Init

util/ffmpeg.py

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+from typing import Optional, IO
+
+from entity.ffmpeg import FfmpegTask
+
+
+def start_render(ffmpeg_task: FfmpegTask):
+    print(ffmpeg_task)
+
+def handle_ffmpeg_output(stdout: Optional[IO[bytes]]) -> str:
+    out_time = "0:0:0.0"
+    if stdout is None:
+        print("[!]STDOUT is null")
+        return out_time
+    speed = "0"
+    while True:
+        line = stdout.readline()
+        if line == b"":
+            break
+        if line.strip() == b"progress=end":
+            # 处理完毕
+            break
+        if line.startswith(b"out_time="):
+            out_time = line.replace(b"out_time=", b"").decode().strip()
+        if line.startswith(b"speed="):
+            speed = line.replace(b"speed=", b"").decode().strip()
+    print("[ ]Speed:", out_time, "@", speed)
+    return out_time