AVOutputFormat ff_h264_muxer = {
.name = "h264",
.long_name = NULL_IF_CONFIG_SMALL("raw H.264 video"),
- .extensions = "h264",
+ .extensions = "h264,264",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_H264,
.write_header = force_one_stream,