]> git.sesse.net Git - vlc/blobdiff - modules/text_renderer/freetype.c
DirectSound: list devices (fixes #7868)
[vlc] / modules / text_renderer / freetype.c
index 4592c258c418bda9b1067e2ede227fbe43666c24..a9787cb2e81f93c0a3b552da04e88dd568613b09 100644 (file)
 
 /* Default fonts */
 #ifdef __APPLE__
-# define DEFAULT_FONT_FILE "/Library/Fonts/Arial Unicode.ttf"
-# define DEFAULT_FAMILY "Arial Unicode MS"
-# define DEFAULT_MONOSPACE_FONT_FILE "/System/Library/Fonts/Monaco.dfont"
-# define DEFAULT_MONOSPACE_FAMILY "Monaco"
+# define SYSTEM_DEFAULT_FONT_FILE "/Library/Fonts/Arial Unicode.ttf"
+# define SYSTEM_DEFAULT_FAMILY "Arial Unicode MS"
+# define SYSTEM_DEFAULT_MONOSPACE_FONT_FILE "/System/Library/Fonts/Monaco.dfont"
+# define SYSTEM_DEFAULT_MONOSPACE_FAMILY "Monaco"
 #elif defined( WIN32 )
-# define DEFAULT_FONT_FILE "arial.ttf" /* Default path font found at run-time */
-# define DEFAULT_FAMILY "Arial"
-# define DEFAULT_MONOSPACE_FONT_FILE "cour.ttf"
-# define DEFAULT_MONOSPACE_FAMILY "Courier New"
+# define SYSTEM_DEFAULT_FONT_FILE "arial.ttf" /* Default path font found at run-time */
+# define SYSTEM_DEFAULT_FAMILY "Arial"
+# define SYSTEM_DEFAULT_MONOSPACE_FONT_FILE "cour.ttf"
+# define SYSTEM_DEFAULT_MONOSPACE_FAMILY "Courier New"
 #elif defined( __OS2__ )
-# define DEFAULT_FONT_FILE "/psfonts/tnrwt_k.ttf"
-# define DEFAULT_FAMILY "Times New Roman WT K"
-# define DEFAULT_MONOSPACE_FONT_FILE "/psfonts/mtsansdk.ttf"
-# define DEFAULT_MONOSPACE_FAMILY "Monotype Sans Duospace WT K"
-#elif defined( HAVE_MAEMO )
-# define DEFAULT_FONT_FILE "/usr/share/fonts/nokia/nosnb.ttf"
-# define DEFAULT_FAMILY "Nokia Sans Bold"
-# error Missing monospaced fonts
+# define SYSTEM_DEFAULT_FONT_FILE "/psfonts/tnrwt_k.ttf"
+# define SYSTEM_DEFAULT_FAMILY "Times New Roman WT K"
+# define SYSTEM_DEFAULT_MONOSPACE_FONT_FILE "/psfonts/mtsansdk.ttf"
+# define SYSTEM_DEFAULT_MONOSPACE_FAMILY "Monotype Sans Duospace WT K"
 #elif defined( __ANDROID__ )
-# define DEFAULT_FONT_FILE "/system/fonts/DroidSans-Bold.ttf"
-# define DEFAULT_FAMILY "Droid Sans Bold"
-# define DEFAULT_MONOSPACE_FONT_FILE "/system/fonts/DroidSansMono.ttf"
-# define DEFAULT_MONOSPACE_FAMILY "Droid Sans Mono"
+# define SYSTEM_DEFAULT_FONT_FILE "/system/fonts/DroidSans-Bold.ttf"
+# define SYSTEM_DEFAULT_FAMILY "Droid Sans Bold"
+# define SYSTEM_DEFAULT_MONOSPACE_FONT_FILE "/system/fonts/DroidSansMono.ttf"
+# define SYSTEM_DEFAULT_MONOSPACE_FAMILY "Droid Sans Mono"
 #else
-# define DEFAULT_FONT_FILE "/usr/share/fonts/truetype/freefont/FreeSerifBold.ttf"
-# define DEFAULT_FAMILY "Serif Bold"
-# define DEFAULT_MONOSPACE_FONT_FILE "/usr/share/fonts/truetype/freefont/FreeMono.ttf"
-# define DEFAULT_MONOSPACE_FAMILY "Monospace"
+# define SYSTEM_DEFAULT_FONT_FILE "/usr/share/fonts/truetype/freefont/FreeSerifBold.ttf"
+# define SYSTEM_DEFAULT_FAMILY "Serif Bold"
+# define SYSTEM_DEFAULT_MONOSPACE_FONT_FILE "/usr/share/fonts/truetype/freefont/FreeMono.ttf"
+# define SYSTEM_DEFAULT_MONOSPACE_FAMILY "Monospace"
+#endif
+
+#ifndef DEFAULT_FONT_FILE
+#define DEFAULT_FONT_FILE SYSTEM_DEFAULT_FONT_FILE
+#endif
+
+#ifndef DEFAULT_FAMILY
+#define DEFAULT_FAMILY SYSTEM_DEFAULT_FAMILY
+#endif
+
+#ifndef DEFAULT_MONOSPACE_FONT_FILE
+#define DEFAULT_MONOSPACE_FONT_FILE SYSTEM_DEFAULT_MONOSPACE_FONT_FILE
+#endif
+
+#ifndef DEFAULT_MONOSPACE_FAMILY
+#define DEFAULT_MONOSPACE_FAMILY SYSTEM_DEFAULT_MONOSPACE_FAMILY
 #endif
 
 /* Freetype */
@@ -135,6 +147,7 @@ typedef uint32_t uni_char_t;
  *****************************************************************************/
 static int  Create ( vlc_object_t * );
 static void Destroy( vlc_object_t * );
+static int OptionCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void *);
 
 #define FONT_TEXT N_("Font")
 #define MONOSPACE_FONT_TEXT N_("Monospace Font")
@@ -357,6 +370,8 @@ struct filter_sys_t
 
     input_attachment_t **pp_font_attachments;
     int                  i_font_attachments;
+
+    vlc_mutex_t    lock;
 };
 
 /* */
@@ -424,12 +439,15 @@ static int GetFontSize( filter_t *p_filter )
     filter_sys_t *p_sys = p_filter->p_sys;
     int           i_size = 0;
 
+    vlc_mutex_lock( &p_filter->p_sys->lock );
     if( p_sys->i_default_font_size )
     {
         i_size = p_sys->i_default_font_size;
+        vlc_mutex_unlock( &p_filter->p_sys->lock );
     }
     else
     {
+        vlc_mutex_unlock( &p_filter->p_sys->lock );
         int i_ratio = var_GetInteger( p_filter, "freetype-rel-fontsize" );
         if( i_ratio > 0 )
         {
@@ -589,20 +607,19 @@ static char* FontConfig_Select( FcConfig* config, const char* family,
 #endif
 
 #ifdef WIN32
-#define FONT_DIR_NT "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts"
+#define FONT_DIR_NT _T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts")
 
-static int GetFileFontByName( const char *font_name, char **psz_filename )
+static int GetFileFontByName( LPCTSTR font_name, char **psz_filename )
 {
     HKEY hKey;
-    wchar_t vbuffer[MAX_PATH];
-    wchar_t dbuffer[256];
+    TCHAR vbuffer[MAX_PATH];
+    TCHAR dbuffer[256];
 
-    if( RegOpenKeyExA(HKEY_LOCAL_MACHINE, FONT_DIR_NT, 0, KEY_READ, &hKey)
+    if( RegOpenKeyEx(HKEY_LOCAL_MACHINE, FONT_DIR_NT, 0, KEY_READ, &hKey)
             != ERROR_SUCCESS )
         return 1;
 
-    MultiByteToWideChar( CP_ACP, 0, font_name, -1, dbuffer, 256 );
-    char *font_name_temp = FromWide( dbuffer );
+    char *font_name_temp = FromT( font_name );
     size_t fontname_len = strlen( font_name_temp );
 
     for( int index = 0;; index++ )
@@ -610,15 +627,15 @@ static int GetFileFontByName( const char *font_name, char **psz_filename )
         DWORD vbuflen = MAX_PATH - 1;
         DWORD dbuflen = 255;
 
-        LONG i_result = RegEnumValueW( hKey, index, vbuffer, &vbuflen,
-                                       NULL, NULL, (LPBYTE)dbuffer, &dbuflen);
+        LONG i_result = RegEnumValue( hKey, index, vbuffer, &vbuflen,
+                                      NULL, NULL, (LPBYTE)dbuffer, &dbuflen);
         if( i_result != ERROR_SUCCESS )
         {
             RegCloseKey( hKey );
             return i_result;
         }
 
-        char *psz_value = FromWide( vbuffer );
+        char *psz_value = FromT( vbuffer );
 
         char *s = strchr( psz_value,'(' );
         if( s != NULL && s != psz_value ) s[-1] = '\0';
@@ -642,7 +659,7 @@ static int GetFileFontByName( const char *font_name, char **psz_filename )
         free( psz_value );
     }
 
-    *psz_filename = FromWide( dbuffer );
+    *psz_filename = FromT( dbuffer );
     free( font_name_temp );
     RegCloseKey( hKey );
     return 0;
@@ -656,7 +673,7 @@ static int CALLBACK EnumFontCallback(const ENUMLOGFONTEX *lpelfe, const NEWTEXTM
     if( (type & RASTER_FONTTYPE) ) return 1;
     // if( lpelfe->elfScript ) FIXME
 
-    return GetFileFontByName( (const char *)lpelfe->elfFullName, (char **)lParam );
+    return GetFileFontByName( (LPCTSTR)lpelfe->elfFullName, (char **)lParam );
 }
 
 static char* Win32_Select( filter_t *p_filter, const char* family,
@@ -675,10 +692,8 @@ static char* Win32_Select( filter_t *p_filter, const char* family,
     if( b_bold )
         lf.lfWeight = FW_BOLD;
 
-    char facename[32];
-    wchar_t* psz_fbuffer = ToWide( family );
-    WideCharToMultiByte( CP_ACP, 0, psz_fbuffer, -1, facename, 32, " ", 0 );
-    strncpy( (LPSTR)&lf.lfFaceName, facename, 32 );
+    LPTSTR psz_fbuffer = ToT( family );
+    _tcsncpy( (LPTSTR)&lf.lfFaceName, psz_fbuffer, LF_FACESIZE );
     free( psz_fbuffer );
 
     /* */
@@ -1175,7 +1190,14 @@ static inline int RenderAXYZ( filter_t *p_filter,
     p_region->fmt = fmt;
 
     /* Initialize the picture background */
-    uint8_t i_a = p_sys->i_background_opacity;
+    vlc_mutex_lock( &p_sys->lock );
+    uint8_t i_opacity = p_sys->i_background_opacity;
+    uint32_t i_background_color = p_sys->i_background_color;
+    uint8_t i_shadow_opacity = p_sys->i_shadow_opacity;
+    uint8_t i_outline_opacity = p_sys->i_outline_opacity;
+    uint32_t i_shadow_color = p_sys->i_shadow_color;
+    uint32_t i_outline_color = p_sys->i_outline_color;
+    vlc_mutex_unlock( &p_sys->lock );
     uint8_t i_x, i_y, i_z;
 
     if (p_region->b_renderbg) {
@@ -1185,8 +1207,8 @@ static inline int RenderAXYZ( filter_t *p_filter,
                          ExtractComponents, BlendPixel);
     } else {
         /* Render background under entire subpicture block */
-        ExtractComponents( p_sys->i_background_color, &i_x, &i_y, &i_z );
-        FillPicture( p_picture, i_a, i_x, i_y, i_z );
+        ExtractComponents( i_background_color, &i_x, &i_y, &i_z );
+        FillPicture( p_picture, i_opacity, i_x, i_y, i_z );
     }
 
     /* Render shadow then outline and then normal glyphs */
@@ -1216,16 +1238,16 @@ static inline int RenderAXYZ( filter_t *p_filter,
                 if( !p_glyph )
                     continue;
 
-                i_a = (ch->i_color >> 24) & 0xff;
+                i_opacity = (ch->i_color >> 24) & 0xff;
                 uint32_t i_color;
                 switch (g) {
                 case 0:
-                    i_a     = i_a * p_sys->i_shadow_opacity / 255;
-                    i_color = p_sys->i_shadow_color;
+                    i_opacity = i_opacity * i_shadow_opacity / 255;
+                    i_color = i_shadow_color;
                     break;
                 case 1:
-                    i_a     = i_a * p_sys->i_outline_opacity / 255;
-                    i_color = p_sys->i_outline_color;
+                    i_opacity = i_opacity * i_outline_opacity / 255;
+                    i_color = i_outline_color;
                     break;
                 default:
                     i_color = ch->i_color;
@@ -1238,7 +1260,7 @@ static inline int RenderAXYZ( filter_t *p_filter,
 
                 BlendAXYZGlyph( p_picture,
                                 i_glyph_x, i_glyph_y,
-                                i_a, i_x, i_y, i_z,
+                                i_opacity, i_x, i_y, i_z,
                                 p_glyph,
                                 BlendPixel );
 
@@ -1246,7 +1268,7 @@ static inline int RenderAXYZ( filter_t *p_filter,
                 if( g == 2 && ch->i_line_thickness > 0 )
                     BlendAXYZLine( p_picture,
                                    i_glyph_x, i_glyph_y + p_glyph->top,
-                                   i_a, i_x, i_y, i_z,
+                                   i_opacity, i_x, i_y, i_z,
                                    &ch[0],
                                    i + 1 < p_line->i_character_count ? &ch[1] : NULL,
                                    BlendPixel );
@@ -1672,9 +1694,11 @@ static text_style_t *GetStyleFromFontStack( filter_sys_t *p_sys,
                                             int i_style_flags )
 {
     char       *psz_fontname = NULL;
+    vlc_mutex_lock(&p_sys->lock);
     uint32_t    i_font_color = p_sys->i_font_color & 0x00ffffff;
-    uint32_t    i_karaoke_bg_color = i_font_color;
     int         i_font_size  = p_sys->i_font_size;
+    vlc_mutex_unlock(&p_sys->lock);
+    uint32_t    i_karaoke_bg_color = i_font_color;
 
     if( PeekFont( p_fonts, &psz_fontname, &i_font_size,
                   &i_font_color, &i_karaoke_bg_color ) )
@@ -1765,11 +1789,16 @@ static int ProcessNodes( filter_t *p_filter,
     }
     else
     {
+        vlc_mutex_lock(&p_sys->lock);
+        uint32_t i_font_size = p_sys->i_font_size;
+        uint32_t i_font_color = p_sys->i_font_color;
+        uint32_t i_font_opacity = p_sys->i_font_opacity;
+        vlc_mutex_unlock(&p_sys->lock);
         rv = PushFont( &p_fonts,
                        p_sys->psz_fontfamily,
-                       p_sys->i_font_size,
-                       (p_sys->i_font_color & 0xffffff) |
-                          ((p_sys->i_font_opacity & 0xff) << 24),
+                       i_font_size,
+                       (i_font_color & 0xffffff) |
+                          ((i_font_opacity & 0xff) << 24),
                        0x00ffffff );
     }
     if( p_sys->b_font_bold )
@@ -2319,7 +2348,10 @@ static int ProcessLines( filter_t *p_filter,
                     msg_Err( p_filter, "Failed to set font size to %d", p_current_style->i_font_size );
                 if( p_sys->p_stroker )
                 {
-                    int i_radius = (p_current_style->i_font_size << 6) * p_sys->f_outline_thickness;
+                    vlc_mutex_lock( &p_sys->lock );
+                    double f_outline_thickness = p_sys->f_outline_thickness;
+                    vlc_mutex_unlock( &p_sys->lock );
+                    int i_radius = (p_current_style->i_font_size << 6) * f_outline_thickness;
                     FT_Stroker_Set( p_sys->p_stroker,
                                     i_radius,
                                     FT_STROKER_LINECAP_ROUND,
@@ -2662,12 +2694,18 @@ static int RenderCommon( filter_t *p_filter, subpicture_region_t *p_region_out,
                                                                           STYLE_ITALIC |
                                                                           STYLE_UNDERLINE |
                                                                           STYLE_STRIKEOUT) );
-        else
+        else {
+            vlc_mutex_lock( &p_sys->lock );
+            uint8_t i_font_size = p_sys->i_font_size;
+            uint32_t i_font_color = p_sys->i_font_color;
+            uint8_t i_font_opacity = p_sys->i_font_opacity;
+            vlc_mutex_unlock( &p_sys->lock );
             p_style = CreateStyle( p_sys->psz_fontfamily,
-                                   p_sys->i_font_size,
-                                   (p_sys->i_font_color & 0xffffff) |
-                                   ((p_sys->i_font_opacity & 0xff) << 24),
+                                   i_font_size,
+                                   (i_font_color & 0xffffff) |
+                                   ((i_font_opacity & 0xff) << 24),
                                    0x00ffffff, 0);
+        }
         if( p_sys->b_font_bold )
             p_style->i_style_flags |= STYLE_BOLD;
 
@@ -2700,7 +2738,11 @@ static int RenderCommon( filter_t *p_filter, subpicture_region_t *p_region_out,
         else if( !p_chroma_list || *p_chroma_list == 0 )
             p_chroma_list = p_chroma_list_rgba;
 
-        const int i_margin = p_sys->i_background_opacity > 0 ? i_max_face_height / 4 : 0;
+        vlc_mutex_lock( &p_sys->lock );
+        uint8_t i_background_opacity = p_sys->i_background_opacity;
+        vlc_mutex_unlock( &p_sys->lock );
+
+        const int i_margin = i_background_opacity > 0 ? i_max_face_height / 4 : 0;
         for( const vlc_fourcc_t *p_chroma = p_chroma_list; *p_chroma != 0; p_chroma++ )
         {
             rv = VLC_EGENERIC;
@@ -2784,8 +2826,18 @@ static int Create( vlc_object_t *p_this )
     p_sys->i_font_size      = 0;
     p_sys->i_display_height = 0;
 
+    vlc_mutex_init( &p_sys->lock );
+
     var_Create( p_filter, "freetype-rel-fontsize",
                 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+    var_Create( p_filter, "freetype-background-opacity",
+                VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+    var_Create( p_filter, "freetype-background-color",
+                VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+    var_Create( p_filter, "freetype-outline-thickness",
+                VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+    var_Create( p_filter, "freetype-color",
+               VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
 
     psz_fontfamily = var_InheritString( p_filter, "freetype-font" );
     psz_monofontfamily = var_InheritString( p_filter, "freetype-monofont" );
@@ -2929,6 +2981,12 @@ static int Create( vlc_object_t *p_this )
 
     LoadFontsFromAttachments( p_filter );
 
+    var_AddCallback(p_this, "freetype-rel-fontsize", OptionCallback, p_this);
+    var_AddCallback(p_this, "freetype-background-opacity", OptionCallback, p_this);
+    var_AddCallback(p_this, "freetype-background-color", OptionCallback, p_this);
+    var_AddCallback(p_this, "freetype-outline-thickness", OptionCallback, p_this);
+    var_AddCallback(p_this, "freetype-color", OptionCallback, p_this);
+
 #ifdef HAVE_STYLES
     free( psz_fontfile );
     free( psz_monofontfile );
@@ -2959,6 +3017,12 @@ static void Destroy( vlc_object_t *p_this )
     filter_t *p_filter = (filter_t *)p_this;
     filter_sys_t *p_sys = p_filter->p_sys;
 
+    var_DelCallback(p_this, "freetype-rel-fontsize", OptionCallback, p_this);
+    var_DelCallback(p_this, "freetype-background-opacity", OptionCallback, p_this);
+    var_DelCallback(p_this, "freetype-background-color", OptionCallback, p_this);
+    var_DelCallback(p_this, "freetype-outline-thickness", OptionCallback, p_this);
+    var_DelCallback(p_this, "freetype-color", OptionCallback, p_this);
+
     if( p_sys->pp_font_attachments )
     {
         for( int k = 0; k < p_sys->i_font_attachments; k++ )
@@ -2982,7 +3046,39 @@ static void Destroy( vlc_object_t *p_this )
         FT_Stroker_Done( p_sys->p_stroker );
     FT_Done_Face( p_sys->p_face );
     FT_Done_FreeType( p_sys->p_library );
+    vlc_mutex_destroy( &p_sys->lock );
     free( p_sys );
 }
 
+static int OptionCallback( vlc_object_t *p_this, char const *psz_var,
+                         vlc_value_t oldval, vlc_value_t newval, void *p_data)
+{
+    VLC_UNUSED(oldval);
+    VLC_UNUSED(p_data);
+
+    filter_t *p_filter = (filter_t *)p_this;
+    filter_sys_t *p_sys = p_filter->p_sys;
+
+    vlc_mutex_lock( &p_sys->lock );
+    if( !strcmp(psz_var, "freetype-rel-fontsize") )
+        msg_Dbg( p_this, "changed relative font size to %"PRId64, newval.i_int);
+    else if( !strcmp(psz_var, "freetype-color") ) {
+        p_sys->i_font_color = newval.i_int;
+        p_sys->i_font_color = VLC_CLIP( p_sys->i_font_color, 0, 0xFFFFFF );
+    } else if( !strcmp(psz_var, "freetype-background-opacity") ) {
+        p_sys->i_background_opacity = newval.i_int;
+        msg_Dbg( p_filter, "changed background opacity to %"PRId64, newval.i_int);
+    } else if( !strcmp(psz_var, "freetype-outline-thickness") ) {
+        p_sys->f_outline_thickness = newval.i_int / 100.;
+        p_sys->f_outline_thickness = VLC_CLIP( p_sys->f_outline_thickness, 0.0, 0.5 );
+        msg_Dbg( p_filter, "changed outline thickness to %"PRId64, newval.i_int);
+    } else if( !strcmp(psz_var, "freetype-background-color") ) {
+        p_sys->i_background_color = newval.i_int;
+        p_sys->i_background_color = VLC_CLIP( p_sys->i_background_color, 0, 0xFFFFFF );
+        msg_Dbg( p_filter, "changed background color to %"PRId64, newval.i_int);
+    }
+    vlc_mutex_unlock( &p_sys->lock );
+
+    return VLC_SUCCESS;
+}