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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,102 +1,102 @@ | ||
| #!/usr/bin/env python | ||
| #-*- coding:utf-8 -*- | ||
|
|
||
| import sys | ||
| import os | ||
| from os import path | ||
| import json | ||
| import errno | ||
| from tempfile import mkdtemp | ||
| import shutil | ||
| import argparse | ||
|
|
||
| if os.name == 'nt': | ||
| import pbs | ||
| apng2webp_apngopt = pbs.Command('apng2webp_apngopt') | ||
| apngdisraw = pbs.Command('apngdisraw') | ||
| cwebp = pbs.Command('cwebp') | ||
| webpmux = pbs.Command('webpmux') | ||
| else: | ||
| from sh import apng2webp_apngopt, apngdisraw, cwebp, webpmux | ||
|
|
||
| def apng2webp(input_file, output_file, tmpdir, loop, bgcolor): | ||
|
|
||
| de_optimised_file = path.join(tmpdir, "de-optimised.png") | ||
| animation_json_file = path.join(tmpdir, "animation_metadata.json") | ||
|
|
||
| # apng2webp_apngopt does only optimization which can be applied to webp. | ||
| # apng2webp_apngopt does not return a error code if things go wrong at time of writing. (like can't write/read file) | ||
| apng2webp_apngopt(input_file, de_optimised_file ) | ||
|
|
||
| apngdisraw( de_optimised_file, 'animation' ) | ||
|
|
||
| with open(animation_json_file, 'r') as f: | ||
| animation = json.load(f) | ||
|
|
||
| webpmux_args = [] | ||
| for frame in animation['frames']: | ||
| png_frame_file = path.join(tmpdir, frame['src']) | ||
| webp_frame_file = path.join(tmpdir, frame['src']+".webp") | ||
|
|
||
| cwebp('-lossless', '-q', '100', png_frame_file, '-o', webp_frame_file) | ||
|
|
||
| delay = int(round(float(frame['delay_num']) / float(frame['delay_den']) * 1000)) | ||
|
|
||
| if delay == 0: # The specs say zero is allowed, but should be treated as 10 ms. | ||
| delay = 10; | ||
|
|
||
| if frame['blend_op'] == 0: | ||
| blend_mode = '-b' | ||
| elif frame['blend_op'] == 1: | ||
| blend_mode = '+b' | ||
| else: | ||
| raise ValueError("Webp can't handle this blend operation") | ||
|
|
||
| webpmux_args.append('-frame') | ||
| webpmux_args.append(webp_frame_file) | ||
| webpmux_args.append('+' + str(delay) + '+' + str(frame['x']) + '+' + str(frame['y']) + '+' + str(frame['dispose_op']) + blend_mode ) | ||
|
|
||
| if(loop is not None): | ||
| webpmux_args = webpmux_args + ['-loop', loop] | ||
| if(bgcolor is not None): | ||
| webpmux_args = webpmux_args + ['-bgcolor', bgcolor] | ||
|
|
||
| webpmux_args = webpmux_args + ['-o', output_file] | ||
| webpmux(*webpmux_args) | ||
|
|
||
| def main(): | ||
|
|
||
| parser = argparse.ArgumentParser(description='Convert animated png files (apng) to animated webp files.') | ||
| parser.add_argument('input', type=str, nargs=1, help='Input path. Must be a .png file.') | ||
| parser.add_argument('output', type=str, nargs='?', default=None, help='Output path. If output file already exist it will be overwritten.') | ||
| parser.add_argument('-l', '--loop', type=int, nargs='?', default=None, help='Passed to webpmux. The amount of times the animation should loop. 0 to 65535. Zero indicates to loop forever.') | ||
| parser.add_argument('-bg', '--bgcolor', type=str, nargs='?', default=None, help='Passed to webpmux. The background color as a A,R,G,B tuple. Example: 255,255,255,255') | ||
| parser.add_argument('-tmp', '--tmpdir', type=str, nargs='?', default=None, help='A temp directory (it may already exist) to save the temp files during converting, including the extracted PNG images, the metadata and the converted WebP static images for each frame. If not provided, it will use the system temp path and remove temp images after executing.') | ||
| args = parser.parse_args() | ||
|
|
||
| input_path = args.input[0] | ||
| output_path = args.output | ||
| tmpdir = args.tmpdir | ||
| loop = args.loop | ||
| bgcolor = args.bgcolor | ||
|
|
||
| if(output_path is None): | ||
| if (input_path.lower().endswith('.png')): | ||
| output_path = input_path[:-3] + 'webp' | ||
| else: | ||
| output_path = input_path + '.webp' | ||
|
|
||
| if (tmpdir): | ||
| if not os.path.exists(tmpdir): | ||
| os.makedirs(tmpdir) | ||
| apng2webp(input_path, output_path, tmpdir, loop, bgcolor) | ||
| else: | ||
| tmpdir = mkdtemp(prefix='apng2webp_') | ||
| try: | ||
| apng2webp(input_path, output_path, tmpdir, loop, bgcolor) | ||
| finally: | ||
| shutil.rmtree(tmpdir) | ||
|
|
||
| if __name__ == "__main__": | ||
| main(); | ||
| #!/usr/bin/env python | ||
| #-*- coding:utf-8 -*- | ||
|
|
||
| import sys | ||
| import os | ||
| from os import path | ||
| import json | ||
| import errno | ||
| from tempfile import mkdtemp | ||
| import shutil | ||
| import argparse | ||
|
|
||
| if os.name == 'nt': | ||
| import pbs | ||
| apng2webp_apngopt = pbs.Command('apng2webp_apngopt') | ||
| apngdisraw = pbs.Command('apngdisraw') | ||
| cwebp = pbs.Command('cwebp') | ||
| webpmux = pbs.Command('webpmux') | ||
| else: | ||
| from sh import apng2webp_apngopt, apngdisraw, cwebp, webpmux | ||
|
|
||
| def apng2webp(input_file, output_file, tmpdir, loop, bgcolor): | ||
|
|
||
| de_optimised_file = path.join(tmpdir, "de-optimised.png") | ||
| animation_json_file = path.join(tmpdir, "animation_metadata.json") | ||
|
|
||
| # apng2webp_apngopt does only optimization which can be applied to webp. | ||
| # apng2webp_apngopt does not return a error code if things go wrong at time of writing. (like can't write/read file) | ||
| apng2webp_apngopt(input_file, de_optimised_file ) | ||
|
|
||
| apngdisraw( de_optimised_file, 'animation' ) | ||
|
|
||
| with open(animation_json_file, 'r') as f: | ||
| animation = json.load(f) | ||
|
|
||
| webpmux_args = [] | ||
| for frame in animation['frames']: | ||
| png_frame_file = path.join(tmpdir, frame['src']) | ||
| webp_frame_file = path.join(tmpdir, frame['src']+".webp") | ||
|
|
||
| cwebp('-lossless', '-q', '100', png_frame_file, '-o', webp_frame_file) | ||
|
|
||
| delay = int(round(float(frame['delay_num']) / float(frame['delay_den']) * 1000)) | ||
|
|
||
| if delay == 0: # The specs say zero is allowed, but should be treated as 10 ms. | ||
| delay = 10; | ||
|
|
||
| if frame['blend_op'] == 0: | ||
| blend_mode = '-b' | ||
| elif frame['blend_op'] == 1: | ||
| blend_mode = '+b' | ||
| else: | ||
| raise ValueError("Webp can't handle this blend operation") | ||
|
|
||
| webpmux_args.append('-frame') | ||
| webpmux_args.append(webp_frame_file) | ||
| webpmux_args.append('+' + str(delay) + '+' + str(frame['x']) + '+' + str(frame['y']) + '+' + str(frame['dispose_op']) + blend_mode ) | ||
|
|
||
| if(loop is not None): | ||
| webpmux_args = webpmux_args + ['-loop', loop] | ||
| if(bgcolor is not None): | ||
| webpmux_args = webpmux_args + ['-bgcolor', bgcolor] | ||
|
|
||
| webpmux_args = webpmux_args + ['-o', output_file] | ||
| webpmux(*webpmux_args) | ||
|
|
||
| def main(): | ||
|
|
||
| parser = argparse.ArgumentParser(description='Convert animated png files (apng) to animated webp files.') | ||
| parser.add_argument('input', type=str, nargs=1, help='Input path. Must be a .png file.') | ||
| parser.add_argument('output', type=str, nargs='?', default=None, help='Output path. If output file already exist it will be overwritten.') | ||
| parser.add_argument('-l', '--loop', type=int, nargs='?', default=None, help='Passed to webpmux. The amount of times the animation should loop. 0 to 65535. Zero indicates to loop forever.') | ||
| parser.add_argument('-bg', '--bgcolor', type=str, nargs='?', default=None, help='Passed to webpmux. The background color as a A,R,G,B tuple. Example: 255,255,255,255') | ||
| parser.add_argument('-tmp', '--tmpdir', type=str, nargs='?', default=None, help='A temp directory (it may already exist) to save the temp files during converting, including the extracted PNG images, the metadata and the converted WebP static images for each frame. If not provided, it will use the system temp path and remove temp images after executing.') | ||
| args = parser.parse_args() | ||
|
|
||
| input_path = args.input[0] | ||
| output_path = args.output | ||
| tmpdir = args.tmpdir | ||
| loop = args.loop | ||
| bgcolor = args.bgcolor | ||
|
|
||
| if(output_path is None): | ||
| if (input_path.lower().endswith('.png')): | ||
| output_path = input_path[:-3] + 'webp' | ||
| else: | ||
| output_path = input_path + '.webp' | ||
|
|
||
| if (tmpdir): | ||
| if not os.path.exists(tmpdir): | ||
| os.makedirs(tmpdir) | ||
| apng2webp(input_path, output_path, tmpdir, loop, bgcolor) | ||
| else: | ||
| tmpdir = mkdtemp(prefix='apng2webp_') | ||
| try: | ||
| apng2webp(input_path, output_path, tmpdir, loop, bgcolor) | ||
| finally: | ||
| shutil.rmtree(tmpdir) | ||
|
|
||
| if __name__ == "__main__": | ||
| main(); | ||
|
|
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