def test_converted_output(self): ir = ImageSource(self.tmp_filename, (100, 100), PNG_FORMAT) assert is_png(ir.as_buffer()) assert is_jpeg(ir.as_buffer(JPEG_FORMAT)) assert is_jpeg(ir.as_buffer()) assert is_tiff(ir.as_buffer(TIFF_FORMAT)) assert is_tiff(ir.as_buffer())
def test_from_non_seekable_file(self): with open(self.tmp_filename, 'rb') as tmp_file: data = tmp_file.read() class FileLikeDummy(object): # "file" without seek, like urlopen response def read(self): return data ir = ImageSource(FileLikeDummy(), 'png') assert ir.as_buffer(seekable=True).read() == data assert ir.as_image().size == (100, 100) assert ir.as_buffer().read() == data
def test_from_non_seekable_file(self): with open(self.tmp_filename, "rb") as tmp_file: data = tmp_file.read() class FileLikeDummy(object): # "file" without seek, like urlopen response def read(self): return data ir = ImageSource(FileLikeDummy(), "png") assert ir.as_buffer(seekable=True).read() == data assert ir.as_image().size == (100, 100) assert ir.as_buffer().read() == data
def test_output_formats_png24(self): img = Image.new("RGBA", (100, 100)) image_opts = PNG_FORMAT.copy() image_opts.colors = 0 # TODO image_opts ir = ImageSource(img, image_opts=image_opts) img = Image.open(ir.as_buffer()) assert img.mode == "RGBA" assert img.getpixel((0, 0)) == (0, 0, 0, 0)
def test_output_formats_png8(self): img = Image.new("RGBA", (100, 100)) ir = ImageSource(img, image_opts=PNG_FORMAT) img = Image.open( ir.as_buffer(ImageOptions(colors=256, transparent=True, format="image/png")) ) assert img.mode == "P" assert img.getpixel((0, 0)) == 255
def test_output_formats_png24(self): img = Image.new('RGBA', (100, 100)) image_opts = PNG_FORMAT.copy() image_opts.colors = 0 # TODO image_opts ir = ImageSource(img, image_opts=image_opts) img = Image.open(ir.as_buffer()) eq_(img.mode, 'RGBA') assert img.getpixel((0, 0)) == (0, 0, 0, 0)
def test_output_formats_greyscale_png(self): img = Image.new('L', (100, 100)) ir = ImageSource(img, image_opts=PNG_FORMAT) img = Image.open( ir.as_buffer( ImageOptions(colors=256, transparent=True, format='image/png'))) assert img.mode == 'P' assert img.getpixel((0, 0)) == 255
def test_save_with_unsupported_transparency(self): # check if encoding of non-RGB image with tuple as transparency # works. workaround for Pillow #2633 img = Image.new("P", (100, 100)) img.info["transparency"] = (0, 0, 0) image_opts = PNG_FORMAT.copy() ir = ImageSource(img, image_opts=image_opts) img = Image.open(ir.as_buffer()) assert img.mode == "P"
def test_save_with_unsupported_transparency(self): # check if encoding of non-RGB image with tuple as transparency # works. workaround for Pillow #2633 img = Image.new('P', (100, 100)) img.info['transparency'] = (0, 0, 0) image_opts = PNG_FORMAT.copy() ir = ImageSource(img, image_opts=image_opts) img = Image.open(ir.as_buffer()) eq_(img.mode, 'P')
def test_geotiff_tags( self, tmpdir, srs, bbox, size, expected_pixel_res, expected_origin, projected, compression, ): img = ImageSource(create_debug_img(size), georef=GeoReference(bbox=bbox, srs=SRS(srs))) fname = os.path.join(str(tmpdir), 'geo.tiff') img_opts = ImageOptions(format='tiff', encoding_options={'tiff_compression': compression}) img2 = ImageSource(img.as_buffer(img_opts)).as_image() assert_geotiff_tags(img2, expected_origin, expected_pixel_res, srs, projected)
def test_from_file(self): with open(self.tmp_filename, "rb") as tmp_file: ir = ImageSource(tmp_file, "png") assert ir.as_buffer() == tmp_file assert ir.as_image().size == (100, 100)
def test_output_formats_png8(self): img = Image.new('RGBA', (100, 100)) ir = ImageSource(img, image_opts=PNG_FORMAT) img = Image.open(ir.as_buffer(ImageOptions(colors=256, transparent=True, format='image/png'))) assert img.mode == 'P' assert img.getpixel((0, 0)) == 255
def test_output_formats(self): img = Image.new("RGB", (100, 100)) for format in ["png", "gif", "tiff", "jpeg", "GeoTIFF", "bmp"]: ir = ImageSource(img, (100, 100), image_opts=ImageOptions(format=format)) check_format(ir.as_buffer(), format)
def test_output_formats(self): img = Image.new('RGB', (100, 100)) for format in ['png', 'gif', 'tiff', 'jpeg', 'GeoTIFF', 'bmp']: ir = ImageSource(img, (100, 100), image_opts=ImageOptions(format=format)) yield check_format, ir.as_buffer(), format
def encoded_size(encoding_options): ir = ImageSource(create_debug_img((100, 100)), PNG_FORMAT) buf = ir.as_buffer(ImageOptions(format="tiff", encoding_options=encoding_options)) return len(buf.read())
def test_from_image(self): img = Image.new('RGBA', (100, 100)) ir = ImageSource(img, (100, 100), PNG_FORMAT) assert ir.as_image() == img assert is_png(ir.as_buffer())
def test_from_file(self): with open(self.tmp_filename, 'rb') as tmp_file: ir = ImageSource(tmp_file, 'png') assert ir.as_buffer() == tmp_file assert ir.as_image().size == (100, 100)
def test_from_filename(self): ir = ImageSource(self.tmp_filename, PNG_FORMAT) assert is_png(ir.as_buffer()) assert ir.as_image().size == (100, 100)
def test_from_image(self): img = Image.new("RGBA", (100, 100)) ir = ImageSource(img, (100, 100), PNG_FORMAT) assert ir.as_image() == img assert is_png(ir.as_buffer())