A
ActiveX control
aspect ratio, 151
automatic playback, 152
background color, 150
basics of using, 139
centering clip, 151
class ID, 139
consoles, 148
image window, 143
laying out presentations, 153
logo suppression, 152
looping playback
indefinitely, 153
set number of times, 153
object ID, 139
parameter list, 155
parameters
AUTOSTART, 152
BACKGROUNDCOLOR, 150
CENTER, 151
CONSOLE, 148
CONTROLS, 142
HEIGHT, 141
LOOP, 153
MAINTAINASPECT, 151
NOJAVA, 141
NOLABELS, 152
NOLOGO, 152
NUMLOOP, 153
REGION, 154
SHUFFLE, 153
SRC, 139
WIDTH, 141
RealPlayer controls, 142
multiple, 148
shuffling playback, 153
size parameters, 141
percentages, 141
source parameter, 139
specifying in links, 166
supported applications, 137
title suppression, 152
URL handling, 141
using in Web page, 139
VBScript extensions, 138
Ad streaming
ad formats, 157
banner ads
duration, 160
for broadcasts, 160
layout, 158
overview, 158
properties, 160
sizes, 158
media ads
commercial breaks, 163
interstitial ads, 163
lead-in video ad, 161
overview, 161
playlist disabling, 163
region layout, 162
overview, 157
<RealAdInsert\xda > tag, 161
SMIL files for
automatic generation, 158
manual creation, 157
Advertising
on RealGuide, 178
see also Ad streaming
AIFF conversion to RealAudio, 45
Animation, see Flash
Archiving broadcasts, 185
AU conversion to RealAudio, 45
Audio
cables, 41
capture cards, 18
DC offset, 43
digitizing, 43
dynamics compression, 44
editing programs, 18
equipment quality, 41
for Flash, 69
frequency equalization, 44
gain compression, 42
input levels, 41
normalization, 43
optimizing, 43
production tools, 17
recording tips, 41
sampling width, 42
signal-to-noise ratio, 41
source media, 41
streaming steps, 39
see also RealAudio
Authoring Kit, 5
Autoupdate of RealPlayer, 21
AVI
compressed, 58
converting to RealVideo, 60
B
Backward compatibility
overview, 13
RealPlayer clip support, 21
single URLs for, 13
through Ram file, 175
through Ramgen, 169
Bandwidth
clip characteristics
Flash, 66
images, 124
RealAudio, 34
RealPix, 26
RealText, 26
RealVideo, 47
SMIL, 26
leaving for other processes, 25
multiclip presentations, 25
negotiation, 27
network connection speeds, 24
overview, 22
preroll, 23
rebuffering, 24
SMIL switching, 110
SureStream clips, 27
timeline considerations, 30
Banner ads, see Ad streaming
Betacam video, 56
Bit rate, see Bandwidth
Broadcasting
advertising on RealGuide, 185
archiving, 185
audio volumes, 42
banner ad durations, 160
broadcast quality, 185
CPU requirements for RealProducer, 184
introduction, 181
live vs. prerecorded, 181
preparation, 183
RealGuide listings, 178
RealProducer to RealServer, 185
RealText, 183
RGB and YUV output, 183
SMIL files, 186
stream synchronization, 187
tools for, 182
trial run, 185
URL for, 185
C
Cable modem bandwidth targets, 24
Cable shielding, 41
Caching, see RealPlayer
Captions for the hearing impaired, 215
Capture cards, 18
CHTTP, 132
Codecs
see RealVideo
see RealAudio
Compact mode for RealPlayer, 176
Compression
audio dynamics, 44
overview, 18
RealAudio, 33
RealVideo, 47
Copyright protection
with RealServer, 22
with Web server, 171
CPU guidelines, 178
D
De-interlace filter, 63
Digital video formats, 56
Documentation library, 4
Doubling clip sizes, 176
Download button for RealPlayer, 179
Downloading
RealPlayer plug-ins, 21
versus streaming, 165
DSL bandwidth targets, 24
E
EMBED tag, see Netscape plug-in
Embedded presentations
see ActiveX control
see Netscape plug-in
Encoding tools, see RealProducer
Error correction, 64
Extension list, 233
F
File extension list, 233
Film-to-video transfer, 63
Flash
advancing scene to scene, 74
audio
export, 78
import, 69
bandwidth targets, 66
clip caching, 74
CPU use, 68
data spikes, 66
event sounds, 69
file size, 67
frame rate, 69
Get URL command
controlling RealPlayer, 73
pop-up windows, 127
sending URL to browser, 73
Go To command, 74
groups, 68
HTTP GET and POST commands, 77
key frames, 68
linear vs. non-linear, 65
Load Movie command
restrictions on, 75
SMIL in place of, 76
timeline behavior with, 76
mouse event trapping, 77
overview, 65
pausing
Flash clip, 73
RealPlayer, 74
Play command, 73
Player file export, 78
pop-up windows, 127
examples, 129
links for, 127
Ram file with, 79
RealAudio issues
bandwidth division, 70
codec tips, 72
for 28.8 Kbps modems, 71
for 56 Kbps modems, 71
RealPlayer requirements, 66
RealServer requirements, 66
secure transactions, 77
seeking
through presentation, 73
time format for, 74
to Flash frame, 73
SMIL with, 79
starting
Flash clip, 73
RealPlayer, 74
stopping
Flash clip, 73
RealPlayer, 74
stream synchronization, 69
symbols, 68
timeline control, 73
tuning, 66
tweening, 69
Web server delivery, 171
Frame rates
Flash, 69
RealVideo, 49
video capture, 58
Frequency response of RealAudio, 35
Full-screen playback, 176
G
GIF, see Images
Graphics, see Images
H
HTML, see Web page
HTTP
compared to RTSP, 165
in presentation links, 166
in SMIL file, 88
in Web page links, 166
see also Web server
Hypertext, see Links
I
Images
bandwidth use, 124
caching, 132
GIF or PNG transparency override, 125
in SMIL, 20
links to Web pages, 125
RealPlayer control, 126
reliable transmission, 126
supported formats, 19
transparency, 104
see also RealPix
Interlaced video, 63
Inverse-telecine filter, 63
ISDN bandwidth targets, 24
ISPs and RealServer, 16
J
JavaScript with RealPlayer, 5
JPEG, see Images
L
LAN bandwidth use
lowering, 25
maximum, 24
Language choices
codes, 231
setting, 109
Laying out presentations
with ActiveX control, 153
with HTML, 154
with Netscape plug-in, 153
with SMIL
in RealPlayer, 99
in Web page, 153
Links
in image tags, 125
quick reference, 202
Ram file
to local files, 174
to RealServer, 174
to Web server, 174
SMIL file
base target, 87
to local files, 88
to RealServer, 86
to Web server, 88
Web page
to RealServer, 166
to Web Server, 170
Live broadcast, see Broadcasting
Local files, 17
Logos, 179
Loss protection, 64
M
Manuals, where to find, 4
Metafile, see Ram file
MIME types in Web server, 173
Modem bandwidth targets, 24
MPEG
converting to RealAudio, 45
converting to RealVideo, 61
N
Netscape plug-in
aspect ratio, 151
automatic playback, 152
background color, 150
basics of using, 138
centering clip, 151
consoles, 148
image window, 143
JavaScript extensions, 138
laying out presentations, 153
local file links, 140
logo suppression, 152
looping playback
indefinitely, 153
set number of times, 153
nonembedded links, 138
parameter list, 155
parameters
AUTOSTART, 152
BACKGROUNDCOLOR, 150
CENTER, 151
CONSOLE, 148
CONTROLS, 142
HEIGHT, 141
LOOP, 153
MAINTAINASPECT, 151
NOJAVA, 141
NOLABELS, 152
NOLOGO, 152
NUMLOOP, 153
REGION, 154
SHUFFLE, 153
SRC, 139
WIDTH, 141
RealPlayer controls, 142
multiple, 148
shuffling playback, 153
size parameters, 141
percentages, 141
source parameter, 139
specifying in links, 166
supported browsers, 137
title suppression, 152
URL handling, 141
using in Web page, 137
Network connection speeds, 24
Noise filters, 62
O
OBJECT tag, see ActiveX control
OpenDML, 60
P
Password authentication, 16
Pay-per-view, 16
Planning a presentation, 15
Plug-ins
see Netscape plug-in
see RealPlayer
PNA, 12
PNG, see Images
Preroll
masking, 205
overview, 23
Protocols
CHTTP, 132
PNA, 12
RDT, 12
RTP, 12
RTSP, 165
Publishing tools, see RealProducer
Q
QuickTime
converting to RealAudio, 45
converting to RealVideo, 61
R
.ram extension, 169
Ram file
clip playback size, 176
comments, 177
creating manually, 173
linking
to local files, 174
to RealServer, 174
to Web server, 174
RealPlayer mode, 176
replacing with Ramgen, 169
see also Ramgen
Ramgen
options
altplay, 169
combining, 169
embed, 168
using, 169
RDP, 12
Real Broadcast Network (RBN), 181
RealAudio
audio quality and bandwidth, 33
backward compatibility, 46
bandwidth characteristics, 34
broadcasting, 181
codecs
frequency responses, 35
lossy nature, 33
mono music, 36
older, 38
sampling rates, 35
stereo music, 37
voice, 36
converting to other formats, 43
encoding instructions, 45
encoding tips, 44
Flash
audio export, 78
soundtrack, 69
input formats, 45
RealVideo soundtracks, 47
sound quality, 33
streaming rates
multimedia, 45
standard, 34
streaming steps, 39
Web server playback, 171
with other clips, 34
see also Audio
RealFlash, see Flash
RealGuide, 178
RealPix
authoring guide, 4
bandwidth characteristics, 26
description, 20
through RealSlideshow, 20
Web server delivery, 172
RealPlayer
autoupdate, 21
backward compatibility, 21
caching
cache directory, 132
cache size, 133
CHTTP protocol, 132
control commands, 133
expiration rules, 133
Flash clips, 74
overriding, 133
requirements, 132
user control, 134
captions preference, 215
clip compatibility, 21
compact mode, 176
controlling
through Flash, 73
through image links, 126
copyright protection
with RealServer, 22
with Web server, 171
doubling clip size, 176
download logo, 179
embedding in Web page
see ActiveX control
see Netscape plug-in
Flash requirements, 66
full-screen playback, 176
JavaScript guide, 5
language choices
codes, 231
setting, 109
mouse events in Flash, 77
playlists
disabling for ads, 163
managing through SMIL, 119
plug-in download, 21
pop-up windows
examples, 129
links for, 127
RealVideo 8 codec support, 53
SDK, 5
SMIL source view, 205
supporting different versions, 211
VBScript guide, 5
RealProducer
broadcast CPU requirements, 184
broadcasting, 183
connecting to RealServer, 185
overview, 18
SDK, 5
see also RealAudio
see also RealVideo
RealServer
administration guide, 4
administrator, 15
advanced features, 16
bandwidth constraints on, 16
broadcasting, 183
Flash requirements, 66
placing files on, 166
SDK, 5
stream maximum, 15
stream thinning, 28
through ISPs, 16
RealSlideshow, 20
RealSystem
architecture, 10
authoring kit, 5
SDK, 5
RealText
authoring guide, 4
bandwidth characteristics, 26
broadcasting, 183
captions, 215
description, 21
pop-up window links, 127
Web server delivery, 171
RealVideo
artifacts
causes of, 50
reducing, 62
backward compatibility, 62
bandwidth characteristics, 47
broadcasting, 181
codecs
lossy nature, 49
RealVideo 8, 53
RealVideo G2, 54
RealVideo G2 with SVT, 54
Standard, 54
compressed input, 58
converting to other formats, 58
encoding instructions, 61
encoding tips, 60
error correction, 64
filters
de-interlace, 63
inverse-telecine, 63
noise, 62
resize, 62
frame rates
factors that affect, 49
lowering for slow CPUs, 54
overview, 49
variable nature, 49
input formats, 60
production steps, 54
quality guide, 51
Scalable Video Technology, 54
smooth motion option, 50
soundtrack
bandwidth ratio, 62
RealAudio for, 47
streaming rates
modifying, 61
standard, 48
two-pass encoding, 63
variable bit rate encoding, 63
visual clarity
factors that affect, 51
overview, 50
RealProducer option for, 50
windows
different sizes for different bit rates, 52
recommended sizes, 51
see also Video
Rebuffering, 24
Regions, see SMIL regions
Relative links
in Ram file, 173
in SMIL, 87
with Netscape plug-in, 140
Resize filters, 62
Rich media ads, see Ad streaming
.rpm extension, 169
RTP interoperability, 12
RTSP
and PNA, 12
compared to HTTP, 165
in presentation links, 166
in SMIL file, 86
overview, 165
S
Sampling rates, 35
Scalable Video Technology (SVT), 54
Secure transactions with Flash, 77
Shielded cables, 41
Shockwave Flash, see Flash
SMIL
ad streaming with, 157
anchors, 114
bandwidth characteristics, 26
bandwidth choices, 110
broadcasting
multiclip presentations, 186
synchronization, 187
caching
authoring example, 134
requirements, 132
captions
RealPlayer preference for, 215
region filler, 216
resizing for captions off, 217
with groups, 216
case sensitivity, 84
clip information, 119
clip type indicators, 85
closing tag, 84
coded characters, 121
comments in, 85
features, 81
file location syntax
for local computer, 88
for RealServer, 86
for Web server, 88
relative links, 87
Flash presentations, 79
general rules, 83
header
coded characters, 121
defining, 84
hyperlinks, see SMIL links
image commands
bandwidth, 124
caching, 132
GIF or PNG transparency override, 125
RealPlayer control, 126
reliable transmission, 126
language choices
codes, 231
setting, 109
layout, see SMIL regions
links
anchors, 114
clip
to clip, 112
to SMIL file, 116
hot spots
pop-up windows, 131
same window, 113
pop-up window, 131
spatial coordinates, 114
temporal coordinates, 116
timeline offsets, 118
to Web pages, 113
see also SMIL, file location syntax
normal play time format, 92
parallel tag, 89
end values, 90
repeating, 97
with sequence tag, 91
pop-up windows, 127
presentation information, 118
quotation marks for values, 84
RealPlayer control, 126
RealPlayer version support, 211
regions
assigning to clips, 107
background, 100
colors, 103
defining, 100
hiding, 207
media fit attributes, 104
overlapping, 106
percentage values, 102
root-layout, 100
transparency, 103
repeating clips
indefinite number of times, 98
specific number of times, 97
sequence tag, 89
repeating, 97
with parallel tag, 91
.smi extension, 85
.smil extension, 85
source file viewing, 205
source tags, 85
repeating, 97
SureStream clip switching, 209
switch tag, 109
switching overview, 28
text display, 21
timing elements, 92
begin, 92
clip begin and end, 93
with Web server delivery, 172
duration, 94
fill values, 95
tips on using, 205
title, author, copyright, 118
viewing SMIL source, 205
Web server playback, 172
z-index, 106
SND conversion to RealAudio, 45
Software Development Kits (SDKs), 5
Stream thinning, 28
Streaming
speeds for network connections, 24
versus downloading, 165
Web server, 170
SureStream
backward compatibility, 22
broadcasting, 184
downshifting, 27
overview, 27
RealAudio codecs, 35
SMIL switching, 209
S-video, 58
T
Technical support, 5
Testing presentations, 177
Text, 21
Timecast, see RealGuide
Timing a presentation
internal timelines, 29
timeline management, 31
timeline synchronization, 29
variable timelines, 30
with multiple clips, 30
with SMIL, 89
Transparency, 104
Two-pass encoding, 63
U
URLs, see links
V
Variable bit rate encoding, 63
VBScript with RealPlayer, 5
VHS format, 56
Video
capture
cards, 18
disk space, 59
file size limit, 60
formats, 58
frame rates, 58
requirements, 59
screen size, 59
editing programs, 18
interlaced, 63
lighting, 57
minimizing movement, 57
motion resolution, 57
production tools, 17
recording tips, 56
source formats, 56
staging shots, 57
streaming steps, 54
S-video, 58
24-bit depth, 58
see also RealVideo
Video for Windows, 58
Visual quality of RealVideo, 50
W
Wallclocks for broadcasts, 187
WAV conversion to RealAudio, 45
Web page
linking presentation to, 166
playback in, 137
Web server
MIME type configuration, 173
playback
instructions, 170
limitations, 171
unsecure clips, 171
Webcasting, see Broadcasting