/*****************************************************************************
* win32text.c : Text drawing routines using the TextOut win32 API
*****************************************************************************
- * Copyright (C) 2002 - 2005 the VideoLAN team
+ * Copyright (C) 2002 - 2009 the VideoLAN team
* $Id$
*
* Authors: Gildas Bazin <gbazin@videolan.org>
+ * Pierre Ynard
*
* 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
N_("Red"), N_("Fuchsia"), N_("Yellow"), N_("Olive"), N_("Green"), N_("Teal"),
N_("Lime"), N_("Purple"), N_("Navy"), N_("Blue"), N_("Aqua") };
-vlc_module_begin();
- set_shortname( N_("Text renderer"));
- set_description( N_("Win32 font renderer") );
- set_category( CAT_VIDEO );
- set_subcategory( SUBCAT_VIDEO_SUBPIC );
+vlc_module_begin ()
+ set_shortname( N_("Text renderer"))
+ set_description( N_("Win32 font renderer") )
+ set_category( CAT_VIDEO )
+ set_subcategory( SUBCAT_VIDEO_SUBPIC )
add_integer( "win32text-fontsize", 0, NULL, FONTSIZE_TEXT,
- FONTSIZE_LONGTEXT, true );
+ FONTSIZE_LONGTEXT, true )
/* opacity valid on 0..255, with default 255 = fully opaque */
add_integer_with_range( "win32-opacity", 255, 0, 255, NULL,
- OPACITY_TEXT, OPACITY_LONGTEXT, false );
+ OPACITY_TEXT, OPACITY_LONGTEXT, false )
/* hook to the color values list, with default 0x00ffffff = white */
add_integer( "win32text-color", 0x00FFFFFF, NULL, COLOR_TEXT,
- COLOR_LONGTEXT, true );
- change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );
+ COLOR_LONGTEXT, true )
+ change_integer_list( pi_color_values, ppsz_color_descriptions, NULL );
add_integer( "win32text-rel-fontsize", 16, NULL, FONTSIZER_TEXT,
- FONTSIZER_LONGTEXT, false );
- change_integer_list( pi_sizes, ppsz_sizes_text, 0 );
+ FONTSIZER_LONGTEXT, false )
+ change_integer_list( pi_sizes, ppsz_sizes_text, NULL );
- set_capability( "text renderer", 50 );
- add_shortcut( "text" );
- set_callbacks( Create, Destroy );
-vlc_module_end();
+ set_capability( "text renderer", 50 )
+ add_shortcut( "text" )
+ set_callbacks( Create, Destroy )
+vlc_module_end ()
/*****************************************************************************
* filter_sys_t: win32text local data
int i_logpy;
};
-static uint8_t pi_gamma[16] =
+static const uint8_t pi_gamma[16] =
{0x00, 0x41, 0x52, 0x63, 0x84, 0x85, 0x96, 0xa7, 0xb8, 0xc9,
0xca, 0xdb, 0xdc, 0xed, 0xee, 0xff};
/* Allocate structure */
p_filter->p_sys = p_sys = malloc( sizeof( filter_sys_t ) );
if( !p_sys )
- {
- msg_Err( p_filter, "out of memory" );
return VLC_ENOMEM;
- }
p_sys->i_font_size = 0;
p_sys->i_display_height = 0;
uint8_t *p_dst;
video_format_t fmt;
int i, i_pitch;
- subpicture_region_t *p_region_tmp;
bool b_outline = true;
/* Create a new subpicture region */
memset( &fmt, 0, sizeof(video_format_t) );
- fmt.i_chroma = VLC_FOURCC('Y','U','V','P');
+ fmt.i_chroma = VLC_CODEC_YUVP;
fmt.i_width = fmt.i_visible_width = i_width + (b_outline ? 4 : 0);
fmt.i_height = fmt.i_visible_height = i_height + (b_outline ? 4 : 0);
fmt.i_x_offset = fmt.i_y_offset = 0;
- p_region_tmp = spu_CreateRegion( p_filter, &fmt );
- if( !p_region_tmp )
- {
- msg_Err( p_filter, "cannot allocate SPU region" );
- return VLC_EGENERIC;
- }
/* Build palette */
+ fmt.p_palette = calloc( 1, sizeof(*fmt.p_palette) );
+ if( !fmt.p_palette )
+ return VLC_EGENERIC;
fmt.p_palette->i_entries = 16;
for( i = 0; i < fmt.p_palette->i_entries; i++ )
{
fmt.p_palette->palette[i][3] = pi_gamma[i];
}
- p_region->fmt = p_region_tmp->fmt;
- p_region->picture = p_region_tmp->picture;
- free( p_region_tmp );
+ p_region->p_picture = picture_NewFromFormat( &fmt );
+ if( !p_region->p_picture )
+ {
+ free( fmt.p_palette );
+ return VLC_EGENERIC;
+ }
+ p_region->fmt = fmt;
- p_dst = p_region->picture.Y_PIXELS;
- i_pitch = p_region->picture.Y_PITCH;
+ p_dst = p_region->p_picture->Y_PIXELS;
+ i_pitch = p_region->p_picture->Y_PITCH;
if( b_outline )
{
memset( p_dst, 0, i_pitch * fmt.i_height );
- p_dst += p_region->picture.Y_PITCH * 2 + 2;
+ p_dst += p_region->p_picture->Y_PITCH * 2 + 2;
}
for( i = 0; i < i_height; i++ )
uint8_t left, current;
int x, y;
- p_dst = p_region->picture.Y_PIXELS;
+ p_dst = p_region->p_picture->Y_PIXELS;
for( y = 1; y < (int)fmt.i_height - 1; y++ )
{
int i, i_width, i_height;
HBITMAP bitmap, bitmap_bak;
BITMAPINFO *p_bmi;
- RECT rect = {0};
- SIZE size;
+ RECT rect = { 0, 0, 0, 0 };
/* Sanity check */
if( !p_region_in || !p_region_out ) return VLC_EGENERIC;
-#ifdef UNICODE
+ if( !p_region_in->psz_text || !*p_region_in->psz_text )
+ return VLC_EGENERIC;
+
psz_string = malloc( (strlen( p_region_in->psz_text )+1) * sizeof(TCHAR) );
+ if( !psz_string )
+ return VLC_ENOMEM;
+#ifdef UNICODE
if( mbstowcs( psz_string, p_region_in->psz_text,
strlen( p_region_in->psz_text ) * sizeof(TCHAR) ) < 0 )
{
return VLC_EGENERIC;
}
#else
- psz_string = strdup( p_region_in->psz_text );
+ strcpy( psz_string, p_region_in->psz_text );
#endif
- if( !psz_string || !*psz_string ) return VLC_EGENERIC;
+ if( !*psz_string )
+ {
+ free( psz_string );
+ return VLC_EGENERIC;
+ }
if( p_region_in->p_style )
{
SetTextColor( p_sys->hcdc, RGB( (i_font_color >> 16) & 0xff,
(i_font_color >> 8) & 0xff, i_font_color & 0xff) );
- GetTextExtentExPoint( p_sys->hcdc, psz_string, _tcslen(psz_string),
- 0, 0, 0, &size );
- i_width = rect.right = size.cx; i_height = rect.bottom = size.cy;
+ DrawText( p_sys->hcdc, psz_string, -1, &rect,
+ DT_CALCRECT | DT_CENTER | DT_NOPREFIX );
+ i_width = rect.right; i_height = rect.bottom;
p_bmi = malloc(sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*16);
memset( p_bmi, 0, sizeof(BITMAPINFOHEADER) );
if( !bitmap )
{
msg_Err( p_filter, "could not create bitmap" );
+ free( psz_string );
return VLC_EGENERIC;
}
bitmap_bak = SelectObject( p_sys->hcdc, bitmap );
FillRect( p_sys->hcdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
- //TextOut( p_sys->hcdc, 0, 0, psz_string, strlen(psz_string) );
- if( !DrawText( p_sys->hcdc, psz_string, -1, &rect, 0 ) )
+ if( !DrawText( p_sys->hcdc, psz_string, -1, &rect,
+ DT_CENTER | DT_NOPREFIX ) )
{
msg_Err( p_filter, "could not draw text" );
}
SelectObject( p_sys->hcdc, bitmap_bak );
DeleteObject( bitmap );
+ free( psz_string );
return VLC_SUCCESS;
}