RTVSLO fails on some links

[curya]

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Checklist

• I'm reporting that yt-dlp is broken on a supported site
• I've verified that I'm running yt-dlp version 2023.07.06 (update instructions) or later (specify commit)
• I've checked that all provided URLs are playable in a browser with the same IP and same login details
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched known issues and the bugtracker for similar issues including closed ones. DO NOT post duplicates
• I've read the guidelines for opening an issue
• I've read about sharing account credentials and I'm willing to share it if required

Region

United States

Provide a description that is worded well enough to be understood

Yt-dlp works with this link:
https://365.rtvslo.si/arhiv/razred-zase/174376609
Fails with this link:
https://365.rtvslo.si/arhiv/razred-zase/148350750

Provide verbose output that clearly demonstrates the problem

• Run your yt-dlp command with -vU flag added (yt-dlp -vU <your command line>)
• If using API, add 'verbose': True to YoutubeDL params instead
• Copy the WHOLE output (starting with [debug] Command-line config) and insert it below

Complete Verbose Output

[debug] Command-line config: ['-v', 'https://365.rtvslo.si/arhiv/razred-zase/148350750']
[debug] Encodings: locale cp1252, fs utf-8, pref cp1252, out utf-8, error utf-8, screen utf-8
[debug] yt-dlp version stable@2023.07.06 [b532a3481] (pip)
[debug] Python 3.8.6 (CPython AMD64 64bit) - Windows-10-10.0.19041-SP0 (OpenSSL 1.1.1g  21 Apr 2020)
[debug] exe versions: ffmpeg 2023-08-23-git-5f5a1ccd04-full_build-www.gyan.dev (setts), ffprobe 2023-08-23-git-5f5a1ccd04-full_build-www.gyan.dev
[debug] Optional libraries: Cryptodome-3.9.8, brotli-1.0.9, certifi-2019.11.28, mutagen-1.46.0, sqlite3-2.6.0, websockets-10.1
[debug] Proxy map: {}
[debug] Loaded 1855 extractors
[debug] Using fake IP 188.198.54.65 (SI) as X-Forwarded-For
[rtvslo.si] Extracting URL: https://365.rtvslo.si/arhiv/razred-zase/148350750
[rtvslo.si] 148350750: Downloading JSON metadata
[rtvslo.si] 148350750: Downloading JSON metadata
ERROR: [rtvslo.si] 148350750: No video formats found!; please report this issue on  https://github.com/yt-dlp/yt-dlp/issues?q= , filling out the appropriate issue template. Confirm you are on the latest version using  yt-dlp -U
Traceback (most recent call last):
  File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\yt_dlp\YoutubeDL.py", line 1560, in wrapper
    return func(self, *args, **kwargs)
  File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\yt_dlp\YoutubeDL.py", line 1709, in __extract_info
    return self.process_ie_result(ie_result, download, extra_info)
  File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\yt_dlp\YoutubeDL.py", line 1768, in process_ie_result
    ie_result = self.process_video_result(ie_result, download=download)
  File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\yt_dlp\YoutubeDL.py", line 2732, in process_video_result
    self.raise_no_formats(info_dict)
  File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\yt_dlp\YoutubeDL.py", line 1073, in raise_no_formats
    raise ExtractorError(msg, video_id=info['id'], ie=info['extractor'],
yt_dlp.utils.ExtractorError: [rtvslo.si] 148350750: No video formats found!; please report this issue on  https://github.com/yt-dlp/yt-dlp/issues?q= , filling out the appropriate issue template. Confirm you are on the latest version using  yt-dlp -U

[bashonly]

Needs something like this:

diff --git a/yt_dlp/extractor/rtvslo.py b/yt_dlp/extractor/rtvslo.py
index 05942b6b4..054174fe2 100644
--- a/yt_dlp/extractor/rtvslo.py
+++ b/yt_dlp/extractor/rtvslo.py
@@ -1,6 +1,7 @@
 from .common import InfoExtractor
 from ..utils import (
     ExtractorError,
+    int_or_none,
     parse_duration,
     traverse_obj,
     unified_timestamp,
@@ -114,16 +115,15 @@ def _real_extract(self, url):
                         else f.get('language'))
                 })
 
-        formats.extend(
-            {
-                'url': f['streams'][strm],
-                'ext': traverse_obj(f, 'mediaType', expected_type=str.lower),
-                'width': f.get('width'),
-                'height': f.get('height'),
-                'tbr': f.get('bitrate'),
-                'filesize': f.get('filesize'),
-            }
-            for strm in ('http', 'https')
-            for f in media.get('mediaFiles') or []
-            if traverse_obj(f, ('streams', strm))
-        )
+        for mediafile in traverse_obj(media, ('mediaFiles', lambda _, v: url_or_none(v['streams']['https']))):
+            formats.append(traverse_obj(mediafile, {
+                'url': ('streams', 'https'),
+                'ext': ('mediaType', {str.lower}),
+                'width': ('width', {int_or_none}),
+                'height': ('height', {int_or_none}),
+                'tbr': ('bitrate', {int_or_none}),
+                'filesize': ('filesize', {int_or_none}),
+            }))
+
+        for hls_url in traverse_obj(media, ('mediaFiles', ..., 'streams', 'hls_sec', {url_or_none})):
+            formats.extend(self._extract_wowza_formats(hls_url, v_id, skip_protocols=['smil']))