add DV to auto-html5ify

src/util/streams.js

@@ -218,16 +218,17 @@ export function getStreamIdsToCopy({ streams, includeAllStreams }) {
   return ret;
 }
 
-// With these codecs, the player will not give a playback error, but instead only play audio
+// With these codecs, the player will not give a playback error, but instead only play audio,
+// so we will detect these codecs and convert to dummy
 export function doesPlayerSupportFile(streams) {
   const realVideoStreams = getRealVideoStreams(streams);
-  // Don't check audio formats, assume all is OK
+  // If audio-only format, assume all is OK
   if (realVideoStreams.length === 0) return true;
   // If we have at least one video that is NOT of the unsupported formats, assume the player will be able to play it natively
   // https://github.com/mifi/lossless-cut/issues/595
   // https://github.com/mifi/lossless-cut/issues/975
   // But cover art / thumbnail streams don't count e.g. hevc with a png stream (disposition.attached_pic=1)
-  return realVideoStreams.some(s => !['hevc', 'prores', 'mpeg4', 'tscc2'].includes(s.codec_name));
+  return realVideoStreams.some(s => !['hevc', 'prores', 'mpeg4', 'tscc2', 'dvvideo'].includes(s.codec_name));
 }
 
 export function isAudioDefinitelyNotSupported(streams) {