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#!/usr/local/bin/python3
# module sys
import subprocess
# png 转 gif
def img_trans_gif(png_list, out_file):
try:
cmd = "ffmpeg -f image2 -i %s -y %s" % (png_list, out_file)
res = subprocess.call(cmd, shell=True)
if res != 0:
return False
return True
except Exception:
return False
# png 转 视频
def img_trans_video(png_list, duration, out_file):
try:
cmd = "ffmpeg -loop 1 -f image2 -i %s -t %s -vcodec libx264 -y %s" % (png_list, duration, out_file)
res = subprocess.call(cmd, shell=True)
if res != 0:
return False
return True
except Exception:
return False
# gif 转 图片
def gif_trans_img(input_file, out_path, img_prefix, category="png"):
try:
if out_path == "":
return False
out_path = out_path.rstrip("/")
img = img_prefix + "_%d"
out_img = "%s/%s.%s" % (out_path, img, category)
cmd = "ffmpeg -y -i %s %s" % (input_file, out_img)
res = subprocess.call(cmd, shell=True)
if res != 0:
return False
return True
except Exception:
return False
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