}
}
else
/* */
vlc_mutex_t lock;
bool b_change;
struct
{
p_sys->i_selected = -1;
}
}
/*****************************************************************************
* Create: allocates Magnify video thread output method
*****************************************************************************/
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
/* Allocate structure */
p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
if( p_vout->p_sys == NULL )
return VLC_ENOMEM;
p_vout->p_sys->p_image = image_HandlerCreate( p_vout );
config_ChainParse( p_vout, CFG_PREFIX, ppsz_filter_options,
p_vout->p_cfg );
p_vout->p_sys->i_rows =
var_CreateGetIntegerCommand( p_vout, CFG_PREFIX "rows" );
p_vout->p_sys->i_cols =
var_CreateGetIntegerCommand( p_vout, CFG_PREFIX "cols" );
p_vout->p_sys->b_blackslot =
var_CreateGetBoolCommand( p_vout, CFG_PREFIX "black-slot" );
var_AddCallback( p_vout, CFG_PREFIX "rows",
PuzzleCallback, p_vout->p_sys );
var_AddCallback( p_vout, CFG_PREFIX "cols",
PuzzleCallback, p_vout->p_sys );
var_AddCallback( p_vout, CFG_PREFIX "black-slot",
PuzzleCallback, p_vout->p_sys );
p_vout->p_sys->pi_order = NULL;
shuffle( p_vout->p_sys );
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->pf_control = Control;
return VLC_SUCCESS;
}
/*****************************************************************************
* Init: initialize Magnify video thread output method
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
video_format_t fmt;
memset( &fmt, 0, sizeof( video_format_t ) );
I_OUTPUTPICTURES = 0;
/* Initialize the output structure */
p_vout->output.i_chroma = p_vout->render.i_chroma;
p_vout->output.i_width = p_vout->render.i_width;
p_vout->output.i_height = p_vout->render.i_height;
p_vout->output.i_aspect = p_vout->render.i_aspect;
p_vout->fmt_out = p_vout->fmt_in;
fmt = p_vout->fmt_out;
/* Try to open the real video output */
msg_Dbg( p_vout, "spawning the real video output" );
p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
/* Everything failed */
if( p_vout->p_sys->p_vout == NULL )
{
msg_Err( p_vout, "cannot open vout, aborting" );
return VLC_EGENERIC;
}
vout_filter_AllocateDirectBuffers( p_vout, VOUT_MAX_PICTURES );
vout_filter_AddChild( p_vout, p_vout->p_sys->p_vout, MouseEvent );
return VLC_SUCCESS;
}
/*****************************************************************************
* End: terminate Magnify video thread output method
*****************************************************************************/
static void End( vout_thread_t *p_vout )
{
vout_sys_t *p_sys = p_vout->p_sys;
vout_filter_DelChild( p_vout, p_sys->p_vout, MouseEvent );
vout_CloseAndRelease( p_sys->p_vout );
vout_filter_ReleaseDirectBuffers( p_vout );
}
int i_cols;
int i_rows;
bool b_blackslot;
} change;
};
#define SHUFFLE_WIDTH 81
#define SHUFFLE_HEIGHT 13
......@@ -302,109 +121,155 @@ static const char *shuffle_button[] =
"...... ...... .... ...... .... ....... ......... ........ ...... .......",
". .... ...... .... ...... ... ....... ......... ........ ....... .... .",
".. ....... .... ....... . ....... ......... ........ ........ ..",
"................................................................................."};
"................................................................................."
};
/*****************************************************************************
* Destroy: destroy Magnify video thread output method
*****************************************************************************/
static void Destroy( vlc_object_t *p_this )
/**
* Open the filter
*/
static int Open( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
filter_t *p_filter = (filter_t *)p_this;
filter_sys_t *p_sys;
/* */
if( memcmp( &p_filter->fmt_in, &p_filter->fmt_out, sizeof(p_filter->fmt_in) ) )
{
msg_Err( p_filter, "Input and output format does not match" );
return VLC_EGENERIC;
}
/* Allocate structure */
p_filter->p_sys = p_sys = malloc( sizeof( *p_sys ) );
if( !p_sys )
return VLC_ENOMEM;
config_ChainParse( p_filter, CFG_PREFIX, ppsz_filter_options,
p_filter->p_cfg );
p_sys->pi_order = NULL;
vlc_mutex_init( &p_sys->lock );
p_sys->change.i_rows =
var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "rows" );
p_sys->change.i_cols =
var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "cols" );
p_sys->change.b_blackslot =
var_CreateGetBoolCommand( p_filter, CFG_PREFIX "black-slot" );
p_sys->b_change = true;
image_HandlerDelete( p_vout->p_sys->p_image );
free( p_vout->p_sys->pi_order );
var_AddCallback( p_filter, CFG_PREFIX "rows", PuzzleCallback, p_sys );
var_AddCallback( p_filter, CFG_PREFIX "cols", PuzzleCallback, p_sys );
var_AddCallback( p_filter, CFG_PREFIX "black-slot", PuzzleCallback, p_sys );
free( p_vout->p_sys );
p_filter->pf_video_filter = Filter;
p_filter->pf_mouse = Mouse;
return VLC_SUCCESS;
}
/*****************************************************************************
* Render: displays previously rendered output
*****************************************************************************/
static void Render( vout_thread_t *p_vout, picture_t *p_pic )
/**
* Close the filter
*/
static void Close( vlc_object_t *p_this )
{
picture_t *p_outpic;
filter_t *p_filter = (filter_t *)p_this;
filter_sys_t *p_sys = p_filter->p_sys;
//video_format_t fmt_out;
// memset( &fmt_out, 0, sizeof(video_format_t) );
//picture_t *p_converted;
var_DelCallback( p_filter, CFG_PREFIX "rows", PuzzleCallback, p_sys );
var_DelCallback( p_filter, CFG_PREFIX "cols", PuzzleCallback, p_sys );
var_DelCallback( p_filter, CFG_PREFIX "black-slot", PuzzleCallback, p_sys );
int i_plane;
vlc_mutex_destroy( &p_sys->lock );
free( p_sys->pi_order );
int i_rows = p_vout->p_sys->i_rows;
int i_cols = p_vout->p_sys->i_cols;
free( p_sys );
}
/* This is a new frame. Get a structure from the video_output. */
while( ( p_outpic = vout_CreatePicture( p_vout->p_sys->p_vout, 0, 0, 0 ) )
== NULL )
/**
* Filter a picture
*/
static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
{
filter_sys_t *p_sys = p_filter->p_sys;
picture_t *p_outpic = filter_NewPicture( p_filter );
if( !p_outpic )
{
if( !vlc_object_alive (p_vout) || p_vout->b_error )
{
return;
}
msleep( VOUT_OUTMEM_SLEEP );
picture_Release( p_pic );
return NULL;
}
p_outpic->date = p_pic->date;
/* */
vlc_mutex_lock( &p_sys->lock );
if( p_sys->b_change )
{
p_sys->i_rows = p_sys->change.i_rows;
p_sys->i_cols = p_sys->change.i_cols;
p_sys->b_blackslot = p_sys->change.b_blackslot;
p_sys->b_change = false;
Shuffle( p_sys );
}
vlc_mutex_unlock( &p_sys->lock );
/* */
const int i_rows = p_sys->i_rows;
const int i_cols = p_sys->i_cols;
for( i_plane = 0; i_plane < p_outpic->i_planes; i_plane++ )
/* */
for( int i_plane = 0; i_plane < p_outpic->i_planes; i_plane++ )
{
plane_t *p_in = p_pic->p+i_plane;
plane_t *p_out = p_outpic->p+i_plane;
int i_pitch = p_in->i_pitch;
int i;
const plane_t *p_in = &p_pic->p[i_plane];
const int i_pitch = p_in->i_pitch;
plane_t *p_out = &p_outpic->p[i_plane];
for( i = 0; i < i_cols * i_rows; i++ )
for( int i = 0; i < i_cols * i_rows; i++ )
{
int i_col = i % i_cols;
int i_row = i / i_cols;
int i_ocol = p_vout->p_sys->pi_order[i] % i_cols;
int i_orow = p_vout->p_sys->pi_order[i] / i_cols;
int i_ocol = p_sys->pi_order[i] % i_cols;
int i_orow = p_sys->pi_order[i] / i_cols;
int i_last_row = i_row + 1;
i_orow *= p_in->i_lines / i_rows;
i_row *= p_in->i_lines / i_rows;
i_last_row *= p_in->i_lines / i_rows;
if( p_vout->p_sys->b_blackslot == true
&& p_vout->p_sys->b_finished == false
&& i == p_vout->p_sys->i_selected )
if( p_sys->b_blackslot && p_sys->b_finished && i == p_sys->i_selected )
{
uint8_t color = ( i_plane == Y_PLANE ? 0x0 : 0x80 );
for( ; i_row < i_last_row; i_row++, i_orow++ )
{
vlc_memset( p_out->p_pixels + i_row * i_pitch
+ i_col * i_pitch / i_cols,
color, i_pitch / i_cols );
memset( p_out->p_pixels + i_row * i_pitch + i_col * i_pitch / i_cols,
color, i_pitch / i_cols );
}
}
else
{
for( ; i_row < i_last_row; i_row++, i_orow++ )
{
vlc_memcpy( p_out->p_pixels + i_row * i_pitch
+ i_col * i_pitch / i_cols,
p_in->p_pixels + i_orow * i_pitch
+ i_ocol * i_pitch / i_cols,
i_pitch / i_cols );
memcpy( p_out->p_pixels + i_row * i_pitch + i_col * i_pitch / i_cols,
p_in->p_pixels + i_orow * i_pitch + i_ocol * i_pitch / i_cols,
i_pitch / i_cols );
}
}
}
}
if( p_vout->p_sys->i_selected != -1
&& p_vout->p_sys->b_blackslot == false )
if( p_sys->i_selected != -1 && !p_sys->b_blackslot )
{
plane_t *p_in = p_pic->p+Y_PLANE;
plane_t *p_out = p_outpic->p+Y_PLANE;
int i_pitch = p_in->i_pitch;
int i_col = p_vout->p_sys->i_selected % i_cols;
int i_row = p_vout->p_sys->i_selected / i_cols;
const plane_t *p_in = &p_pic->p[Y_PLANE];
const int i_pitch = p_in->i_pitch;
plane_t *p_out = &p_outpic->p[Y_PLANE];
int i_col = p_sys->i_selected % i_cols;
int i_row = p_sys->i_selected / i_cols;
int i_last_row = i_row + 1;
i_row *= p_in->i_lines / i_rows;
i_last_row *= p_in->i_lines / i_rows;
vlc_memset( p_out->p_pixels + i_row * i_pitch
+ i_col * i_pitch / i_cols,
0xff, i_pitch / i_cols );
memset( p_out->p_pixels + i_row * i_pitch + i_col * i_pitch / i_cols,
0xff, i_pitch / i_cols );
for( ; i_row < i_last_row; i_row++ )
{
p_out->p_pixels[ i_row * i_pitch
......@@ -413,125 +278,190 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
+ (i_col+1) * i_pitch / i_cols - 1 ] = 0xff;
}
i_row--;
vlc_memset( p_out->p_pixels + i_row * i_pitch
+ i_col * i_pitch / i_cols,
0xff, i_pitch / i_cols );
memset( p_out->p_pixels + i_row * i_pitch + i_col * i_pitch / i_cols,
0xff, i_pitch / i_cols );
}
if( p_vout->p_sys->b_finished == true )
if( p_sys->b_finished )
{
int i, j;
plane_t *p_out = p_outpic->p+Y_PLANE;
int i_pitch = p_out->i_pitch;
for( i = 0; i < SHUFFLE_HEIGHT; i++ )
plane_t *p_out = &p_outpic->p[Y_PLANE];
for( int i = 0; i < SHUFFLE_HEIGHT; i++ )
{
for( j = 0; j < SHUFFLE_WIDTH; j++ )
for( int j = 0; j < SHUFFLE_WIDTH; j++ )
{
if( shuffle_button[i][j] == '.' )
p_out->p_pixels[ i * i_pitch + j ] = 0xff;
p_out->p_pixels[ i * p_out->i_pitch + j ] = 0xff;
}
}
}
vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
return CopyInfoAndRelease( p_outpic, p_pic );
}
/*****************************************************************************
* 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 )
static int Mouse( filter_t *p_filter, vlc_mouse_t *p_mouse,
const vlc_mouse_t *p_old, const vlc_mouse_t *p_new )
{
vout_thread_t *p_vout = p_data;
VLC_UNUSED(p_this); VLC_UNUSED(oldval);
int i_x, i_y;
int i_v;
/* FIXME missing lock */
#define MOUSE_DOWN 1
#define MOUSE_CLICKED 2
#define MOUSE_MOVE_X 4
#define MOUSE_MOVE_Y 8
#define MOUSE_MOVE 12
uint8_t mouse= 0;
int v_h = p_vout->output.i_height;
int v_w = p_vout->output.i_width;
int i_pos;
if( psz_var[6] == 'x' ) mouse |= MOUSE_MOVE_X;
if( psz_var[6] == 'y' ) mouse |= MOUSE_MOVE_Y;
if( psz_var[6] == 'c' ) mouse |= MOUSE_CLICKED;
i_v = var_GetInteger( p_vout->p_sys->p_vout, "mouse-button-down" );
if( i_v & 0x1 ) mouse |= MOUSE_DOWN;
i_y = var_GetInteger( p_vout->p_sys->p_vout, "mouse-y" );
i_x = var_GetInteger( p_vout->p_sys->p_vout, "mouse-x" );
if( i_y < 0 || i_x < 0 || i_y >= v_h || i_x >= v_w )
return VLC_SUCCESS;
if( mouse & MOUSE_CLICKED )
filter_sys_t *p_sys = p_filter->p_sys;
const video_format_t *p_fmt = &p_filter->fmt_in.video;
if( p_new->i_x < 0 || p_new->i_x >= (int)p_fmt->i_width ||
p_new->i_y < 0 || p_new->i_y >= (int)p_fmt->i_height )
return VLC_EGENERIC;
/* */
const bool b_clicked = vlc_mouse_HasPressed( p_old, p_new, MOUSE_BUTTON_LEFT );
if( p_sys->b_finished )
{
i_pos = p_vout->p_sys->i_cols * ( ( p_vout->p_sys->i_rows * i_y ) / v_h ) + (p_vout->p_sys->i_cols * i_x ) / v_w;
if( p_vout->p_sys->b_finished == true
&& i_x < SHUFFLE_WIDTH && i_y < SHUFFLE_HEIGHT )
{
shuffle( p_vout->p_sys );
}
else if( p_vout->p_sys->i_selected == -1 )
if( b_clicked &&
p_new->i_x < SHUFFLE_WIDTH && p_new->i_y < SHUFFLE_HEIGHT )
{
p_vout->p_sys->i_selected = i_pos;
p_sys->b_change = true;
return VLC_EGENERIC;
}
else if( p_vout->p_sys->i_selected == i_pos
&& p_vout->p_sys->b_blackslot == false )
else
{
p_vout->p_sys->i_selected = -1;
/* This is the only case where we can forward the mouse */
*p_mouse = *p_new;
return VLC_SUCCESS;
}
else if( ( p_vout->p_sys->i_selected == i_pos + 1
&& p_vout->p_sys->i_selected%p_vout->p_sys->i_cols != 0 )
|| ( p_vout->p_sys->i_selected == i_pos - 1
&& i_pos % p_vout->p_sys->i_cols != 0 )
|| p_vout->p_sys->i_selected == i_pos + p_vout->p_sys->i_cols
|| p_vout->p_sys->i_selected == i_pos - p_vout->p_sys->i_cols )
{
int a = p_vout->p_sys->pi_order[ p_vout->p_sys->i_selected ];
p_vout->p_sys->pi_order[ p_vout->p_sys->i_selected ] =
p_vout->p_sys->pi_order[ i_pos ];
p_vout->p_sys->pi_order[ i_pos ] = a;
if( p_vout->p_sys->b_blackslot == true )
p_vout->p_sys->i_selected = i_pos;
else
p_vout->p_sys->i_selected = -1;
}
if( !b_clicked )
return VLC_EGENERIC;
p_vout->p_sys->b_finished = finished( p_vout->p_sys );
}
/* */
const int i_pos_x = p_new->i_x * p_sys->i_cols / p_fmt->i_width;
const int i_pos_y = p_new->i_y * p_sys->i_rows / p_fmt->i_height;
const int i_pos = i_pos_y * p_sys->i_cols + i_pos_x;
if( p_sys->i_selected == -1 )
{
p_sys->i_selected = i_pos;
}
/* FIXME do we want to forward it or not ? */
var_Set( p_vout, psz_var, newval );
return VLC_SUCCESS;
else if( p_sys->i_selected == i_pos && !p_sys->b_blackslot )
{
p_sys->i_selected = -1;
}
else if( ( p_sys->i_selected == i_pos + 1 && p_sys->i_selected%p_sys->i_cols != 0 )
|| ( p_sys->i_selected == i_pos - 1 && i_pos % p_sys->i_cols != 0 )
|| p_sys->i_selected == i_pos + p_sys->i_cols
|| p_sys->i_selected == i_pos - p_sys->i_cols )
{
int a = p_sys->pi_order[ p_sys->i_selected ];
p_sys->pi_order[ p_sys->i_selected ] = p_sys->pi_order[ i_pos ];
p_sys->pi_order[ i_pos ] = a;
if( p_sys->b_blackslot )
p_sys->i_selected = i_pos;
else
p_sys->i_selected = -1;
p_sys->b_finished = IsFinished( p_sys );
}
return VLC_EGENERIC;
}
/*****************************************************************************
* Misc stuff...
*****************************************************************************/
static int PuzzleCallback( 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);
vout_sys_t *p_sys = (vout_sys_t *)p_data;
filter_sys_t *p_sys = (filter_sys_t *)p_data;
/* FIXME: thread safety */
vlc_mutex_lock( &p_sys->lock );
if( !strcmp( psz_var, CFG_PREFIX "rows" ) )
{
p_sys->i_rows = __MAX( 1, newval.i_int );
p_sys->change.i_rows = __MAX( 1, newval.i_int );
}
else if( !strcmp( psz_var, CFG_PREFIX "cols" ) )
{
p_sys->i_cols = __MAX( 1, newval.i_int );
p_sys->change.i_cols = __MAX( 1, newval.i_int );
}
else if( !strcmp( psz_var, CFG_PREFIX "black-slot" ) )
{
p_sys->b_blackslot = newval.b_bool;
p_sys->change.b_blackslot = newval.b_bool;
}
shuffle( p_sys );
p_sys->b_change = true;
vlc_mutex_unlock( &p_sys->lock );
return VLC_SUCCESS;
}
static bool IsFinished( filter_sys_t *p_sys )
{
for( int i = 0; i < p_sys->i_cols * p_sys->i_rows; i++ )
{
if( i != p_sys->pi_order[i] )
return false;
}
return true;
}
static bool IsValid( filter_sys_t *p_sys )
{
const int i_count = p_sys->i_cols * p_sys->i_rows;
if( p_sys->b_blackslot )
return true;
int d = 0;
for( int i = 0; i < i_count; i++ )
{
if( p_sys->pi_order[i] == i_count - 1 )
{
d += i / p_sys->i_cols + 1;
continue;
}
for( int j = i+1; j < i_count; j++ )
{
if( p_sys->pi_order[j] == i_count - 1 )
continue;
if( p_sys->pi_order[i] > p_sys->pi_order[j] )
d++;
}
}
return (d%2) == 0;
}
static void Shuffle( filter_sys_t *p_sys )
{
const int i_count = p_sys->i_cols * p_sys->i_rows;
free( p_sys->pi_order );
p_sys->pi_order = calloc( i_count, sizeof(*p_sys->pi_order) );
do
{
for( int i = 0; i < i_count; i++ )
p_sys->pi_order[i] = -1;
for( int c = 0; c < i_count; )
{
int i = rand() % i_count;
if( p_sys->pi_order[i] == -1 )
p_sys->pi_order[i] = c++;
}
p_sys->b_finished = IsFinished( p_sys );
} while( p_sys->b_finished || IsValid( p_sys ) );
if( p_sys->b_blackslot )
{
for( int i = 0; i < i_count; i++ )
{
if( p_sys->pi_order[i] == i_count - 1 )
{
p_sys->i_selected = i;
break;
}
}
}
else
{
p_sys->i_selected = -1;
}
}
modules/video_filter/wrapper.c
View file @ 048e2d91
......@@ -47,6 +47,7 @@ static void Close( vlc_object_t * );
static int Open##name ( vlc_object_t *p_this ) { return Open( p_this, #name ); }
DECLARE_OPEN(magnify)
DECLARE_OPEN(puzzle)
#undef DECLARE_OPEN
......@@ -62,7 +63,10 @@ vlc_module_begin()
set_subcategory( SUBCAT_VIDEO_VFILTER )
DECLARE_MODULE(magnify)
//add_submodule()
add_submodule()
DECLARE_MODULE(puzzle)
vlc_module_end()
#undef DECLARE_MODULE
......@@ -118,7 +122,7 @@ static int Open( vlc_object_t *p_this, const char *psz_name )
filter_chain_Reset( p_chain, &fmt, &fmt );
filter_t *p_filter =
filter_chain_AppendFilter( p_chain, psz_name, NULL, &fmt, &fmt );
filter_chain_AppendFilter( p_chain, psz_name, p_vout->p_cfg, &fmt, &fmt );
if( !p_filter )
{
......
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