acldvppGetHistData
The
The
Description
Obtains histogram data based on the specified dimension.
Prototype
aclError acldvppGetHistData(acldvppHist *hist, uint32_t dim, uint32_t **data, uint16_t *len)
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
hist |
Input |
Pointer to the histogram description. Call acldvppVpcCalcHistAsync to generate histogram description data of each dimension in advance. |
dim |
Input |
Histogram dimension. Call acldvppGetHistDims to obtain the number of dimensions in the histogram. The value range of dim is [0, (Number of dimensions – 1)]. |
data |
Output |
Pointer to the pointer to the start address of the histogram data of the corresponding dimension. |
len |
Output |
Pointer to the histogram data length. |
Returns
The value 0 indicates success, and other values indicate failure. For details, see aclError.