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import gradio as gr
import subprocess
import uuid
import os
def trim_video(file, start, duration):
try:
input_path = f"/tmp/{uuid.uuid4()}_in.mp4"
output_path = f"/tmp/{uuid.uuid4()}_out.mp4"
# --- Datei in Bytes konvertieren ---
if hasattr(file, "read"):
file_bytes = file.read() # File-Objekt
elif isinstance(file, str):
# NamedString liefert String → in Bytes umwandeln
file_bytes = file.encode("utf-8")
else:
return f"Unbekannter Dateityp: {type(file)}"
# --- Datei speichern ---
with open(input_path, "wb") as f:
f.write(file_bytes)
# --- FFmpeg Befehl mit Rekodierung ---
cmd = [
"ffmpeg",
"-y",
"-ss", str(start),
"-i", input_path,
"-t", str(duration),
"-c:v", "libx264",
"-c:a", "aac",
"-strict", "experimental",
output_path
]
subprocess.run(cmd, check=True, capture_output=True)
if not os.path.exists(output_path):
return "Fehler: Output-Video wurde nicht erstellt."
return output_path
except subprocess.CalledProcessError as e:
return f"FFmpeg-Fehler:\n{e.stderr.decode(errors='ignore')}"
except Exception as e:
return f"Allgemeiner Fehler:\n{str(e)}"
# -------- Gradio Interface --------
iface = gr.Interface(
fn=trim_video,
inputs=[
gr.File(label="Video hochladen", file_types=[".mp4"]),
gr.Number(label="Startzeit (Sekunden)", value=0),
gr.Number(label="Dauer (Sekunden)", value=5)
],
outputs=gr.Video(label="Getrimmtes Video"),
title="FFmpeg Video Editor",
description="Trimme Videos direkt im Hugging Face Space. Fehlermeldungen werden angezeigt, falls etwas schiefgeht."
)
iface.launch(server_name="0.0.0.0", server_port=7860)
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