[FFmpeg-cvslog] av_format/hlsenc: fix %v handling by format_name function

ffmpeg | branch: master | Bodecs Bela | Mon Jun 17 23:05:21 2019 +0200| [09a4853930e7950f423e9161004871afe659ed84] | committer: Steven Liu av_format/hlsenc: fix %v handling by format_name function Hi All, When multiple variant streams are specified by var_stream_map option, %v placeholder in

[FFmpeg-cvslog] avformat/hlsenc: enhanced %v handling with variant names

ffmpeg | branch: master | Bodecs Bela | Thu Jun 20 11:08:04 2019 +0800| [86f04b918c0d00a286180906279b7ed0f1cd0bed] | committer: Steven Liu avformat/hlsenc: enhanced %v handling with variant names When multiple variant streams are specified by var_stream_map option, %v placeholder in various na