fix: fix webm duration via ffmpeg

This commit is contained in:
xz-dev 2024-07-16 21:17:07 +08:00
parent 1b866cf4c9
commit 0c2dedd7d4
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GPG Key ID: A20912F811313E36
1 changed files with 16 additions and 2 deletions

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@ -40,7 +40,7 @@ def guess_mime(data: bytes) -> str:
except Exception:
pass
else:
with tempfile.NamedTemporaryFile(delete=False) as temp:
with tempfile.NamedTemporaryFile() as temp:
temp.write(data)
temp.close()
mime, _ = mimetypes.guess_type(temp.name)
@ -48,12 +48,26 @@ def guess_mime(data: bytes) -> str:
def video_to_gif(data: bytes, mime: str) -> bytes:
from moviepy.editor import VideoFileClip
ext = mimetypes.guess_extension(mime)
if mime.startswith("video/"):
# run ffmpeg to fix duration
with tempfile.NamedTemporaryFile(suffix=ext) as temp:
temp.write(data)
temp.flush()
with tempfile.NamedTemporaryFile(suffix=ext) as temp_fixed:
import subprocess
print(".", end="", flush=True)
result = subprocess.run(["ffmpeg", "-y", "-i", temp.name, "-codec", "copy", temp_fixed.name],
capture_output=True)
if result.returncode != 0:
raise RuntimeError(f"Run ffmpeg failed with code {result.returncode}, Error occurred:\n{result.stderr}")
temp_fixed.seek(0)
data = temp_fixed.read()
with tempfile.NamedTemporaryFile(suffix=ext) as temp:
temp.write(data)
temp.flush()
with tempfile.NamedTemporaryFile(suffix=".gif") as gif:
from moviepy.editor import VideoFileClip
clip = VideoFileClip(temp.name)
clip.write_gif(gif.name, logger=None)
gif.seek(0)