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core(ocl): Don't query image formats when none exist

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clGetSupportedImageFormats returns CL_INVALID_VALUE if called with
num_entries 0 and a non-NULL image_formats pointer so let's not do that.
This commit is contained in:
Jan Solanti 2020-03-03 14:16:32 +02:00
parent da6ad1c640
commit ad16c243ca
1 changed files with 11 additions and 8 deletions
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19
modules/core/src/ocl.cpp
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@ -6445,16 +6445,19 @@ struct Image2D::Impl
CL_MEM_OBJECT_IMAGE2D, numFormats,
NULL, &numFormats);
CV_OCL_DBG_CHECK_RESULT(err, "clGetSupportedImageFormats(CL_MEM_OBJECT_IMAGE2D, NULL)");
AutoBuffer<cl_image_format> formats(numFormats);
err = clGetSupportedImageFormats(context, CL_MEM_READ_WRITE,
CL_MEM_OBJECT_IMAGE2D, numFormats,
formats.data(), NULL);
CV_OCL_DBG_CHECK_RESULT(err, "clGetSupportedImageFormats(CL_MEM_OBJECT_IMAGE2D, formats)");
for (cl_uint i = 0; i < numFormats; ++i)
if (numFormats > 0)
{
if (!memcmp(&formats[i], &format, sizeof(format)))
AutoBuffer<cl_image_format> formats(numFormats);
err = clGetSupportedImageFormats(context, CL_MEM_READ_WRITE,
CL_MEM_OBJECT_IMAGE2D, numFormats,
formats.data(), NULL);
CV_OCL_DBG_CHECK_RESULT(err, "clGetSupportedImageFormats(CL_MEM_OBJECT_IMAGE2D, formats)");
for (cl_uint i = 0; i < numFormats; ++i)
{
return true;
if (!memcmp(&formats[i], &format, sizeof(format)))
{
return true;
}
}
}
return false;