The OpenVX Specification  r28647
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Detailed Description

Accumulates an input image into output image.

Accumulation is computed by:

\[ accum(x,y) = accum(x,y) + input(x,y) \]

The overflow policy used is VX_CONVERT_POLICY_SATURATE.

Functions

vx_node vxAccumulateImageNode (vx_graph graph, vx_image input, vx_image accum)
 [Graph] Creates an accumulate node. More...
 
vx_status vxuAccumulateImage (vx_context context, vx_image input, vx_image accum)
 [Immediate] Computes an accumulation. More...
 

Function Documentation

vx_node vxAccumulateImageNode ( vx_graph  graph,
vx_image  input,
vx_image  accum 
)

[Graph] Creates an accumulate node.

Parameters
[in]graphThe reference to the graph.
[in]inputThe input VX_DF_IMAGE_U8 image.
[in,out]accumThe accumulation image in VX_DF_IMAGE_S16.
Returns
vx_node.
Return values
0Node could not be created.
*Node handle.
vx_status vxuAccumulateImage ( vx_context  context,
vx_image  input,
vx_image  accum 
)

[Immediate] Computes an accumulation.

Parameters
[in]contextThe reference to the overall context.
[in]inputThe input VX_DF_IMAGE_U8 image.
[in,out]accumThe accumulation image in VX_DF_IMAGE_S16
Returns
A vx_status_e enumeration.
Return values
VX_SUCCESSSuccess
*An error occurred. See vx_status_e.