C:\>ffmpeg -i C:\16bit_777.pct out.bmp
ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers
built with gcc 4.6.2 (GCC)
configuration: --disable-pthreads --enable-gpl --disable-ffprobe
libavutil 55. 47.100 / 55. 47.100
libavcodec 57. 81.100 / 57. 81.100
libavformat 57. 66.102 / 57. 66.102
libavdevice 57. 2.100 / 57. 2.100
libavfilter 6. 73.100 / 6. 73.100
libswscale 4. 3.101 / 4. 3.101
libswresample 2. 4.100 / 2. 4.100
libpostproc 54. 2.100 / 54. 2.100
[qdraw @ 0237d8e0] Warning: not compiled with thread support, using thread emula
tion
Input #0, qdraw_pipe, from 'C:\16bit_777.pct':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: qdraw, rgb555le, 777x777, 25 tbr, 25 tbn, 25 tbc
[qdraw @ 02708560] Warning: not compiled with thread support, using thread emula
tion
[bmp @ 02709be0] Warning: not compiled with thread support, using thread emulati
on
Output #0, image2, to 'out.bmp':
Metadata:
encoder : Lavf57.66.102
Stream #0:0: Video: bmp, rgb555le, 777x777, q=2-31, 200 kb/s, 25 fps, 25 tbn
, 25 tbc
Metadata:
encoder : Lavc57.81.100 bmp
Stream mapping:
Stream #0:0 -> #0:0 (qdraw (native) -> bmp (native))
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A speed=2.56x
video:1181kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing
overhead: unknown
Fixed in 05aa53dc553a9f824d81d7eaa0eb16b978264276.