mirror of
https://github.com/OpenVGLab/OmniLottie.git
synced 2026-09-16 23:26:26 +00:00
44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
import io
|
|
import os
|
|
|
|
import cv2
|
|
import numpy
|
|
from PIL import Image
|
|
|
|
from .cairo import export_png
|
|
from .gif import _log_frame
|
|
from .base import exporter
|
|
from ..parsers.baseporter import ExtraOption
|
|
|
|
|
|
## @see http://www.fourcc.org/codecs.php
|
|
formats4cc = {
|
|
"avi": cv2.VideoWriter_fourcc(*"XVID"),
|
|
"mp4": cv2.VideoWriter_fourcc(*'MP4V'),
|
|
#"mp4": cv2.VideoWriter_fourcc(*'X264'),
|
|
"webm": cv2.VideoWriter_fourcc(*'VP80'),
|
|
}
|
|
|
|
|
|
@exporter("Video", list(formats4cc.keys()), [
|
|
ExtraOption("format", default=None, help="Specific video format", choices=list(formats4cc.keys())),
|
|
], [], "video")
|
|
def export_video(animation, fp, format=None):
|
|
start = int(animation.in_point)
|
|
end = int(animation.out_point)
|
|
if format is None:
|
|
fn = fp if isinstance(fp, str) else fp.name
|
|
format = os.path.splitext(fn)[1][1:]
|
|
fmt = formats4cc[format]
|
|
video = cv2.VideoWriter(fp, fmt, animation.frame_rate, (animation.width, animation.height))
|
|
|
|
for i in range(start, end+1):
|
|
_log_frame(format, i, end)
|
|
file = io.BytesIO()
|
|
export_png(animation, file, i)
|
|
file.seek(0)
|
|
video.write(cv2.cvtColor(numpy.array(Image.open(file)), cv2.COLOR_RGB2BGR))
|
|
|
|
_log_frame(format)
|
|
video.release()
|