def _do_paint_rgb(self, cairo_format, has_alpha, img_data, x, y, width,
height, rowstride, options):
""" must be called from UI thread """
log(
"cairo._do_paint_rgb(%s, %s, %s %s, %s, %s, %s, %s, %s, %s) set_image_surface_data=%s, use pixbuf=%s",
FORMATS.get(cairo_format, cairo_format), has_alpha, len(img_data),
type(img_data), x, y, width, height, rowstride, options,
set_image_surface_data, CAIRO_USE_PIXBUF)
rgb_format = options.strget(b"rgb_format", "RGB")
if set_image_surface_data and not CAIRO_USE_PIXBUF:
if (cairo_format==cairo.FORMAT_RGB24 and rgb_format in ("RGB", "BGR")) or \
(cairo_format==cairo.FORMAT_ARGB32 and rgb_format in ("BGRX", "BGRA")):
img_surface = cairo.ImageSurface(cairo_format, width, height)
set_image_surface_data(img_surface, rgb_format, img_data,
width, height, rowstride)
self.cairo_paint_surface(img_surface, x, y, options)
return True
if rgb_format in ("RGB", "RGBA", "RGBX"):
data = GLib.Bytes(img_data)
pixbuf = GdkPixbuf.Pixbuf.new_from_bytes(data,
GdkPixbuf.Colorspace.RGB,
has_alpha, 8, width,
height, rowstride)
self.cairo_paint_pixbuf(pixbuf, x, y, options)
return True
img_data = memoryview(img_data)
self.nasty_rgb_via_png_paint(cairo_format, has_alpha, img_data, x, y,
width, height, rowstride, rgb_format)
return True
def _do_paint_rgb(self, cairo_format, has_alpha, img_data, x: int, y: int,
width: int, height: int, render_width: int,
render_height: int, rowstride: int, options):
""" must be called from UI thread """
log(
"cairo._do_paint_rgb(%s, %s, %s %s, %s, %s, %s, %s, %s, %s, %s, %s) set_image_surface_data=%s, use pixbuf=%s",
FORMATS.get(cairo_format, cairo_format), has_alpha, len(img_data),
type(img_data), x, y, width, height, render_width, render_height,
rowstride, options, set_image_surface_data, CAIRO_USE_PIXBUF)
rgb_format = options.strget("rgb_format", "RGB")
if set_image_surface_data and not CAIRO_USE_PIXBUF:
rgb_formats = CAIRO_FORMATS.get(cairo_format)
if rgb_format in rgb_formats:
img_surface = ImageSurface(cairo_format, width, height)
set_image_surface_data(img_surface, rgb_format, img_data,
width, height, rowstride)
self.cairo_paint_surface(img_surface, x, y, render_width,
render_height, options)
return True
log(
"cannot set image surface data for cairo format %s and rgb_format %s (rgb formats supported: %s)",
cairo_format, rgb_format, rgb_formats)
if rgb_format in ("RGB", "RGBA", "RGBX"):
data = GLib.Bytes(img_data)
pixbuf = GdkPixbuf.Pixbuf.new_from_bytes(data,
GdkPixbuf.Colorspace.RGB,
has_alpha, 8, width,
height, rowstride)
if render_width != width or render_height != height:
resample = options.strget("resample")
if resample == "NEAREST":
interp_type = GdkPixbuf.InterpType.NEAREST
elif resample in ("BICUBIC", "LANCZOS"):
interp_type = GdkPixbuf.InterpType.HYPER
else:
interp_type = GdkPixbuf.InterpType.BILINEAR
pixbuf = pixbuf.scale_simple(render_width, render_height,
interp_type)
self.cairo_paint_pixbuf(pixbuf, x, y, options)
return True
img_data = memoryview(img_data)
self.nasty_rgb_via_png_paint(cairo_format, has_alpha, img_data, x, y,
width, height, rowstride, rgb_format)
return True
def _do_paint_rgb(self, cairo_format, has_alpha, img_data, x, y, width,
height, rowstride, options):
""" must be called from UI thread """
log(
"cairo._do_paint_rgb(%s, %s, %s %s,%s,%s,%s,%s,%s,%s) set_image_surface_data=%s",
FORMATS.get(cairo_format, cairo_format), has_alpha, len(img_data),
type(img_data), x, y, width, height, rowstride, options,
set_image_surface_data)
rgb_format = options.strget("rgb_format", "RGB")
#this format we can handle with the workaround:
if cairo_format == cairo.FORMAT_RGB24 and rgb_format == "RGB" and set_image_surface_data:
img_surface = cairo.ImageSurface(cairo_format, width, height)
set_image_surface_data(img_surface, rgb_format, img_data, width,
height, rowstride)
return self.cairo_paint_surface(img_surface, x, y)
self.nasty_rgb_via_png_paint(cairo_format, has_alpha, img_data, x, y,
width, height, rowstride, rgb_format)
return True
def _do_paint_rgb(self, cairo_format, has_alpha, img_data, x, y, width, height, rowstride, options):
""" must be called from UI thread """
log("cairo._do_paint_rgb(%s, %s, %s %s,%s,%s,%s,%s,%s,%s) set_image_surface_data=%s", FORMATS.get(cairo_format, cairo_format), has_alpha, len(img_data), type(img_data), x, y, width, height, rowstride, options, set_image_surface_data)
rgb_format = options.strget("rgb_format", "RGB")
#this format we can handle with the workaround:
if cairo_format==cairo.FORMAT_RGB24 and rgb_format=="RGB" and set_image_surface_data:
img_surface = cairo.ImageSurface(cairo_format, width, height)
set_image_surface_data(img_surface, rgb_format, img_data, width, height, rowstride)
self.cairo_paint_surface(img_surface, x, y)
return True
self.nasty_rgb_via_png_paint(cairo_format, has_alpha, img_data, x, y, width, height, rowstride, rgb_format)
return True