Ejemplo n.º 1
0
def process_image(raw_content):
    import _libimg
    alpha = None
    _libimg.init_magick()
    wand = _libimg.new_image()
    _libimg.load_image_blob(wand, raw_content)

    image_type = _libimg.get_image_type(wand)
    if image_type in ALPHA_TYPES:
        alpha_wand = _libimg.clone_image(wand)
        _libimg.remove_alpha_channel(wand)
        _libimg.set_image_format(alpha_wand, 'png')
        _libimg.set_image_type(alpha_wand, RGBA_TYPE)
        alpha = StringIO(_libimg.get_image_blob(alpha_wand))
        alpha.seek(0)

    if image_type in CMYK_TYPES:
        _libimg.set_image_format(wand, 'tiff')
        _libimg.set_image_type(wand, CMYK_TYPE)
    else:
        _libimg.set_image_format(wand, 'png')

    base = StringIO(_libimg.get_image_blob(wand))
    base.seek(0)
    _libimg.terminate_magick()
    return base, alpha
Ejemplo n.º 2
0
def process_image(raw_content):
	import _libimg
	alpha = None
	_libimg.init_magick()
	wand = _libimg.new_image()
	_libimg.load_image_blob(wand, raw_content)

	image_type = _libimg.get_image_type(wand)
	if image_type in ALPHA_TYPES:
		alpha_wand = _libimg.clone_image(wand)
		_libimg.remove_alpha_channel(wand)
		_libimg.set_image_format(alpha_wand, 'png')
		_libimg.set_image_type(alpha_wand, RGBA_TYPE)
		alpha = StringIO(_libimg.get_image_blob(alpha_wand))
		alpha.seek(0)

	if image_type in CMYK_TYPES:
		_libimg.set_image_format(wand, 'tiff')
		_libimg.set_image_type(wand, CMYK_TYPE)
	else:
		_libimg.set_image_format(wand, 'png')

	base = StringIO(_libimg.get_image_blob(wand))
	base.seek(0)
	_libimg.terminate_magick()
	return base, alpha
Ejemplo n.º 3
0
def process_image(raw_content):
    import _libimg
    LOG.debug('MagickWand processing started')
    alpha = None
    _libimg.init_magick()
    wand = _libimg.new_image()
    _libimg.load_image_blob(wand, raw_content)
    if _libimg.get_number_images(wand) > 1:
        LOG.debug('Wand merging.')
        wand = _libimg.merge_layers(wand)

    image_type = _libimg.get_image_type(wand)
    LOG.debug('Wand image type: %s', image_type)

    if image_type in ALPHA_TYPES:
        alpha_wand = _libimg.clone_image(wand)
        _libimg.remove_alpha_channel(wand)
        _libimg.set_image_format(alpha_wand, 'png')
        _libimg.set_image_type(alpha_wand, RGBA_TYPE)
        alpha = StringIO(_libimg.get_image_blob(alpha_wand))
        alpha.seek(0)

    if image_type in CMYK_TYPES:
        _libimg.set_image_format(wand, 'tiff')
        _libimg.set_image_type(wand, CMYK_TYPE)
    else:
        _libimg.set_image_format(wand, 'png')

    base = StringIO(_libimg.get_image_blob(wand))
    base.seek(0)
    _libimg.terminate_magick()
    return base, alpha
Ejemplo n.º 4
0
def process_pattern(raw_content):
    import _libimg
    _libimg.init_magick()
    wand = _libimg.new_image()
    _libimg.load_image_blob(wand, raw_content)
    image_type = _libimg.get_image_type(wand)
    _libimg.set_image_format(wand, 'tiff')
    base = StringIO(_libimg.get_image_blob(wand))
    base.seek(0)
    _libimg.terminate_magick()
    return base, image_type in DUOTONES
Ejemplo n.º 5
0
def process_pattern(raw_content):
	import _libimg
	_libimg.init_magick()
	wand = _libimg.new_image()
	_libimg.load_image_blob(wand, raw_content)
	image_type = _libimg.get_image_type(wand)
	_libimg.set_image_format(wand, 'tiff')
	base = StringIO(_libimg.get_image_blob(wand))
	base.seek(0)
	_libimg.terminate_magick()
	return base, image_type in DUOTONES