ffmpeg: Support copying unknown streams

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 1 insertions, 0 deletions

diff --git a/ffmpeg.c b/ffmpeg.c
index a89ae399bf..da3ab911f1 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2822,6 +2822,7 @@ static int transcode_init(void)
                 enc_ctx->width  = dec_ctx->width;
                 enc_ctx->height = dec_ctx->height;
                 break;
+            case AVMEDIA_TYPE_UNKNOWN:
             case AVMEDIA_TYPE_DATA:
             case AVMEDIA_TYPE_ATTACHMENT:
                 break;