Below is a list of common files and content-types which are typically not suitable for compression.

- Extensions

 | `gz`  | (GZIP)      |
 | `bz2` | (BZIP2)     |
 | `rar` | (WinRAR)    |
 | `zip` | (ZIP)       |
 | `7z`  | (7-Zip)     |
 | `xz`  | (LZMA)      |
 | `mp4` | (MP4)       |
 | `mkv` | (MKV media) |
 | `mov` | (MOV)       |

- Content-Types

	globalCompressConfigMu sync.Mutex
	globalCompressConfig   compress.Config

	// Some standard object extensions which we strictly dis-allow for compression.
	standardExcludeCompressExtensions = []string{".gz", ".bz2", ".rar", ".zip", ".7z", ".xz", ".mp4", ".mkv", ".mov", ".jpg", ".png", ".gif"}

	// Some standard content-types which we strictly dis-allow for compression.

labels.facet_filetype_zip=ZIP Archive
labels.facet_filetype_7z=7z Archive
labels.facet_filetype_bz=BZIP Archive
labels.facet_filetype_bz2=BZIP2 Archive
labels.facet_filetype_tar=TAR Archive
labels.facet_filetype_rar=RAR Archive
labels.facet_filetype_3gp=3gp Video
labels.facet_filetype_3g2=3g2 Video
labels.facet_filetype_avi=AVI Video
labels.facet_filetype_flv=FLV Video
labels.facet_filetype_mpeg=MPEG Video

labels.facet_filetype_chm=編譯的HTML幫助
labels.facet_filetype_zip=ZIP存檔
labels.facet_filetype_7z=7z存檔
labels.facet_filetype_bz=BZIP存檔
labels.facet_filetype_bz2=BZIP2存檔
labels.facet_filetype_tar=TAR存檔
labels.facet_filetype_rar=RAR存檔
labels.facet_filetype_3gp=3gp視訊
labels.facet_filetype_3g2=3g2視訊
labels.facet_filetype_avi=AVI視訊
labels.facet_filetype_flv=FLV視訊
labels.facet_filetype_mpeg=MPEG視訊
labels.facet_filetype_mp4=MP4視訊

application/rtf=rtf\n\
application/vnd.ms-htmlhelp=chm\n\
application/zip=zip\n\
application/x-7z-comressed=7z\n\
application/x-bzip=bz\n\
application/x-bzip2=bz2\n\
application/x-tar=tar\n\
application/x-rar-compressed=rar\n\
video/3gp=3gp\n\
video/3g2=3g2\n\
video/x-msvideo=avi\n\
video/x-flv=flv\n\
video/mpeg=mpeg\n\
video/mp4=mp4\n\
video/ogv=ogv\n\
video/quicktime=qt\n\
video/x-m4v=m4v\n\

labels.facet_filetype_zip=ZIP-Archiv
labels.facet_filetype_7z=7z-Archiv
labels.facet_filetype_bz=BZIP-Archiv
labels.facet_filetype_bz2=BZIP2-Archiv
labels.facet_filetype_tar=TAR-Archiv
labels.facet_filetype_rar=RAR-Archiv
labels.facet_filetype_3gp=3gp-Video
labels.facet_filetype_3g2=3g2-Video
labels.facet_filetype_avi=AVI-Video
labels.facet_filetype_flv=FLV-Video
labels.facet_filetype_mpeg=MPEG-Video

labels.facet_filetype_zip=ZIP Archive
labels.facet_filetype_7z=7z Archive
labels.facet_filetype_bz=BZIP Archive
labels.facet_filetype_bz2=BZIP2 Archive
labels.facet_filetype_tar=TAR Archive
labels.facet_filetype_rar=RAR Archive
labels.facet_filetype_3gp=3gp Video
labels.facet_filetype_3g2=3g2 Video
labels.facet_filetype_avi=AVI Video
labels.facet_filetype_flv=FLV Video
labels.facet_filetype_mpeg=MPEG Video

labels.facet_filetype_zip=Архив ZIP
labels.facet_filetype_7z=Архив 7z
labels.facet_filetype_bz=Архив BZIP
labels.facet_filetype_bz2=Архив BZIP2
labels.facet_filetype_tar=Архив TAR
labels.facet_filetype_rar=Архив RAR
labels.facet_filetype_3gp=Видео 3gp
labels.facet_filetype_3g2=Видео 3g2
labels.facet_filetype_avi=Видео AVI
labels.facet_filetype_flv=Видео FLV
labels.facet_filetype_mpeg=Видео MPEG
labels.facet_filetype_mp4=Видео MP4

labels.facet_filetype_zip=Archivio ZIP
labels.facet_filetype_7z=Archivio 7z
labels.facet_filetype_bz=Archivio BZIP
labels.facet_filetype_bz2=Archivio BZIP2
labels.facet_filetype_tar=Archivio TAR
labels.facet_filetype_rar=Archivio RAR
labels.facet_filetype_3gp=Video 3gp
labels.facet_filetype_3g2=Video 3g2
labels.facet_filetype_avi=Video AVI
labels.facet_filetype_flv=Video FLV
labels.facet_filetype_mpeg=Video MPEG
labels.facet_filetype_mp4=Video MP4

labels.facet_filetype_zip=Archiwum ZIP
labels.facet_filetype_7z=Archiwum 7z
labels.facet_filetype_bz=Archiwum BZIP
labels.facet_filetype_bz2=Archiwum BZIP2
labels.facet_filetype_tar=Archiwum TAR
labels.facet_filetype_rar=Archiwum RAR
labels.facet_filetype_3gp=Wideo 3gp
labels.facet_filetype_3g2=Wideo 3g2
labels.facet_filetype_avi=Wideo AVI
labels.facet_filetype_flv=Wideo FLV
labels.facet_filetype_mpeg=Wideo MPEG
labels.facet_filetype_mp4=Wideo MP4