The QUERY_WAV function checks that the file is actually a .WAV file and that the READ_WAV function can read the data in the file. Optionally, it can return additional information about the data in the file.
Syntax
Result = QUERY_WAV ( Filename[, Info] )
Return Value
This routine returns a long with the value of 1 (one) if the query was successful (and the file type was correct) or 0 (zero) on failure.
Arguments
Filename
A scalar string containing the full pathname of the .WAV file to read.
Info
An anonymous structure containing information about the data in the file. The fields are defined as:
Tag |
Type |
Definition |
CHANNELS |
INT |
Number of data channels in the file.
|
SAMPLES_PER_SEC |
LONG |
Data sampling rate in samples per second.
|
BITS_PER_SAMPLE |
INT |
Number of valid bits in the data.
|
Keywords
None.
Version History