S E C T I O N H .3
1123
Implementation Notes
148. The following media formats are recommended for use in authoring
cross-platform PDF files intended for consumption by Acrobat 6.0.
TABLE H.4 Recommended media types
COMMON EXTENSION COMMON MIME TYPE
DESCRIPTION
.aiff
.au
.avi
.mid
.mov
.mp3
.mp4
.mp4
.mpeg
.smil
.swf
audio/aiff
audio/basic
video/avi
audio/midi
video/quicktime
audio/x-mp3
audio/mp4
video/mp4
video/mpeg
application/smil
application/x-shockwave-flash
Audio Interchange File Format
NeXT/Sun
™
Audio Format
AVI (Audio/Video Interleaved)
MIDI (Musical Instrument Digital Interface)
QuickTime
MPEG Audio Layer-3
MPEG-4 Audio
MPEG-4 Video
MPEG-2 Video
Synchronized Multimedia Integration Language
Macromedia Flash
149. If the
CT
entry is not present, Acrobat requires a
PL
entry to be present
that specifies at least one player that can be used.
150. Acrobat supports a maximum of two sound channels.
151. Acrobat viewers do not support the value of
Aspect
.
152. Acrobat viewers support only the
DeviceRGB
and
DeviceGray
color spaces
for poster image XObjects. For indexed color spaces with a base color
space of
DeviceRGB
(see “Indexed Color Spaces” on page 262”), Acrobat
5.0 viewers incorrectly treat
hival
as the number of colors rather than the