GraphicsMagick does not support recent AVI formats

According to Bob Friesenhahn the are no "modern AVI files that it is capable of reading".

Error report

Installing GraphicsMagick-1.3.17

Down loaded from

Configured with

Compiled with

Problems with GraphicsMagick-1.3.17 does not work with unix tsch

Work around

Remove first space on first line. Ie the start of becomes
# -*- shell-script -*-

gm -display does not work with AVI locale en_GB.UTF-8

In unix GraphicsMagick-1.3.17 seems to have serious problems with AVI files.

With my non-ascii locale it appears to try and read binary AVI files as two byte characters and fails with

gm display: AVI chunk  (i2idatabase/i2iDatabase/AC/AC_Right.avi) [Invalid or incomplete multibyte or wide character].

clearing environment variable LC_CTYPE takes us to the next error.

gm -display does not work with AVI

If CT_CTYPE is cleared the same command fails with
gm display: AVI chunk 357 356 W 366 not yet supported (/cs/research/crest/projects1/ucacbbl/i2idatabase/i2iDatabase/AC/AC_Right.avi).

Example AVI

AC_Right.avi is included in

W.B.Langdon Back 28 November 2012 (last update 29 Nov)