[cairo-commit] src/cairo-ft-font.c

[Behdad Esfahbod]

 src/cairo-ft-font.c |    9 +++++++++
 1 file changed, 9 insertions(+)

New commits:
commit f3515954e0bc9c9ca413a84a8dd842145cec83a7
Author: Behdad Esfahbod <behdad at behdad.org>
Date:   Tue Aug 8 22:04:55 2017 -0700

    [ft] Fix color font loading on big-endian systems
    
    Untested, but the logic is correct: FreeType's BGRA type is always
    laid out in that order in memory.  Cairo's ARGB32 is endianness-
    dependent.  On little-endian systems the two are the same.  On big-endian
    we need to flip.

diff --git a/src/cairo-ft-font.c b/src/cairo-ft-font.c
index e1070f4c..3b308757 100644
--- a/src/cairo-ft-font.c
+++ b/src/cairo-ft-font.c
@@ -1255,6 +1255,15 @@ _get_bitmap_surface (FT_Bitmap		     *bitmap,
 
 	    memcpy (data, bitmap->buffer, stride * height);
 	}
+
+	if (!_cairo_is_little_endian ())
+	{
+	    /* Byteswap. */
+	    unsigned int i, count = height * width;
+	    uint32_t *p = (uint32_t *) data;
+	    for (i = 0; i < count; i++)
+		p[i] = be32_to_cpu (p[i]);
+	}
 	format = CAIRO_FORMAT_ARGB32;
 	break;
 #endif