lavf/webmdashenc.c: Allow AV1 video in WebM

Suggested-By: ffmpeg@fb.com

libavformat/version.h

@@ -33,7 +33,7 @@
 // Also please add any ticket numbers that you believe might be affected here
 #define LIBAVFORMAT_VERSION_MAJOR  59
 #define LIBAVFORMAT_VERSION_MINOR   3
-#define LIBAVFORMAT_VERSION_MICRO 100
+#define LIBAVFORMAT_VERSION_MICRO 101
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
                                                LIBAVFORMAT_VERSION_MINOR, \

libavformat/webmdashenc.c

@@ -480,7 +480,8 @@ static int webm_dash_manifest_write_header(AVFormatContext *s)
     for (unsigned i = 0; i < s->nb_streams; i++) {
         enum AVCodecID codec_id = s->streams[i]->codecpar->codec_id;
         if (codec_id != AV_CODEC_ID_VP8    && codec_id != AV_CODEC_ID_VP9 &&
-            codec_id != AV_CODEC_ID_VORBIS && codec_id != AV_CODEC_ID_OPUS)
+            codec_id != AV_CODEC_ID_AV1    && codec_id != AV_CODEC_ID_VORBIS &&
+            codec_id != AV_CODEC_ID_OPUS)
             return AVERROR(EINVAL);
     }