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Argus Encoder Family Version 2.6 API Developer’s Guide
Setting the Registry for Windows Media Format Encoding
Frames per
Second
FrameRate
Int /
REG_DWORD
10 to 30
30 most closely
approximates NTSC,
but requires highest
CPU usage. Should
probably set to 15 if
running all three out-
put stream types.
The frame rate is
dependent on the
video bit rate in such
a way that if the
frame rate is too high
for the specified bit
rate frames will start
to drop in order to
maintain the video
bit rate.
Audio Codec
AudioCodec
Int /
REG_DWORD
Microsoft Windows
Media Audio
ver. 9 =
0
Spiro Labs ACELP
(voice only) =
1
Microsoft Windows
Media Audio Voice
ver. 9=
2
Use Microsoft
Windows Media ver.
9 Voice codec for
low-bandwidth
voice-only streams.
Audio Codec
Format
AudioCodec-
Format
Cstring /
REG_SZ
String represents the
audio codec format
string to use for the
corresponding audio
codec. See Table B-6
for possible values.
WMF Registry Table (Continued)
Property
Registry Key
Data Type
Value Set
Comments
Table B-5. WMF Registry Table — Spectrum (Continued)