Backport pull request #15807 from jellyfin/release-10.11.z

Enforce more strict webm check

Original-merge: 8379b4634aeaf9827d07a41cf9ba8fd80c8c323e

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Bond_009 <bond.009@outlook.com>

MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs

@@ -300,9 +300,12 @@ namespace MediaBrowser.MediaEncoding.Probing
                 // Handle WebM
                 else if (string.Equals(splitFormat[i], "webm", StringComparison.OrdinalIgnoreCase))
                 {
-                    // Limit WebM to supported codecs
-                    if (mediaStreams.Any(stream => (stream.Type == MediaStreamType.Video && !_webmVideoCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))
-                        || (stream.Type == MediaStreamType.Audio && !_webmAudioCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))))
+                    // Limit WebM to supported stream types and codecs.
+                    // FFprobe can report "matroska,webm" for Matroska-like containers, so only keep "webm" if all streams are WebM-compatible.
+                    // Any stream that is not video nor audio is not supported in WebM and should disqualify the webm container probe result.
+                    if (mediaStreams.Any(stream => stream.Type is not MediaStreamType.Video and not MediaStreamType.Audio)
+                        || mediaStreams.Any(stream => (stream.Type == MediaStreamType.Video && !_webmVideoCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))
+                            || (stream.Type == MediaStreamType.Audio && !_webmAudioCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))))
                     {
                         splitFormat[i] = string.Empty;
                     }

tests/Jellyfin.MediaEncoding.Tests/Probing/ProbeResultNormalizerTests.cs

@@ -195,6 +195,18 @@ namespace Jellyfin.MediaEncoding.Tests.Probing
             Assert.False(res.MediaStreams[0].IsAVC);
         }
 
+        [Fact]
+        public void GetMediaInfo_WebM_Like_Mkv()
+        {
+            var bytes = File.ReadAllBytes("Test Data/Probing/video_web_like_mkv_with_subtitle.json");
+            var internalMediaInfoResult = JsonSerializer.Deserialize<InternalMediaInfoResult>(bytes, _jsonOptions);
+
+            MediaInfo res = _probeResultNormalizer.GetMediaInfo(internalMediaInfoResult, VideoType.VideoFile, false, "Test Data/Probing/video_metadata.mkv", MediaProtocol.File);
+
+            Assert.Equal("mkv", res.Container);
+            Assert.Equal(3, res.MediaStreams.Count);
+        }
+
         [Fact]
         public void GetMediaInfo_ProgressiveVideoNoFieldOrder_Success()
         {

tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/video_web_like_mkv_with_subtitle.json

@@ -0,0 +1,137 @@
+{
+    "streams": [
+        {
+            "index": 0,
+            "codec_name": "vp8",
+            "codec_long_name": "On2 VP8",
+            "profile": "1",
+            "codec_type": "video",
+            "codec_tag_string": "[0][0][0][0]",
+            "codec_tag": "0x0000",
+            "width": 540,
+            "height": 360,
+            "coded_width": 540,
+            "coded_height": 360,
+            "closed_captions": 0,
+            "film_grain": 0,
+            "has_b_frames": 0,
+            "sample_aspect_ratio": "1:1",
+            "display_aspect_ratio": "3:2",
+            "pix_fmt": "yuv420p",
+            "level": -99,
+            "field_order": "progressive",
+            "refs": 1,
+            "r_frame_rate": "2997/125",
+            "avg_frame_rate": "2997/125",
+            "time_base": "1/1000",
+            "start_pts": 0,
+            "start_time": "0.000000",
+            "disposition": {
+                "default": 1,
+                "dub": 0,
+                "original": 0,
+                "comment": 0,
+                "lyrics": 0,
+                "karaoke": 0,
+                "forced": 0,
+                "hearing_impaired": 0,
+                "visual_impaired": 0,
+                "clean_effects": 0,
+                "attached_pic": 0,
+                "timed_thumbnails": 0,
+                "captions": 0,
+                "descriptions": 0,
+                "metadata": 0,
+                "dependent": 0,
+                "still_image": 0
+            },
+            "tags": {
+                "language": "eng"
+            }
+        },
+        {
+            "index": 1,
+            "codec_name": "vorbis",
+            "codec_long_name": "Vorbis",
+            "codec_type": "audio",
+            "codec_tag_string": "[0][0][0][0]",
+            "codec_tag": "0x0000",
+            "sample_fmt": "fltp",
+            "sample_rate": "44100",
+            "channels": 2,
+            "channel_layout": "stereo",
+            "bits_per_sample": 0,
+            "r_frame_rate": "0/0",
+            "avg_frame_rate": "0/0",
+            "time_base": "1/1000",
+            "start_pts": 0,
+            "start_time": "0.000000",
+            "duration": "117.707000",
+            "bit_rate": "127998",
+            "disposition": {
+                "default": 1,
+                "dub": 0,
+                "original": 0,
+                "comment": 0,
+                "lyrics": 0,
+                "karaoke": 0,
+                "forced": 0,
+                "hearing_impaired": 0,
+                "visual_impaired": 0,
+                "clean_effects": 0,
+                "attached_pic": 0,
+                "timed_thumbnails": 0,
+                "captions": 0,
+                "descriptions": 0,
+                "metadata": 0,
+                "dependent": 0,
+                "still_image": 0
+            },
+            "tags": {
+                "language": "eng"
+            }
+        },
+        {
+            "index": 2,
+            "codec_name": "subrip",
+            "codec_long_name": "SubRip subtitle",
+            "codec_type": "subtitle",
+            "codec_tag_string": "[0][0][0][0]",
+            "codec_tag": "0x0000",
+            "disposition": {
+                "default": 0,
+                "dub": 0,
+                "original": 0,
+                "comment": 0,
+                "lyrics": 0,
+                "karaoke": 0,
+                "forced": 0,
+                "hearing_impaired": 0,
+                "visual_impaired": 0,
+                "clean_effects": 0,
+                "attached_pic": 0,
+                "timed_thumbnails": 0,
+                "captions": 0,
+                "descriptions": 0,
+                "metadata": 0,
+                "dependent": 0,
+                "still_image": 0
+            },
+            "tags": {
+                "language": "eng"
+            }
+        }
+    ],
+    "format": {
+        "filename": "sample.mkv",
+        "nb_streams": 3,
+        "nb_programs": 0,
+        "format_name": "matroska,webm",
+        "format_long_name": "Matroska / WebM",
+        "start_time": "0.000000",
+        "duration": "117.700914",
+        "size": "8566268",
+        "bit_rate": "582239",
+        "probe_score": 100
+    }
+}