diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-07-08 21:56:32 +0100 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-07-13 12:35:50 +0100 |
commit | af71e7717e3eb89f6ebaa6b43b1267341dc15116 (patch) | |
tree | ab6e458df36706b4aaa9ad35d009bed2ced29ae6 | |
parent | cc3e4c6ec96c3319abaae889198f0fbab8e1f90d (diff) |
png: Fix support of depth-30 images
Rename the variable depth to bpc to prevent future confusion.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r-- | src/cairo-png.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/cairo-png.c b/src/cairo-png.c index e176043d..5cb132e0 100644 --- a/src/cairo-png.c +++ b/src/cairo-png.c @@ -178,7 +178,7 @@ write_png (cairo_surface_t *surface, png_byte **volatile rows = NULL; png_color_16 white; int png_color_type; - int depth; + int bpc; status = _cairo_surface_acquire_source_image (surface, &image, @@ -235,26 +235,26 @@ write_png (cairo_surface_t *surface, switch (clone->format) { case CAIRO_FORMAT_ARGB32: - depth = 8; + bpc = 8; if (_cairo_image_analyze_transparency (clone) == CAIRO_IMAGE_IS_OPAQUE) png_color_type = PNG_COLOR_TYPE_RGB; else png_color_type = PNG_COLOR_TYPE_RGB_ALPHA; break; case CAIRO_FORMAT_RGB30: - depth = 30; + bpc = 10; png_color_type = PNG_COLOR_TYPE_RGB; break; case CAIRO_FORMAT_RGB24: - depth = 8; + bpc = 8; png_color_type = PNG_COLOR_TYPE_RGB; break; case CAIRO_FORMAT_A8: - depth = 8; + bpc = 8; png_color_type = PNG_COLOR_TYPE_GRAY; break; case CAIRO_FORMAT_A1: - depth = 1; + bpc = 1; png_color_type = PNG_COLOR_TYPE_GRAY; #ifndef WORDS_BIGENDIAN png_set_packswap (png); @@ -269,13 +269,13 @@ write_png (cairo_surface_t *surface, png_set_IHDR (png, info, clone->width, - clone->height, depth, + clone->height, bpc, png_color_type, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); - white.gray = (1 << depth) - 1; + white.gray = (1 << bpc) - 1; white.red = white.blue = white.green = white.gray; png_set_bKGD (png, info, &white); |