File mozilla-cairo-lcd.patch of Package seamonkey

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File mozilla-cairo-lcd.patch of Package seamonkey (Revision d9dae4e6eb82f0c9265d4945053f08d7)

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# HG changeset patch
# Parent 9cabb92310ded84c0108ccae23c170142997466b
Subject: Add a Cairo LCD filter to use FreeType LCD colour filtering features
References:
https://bugzilla.mozilla.org/show_bug.cgi?id=404637
http://bugs.freedesktop.org/show_bug.cgi?id=10301

diff --git a/config/system-headers b/config/system-headers
--- a/config/system-headers
+++ b/config/system-headers
@@ -258,16 +258,17 @@ Font.h
 Fonts.h
 fp.h
 fpieee.h
 frame/log.h
 frame/req.h
 freetype/freetype.h
 freetype/ftcache.h
 freetype/ftglyph.h
+freetype/ftlcdfil.h
 freetype/ftsynth.h
 freetype/ftoutln.h
 freetype/ttnameid.h
 freetype/tttables.h
 freetype/t1tables.h
 fribidi/fribidi.h
 FSp_fopen.h
 fstream.h
diff --git a/gfx/cairo/cairo/src/cairo-font-options.c b/gfx/cairo/cairo/src/cairo-font-options.c
--- a/gfx/cairo/cairo/src/cairo-font-options.c
+++ b/gfx/cairo/cairo/src/cairo-font-options.c
@@ -34,41 +34,44 @@
  *      Owen Taylor <otaylor@redhat.com>
  */
 
 #include "cairoint.h"
 
 static const cairo_font_options_t _cairo_font_options_nil = {
     CAIRO_ANTIALIAS_DEFAULT,
     CAIRO_SUBPIXEL_ORDER_DEFAULT,
+    CAIRO_LCD_FILTER_DEFAULT,
     CAIRO_HINT_STYLE_DEFAULT,
     CAIRO_HINT_METRICS_DEFAULT
 };
 
 /**
  * _cairo_font_options_init_default:
  * @options: a #cairo_font_options_t
  *
  * Initializes all fields of the font options object to default values.
  **/
 void
 _cairo_font_options_init_default (cairo_font_options_t *options)
 {
     options->antialias = CAIRO_ANTIALIAS_DEFAULT;
     options->subpixel_order = CAIRO_SUBPIXEL_ORDER_DEFAULT;
+    options->lcd_filter = CAIRO_LCD_FILTER_DEFAULT;
     options->hint_style = CAIRO_HINT_STYLE_DEFAULT;
     options->hint_metrics = CAIRO_HINT_METRICS_DEFAULT;
 }
 
 void
 _cairo_font_options_init_copy (cairo_font_options_t		*options,
 			       const cairo_font_options_t	*other)
 {
     options->antialias = other->antialias;
     options->subpixel_order = other->subpixel_order;
+    options->lcd_filter = other->lcd_filter;
     options->hint_style = other->hint_style;
     options->hint_metrics = other->hint_metrics;
 }
 
 /**
  * cairo_font_options_create:
  *
  * Allocates a new font options object with all options initialized
@@ -184,16 +187,18 @@ cairo_font_options_merge (cairo_font_opt
 
     if (cairo_font_options_status ((cairo_font_options_t *) other))
 	return;
 
     if (other->antialias != CAIRO_ANTIALIAS_DEFAULT)
 	options->antialias = other->antialias;
     if (other->subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT)
 	options->subpixel_order = other->subpixel_order;
+    if (other->lcd_filter != CAIRO_LCD_FILTER_DEFAULT)
+	options->lcd_filter = other->lcd_filter;
     if (other->hint_style != CAIRO_HINT_STYLE_DEFAULT)
 	options->hint_style = other->hint_style;
     if (other->hint_metrics != CAIRO_HINT_METRICS_DEFAULT)
 	options->hint_metrics = other->hint_metrics;
 }
 slim_hidden_def (cairo_font_options_merge);
 
 /**
@@ -216,16 +221,17 @@ cairo_font_options_equal (const cairo_fo
     if (cairo_font_options_status ((cairo_font_options_t *) other))
 	return FALSE;
 
     if (options == other)
 	return TRUE;
 
     return (options->antialias == other->antialias &&
 	    options->subpixel_order == other->subpixel_order &&
+	    options->lcd_filter == other->lcd_filter &&
 	    options->hint_style == other->hint_style &&
 	    options->hint_metrics == other->hint_metrics);
 }
 slim_hidden_def (cairo_font_options_equal);
 
 /**
  * cairo_font_options_hash:
  * @options: a #cairo_font_options_t
@@ -241,17 +247,18 @@ slim_hidden_def (cairo_font_options_equa
 unsigned long
 cairo_font_options_hash (const cairo_font_options_t *options)
 {
     if (cairo_font_options_status ((cairo_font_options_t *) options))
 	options = &_cairo_font_options_nil; /* force default values */
 
     return ((options->antialias) |
 	    (options->subpixel_order << 4) |
-	    (options->hint_style << 8) |
+	    (options->lcd_filter << 8) |
+	    (options->hint_style << 12) |
 	    (options->hint_metrics << 16));
 }
 slim_hidden_def (cairo_font_options_hash);
 
 /**
  * cairo_font_options_set_antialias:
  * @options: a #cairo_font_options_t
  * @antialias: the new antialiasing mode
@@ -323,16 +330,58 @@ cairo_font_options_get_subpixel_order (c
 {
     if (cairo_font_options_status ((cairo_font_options_t *) options))
 	return CAIRO_SUBPIXEL_ORDER_DEFAULT;
 
     return options->subpixel_order;
 }
 
 /**
+ * _cairo_font_options_set_lcd_filter:
+ * @options: a #cairo_font_options_t
+ * @lcd_filter: the new LCD filter
+ *
+ * Sets the LCD filter for the font options object. The LCD filter
+ * specifies how pixels are filtered when rendered with an antialiasing
+ * mode of %CAIRO_ANTIALIAS_SUBPIXEL. See the documentation for
+ * #cairo_lcd_filter_t for full details.
+ *
+ * Since: 1.8
+ **/
+void
+_cairo_font_options_set_lcd_filter (cairo_font_options_t *options,
+				    cairo_lcd_filter_t    lcd_filter)
+{
+    if (cairo_font_options_status (options))
+	return;
+
+    options->lcd_filter = lcd_filter;
+}
+
+/**
+ * _cairo_font_options_get_lcd_filter:
+ * @options: a #cairo_font_options_t
+ *
+ * Gets the LCD filter for the font options object.
+ * See the documentation for #cairo_lcd_filter_t for full details.
+ *
+ * Return value: the LCD filter for the font options object
+ *
+ * Since: 1.8
+ **/
+cairo_lcd_filter_t
+_cairo_font_options_get_lcd_filter (const cairo_font_options_t *options)
+{
+    if (cairo_font_options_status ((cairo_font_options_t *) options))
+	return CAIRO_LCD_FILTER_DEFAULT;
+
+    return options->lcd_filter;
+}
+
+/**
  * cairo_font_options_set_hint_style:
  * @options: a #cairo_font_options_t
  * @hint_style: the new hint style
  *
  * Sets the hint style for font outlines for the font options object.
  * This controls whether to fit font outlines to the pixel grid,
  * and if so, whether to optimize for fidelity or contrast.
  * See the documentation for #cairo_hint_style_t for full details.
diff --git a/gfx/cairo/cairo/src/cairo-ft-font.c b/gfx/cairo/cairo/src/cairo-ft-font.c
--- a/gfx/cairo/cairo/src/cairo-ft-font.c
+++ b/gfx/cairo/cairo/src/cairo-ft-font.c
@@ -54,16 +54,38 @@
 #include FT_FREETYPE_H
 #include FT_OUTLINE_H
 #include FT_IMAGE_H
 #include FT_TRUETYPE_TABLES_H
 #if HAVE_FT_GLYPHSLOT_EMBOLDEN
 #include FT_SYNTHESIS_H
 #endif
 
+#include FT_LCD_FILTER_H
+
+/* Fontconfig version older than 2.6 didn't have these options */
+#ifndef FC_LCD_FILTER
+#define FC_LCD_FILTER	"lcdfilter"
+#endif
+/* Some Ubuntu versions defined FC_LCD_FILTER without defining the following */
+#ifndef FC_LCD_NONE
+#define FC_LCD_NONE	0
+#define FC_LCD_DEFAULT	1
+#define FC_LCD_LIGHT	2
+#define FC_LCD_LEGACY	3
+#endif
+
+/* FreeType version older than 2.3.5(?) didn't have these options */
+#ifndef FT_LCD_FILTER_NONE
+#define FT_LCD_FILTER_NONE	0
+#define FT_LCD_FILTER_DEFAULT	1
+#define FT_LCD_FILTER_LIGHT	2
+#define FT_LCD_FILTER_LEGACY	16
+#endif
+
 #define DOUBLE_TO_26_6(d) ((FT_F26Dot6)((d) * 64.0))
 #define DOUBLE_FROM_26_6(t) ((double)(t) / 64.0)
 #define DOUBLE_TO_16_16(d) ((FT_Fixed)((d) * 65536.0))
 #define DOUBLE_FROM_16_16(t) ((double)(t) / 65536.0)
 
 /* This is the max number of FT_face objects we keep open at once
  */
 #define MAX_OPEN_FACES 10
@@ -746,46 +768,309 @@ _cairo_ft_unscaled_font_set_scale (cairo
 					unscaled->face->available_sizes[best_i].height);
 	if (error)
 	    return _cairo_error (CAIRO_STATUS_NO_MEMORY);
     }
 
     return CAIRO_STATUS_SUCCESS;
 }
 
-/* Empirically-derived subpixel filtering values thanks to Keith
- * Packard and libXft. */
-static const int    filters[3][3] = {
-    /* red */
-#if 0
-    {    65538*4/7,65538*2/7,65538*1/7 },
-    /* green */
-    {    65536*1/4, 65536*2/4, 65537*1/4 },
-    /* blue */
-    {    65538*1/7,65538*2/7,65538*4/7 },
+/* we sometimes need to convert the glyph bitmap in a FT_GlyphSlot
+ * into a different format. For example, we want to convert a
+ * FT_PIXEL_MODE_LCD or FT_PIXEL_MODE_LCD_V bitmap into a 32-bit
+ * ARGB or ABGR bitmap.
+ *
+ * this function prepares a target descriptor for this operation.
+ *
+ * input :: target bitmap descriptor. The function will set its
+ *          'width', 'rows' and 'pitch' fields, and only these
+ *
+ * slot  :: the glyph slot containing the source bitmap. this
+ *          function assumes that slot->format == FT_GLYPH_FORMAT_BITMAP
+ *
+ * mode  :: the requested final rendering mode. supported values are
+ *          MONO, NORMAL (i.e. gray), LCD and LCD_V
+ *
+ * the function returns the size in bytes of the corresponding buffer,
+ * it's up to the caller to allocate the corresponding memory block
+ * before calling _fill_xrender_bitmap
+ *
+ * it also returns -1 in case of error (e.g. incompatible arguments,
+ * like trying to convert a gray bitmap into a monochrome one)
+ */
+static int
+_compute_xrender_bitmap_size(FT_Bitmap      *target,
+			     FT_GlyphSlot    slot,
+			     FT_Render_Mode  mode)
+{
+    FT_Bitmap *ftbit;
+    int width, height, pitch;
+
+    if (slot->format != FT_GLYPH_FORMAT_BITMAP)
+	return -1;
+
+    /* compute the size of the final bitmap */
+    ftbit = &slot->bitmap;
+
+    width = ftbit->width;
+    height = ftbit->rows;
+    pitch = (width + 3) & ~3;
+
+    switch (ftbit->pixel_mode) {
+    case FT_PIXEL_MODE_MONO:
+	if (mode == FT_RENDER_MODE_MONO) {
+	    pitch = (((width + 31) & ~31) >> 3);
+	    break;
+	}
+	/* fall-through */
+
+    case FT_PIXEL_MODE_GRAY:
+	if (mode == FT_RENDER_MODE_LCD ||
+	    mode == FT_RENDER_MODE_LCD_V)
+	{
+	    /* each pixel is replicated into a 32-bit ARGB value */
+	    pitch = width * 4;
+	}
+	break;
+
+    case FT_PIXEL_MODE_LCD:
+	if (mode != FT_RENDER_MODE_LCD)
+	    return -1;
+
+	/* horz pixel triplets are packed into 32-bit ARGB values */
+	width /= 3;
+	pitch = width * 4;
+	break;
+
+    case FT_PIXEL_MODE_LCD_V:
+	if (mode != FT_RENDER_MODE_LCD_V)
+	    return -1;
+
+	/* vert pixel triplets are packed into 32-bit ARGB values */
+	height /= 3;
+	pitch = width * 4;
+	break;
+
+    default:  /* unsupported source format */
+	return -1;
+    }
+
+    target->width = width;
+    target->rows = height;
+    target->pitch = pitch;
+    target->buffer = NULL;
+
+    return pitch * height;
+}
+
+/* this functions converts the glyph bitmap found in a FT_GlyphSlot
+ * into a different format (see _compute_xrender_bitmap_size)
+ *
+ * you should call this function after _compute_xrender_bitmap_size
+ *
+ * target :: target bitmap descriptor. Note that its 'buffer' pointer
+ *           must point to memory allocated by the caller
+ *
+ * slot   :: the glyph slot containing the source bitmap
+ *
+ * mode   :: the requested final rendering mode
+ *
+ * bgr    :: boolean, set if BGR or VBGR pixel ordering is needed
+ */
+static void
+_fill_xrender_bitmap(FT_Bitmap      *target,
+		     FT_GlyphSlot    slot,
+		     FT_Render_Mode  mode,
+		     int             bgr)
+{
+    FT_Bitmap *ftbit = &slot->bitmap;
+    unsigned char *srcLine = ftbit->buffer;
+    unsigned char *dstLine = target->buffer;
+    int src_pitch = ftbit->pitch;
+    int width = target->width;
+    int height = target->rows;
+    int pitch = target->pitch;
+    int subpixel;
+    int h;
+
+    subpixel = (mode == FT_RENDER_MODE_LCD ||
+		mode == FT_RENDER_MODE_LCD_V);
+
+    if (src_pitch < 0)
+	srcLine -= src_pitch * (ftbit->rows - 1);
+
+    target->pixel_mode = ftbit->pixel_mode;
+
+    switch (ftbit->pixel_mode) {
+    case FT_PIXEL_MODE_MONO:
+	if (subpixel) {
+	    /* convert mono to ARGB32 values */
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch) {
+		int x;
+
+		for (x = 0; x < width; x++) {
+		    if (srcLine[(x >> 3)] & (0x80 >> (x & 7)))
+			((unsigned int *) dstLine)[x] = 0xffffffffU;
+		}
+	    }
+	    target->pixel_mode = FT_PIXEL_MODE_LCD;
+
+	} else if (mode == FT_RENDER_MODE_NORMAL) {
+	    /* convert mono to 8-bit gray */
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch) {
+		int x;
+
+		for (x = 0; x < width; x++) {
+		    if (srcLine[(x >> 3)] & (0x80 >> (x & 7)))
+			dstLine[x] = 0xff;
+		}
+	    }
+	    target->pixel_mode = FT_PIXEL_MODE_GRAY;
+
+	} else {
+	    /* copy mono to mono */
+
+	    int  bytes = (width + 7) >> 3;
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch)
+		memcpy (dstLine, srcLine, bytes);
+	}
+	break;
+
+    case FT_PIXEL_MODE_GRAY:
+	if (subpixel) {
+	    /* convert gray to ARGB32 values */
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch) {
+		int x;
+		unsigned int *dst = (unsigned int *) dstLine;
+
+		for (x = 0; x < width; x++) {
+		    unsigned int pix = srcLine[x];
+
+		    pix |= (pix << 8);
+		    pix |= (pix << 16);
+
+		    dst[x] = pix;
+		}
+	    }
+	    target->pixel_mode = FT_PIXEL_MODE_LCD;
+        } else {
+            /* copy gray into gray */
+
+            for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch)
+                memcpy (dstLine, srcLine, width);
+        }
+        break;
+
+    case FT_PIXEL_MODE_LCD:
+	if (!bgr) {
+	    /* convert horizontal RGB into ARGB32 */
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch) {
+		int x;
+		unsigned char *src = srcLine;
+		unsigned int *dst = (unsigned int *) dstLine;
+
+		for (x = 0; x < width; x++, src += 3) {
+		    unsigned int  pix;
+
+		    pix = ((unsigned int)src[0] << 16) |
+			  ((unsigned int)src[1] <<  8) |
+			  ((unsigned int)src[2]      ) |
+			  ((unsigned int)src[1] << 24) ;
+
+		    dst[x] = pix;
+		}
+	    }
+	} else {
+	    /* convert horizontal BGR into ARGB32 */
+
+	    for (h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch) {
+
+		int x;
+		unsigned char *src = srcLine;
+		unsigned int *dst = (unsigned int *) dstLine;
+
+		for (x = 0; x < width; x++, src += 3) {
+		    unsigned int  pix;
+
+		    pix = ((unsigned int)src[2] << 16) |
+			  ((unsigned int)src[1] <<  8) |
+			  ((unsigned int)src[0]      ) |
+			  ((unsigned int)src[1] << 24) ;
+
+		    dst[x] = pix;
+		}
+	    }
+	}
+	break;
+
+    default:  /* FT_PIXEL_MODE_LCD_V */
+	/* convert vertical RGB into ARGB32 */
+	if (!bgr) {
+
+	    for (h = height; h > 0; h--, srcLine += 3 * src_pitch, dstLine += pitch) {
+		int x;
+		unsigned char* src = srcLine;
+		unsigned int*  dst = (unsigned int *) dstLine;
+
+		for (x = 0; x < width; x++, src += 1) {
+		    unsigned int pix;
+#if 1
+		    pix = ((unsigned int)src[0]           << 16) |
+			  ((unsigned int)src[src_pitch]   <<  8) |
+			  ((unsigned int)src[src_pitch*2]      ) |
+			  0xFF000000 ;
+#else
+		    pix = ((unsigned int)src[0]           << 16) |
+			  ((unsigned int)src[src_pitch]   <<  8) |
+			  ((unsigned int)src[src_pitch*2]      ) |
+			  ((unsigned int)src[src_pitch]   << 24) ;
 #endif
-    {    65538*9/13,65538*3/13,65538*1/13 },
-    /* green */
-    {    65538*1/6, 65538*4/6, 65538*1/6 },
-    /* blue */
-    {    65538*1/13,65538*3/13,65538*9/13 },
-};
+		    dst[x] = pix;
+		}
+	    }
+	} else {
+
+	    for (h = height; h > 0; h--, srcLine += 3*src_pitch, dstLine += pitch) {
+		int x;
+		unsigned char *src = srcLine;
+		unsigned int *dst = (unsigned int *) dstLine;
+
+		for (x = 0; x < width; x++, src += 1) {
+		    unsigned int  pix;
+
+		    pix = ((unsigned int)src[src_pitch * 2] << 16) |
+			  ((unsigned int)src[src_pitch]     <<  8) |
+			  ((unsigned int)src[0]                  ) |
+			  ((unsigned int)src[src_pitch]     << 24) ;
+
+		    dst[x] = pix;
+		}
+	    }
+	}
+    }
+}
+
 
 /* Fills in val->image with an image surface created from @bitmap
  */
 static cairo_status_t
 _get_bitmap_surface (FT_Bitmap		     *bitmap,
 		     cairo_bool_t	      own_buffer,
 		     cairo_font_options_t    *font_options,
 		     cairo_image_surface_t  **surface)
 {
     int width, height, stride;
     unsigned char *data;
     int format = CAIRO_FORMAT_A8;
-    cairo_bool_t subpixel = FALSE;
+    cairo_image_surface_t *image;
 
     width = bitmap->width;
     height = bitmap->rows;
 
     if (width == 0 || height == 0) {
 	*surface = (cairo_image_surface_t *)
 	    cairo_image_surface_create_for_data (NULL, format, 0, 0, 0);
 	return (*surface)->base.status;
@@ -832,154 +1117,63 @@ _get_bitmap_surface (FT_Bitmap		     *bi
 	}
 #endif
 	format = CAIRO_FORMAT_A1;
 	break;
 
     case FT_PIXEL_MODE_LCD:
     case FT_PIXEL_MODE_LCD_V:
     case FT_PIXEL_MODE_GRAY:
-	switch (font_options->antialias) {
-	case CAIRO_ANTIALIAS_DEFAULT:
-	case CAIRO_ANTIALIAS_GRAY:
-	case CAIRO_ANTIALIAS_NONE:
-	default:
+        if (font_options->antialias != CAIRO_ANTIALIAS_SUBPIXEL) {
 	    stride = bitmap->pitch;
 	    if (own_buffer) {
 		data = bitmap->buffer;
 	    } else {
 		data = _cairo_malloc_ab (height, stride);
 		if (!data)
 		    return _cairo_error (CAIRO_STATUS_NO_MEMORY);
 
 		memcpy (data, bitmap->buffer, stride * height);
 	    }
 	    format = CAIRO_FORMAT_A8;
-	    break;
-	case CAIRO_ANTIALIAS_SUBPIXEL: {
-	    int		    x, y;
-	    unsigned char   *in_line, *out_line, *in;
-	    unsigned int    *out;
-	    unsigned int    red, green, blue;
-	    int		    rf, gf, bf;
-	    int		    s;
-	    int		    o, os;
-	    unsigned char   *data_rgba;
-	    unsigned int    width_rgba, stride_rgba;
-	    int		    vmul = 1;
-	    int		    hmul = 1;
-
-	    switch (font_options->subpixel_order) {
-	    case CAIRO_SUBPIXEL_ORDER_DEFAULT:
-	    case CAIRO_SUBPIXEL_ORDER_RGB:
-	    case CAIRO_SUBPIXEL_ORDER_BGR:
-	    default:
-		width /= 3;
-		hmul = 3;
-		break;
-	    case CAIRO_SUBPIXEL_ORDER_VRGB:
-	    case CAIRO_SUBPIXEL_ORDER_VBGR:
-		vmul = 3;
-		height /= 3;
-		break;
-	    }
-	    /*
-	     * Filter the glyph to soften the color fringes
-	     */
-	    width_rgba = width;
+        } else {
+            /* if we get there, the  data from the source bitmap
+             * really comes from _fill_xrender_bitmap, and is
+             * made of 32-bit ARGB or ABGR values */
+            assert (own_buffer != 0);
+            assert (bitmap->pixel_mode != FT_PIXEL_MODE_GRAY);
+
+            data = bitmap->buffer;
 	    stride = bitmap->pitch;
-	    stride_rgba = (width_rgba * 4 + 3) & ~3;
-	    data_rgba = calloc (stride_rgba, height);
-	    if (data_rgba == NULL) {
-		if (own_buffer)
-		    free (bitmap->buffer);
-		return _cairo_error (CAIRO_STATUS_NO_MEMORY);
-	    }
-
-	    os = 1;
-	    switch (font_options->subpixel_order) {
-	    case CAIRO_SUBPIXEL_ORDER_VRGB:
-		os = stride;
-	    case CAIRO_SUBPIXEL_ORDER_DEFAULT:
-	    case CAIRO_SUBPIXEL_ORDER_RGB:
-	    default:
-		rf = 0;
-		gf = 1;
-		bf = 2;
-		break;
-	    case CAIRO_SUBPIXEL_ORDER_VBGR:
-		os = stride;
-	    case CAIRO_SUBPIXEL_ORDER_BGR:
-		bf = 0;
-		gf = 1;
-		rf = 2;
-		break;
-	    }
-	    in_line = bitmap->buffer;
-	    out_line = data_rgba;
-	    for (y = 0; y < height; y++)
-	    {
-		in = in_line;
-		out = (unsigned int *) out_line;
-		in_line += stride * vmul;
-		out_line += stride_rgba;
-		for (x = 0; x < width * hmul; x += hmul)
-		{
-		    red = green = blue = 0;
-		    o = 0;
-		    for (s = 0; s < 3; s++)
-		    {
-			red += filters[rf][s]*in[x+o];
-			green += filters[gf][s]*in[x+o];
-			blue += filters[bf][s]*in[x+o];
-			o += os;
-		    }
-		    red = red / 65536;
-		    green = green / 65536;
-		    blue = blue / 65536;
-		    *out++ = (green << 24) | (red << 16) | (green << 8) | blue;
-		}
-	    }
-
-	    /* Images here are stored in native format. The
-	     * backend must convert to its own format as needed
-	     */
-
-	    if (own_buffer)
-		free (bitmap->buffer);
-	    data = data_rgba;
-	    stride = stride_rgba;
 	    format = CAIRO_FORMAT_ARGB32;
-	    subpixel = TRUE;
-	    break;
-	}
 	}
 	break;
     case FT_PIXEL_MODE_GRAY2:
     case FT_PIXEL_MODE_GRAY4:
 	/* These could be triggered by very rare types of TrueType fonts */
     default:
 	if (own_buffer)
 	    free (bitmap->buffer);
 	return _cairo_error (CAIRO_STATUS_NO_MEMORY);
     }
 
-    *surface = (cairo_image_surface_t *)
+    /* XXX */
+    *surface = image = (cairo_image_surface_t *)
 	cairo_image_surface_create_for_data (data,
 					     format,
 					     width, height, stride);
-    if ((*surface)->base.status) {
+    if (image->base.status) {
 	free (data);
 	return (*surface)->base.status;
     }
 
-    if (subpixel)
-	pixman_image_set_component_alpha ((*surface)->pixman_image, TRUE);
-
-    _cairo_image_surface_assume_ownership_of_data ((*surface));
+    if (font_options->antialias == CAIRO_ANTIALIAS_SUBPIXEL)
+        pixman_image_set_component_alpha (image->pixman_image, TRUE);
+
+    _cairo_image_surface_assume_ownership_of_data (image);
 
     return CAIRO_STATUS_SUCCESS;
 }
 
 /* Converts an outline FT_GlyphSlot into an image
  *
  * This could go through _render_glyph_bitmap as well, letting
  * FreeType convert the outline to a bitmap, but doing it ourselves
@@ -994,129 +1188,171 @@ _get_bitmap_surface (FT_Bitmap		     *bi
  * when we add subpixel support. If so, we may want to eliminate
  * this version of the code path entirely.
  */
 static cairo_status_t
 _render_glyph_outline (FT_Face                    face,
 		       cairo_font_options_t	 *font_options,
 		       cairo_image_surface_t	**surface)
 {
+    int rgba = FC_RGBA_UNKNOWN;
+    int lcd_filter = FT_LCD_FILTER_LEGACY;
     FT_GlyphSlot glyphslot = face->glyph;
     FT_Outline *outline = &glyphslot->outline;
     FT_Bitmap bitmap;
     FT_BBox cbox;
-    FT_Matrix matrix;
-    int hmul = 1;
-    int vmul = 1;
-    unsigned int width, height, stride;
-    cairo_bool_t subpixel = FALSE;
+    unsigned int width, height;
     cairo_status_t status;
+    FT_Error fterror;
+    FT_Library library = glyphslot->library;
+    FT_Render_Mode render_mode = FT_RENDER_MODE_NORMAL;
+
+    switch (font_options->antialias) {
+      case CAIRO_ANTIALIAS_NONE:
+        render_mode = FT_RENDER_MODE_MONO;
+        break;
+
+      case CAIRO_ANTIALIAS_SUBPIXEL:
+        switch (font_options->subpixel_order) {
+          case CAIRO_SUBPIXEL_ORDER_DEFAULT:
+          case CAIRO_SUBPIXEL_ORDER_RGB:
+          case CAIRO_SUBPIXEL_ORDER_BGR:
+            render_mode = FT_RENDER_MODE_LCD;
+            break;
+
+          case CAIRO_SUBPIXEL_ORDER_VRGB:
+          case CAIRO_SUBPIXEL_ORDER_VBGR:
+            render_mode = FT_RENDER_MODE_LCD_V;
+            break;
+        }
+
+        switch (font_options->lcd_filter) {
+          case CAIRO_LCD_FILTER_NONE:
+            lcd_filter = FT_LCD_FILTER_NONE;
+            break;
+          case CAIRO_LCD_FILTER_DEFAULT:
+          case CAIRO_LCD_FILTER_INTRA_PIXEL:
+            lcd_filter = FT_LCD_FILTER_LEGACY;
+            break;
+          case CAIRO_LCD_FILTER_FIR3:
+            lcd_filter = FT_LCD_FILTER_LIGHT;
+            break;
+          case CAIRO_LCD_FILTER_FIR5:
+            lcd_filter = FT_LCD_FILTER_DEFAULT;
+            break;
+        }
+
+        break;
+
+      case CAIRO_ANTIALIAS_DEFAULT:
+      case CAIRO_ANTIALIAS_GRAY:
+        render_mode = FT_RENDER_MODE_NORMAL;
+    }
 
     FT_Outline_Get_CBox (outline, &cbox);
 
     cbox.xMin &= -64;
     cbox.yMin &= -64;
     cbox.xMax = (cbox.xMax + 63) & -64;
     cbox.yMax = (cbox.yMax + 63) & -64;
 
     width = (unsigned int) ((cbox.xMax - cbox.xMin) >> 6);
     height = (unsigned int) ((cbox.yMax - cbox.yMin) >> 6);
-    stride = (width * hmul + 3) & ~3;
 
     if (width * height == 0) {
 	cairo_format_t format;
 	/* Looks like fb handles zero-sized images just fine */
-	switch (font_options->antialias) {
-	case CAIRO_ANTIALIAS_NONE:
+        switch (render_mode) {
+        case FT_RENDER_MODE_MONO:
 	    format = CAIRO_FORMAT_A1;
 	    break;
-	case CAIRO_ANTIALIAS_SUBPIXEL:
+        case FT_RENDER_MODE_LCD:
+        case FT_RENDER_MODE_LCD_V:
 	    format= CAIRO_FORMAT_ARGB32;
 	    break;
-	case CAIRO_ANTIALIAS_DEFAULT:
-	case CAIRO_ANTIALIAS_GRAY:
+        case FT_RENDER_MODE_LIGHT:
+        case FT_RENDER_MODE_NORMAL:
+        case FT_RENDER_MODE_MAX:
 	default:
 	    format = CAIRO_FORMAT_A8;
 	    break;
 	}
 
 	(*surface) = (cairo_image_surface_t *)
 	    cairo_image_surface_create_for_data (NULL, format, 0, 0, 0);
 	if ((*surface)->base.status)
 	    return (*surface)->base.status;
     } else  {
 
-	matrix.xx = matrix.yy = 0x10000L;
-	matrix.xy = matrix.yx = 0;
-
-	switch (font_options->antialias) {
-	case CAIRO_ANTIALIAS_NONE:
-	    bitmap.pixel_mode = FT_PIXEL_MODE_MONO;
-	    bitmap.num_grays  = 1;
-	    stride = ((width + 31) & -32) >> 3;
+      int bitmap_size;
+
+      switch (render_mode) {
+        case FT_RENDER_MODE_LCD:
+            if (font_options->subpixel_order == CAIRO_SUBPIXEL_ORDER_BGR) {
+              rgba = FC_RGBA_BGR;
+            } else {
+              rgba = FC_RGBA_RGB;
+            }
 	    break;
-	case CAIRO_ANTIALIAS_DEFAULT:
-	case CAIRO_ANTIALIAS_GRAY:
-	    bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
-	    bitmap.num_grays  = 256;
-	    stride = (width + 3) & -4;
+        case FT_RENDER_MODE_LCD_V:
+            if (font_options->subpixel_order == CAIRO_SUBPIXEL_ORDER_VBGR) {
+              rgba = FC_RGBA_VBGR;
+            } else {
+              rgba = FC_RGBA_VRGB;
+            }
 	    break;
-	case CAIRO_ANTIALIAS_SUBPIXEL:
-	    switch (font_options->subpixel_order) {
-	    case CAIRO_SUBPIXEL_ORDER_RGB:
-	    case CAIRO_SUBPIXEL_ORDER_BGR:
-	    case CAIRO_SUBPIXEL_ORDER_DEFAULT:
-	    default:
-		matrix.xx *= 3;
-		hmul = 3;
-		subpixel = TRUE;
-		break;
-	    case CAIRO_SUBPIXEL_ORDER_VRGB:
-	    case CAIRO_SUBPIXEL_ORDER_VBGR:
-		matrix.yy *= 3;
-		vmul = 3;
-		subpixel = TRUE;
-		break;
-	    }
-	    FT_Outline_Transform (outline, &matrix);
-
-	    bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
-	    bitmap.num_grays  = 256;
-	    stride = (width * hmul + 3) & -4;
+        case FT_RENDER_MODE_MONO:
+        case FT_RENDER_MODE_LIGHT:
+        case FT_RENDER_MODE_NORMAL:
+        case FT_RENDER_MODE_MAX:
+        default:
+            break;
 	}
 
-	bitmap.pitch = stride;
-	bitmap.width = width * hmul;
-	bitmap.rows = height * vmul;
-	bitmap.buffer = calloc (stride, bitmap.rows);
+        FT_Library_SetLcdFilter (library, lcd_filter);
+
+        fterror = FT_Render_Glyph (face->glyph, render_mode);
+
+        FT_Library_SetLcdFilter (library, FT_LCD_FILTER_NONE);
+
+        if (fterror != 0)
+          return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+
+        bitmap_size = _compute_xrender_bitmap_size (&bitmap,
+                                                    face->glyph,
+                                                    render_mode);
+        if (bitmap_size < 0)
+          return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+
+        bitmap.buffer = calloc (1, bitmap_size);
 	if (bitmap.buffer == NULL)
 	    return _cairo_error (CAIRO_STATUS_NO_MEMORY);
 
-	FT_Outline_Translate (outline, -cbox.xMin*hmul, -cbox.yMin*vmul);
-
-	if (FT_Outline_Get_Bitmap (glyphslot->library, outline, &bitmap) != 0) {
-	    free (bitmap.buffer);
-	    return _cairo_error (CAIRO_STATUS_NO_MEMORY);
-	}
-
+        _fill_xrender_bitmap (&bitmap, face->glyph, render_mode,
+                              (rgba == FC_RGBA_BGR || rgba == FC_RGBA_VBGR));
+
+        /* Note:
+         * _get_bitmap_surface will free bitmap.buffer if there is an error
+         */
 	status = _get_bitmap_surface (&bitmap, TRUE, font_options, surface);
 	if (status)
 	    return status;
+
+        /* Note: the font's coordinate system is upside down from ours, so the
+         * Y coordinate of the control box needs to be negated.  Moreover,
+         * device
+         * offsets are position of glyph origin relative to top left while
+         * xMin
+         * and yMax are offsets of top left relative to origin.  Another
+         * negation.
+         */
+        cairo_surface_set_device_offset (&(*surface)->base,
+                                         (double)-glyphslot->bitmap_left,
+                                         (double)+glyphslot->bitmap_top);
     }
-
-    /*
-     * Note: the font's coordinate system is upside down from ours, so the
-     * Y coordinate of the control box needs to be negated.  Moreover, device
-     * offsets are position of glyph origin relative to top left while xMin
-     * and yMax are offsets of top left relative to origin.  Another negation.
-     */
-    cairo_surface_set_device_offset (&(*surface)->base,
-				     floor (-(double) cbox.xMin / 64.0),
-				     floor (+(double) cbox.yMax / 64.0));
-
     return CAIRO_STATUS_SUCCESS;
 }
 
 /* Converts a bitmap (or other) FT_GlyphSlot into an image */
 static cairo_status_t
 _render_glyph_bitmap (FT_Face		      face,
 		      cairo_font_options_t   *font_options,
 		      cairo_image_surface_t **surface)
@@ -1326,16 +1562,17 @@ _get_pattern_ft_options (FcPattern *patt
 
     /* disable antialiasing if requested */
     if (FcPatternGetBool (pattern,
 			  FC_ANTIALIAS, 0, &antialias) != FcResultMatch)
 	antialias = FcTrue;
     
     if (antialias) {
 	cairo_subpixel_order_t subpixel_order;
+	int lcd_filter;
 
 	/* disable hinting if requested */
 	if (FcPatternGetBool (pattern,
 			      FC_HINTING, 0, &hinting) != FcResultMatch)
 	    hinting = FcTrue;
 
 	if (FcPatternGetInteger (pattern,
 				 FC_RGBA, 0, &rgba) != FcResultMatch)
@@ -1361,16 +1598,35 @@ _get_pattern_ft_options (FcPattern *patt
 	    break;
 	}
 
 	if (subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT) {
 	    ft_options.base.subpixel_order = subpixel_order;
 	    ft_options.base.antialias = CAIRO_ANTIALIAS_SUBPIXEL;
 	}
 
+	if (FcPatternGetInteger (pattern,
+				 FC_LCD_FILTER, 0, &lcd_filter) == FcResultMatch)
+	{
+	    switch (lcd_filter) {
+	    case FC_LCD_NONE:
+		ft_options.base.lcd_filter = CAIRO_LCD_FILTER_NONE;
+		break;
+	    case FC_LCD_DEFAULT:
+		ft_options.base.lcd_filter = CAIRO_LCD_FILTER_FIR5;
+		break;
+	    case FC_LCD_LIGHT:
+		ft_options.base.lcd_filter = CAIRO_LCD_FILTER_FIR3;
+		break;
+	    case FC_LCD_LEGACY:
+		ft_options.base.lcd_filter = CAIRO_LCD_FILTER_INTRA_PIXEL;
+		break;
+	    }
+	}
+
 #ifdef FC_HINT_STYLE    
 	if (FcPatternGetInteger (pattern, 
 				 FC_HINT_STYLE, 0, &hintstyle) != FcResultMatch)
 	    hintstyle = FC_HINT_FULL;
 
 	if (!hinting)
 	    hintstyle = FC_HINT_NONE;
 
@@ -1462,16 +1718,22 @@ _cairo_ft_options_merge (cairo_ft_option
     }
 
     if (options->base.hint_style == CAIRO_HINT_STYLE_DEFAULT)
 	options->base.hint_style = other->base.hint_style;
 
     if (other->base.hint_style == CAIRO_HINT_STYLE_NONE)
 	options->base.hint_style = CAIRO_HINT_STYLE_NONE;
 
+    if (options->base.lcd_filter == CAIRO_LCD_FILTER_DEFAULT)
+	options->base.lcd_filter = other->base.lcd_filter;
+
+    if (other->base.lcd_filter == CAIRO_LCD_FILTER_NONE)
+	options->base.lcd_filter = CAIRO_LCD_FILTER_NONE;
+
     if (options->base.antialias == CAIRO_ANTIALIAS_NONE) {
 	if (options->base.hint_style == CAIRO_HINT_STYLE_NONE)
 	    load_flags |= FT_LOAD_NO_HINTING;
 	else
 	    load_target = FT_LOAD_TARGET_MONO;
 	load_flags |= FT_LOAD_MONOCHROME;
     } else {
 	switch (options->base.hint_style) {
@@ -1485,21 +1747,21 @@ _cairo_ft_options_merge (cairo_ft_option
 	    break;
 	case CAIRO_HINT_STYLE_FULL:
 	case CAIRO_HINT_STYLE_DEFAULT:
 	    if (options->base.antialias == CAIRO_ANTIALIAS_SUBPIXEL) {
 		switch (options->base.subpixel_order) {
 		case CAIRO_SUBPIXEL_ORDER_DEFAULT:
 		case CAIRO_SUBPIXEL_ORDER_RGB:
 		case CAIRO_SUBPIXEL_ORDER_BGR:
-		    load_target |= FT_LOAD_TARGET_LCD;
+		    load_target = FT_LOAD_TARGET_LCD;
 		    break;
 		case CAIRO_SUBPIXEL_ORDER_VRGB:
 		case CAIRO_SUBPIXEL_ORDER_VBGR:
-		    load_target |= FT_LOAD_TARGET_LCD_V;
+		    load_target = FT_LOAD_TARGET_LCD_V;
 		break;
 		}
 	    }
 	    break;
 	}
     }
 
     options->load_flags = load_flags | load_target;
@@ -2460,16 +2722,44 @@ _cairo_ft_font_options_substitute (const
 		rgba = FC_RGBA_NONE;
 	    }
 
 	    if (! FcPatternAddInteger (pattern, FC_RGBA, rgba))
 		return _cairo_error (CAIRO_STATUS_NO_MEMORY);
 	}
     }
 
+    if (options->lcd_filter != CAIRO_LCD_FILTER_DEFAULT)
+    {
+	if (FcPatternGet (pattern, FC_LCD_FILTER, 0, &v) == FcResultNoMatch)
+	{
+	    int lcd_filter;
+
+	    switch (options->lcd_filter) {
+	    case CAIRO_LCD_FILTER_NONE:
+		lcd_filter = FT_LCD_FILTER_NONE;
+		break;
+	    case CAIRO_LCD_FILTER_DEFAULT:
+	    case CAIRO_LCD_FILTER_INTRA_PIXEL:
+		lcd_filter = FT_LCD_FILTER_LEGACY;
+		break;
+	    case CAIRO_LCD_FILTER_FIR3:
+		lcd_filter = FT_LCD_FILTER_LIGHT;
+		break;
+	    default:
+	    case CAIRO_LCD_FILTER_FIR5:
+		lcd_filter = FT_LCD_FILTER_DEFAULT;
+		break;
+	    }
+
+	    if (! FcPatternAddInteger (pattern, FC_LCD_FILTER, lcd_filter))
+		return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+	}
+    }
+
     if (options->hint_style != CAIRO_HINT_STYLE_DEFAULT)
     {
 	if (FcPatternGet (pattern, FC_HINTING, 0, &v) == FcResultNoMatch)
 	{
 	    if (! FcPatternAddBool (pattern,
 			            FC_HINTING,
 				    options->hint_style != CAIRO_HINT_STYLE_NONE))
 		return _cairo_error (CAIRO_STATUS_NO_MEMORY);
diff --git a/gfx/cairo/cairo/src/cairo-surface.c b/gfx/cairo/cairo/src/cairo-surface.c
--- a/gfx/cairo/cairo/src/cairo-surface.c
+++ b/gfx/cairo/cairo/src/cairo-surface.c
@@ -68,16 +68,17 @@ const cairo_surface_t name = {					\
     0.0,				/* y_fallback_resolution */	\
     NULL,				/* clip */		\
     0,					/* next_clip_serial */	\
     0,					/* current_clip_serial */	\
     FALSE,				/* is_snapshot */	\
     FALSE,				/* has_font_options */	\
     { CAIRO_ANTIALIAS_DEFAULT,		/* antialias */		\
       CAIRO_SUBPIXEL_ORDER_DEFAULT,	/* subpixel_order */	\
+      CAIRO_LCD_FILTER_DEFAULT,		/* lcd_filter */	\
       CAIRO_HINT_STYLE_DEFAULT,		/* hint_style */	\
       CAIRO_HINT_METRICS_DEFAULT	/* hint_metrics */	\
     }					/* font_options */	\
 }
 
 static DEFINE_NIL_SURFACE(CAIRO_STATUS_NO_MEMORY, _cairo_surface_nil);
 static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_CONTENT, _cairo_surface_nil_invalid_content);
 static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_FORMAT, _cairo_surface_nil_invalid_format);
diff --git a/gfx/cairo/cairo/src/cairo-types-private.h b/gfx/cairo/cairo/src/cairo-types-private.h
--- a/gfx/cairo/cairo/src/cairo-types-private.h
+++ b/gfx/cairo/cairo/src/cairo-types-private.h
@@ -108,19 +108,44 @@ struct _cairo_array {
     unsigned int size;
     unsigned int num_elements;
     unsigned int element_size;
     char **elements;
 
     cairo_bool_t is_snapshot;
 };
 
+/**
+ * cairo_lcd_filter_t:
+ * @CAIRO_LCD_FILTER_DEFAULT: Use the default LCD filter for
+ *   font backend and target device
+ * @CAIRO_LCD_FILTER_NONE: Do not perform LCD filtering
+ * @CAIRO_LCD_FILTER_INTRA_PIXEL: Intra-pixel filter
+ * @CAIRO_LCD_FILTER_FIR3: FIR filter with a 3x3 kernel
+ * @CAIRO_LCD_FILTER_FIR5: FIR filter with a 5x5 kernel
+ *
+ * The LCD filter specifies the low-pass filter applied to LCD-optimized
+ * bitmaps generated with an antialiasing mode of %CAIRO_ANTIALIAS_SUBPIXEL.
+ *
+ * Note: This API was temporarily made available in the public
+ * interface during the 1.7.x development series, but was made private
+ * before 1.8.
+ **/
+typedef enum _cairo_lcd_filter {
+    CAIRO_LCD_FILTER_DEFAULT,
+    CAIRO_LCD_FILTER_NONE,
+    CAIRO_LCD_FILTER_INTRA_PIXEL,
+    CAIRO_LCD_FILTER_FIR3,
+    CAIRO_LCD_FILTER_FIR5
+} cairo_lcd_filter_t;
+
 struct _cairo_font_options {
     cairo_antialias_t antialias;
     cairo_subpixel_order_t subpixel_order;
+    cairo_lcd_filter_t lcd_filter;
     cairo_hint_style_t hint_style;
     cairo_hint_metrics_t hint_metrics;
 };
 
 struct _cairo_cache {
     cairo_hash_table_t *hash_table;
 
     cairo_destroy_func_t entry_destroy;
diff --git a/gfx/cairo/cairo/src/cairo-xlib-screen.c b/gfx/cairo/cairo/src/cairo-xlib-screen.c
--- a/gfx/cairo/cairo/src/cairo-xlib-screen.c
+++ b/gfx/cairo/cairo/src/cairo-xlib-screen.c
@@ -145,23 +145,32 @@ get_integer_default (Display    *dpy,
 
 static void
 _cairo_xlib_init_screen_font_options (Display *dpy, cairo_xlib_screen_info_t *info)
 {
     cairo_bool_t xft_hinting;
     cairo_bool_t xft_antialias;
     int xft_hintstyle;
     int xft_rgba;
+    int xft_lcdfilter;
     cairo_antialias_t antialias;
     cairo_subpixel_order_t subpixel_order;
+    cairo_lcd_filter_t lcd_filter;
     cairo_hint_style_t hint_style;
 
     if (!get_boolean_default (dpy, "antialias", &xft_antialias))
 	xft_antialias = TRUE;
 
+    if (!get_integer_default (dpy, "lcdfilter", &xft_lcdfilter)) {
+        /* -1 is an non-existant Fontconfig constant used to differentiate
+         * the case when no lcdfilter property is available.
+         */
+        xft_lcdfilter = -1;
+    }
+
     if (!get_boolean_default (dpy, "hinting", &xft_hinting))
 	xft_hinting = TRUE;
 
     if (!get_integer_default (dpy, "hintstyle", &xft_hintstyle))
 	xft_hintstyle = FC_HINT_FULL;
 
     if (!get_integer_default (dpy, "rgba", &xft_rgba))
     {
@@ -234,28 +243,47 @@ _cairo_xlib_init_screen_font_options (Di
 	subpixel_order = CAIRO_SUBPIXEL_ORDER_VBGR;
 	break;
     case FC_RGBA_UNKNOWN:
     case FC_RGBA_NONE:
     default:
 	subpixel_order = CAIRO_SUBPIXEL_ORDER_DEFAULT;
     }
 
+    switch (xft_lcdfilter) {
+    case FC_LCD_NONE:
+	lcd_filter = CAIRO_LCD_FILTER_NONE;
+	break;
+    case FC_LCD_DEFAULT:
+	lcd_filter = CAIRO_LCD_FILTER_FIR5;
+	break;
+    case FC_LCD_LIGHT:
+	lcd_filter = CAIRO_LCD_FILTER_FIR3;
+	break;
+    case FC_LCD_LEGACY:
+	lcd_filter = CAIRO_LCD_FILTER_INTRA_PIXEL;
+	break;
+    default:
+	lcd_filter = CAIRO_LCD_FILTER_DEFAULT;
+	break;
+    }
+
     if (xft_antialias) {
 	if (subpixel_order == CAIRO_SUBPIXEL_ORDER_DEFAULT)
 	    antialias = CAIRO_ANTIALIAS_GRAY;
 	else
 	    antialias = CAIRO_ANTIALIAS_SUBPIXEL;
     } else {
 	antialias = CAIRO_ANTIALIAS_NONE;
     }
 
     cairo_font_options_set_hint_style (&info->font_options, hint_style);
     cairo_font_options_set_antialias (&info->font_options, antialias);
     cairo_font_options_set_subpixel_order (&info->font_options, subpixel_order);
+    _cairo_font_options_set_lcd_filter (&info->font_options, lcd_filter);
     cairo_font_options_set_hint_metrics (&info->font_options, CAIRO_HINT_METRICS_ON);
 }
 
 cairo_xlib_screen_info_t *
 _cairo_xlib_screen_info_reference (cairo_xlib_screen_info_t *info)
 {
     assert (CAIRO_REFERENCE_COUNT_HAS_REFERENCE (&info->ref_count));
 
diff --git a/gfx/cairo/cairo/src/cairoint.h b/gfx/cairo/cairo/src/cairoint.h
--- a/gfx/cairo/cairo/src/cairoint.h
+++ b/gfx/cairo/cairo/src/cairoint.h
@@ -1367,16 +1367,23 @@ extern const cairo_private uint16_t _cai
 
 cairo_private void
 _cairo_font_options_init_default (cairo_font_options_t *options);
 
 cairo_private void
 _cairo_font_options_init_copy (cairo_font_options_t		*options,
 			       const cairo_font_options_t	*other);
 
+cairo_private void
+_cairo_font_options_set_lcd_filter (cairo_font_options_t   *options,
+				   cairo_lcd_filter_t  lcd_filter);
+
+cairo_private cairo_lcd_filter_t
+_cairo_font_options_get_lcd_filter (const cairo_font_options_t *options);
+
 /* cairo-hull.c */
 cairo_private cairo_status_t
 _cairo_hull_compute (cairo_pen_vertex_t *vertices, int *num_vertices);
 
 /* cairo-lzw.c */
 cairo_private unsigned char *
 _cairo_lzw_compress (unsigned char *data, unsigned long *size_in_out);

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File mozilla-cairo-lcd.patch of Package seamonkey (Revision d9dae4e6eb82f0c9265d4945053f08d7)

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