✨ FFhelper: Added support for SRTP/RTSPS in is_valid_url function (F…

…ixes #50)

- ⚡️ Enhanced `is_valid_url` to recognize and support both `rtsp` and `rtsps` protocols.
- 💬 SRTP/RTSPS extends RTSP/RTP to encrypt video and audio data using the same ciphers as HTTPS, typically AES with a 128-bit key length.

deffcode/ffhelper.py

@@ -635,8 +635,11 @@ def is_valid_url(path, url=None, verbose=False):
     protocols = check_sp_output([path, "-hide_banner", "-protocols"])
     splitted = [x.decode("utf-8").strip() for x in protocols.split(b"\n")]
     supported_protocols = splitted[splitted.index("Output:") + 1 : len(splitted) - 1]
-    # rtsp is a demuxer somehow
-    supported_protocols += ["rtsp"] if "rtsp" in get_supported_demuxers(path) else []
+    # RTSP is a demuxer somehow
+    # support both RTSP and RTSPS(over SSL)
+    supported_protocols += (
+        ["rtsp", "rtsps"] if "rtsp" in get_supported_demuxers(path) else []
+    )
     # Test and return result whether scheme is supported
     if extracted_scheme_url and extracted_scheme_url in supported_protocols:
         verbose and logger.debug(