mirror of
https://code.videolan.org/videolan/vlc
synced 2024-09-16 16:02:54 +02:00
602 lines
23 KiB
C
602 lines
23 KiB
C
/*****************************************************************************
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* magnify.c : Magnify/Zoom interactive effect
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*****************************************************************************
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* Copyright (C) 2005 the VideoLAN team
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* $Id$
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*
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* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#include <vlc/vlc.h>
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#include <vlc_vout.h>
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#include <math.h>
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#include "filter_common.h"
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#include "filter_picture.h"
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#include "vlc_image.h"
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#include "vlc_input.h"
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#include "vlc_playlist.h"
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/*****************************************************************************
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* Local prototypes
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*****************************************************************************/
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static int Create ( vlc_object_t * );
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static void Destroy ( vlc_object_t * );
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static int Init ( vout_thread_t * );
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static void End ( vout_thread_t * );
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static void Render ( vout_thread_t *, picture_t * );
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static int SendEvents ( vlc_object_t *, char const *,
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vlc_value_t, vlc_value_t, void * );
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static int MouseEvent ( vlc_object_t *, char const *,
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vlc_value_t, vlc_value_t, void * );
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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vlc_module_begin();
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set_description( _("Magnify/Zoom interactive video filter") );
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set_shortname( _( "Magnify" ));
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set_capability( "video filter", 0 );
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set_category( CAT_VIDEO );
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set_subcategory( SUBCAT_VIDEO_VFILTER );
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set_callbacks( Create, Destroy );
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vlc_module_end();
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/*****************************************************************************
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* vout_sys_t: Magnify video output method descriptor
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*****************************************************************************/
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struct vout_sys_t
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{
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vout_thread_t *p_vout;
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image_handler_t *p_image;
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int i_zoom; /* zoom level in percent */
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int i_x, i_y; /* top left corner coordinates in original image */
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vlc_bool_t b_visible; /* is "interface" visible ? */
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};
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/*****************************************************************************
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* Control: control facility for the vout (forwards to child vout)
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*****************************************************************************/
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static int Control( vout_thread_t *p_vout, int i_query, va_list args )
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{
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return vout_vaControl( p_vout->p_sys->p_vout, i_query, args );
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}
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/*****************************************************************************
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* Create: allocates Magnify video thread output method
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*****************************************************************************/
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static int Create( vlc_object_t *p_this )
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{
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vout_thread_t *p_vout = (vout_thread_t *)p_this;
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switch( p_vout->fmt_in.i_chroma )
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{
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CASE_PLANAR_YUV
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case VLC_FOURCC('G','R','E','Y'):
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break;
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default:
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msg_Err( p_vout, "Unsupported chroma" );
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return VLC_EGENERIC;
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}
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/* Allocate structure */
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p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
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if( p_vout->p_sys == NULL )
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{
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msg_Err( p_vout, "out of memory" );
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return VLC_ENOMEM;
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}
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p_vout->p_sys->p_image = image_HandlerCreate( p_vout );
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p_vout->pf_init = Init;
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p_vout->pf_end = End;
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p_vout->pf_manage = NULL;
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p_vout->pf_render = Render;
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p_vout->pf_display = NULL;
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p_vout->pf_control = Control;
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* Init: initialize Magnify video thread output method
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*****************************************************************************/
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static int Init( vout_thread_t *p_vout )
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{
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int i_index;
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picture_t *p_pic;
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video_format_t fmt;
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memset( &fmt, 0, sizeof(video_format_t) );
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I_OUTPUTPICTURES = 0;
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/* Initialize the output structure */
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p_vout->output.i_chroma = p_vout->render.i_chroma;
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p_vout->output.i_width = p_vout->render.i_width;
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p_vout->output.i_height = p_vout->render.i_height;
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p_vout->output.i_aspect = p_vout->render.i_aspect;
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p_vout->fmt_out = p_vout->fmt_in;
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fmt = p_vout->fmt_out;
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/* Try to open the real video output */
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msg_Dbg( p_vout, "spawning the real video output" );
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p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
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/* Everything failed */
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if( p_vout->p_sys->p_vout == NULL )
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{
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msg_Err( p_vout, "cannot open vout, aborting" );
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return VLC_EGENERIC;
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}
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#define VIS_ZOOM 4
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p_vout->p_sys->i_x = 0;
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p_vout->p_sys->i_y = 0;
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#define ZOOM_FACTOR 8
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p_vout->p_sys->i_zoom = 2*ZOOM_FACTOR;
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p_vout->p_sys->b_visible = VLC_TRUE;
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var_AddCallback( p_vout->p_sys->p_vout, "mouse-x", MouseEvent, p_vout );
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var_AddCallback( p_vout->p_sys->p_vout, "mouse-y", MouseEvent, p_vout );
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var_AddCallback( p_vout->p_sys->p_vout, "mouse-clicked",
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MouseEvent, p_vout);
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ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES );
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ADD_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
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ADD_PARENT_CALLBACKS( SendEventsToChild );
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* End: terminate Magnify video thread output method
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*****************************************************************************/
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static void End( vout_thread_t *p_vout )
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{
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int i_index;
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/* Free the fake output buffers we allocated */
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for( i_index = I_OUTPUTPICTURES ; i_index ; )
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{
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i_index--;
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free( PP_OUTPUTPICTURE[ i_index ]->p_data_orig );
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}
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var_DelCallback( p_vout->p_sys->p_vout, "mouse-x", MouseEvent, p_vout);
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var_DelCallback( p_vout->p_sys->p_vout, "mouse-y", MouseEvent, p_vout);
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var_DelCallback( p_vout->p_sys->p_vout, "mouse-clicked", MouseEvent, p_vout);
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}
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/*****************************************************************************
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* Destroy: destroy Magnify video thread output method
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*****************************************************************************/
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static void Destroy( vlc_object_t *p_this )
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{
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vout_thread_t *p_vout = (vout_thread_t *)p_this;
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if( p_vout->p_sys->p_vout )
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{
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DEL_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
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vlc_object_detach( p_vout->p_sys->p_vout );
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vout_Destroy( p_vout->p_sys->p_vout );
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}
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image_HandlerDelete( p_vout->p_sys->p_image );
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DEL_PARENT_CALLBACKS( SendEventsToChild );
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free( p_vout->p_sys );
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}
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/*****************************************************************************
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* Render: displays previously rendered output
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*****************************************************************************/
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static void Render( vout_thread_t *p_vout, picture_t *p_pic )
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{
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picture_t *p_outpic;
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int o_x = p_vout->p_sys->i_x;
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int o_y = p_vout->p_sys->i_y;
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int o_zoom = p_vout->p_sys->i_zoom;
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int x,y,o_yp,o_xp;
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int v_w, v_h;
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video_format_t fmt_out;
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picture_t *p_converted;
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plane_t *p_oyp=NULL;
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int i_plane;
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memset( &fmt_out, 0, sizeof(video_format_t) );
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/* This is a new frame. Get a structure from the video_output. */
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while( ( p_outpic = vout_CreatePicture( p_vout->p_sys->p_vout, 0, 0, 0 ) )
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== NULL )
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{
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if( p_vout->b_die || p_vout->b_error )
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{
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return;
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}
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msleep( VOUT_OUTMEM_SLEEP );
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}
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vout_DatePicture( p_vout->p_sys->p_vout, p_outpic, p_pic->date );
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p_oyp = &(p_outpic->p[Y_PLANE]);
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/* background magnified image */
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if( o_zoom != ZOOM_FACTOR )
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{
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for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
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{
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o_yp = o_y*p_outpic->p[i_plane].i_lines
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/p_outpic->p[Y_PLANE].i_lines;
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o_xp = o_x*p_outpic->p[i_plane].i_pitch
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/p_outpic->p[Y_PLANE].i_pitch;
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int i_pitch = p_outpic->p[i_plane].i_pitch;
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#if 0
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int o_zoom2 = o_zoom*o_zoom;
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int o_zoom3 = o_zoom*o_zoom*o_zoom;
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int o_zoom4 = o_zoom*o_zoom*o_zoom*o_zoom;
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int o_zoom6 = o_zoom*o_zoom*o_zoom * o_zoom*o_zoom*o_zoom;
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#endif
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for( y=0; y<p_outpic->p[i_plane].i_visible_lines; y++ )
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{
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for( x=0; x<p_outpic->p[i_plane].i_visible_pitch; x++ )
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{
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#if 0
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/* Nearest neighbor */
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int nx = o_xp + x*ZOOM_FACTOR/o_zoom;
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int ny = o_yp + y*ZOOM_FACTOR/o_zoom;
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p_outpic->p[i_plane].p_pixels[y*i_pitch+x] =
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p_pic->p[i_plane].p_pixels[ny*i_pitch+nx];
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#elif 1
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/* Bi-linear */
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int nx_real = o_xp*o_zoom + x*ZOOM_FACTOR;
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int ny_real = o_yp*o_zoom + y*ZOOM_FACTOR;
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int nx = nx_real/o_zoom;
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int ny = ny_real/o_zoom;
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int wtl = ((nx+1)*o_zoom-nx_real)*((ny+1)*o_zoom-ny_real);
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int wtr = (nx_real-nx*o_zoom)*((ny+1)*o_zoom-ny_real);
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int wbl = ((nx+1)*o_zoom-nx_real)*(ny_real-ny*o_zoom);
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int wbr = (nx_real-nx*o_zoom)*(ny_real-ny*o_zoom);
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p_outpic->p[i_plane].p_pixels[y*i_pitch+x] =
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( wtl*p_pic->p[i_plane].p_pixels[ny*i_pitch+nx]
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+ wtr*p_pic->p[i_plane].p_pixels[ny*i_pitch+(nx+1)]
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+ wbl*p_pic->p[i_plane].p_pixels[(ny+1)*i_pitch+nx]
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+ wbr*p_pic->p[i_plane].p_pixels[(ny+1)*i_pitch+(nx+1)]
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) / (o_zoom*o_zoom);
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#else
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/* Bi-cubic */
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/* FIXME: doesn't work */
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/* \Sigma_{i=0..3} \Sigma_{j=0..3} \alpha_{i,j} x^i y^j
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* 16 \alpha_{i,j} so we need to use the 16 nearest pixels
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*
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* In fact we should be able to write it as:
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* \Pi_{i=1..16} [ \Pi_{j!=i} ( x - x_j ) * ( y - y_j ) ]
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* * z_i / [ \Pi_{j!=i} ( x_i - x_j ) * ( y_i - y_j ) ]
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* We also have to make sure that we don't use any
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* x_j == x_i or y_j == y_i in the \Pi on j (else we get
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* a 0/0 which kind of sucks) .
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*/
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uint8_t *p = p_pic->p[i_plane].p_pixels;
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int nx_real = o_xp*o_zoom + x*ZOOM_FACTOR;
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int ny_real = o_yp*o_zoom + y*ZOOM_FACTOR;
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int nx = nx_real/o_zoom;
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int ny = ny_real/o_zoom;
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int xi, yi, xj, yj;
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int my = __MAX( ny-1, 0 );
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int mx = __MAX( nx-1, 0 );
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//p_outpic->p[i_plane].i_visible_lines - 4
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//p_outpic->p[i_plane].i_visible_pitch - 4
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int v = 1;
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for( yi = my; yi <= my+3; yi++ )
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{
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int numy = 1;
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int deny = 1;
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/*
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for( yj = my; yj <= my+3; yj++ )
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{
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if( yj != yi )
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{
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numy *= (ny_real-yj*o_zoom);
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deny *= (yi - yj);
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}
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}
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numy /= o_zoom2;*/
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for( xi = mx; xi <= mx+3; xi++ )
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{
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int num = numy;
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int den = deny;
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for( xj = mx; xj <= mx+3; xj++ )
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{
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if( xj != xi )
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{
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num *= (nx_real-xj*o_zoom);
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den *= (xi - xj);
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}
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}
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v = ( v * (p[yi*i_pitch+xi] * num) ) / ( den * o_zoom3 );
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}
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}
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p_outpic->p[i_plane].p_pixels[y*i_pitch+x] = v;
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#endif
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}
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}
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}
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}
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else
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{
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for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
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{
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p_vout->p_libvlc->
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pf_memcpy( p_outpic->p[i_plane].p_pixels, p_pic->p[i_plane].p_pixels,
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p_outpic->p[i_plane].i_lines * p_outpic->p[i_plane].i_pitch );
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}
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}
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if( p_vout->p_sys->b_visible )
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{
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/* image visualization */
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fmt_out = p_vout->fmt_out;
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fmt_out.i_width = p_vout->render.i_width/VIS_ZOOM;
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fmt_out.i_height = p_vout->render.i_height/VIS_ZOOM;
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p_converted = image_Convert( p_vout->p_sys->p_image, p_pic,
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&(p_pic->format), &fmt_out );
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for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
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{
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for( y=0; y<p_converted->p[i_plane].i_visible_lines; y++)
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{
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p_vout->p_libvlc->pf_memcpy(
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p_outpic->p[i_plane].p_pixels+y*p_outpic->p[i_plane].i_pitch,
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p_converted->p[i_plane].p_pixels+y*p_converted->p[i_plane].i_pitch,
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p_converted->p[i_plane].i_visible_pitch );
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}
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}
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p_converted->pf_release( p_converted );
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/* white rectangle on visualization */
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v_w = p_oyp->i_pitch*ZOOM_FACTOR/(VIS_ZOOM*o_zoom);
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v_h = (o_y+p_oyp->i_lines*ZOOM_FACTOR/o_zoom)/VIS_ZOOM;
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/* top line */
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p_vout->p_libvlc->pf_memset( p_oyp->p_pixels
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+ o_y/VIS_ZOOM*p_oyp->i_pitch
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+ o_x/VIS_ZOOM, 0xff, v_w+1 );
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for( y = o_y/VIS_ZOOM+1; y < v_h; y++ )
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{
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/* left line */
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p_oyp->p_pixels[
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y*p_oyp->i_pitch+o_x/VIS_ZOOM
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] = 0xff;
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/* right line */
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p_oyp->p_pixels[
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y*p_oyp->i_pitch+o_x/VIS_ZOOM + v_w
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] = 0xff;
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}
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/* bottom line */
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p_vout->p_libvlc->pf_memset( p_oyp->p_pixels
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+ v_h*p_oyp->i_pitch
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+ o_x/VIS_ZOOM, 0xff, v_w+1 );
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/* */
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v_h = p_oyp->i_lines/VIS_ZOOM;
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}
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else
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{
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v_h = 1;
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}
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/* print a small "VLC ZOOM" ... gruikkkkkkkkk */
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#define DRAW(a) {int c,l=1;L a;}
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#define L ;l++,c=1
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#define X ;draw(l,c);c+=1
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#define o +1
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#define draw(y,x) p_oyp->p_pixels[(v_h+y)*p_oyp->i_pitch+x] = 0xff;
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if( p_vout->p_sys->b_visible )
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DRAW(
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X o o o X o X o o o o o o X X X X o o o X X X X X o o X X X o o o X X X o o X X o X X o o o X o o o X o X X X X X o X X X X o o X X X X X L
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X o o o X o X o o o o o X o o o o o o o o o o X o o X o o o X o X o o o X o X o X o X o o o X o o o X o o o X o o o X o o o X o X o o o o L
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o X o X o o X o o o o o X o o o o o o o o o X o o o X o o o X o X o o o X o X o o o X o o o X X X X X o o o X o o o X o o o X o X X X X o L
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o X o X o o X o o o o o X o o o o o o o o X o o o o X o o o X o X o o o X o X o o o X o o o X o o o X o o o X o o o X o o o X o X o o o o L
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o o X o o o X X X X X o o X X X X o o o X X X X X o o X X X o o o X X X o o X o o o X o o o X o o o X o X X X X X o X X X X o o X X X X X L
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)
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else
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DRAW(
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X o o o X o X o o o o o o X X X X o o o X X X X X o o X X X o o o X X X o o X X o X X o o o o X X X X o X o o o X o o X X X o o X o o o X L
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X o o o X o X o o o o o X o o o o o o o o o o X o o X o o o X o X o o o X o X o X o X o o o X o o o o o X o o o X o X o o o X o X o o o X L
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o X o X o o X o o o o o X o o o o o o o o o X o o o X o o o X o X o o o X o X o o o X o o o o X X X o o X X X X X o X o o o X o X o X o X L
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o X o X o o X o o o o o X o o o o o o o o X o o o o X o o o X o X o o o X o X o o o X o o o o o o o X o X o o o X o X o o o X o X o X o X L
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o o X o o o X X X X X o o X X X X o o o X X X X X o o X X X o o o X X X o o X o o o X o o o X X X X o o X o o o X o o X X X o o o X o X o L
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)
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#undef DRAW
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#undef L
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#undef X
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#undef O
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#undef draw
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if( p_vout->p_sys->b_visible )
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{
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/* zoom gauge */
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p_vout->p_libvlc->pf_memset( p_oyp->p_pixels
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+ (v_h+9)*p_oyp->i_pitch,
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0xff, 41 );
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for( y = v_h + 10; y < v_h + 90; y++ )
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{
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int width = v_h + 90 - y;
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width = (width*width)/160;
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if( (80 - y + v_h)*10 < o_zoom )
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{
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p_vout->p_libvlc->pf_memset( p_oyp->p_pixels
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+ y*p_oyp->i_pitch,
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0xff, width );
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}
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else
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{
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p_oyp->p_pixels[y*p_oyp->i_pitch] = 0xff;
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p_oyp->p_pixels[y*p_oyp->i_pitch + width - 1] = 0xff;
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}
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}
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}
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vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
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}
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/*****************************************************************************
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* SendEvents: forward mouse and keyboard events to the parent p_vout
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*****************************************************************************/
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static int SendEvents( vlc_object_t *p_this, char const *psz_var,
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vlc_value_t oldval, vlc_value_t newval, void *p_data )
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{
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var_Set( (vlc_object_t *)p_data, psz_var, newval );
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* SendEventsToChild: forward events to the child/children vout
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*****************************************************************************/
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static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
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vlc_value_t oldval, vlc_value_t newval, void *p_data )
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{
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vout_thread_t *p_vout = (vout_thread_t *)p_this;
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var_Set( p_vout->p_sys->p_vout, psz_var, newval );
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* MouseEvent: callback for mouse events
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*****************************************************************************/
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static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
|
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vlc_value_t oldval, vlc_value_t newval, void *p_data )
|
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{
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vout_thread_t *p_vout = (vout_thread_t*)p_data;
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vlc_value_t vald,valx,valy;
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|
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#define MOUSE_DOWN 1
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#define MOUSE_CLICKED 2
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#define MOUSE_MOVE_X 4
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#define MOUSE_MOVE_Y 8
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#define MOUSE_MOVE 12
|
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uint8_t mouse= 0;
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|
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int v_h = p_vout->output.i_height*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
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int v_w = p_vout->output.i_width*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
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if( psz_var[6] == 'x' ) mouse |= MOUSE_MOVE_X;
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if( psz_var[6] == 'y' ) mouse |= MOUSE_MOVE_Y;
|
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if( psz_var[6] == 'c' ) mouse |= MOUSE_CLICKED;
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|
|
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var_Get( p_vout->p_sys->p_vout, "mouse-button-down", &vald );
|
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if( vald.i_int & 0x1 ) mouse |= MOUSE_DOWN;
|
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var_Get( p_vout->p_sys->p_vout, "mouse-y", &valy );
|
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var_Get( p_vout->p_sys->p_vout, "mouse-x", &valx );
|
|
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if( ( mouse&MOUSE_MOVE && mouse&MOUSE_DOWN)
|
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|| mouse&MOUSE_CLICKED )
|
|
{
|
|
/* (mouse moved and mouse button is down) or (mouse clicked) */
|
|
if( p_vout->p_sys->b_visible )
|
|
{
|
|
if( 0 <= valy.i_int
|
|
&& valy.i_int < (int)p_vout->output.i_height/VIS_ZOOM
|
|
&& 0 <= valx.i_int
|
|
&& valx.i_int < (int)p_vout->output.i_width/VIS_ZOOM )
|
|
{
|
|
/* mouse is over visualisation */
|
|
p_vout->p_sys->i_x = __MIN( __MAX( valx.i_int*VIS_ZOOM - v_w/2, 0 ),
|
|
p_vout->output.i_width - v_w - 1);
|
|
p_vout->p_sys->i_y = __MIN( __MAX( valy.i_int * VIS_ZOOM - v_h/2,
|
|
0 ), p_vout->output.i_height - v_h - 1);
|
|
}
|
|
else if( valx.i_int >= 0 && valx.i_int < 80
|
|
&& valy.i_int >= (int)p_vout->output.i_height/VIS_ZOOM
|
|
&& valy.i_int < (int)p_vout->output.i_height/VIS_ZOOM + 9
|
|
&& mouse&MOUSE_CLICKED )
|
|
{
|
|
/* mouse is over the "VLC ZOOM HIDE" text */
|
|
p_vout->p_sys->b_visible = VLC_FALSE;
|
|
}
|
|
else if( (int)p_vout->output.i_height/VIS_ZOOM + 9 <= valy.i_int
|
|
&& valy.i_int <= (int)p_vout->output.i_height/VIS_ZOOM + 90
|
|
&& 0 <= valx.i_int
|
|
&& valx.i_int <=
|
|
(( (int)p_vout->output.i_height/VIS_ZOOM + 90 - valy.i_int)
|
|
*( (int)p_vout->output.i_height/VIS_ZOOM + 90 - valy.i_int))/160 )
|
|
{
|
|
/* mouse is over zoom gauge */
|
|
p_vout->p_sys->i_zoom = __MAX( ZOOM_FACTOR,
|
|
( 80 + (int)p_vout->output.i_height/VIS_ZOOM
|
|
- valy.i_int + 2) * ZOOM_FACTOR/10 );
|
|
}
|
|
else if( mouse&MOUSE_MOVE_X && !(mouse&MOUSE_CLICKED) )
|
|
{
|
|
p_vout->p_sys->i_x -= (newval.i_int - oldval.i_int)
|
|
*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
|
|
}
|
|
else if( mouse&MOUSE_MOVE_Y && !(mouse&MOUSE_CLICKED) )
|
|
{
|
|
p_vout->p_sys->i_y -= (newval.i_int - oldval.i_int)
|
|
*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( valx.i_int >= 0 && valx.i_int < 80 && valy.i_int >= 0
|
|
&& valy.i_int <= 10 && mouse&MOUSE_CLICKED )
|
|
{
|
|
/* mouse is over the "VLC ZOOM SHOW" text */
|
|
p_vout->p_sys->b_visible = VLC_TRUE;
|
|
}
|
|
else if( mouse&MOUSE_MOVE_X && !(mouse&MOUSE_CLICKED) )
|
|
{
|
|
p_vout->p_sys->i_x -= (newval.i_int - oldval.i_int)
|
|
*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
|
|
}
|
|
else if( mouse&MOUSE_MOVE_Y && !(mouse&MOUSE_CLICKED) )
|
|
{
|
|
p_vout->p_sys->i_y -= (newval.i_int - oldval.i_int)
|
|
*ZOOM_FACTOR/p_vout->p_sys->i_zoom;
|
|
}
|
|
}
|
|
}
|
|
|
|
p_vout->p_sys->i_x =
|
|
__MAX( 0, __MIN( p_vout->p_sys->i_x, (int)p_vout->output.i_width
|
|
- (int)p_vout->output.i_width*ZOOM_FACTOR/p_vout->p_sys->i_zoom - 1 ));
|
|
p_vout->p_sys->i_y =
|
|
__MAX( 0, __MIN( p_vout->p_sys->i_y, (int)p_vout->output.i_height
|
|
- (int)p_vout->output.i_height*ZOOM_FACTOR/p_vout->p_sys->i_zoom - 1 ));
|
|
|
|
|
|
return VLC_SUCCESS;
|
|
}
|