def __init__(self,
img,
ismask=False,
transparent=True,
fromalpha=False,
duration=None,
dpi=96,
width=None,
height=None):
self.svg = svgutils.transform.fromfile(img)
svg_bytestring = self.svg.to_str()
png_file = io.BytesIO()
if width is not None and height is not None:
current_width = float(self.svg.width.replace("px", ""))
current_height = float(self.svg.height.replace("px", ""))
scale = max(height / current_height, width / current_width)
cairosvg.svg2png(bytestring=svg_bytestring,
write_to=png_file,
parent_width=width,
parent_height=height,
scale=scale)
else:
#Converts to png and saves to bytestring
cairosvg.svg2png(bytestring=svg_bytestring, write_to=png_file)
#np_img = svg_to_npim(svg_bytestring, dpi)
np_img = imread(png_file.getvalue())
ImageClip.__init__(self,
np_img,
ismask=ismask,
transparent=transparent,
fromalpha=fromalpha,
duration=duration)
def __init__(self,
txt=None,
filename=None,
size=None,
color='black',
bg_color='transparent',
fontsize=None,
font=None,
stroke_color=None,
stroke_width=1,
method='label',
kerning=None,
align='center',
interline=None,
tempfilename=None,
temptxt=None,
transparent=True,
remove_temp=True,
print_cmd=False):
#For nicer transparent compositing: https://nedbatchelder.com/blog/200801/truly_transparent_text_with_pil.html
#https://www.quora.com/Which-graphics-module-for-Python-is-best-for-antialiased-drawing
self.txt = txt
self.color = color
if fontsize is None and size is not None and font is not None:
fontsize = self._find_fontsize(font, size)
elif fontsize is None:
fontsize = 10
#First part is writting txt to tempfile
mode = "RGBA" if transparent else "RGB"
if font is None:
font = ImageFont.load_default()
else:
#Font cache
fs = (font, fontsize)
if fs in TextClipPIL.text_cache:
font = TextClipPIL.text_cache[fs]
else:
font = ImageFont.truetype(font, fontsize)
TextClipPIL.text_cache[fs] = font
if size is None:
size = font.getsize(txt)
size = tuple(math.ceil(x) for x in size)
if print_cmd:
print(txt, mode, fontsize, size)
if transparent and bg_color == "transparent":
#Setting background color to fully transparent font color makes much nicer
#antialias fonts
rgb_color = list(ImageColor.getcolor(color, mode))
rgb_color[-1] = 0
rgb_trans = tuple(rgb_color)
im = Image.new(mode, size, rgb_trans)
else:
im = Image.new(mode, size)
d = ImageDraw.Draw(im)
#Stroke color:
#https://mail.python.org/pipermail/image-sig/2009-May/005681.html
#d.fontmode = "l"
#d.text((0-1,0), txt, fill=stroke_color, font=font)
#d.text((0+1,0), txt, fill=stroke_color, font=font)
#d.text((0,0-1), txt, fill=stroke_color, font=font)
#d.text((0,0+1), txt, fill=stroke_color, font=font)
d.text((0, 0), txt, fill=color, font=font)
ImageClip.__init__(self, np.asarray(im), transparent=transparent)
def __init__(self, txt, size=None, color='black',
bg_color='transparent', fontsize=None, font='Courier',
stroke_color=None, stroke_width=1, method='label',
kerning=None, align='center', interline=None,
tempfilename=None, temptxt=None,
transparent=True, remove_temp=True,
print_cmd=False):
if size is not None:
size = ('' if size[0] is None else str(size[0]),
'' if size[1] is None else str(size[1]))
cmd = ([get_setting("IMAGEMAGICK_BINARY"),
"-background", bg_color,
"-fill", color,
"-font", font])
if fontsize is not None:
cmd += ["-pointsize", "%d" % fontsize]
if kerning is not None:
cmd += ["-kerning", "%0.1f" % kerning]
if stroke_color is not None:
cmd += ["-stroke", stroke_color, "-strokewidth",
"%.01f" % stroke_width]
if size is not None:
cmd += ["-size", "%sx%s" % (size[0], size[1])]
if align is not None:
cmd += ["-gravity", align]
if interline is not None:
cmd += ["-interline-spacing", "%d" % interline]
if tempfilename is None:
tempfile_fd, tempfilename = tempfile.mkstemp(suffix='.png')
os.close(tempfile_fd)
print(txt)
cmd += ["%s:'%s'" % (method, txt),
"-type", "truecolormatte", "PNG32:%s" % tempfilename]
print(cmd)
if print_cmd:
print(" ".join(cmd))
try:
subprocess_call(cmd, verbose=False)
except (IOError, OSError) as err:
error = ("MoviePy Error: creation of %s failed because of the "
"following error:\n\n%s.\n\n." % (tempfilename, str(err))
+ ("This error can be due to the fact that ImageMagick "
"is not installed on your computer, or (for Windows "
"users) that you didn't specify the path to the "
"ImageMagick binary in file conf.py, or that the path "
"you specified is incorrect"))
raise IOError(error)
ImageClip.__init__(self, tempfilename, transparent=transparent)
self.txt = txt
self.color = color
self.stroke_color = stroke_color
if remove_temp:
if os.path.exists(tempfilename):
os.remove(tempfilename)
if os.path.exists(temptxt):
os.remove(temptxt)
