2. Basic matters

2.1 Definition of terms and abbreviations

Table 2.1 Glossary

the term	meaning
Branch stream	Corresponds to the file on the CD. The branch playback library reads the stream based on the scenario information set for the branch stream. Different types of stream data (audio, video, etc.) can be retrieved by channel interleaving (generally interleaving with subheaders) within the branched stream.
Branch stream identifier	An identifier for distinguishing and identifying a branch stream. For this identifier, the file or stream key to read, Set / acquire branch destination information.
Branch number	This is the number to specify the branch destination. It corresponds to the type of event input from the pad.

Table 2.2 List of abbreviations

Abbreviation	meaning	explanation
BPL	branch play	Branch playback
bstm	branch stream	Branch stream
bstmid	branch stream ID	Branch stream identifier
brno	branch No.	Branch number
bstmmax	branch stream max	Total number of branch streams to register
brmax	branch max	Total number of branches

Other terms are based on the CD communication interface, file system, and stream system.

2.2 Name restrictions

The branch playback library uses the following names as function names, variable names, type names, and macro names.

Function name, variable name	: BP ~ and bp ~
Model name	: BP ~
Macro name	: BP ~

Each library required for the branch playback library uses the following global symbols.

Table 2.3 Symbol name of each library

Library name	Symbol to use
Stream system	ST ~, st ~, St ~
File system	GF ~, gf ~, Gf ~
CD communication interface	CD ~, cd ~, Cd ~

Application programs should be careful not to use these symbols.