Please use -q:a or -q:v, -qscale is ambiguous
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
  Stream #0:1 -> #0:1 (aac (native) -> mp3 (libmp3lame))
Press [q] to stop, [?] for help
[libx264 @ 0x55cb734952c0] -qscale is ignored, -crf is recommended.
[libx264 @ 0x55cb734952c0] width not divisible by 2 (641x360)
Error initializing output stream 0:0 -- Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height
[libmp3lame @ 0x55cb734b7b00] 3 frames left in the queue on closing
Conversion failed!