mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.4 KiB
74 lines
2.4 KiB
/* |
|
* compose |
|
* compose a function call |
|
* This macro takes as input a Function object and composes |
|
* a function call by inspecting the types and argument names |
|
*/ |
|
/ |
|
{% macro compose(fun) %} |
|
{# ----------- Return type ------------- #} |
|
{%- if not fun.rtp|void -%} retval = {% endif -%} |
|
{%- if fun.clss -%}inst.{%- else -%} cv:: {%- endif -%} |
|
{{fun.name}}( |
|
{#- ----------- Required ------------- -#} |
|
{%- for arg in fun.req -%} |
|
{%- if arg.ref == '*' -%}&{%- endif -%} |
|
{{arg.name}} |
|
{%- if not loop.last %}, {% endif %} |
|
{% endfor %} |
|
{#- ----------- Optional ------------- -#} |
|
{% if fun.req and fun.opt %}, {% endif %} |
|
{%- for opt in fun.opt -%} |
|
{%- if opt.ref == '*' -%}&{%- endif -%} |
|
{{opt.name}} |
|
{%- if not loop.last -%}, {% endif %} |
|
{%- endfor -%} |
|
); |
|
{%- endmacro %} |
|
|
|
// create a full function invocation |
|
{%- macro generate(fun) -%} |
|
|
|
// unpack the arguments |
|
{# ----------- Inputs ------------- #} |
|
{% for arg in fun.req|inputs %} |
|
{{arg.tp}} {{arg.name}} = inputs[{{ loop.index0 }}].to{{arg.tp|toUpperCamelCase}}(); |
|
{% endfor %} |
|
{% for opt in fun.opt|inputs %} |
|
{{opt.tp}} {{opt.name}} = (nrhs > {{loop.index0 + fun.req|inputs|length}}) ? inputs[{{loop.index0 + fun.req|inputs|length}}].to{{opt.tp|toUpperCamelCase}}() : {% if opt.ref == '*' -%} {{opt.tp}}() {%- else -%} {{opt.default}} {%- endif %}; |
|
{% endfor %} |
|
{# ----------- Outputs ------------ #} |
|
{% for arg in fun.req|only|outputs %} |
|
{{arg.tp}} {{arg.name}}; |
|
{% endfor %} |
|
{% for opt in fun.opt|only|outputs %} |
|
{{opt.tp}} {{opt.name}}; |
|
{% endfor %} |
|
{% if not fun.rtp|void %} |
|
{{fun.rtp}} retval; |
|
{% endif %} |
|
|
|
// call the opencv function |
|
// [out =] namespace.fun(src1, ..., srcn, dst1, ..., dstn, opt1, ..., optn); |
|
try { |
|
{{ compose(fun) }} |
|
} catch(cv::Exception& e) { |
|
mexErrMsgTxt(std::string("cv::exception caught: ").append(e.what()).c_str()); |
|
} catch(std::exception& e) { |
|
mexErrMsgTxt(std::string("std::exception caught: ").append(e.what()).c_str()); |
|
} catch(...) { |
|
mexErrMsgTxt("Uncaught exception occurred in {{fun.name}}"); |
|
} |
|
|
|
// assign the outputs into the bridge |
|
{% if not fun.rtp|void %} |
|
outputs[0] = retval; |
|
{% endif %} |
|
{% for arg in fun.req|outputs %} |
|
outputs[{{loop.index0 + fun.rtp|void|not}}] = {{arg.name}}; |
|
{% endfor %} |
|
{% for opt in fun.opt|outputs %} |
|
outputs[{{loop.index0 + fun.rtp|void|not + fun.req|outputs|length}}] = {{opt.name}}; |
|
{% endfor %} |
|
|
|
{% endmacro %}
|
|
|