USBB17AP77016-XXX-B11 NEC Electronics, USBB17AP77016-XXX-B11 Datasheet - Page 21

• Manufacturer Part Number: USBB17AP77016-XXX-B11
• Description: DSP middleware(WMA (Windows Media Audio)decoder)
• Manufacturer: NEC Electronics

2.3.5
[Classification]
[Function name]
[Summary of function] Acquires WMA file information.
[Format]
[Arguments]
[Return value]
[Function]
[Registers used]
[Hardware resources]
wmad_FileDecodeInfo function
stores the result in the file information structure. Execute this function after executing the
wmad_FileDecodeInit function. Note that at this time an area (structure) for storing file
information must be prepared in the X memory beforehand using the start address of that
area as the argument. Refer to Table 2-6 Members of File Information Structure for
details of the structure for storing file information.
R0, R1, R2, DP0
File information acquisition function
wmad_FileDecodeInfo
call wmad_FileDecodeInfo
This function acquires file information such as the bit rate and sampling frequency and
R0L
R0
Maximum stack level
Maximum loop stack level
Maximum number of repetitions
Maximum number of cycles
Return Value
Argument
CHAPTER 2 LIBRARY SPECIFICATIONS
User’s Manual U15683EJ1V0UM
Start address of structure storing file information (X memory)
Error code (see 2.4 Error Information for error code details)
Description
Description
41
0
0
0
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