From: Luo Xionghu <xionghu....@intel.com>
Signed-off-by: Luo Xionghu <xionghu....@intel.com>
---
utests/CMakeLists.txt | 1 +
utests/image_from_buffer.cpp | 57 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 58 insertions(+)
create mode 100644 utests/image_from_buffer.cpp
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 06baa68..7cf7a70 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -201,6 +201,7 @@ set (utests_sources
enqueue_fill_buf.cpp
builtin_kernel_max_global_size.cpp
image_1D_buffer.cpp
+ image_from_buffer.cpp
compare_image_2d_and_1d_array.cpp
compiler_fill_image_1d_array.cpp
compiler_fill_image_2d_array.cpp
diff --git a/utests/image_from_buffer.cpp b/utests/image_from_buffer.cpp
new file mode 100644
index 0000000..a4b9d98
--- /dev/null
+++ b/utests/image_from_buffer.cpp
@@ -0,0 +1,57 @@
+#include <string.h>
+#include "utest_helper.hpp"
+
+static void image_from_buffer(void)
+{
+ const size_t w = 512;
+ const size_t h = 512;
+ cl_image_format format;
+ cl_image_desc desc;
+ int error;
+
+ memset(&desc, 0x0, sizeof(cl_image_desc));
+ memset(&format, 0x0, sizeof(cl_image_format));
+
+ // Setup kernel and images
+ size_t buffer_sz = sizeof(uint32_t) * w * h;
+ OCL_CREATE_KERNEL("image_from_buffer");
+ buf_data[0] = (uint32_t*) malloc(buffer_sz);
+ for (uint32_t j = 0; j < h; ++j)
+ for (uint32_t i = 0; i < w; i++)
+ ((uint32_t*)buf_data[0])[j * w + i] = j * w + i;
+
+ cl_mem buff = clCreateBuffer(ctx, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
+ buffer_sz, buf_data[0], &error);
+
+ OCL_ASSERT(error == CL_SUCCESS);
+ format.image_channel_order = CL_RGBA;
+ format.image_channel_data_type = CL_UNSIGNED_INT8;
+ desc.image_type = CL_MEM_OBJECT_IMAGE2D;
+ desc.image_width = w;
+ desc.image_height = h;
+ desc.image_row_pitch = w * sizeof(uint32_t);
+
+ desc.mem_object = 0;
+ OCL_CREATE_IMAGE(buf[0], CL_MEM_COPY_HOST_PTR, &format, &desc, buf_data[0]);
+
+ desc.mem_object = buff;
+ OCL_CREATE_IMAGE(buf[1], CL_MEM_READ_ONLY, &format, &desc, NULL);
+
+ free(buf_data[0]);
+ buf_data[0] = NULL;
+
+ // Check result
+ OCL_MAP_BUFFER_GTT(0);
+ OCL_MAP_BUFFER_GTT(1);
+ for (uint32_t j = 0; j < h; ++j)
+ for (uint32_t i = 0; i < w; i++)
+ {
+ //printf("%d,%d\n", ((uint32_t*)buf_data[0])[j * w + i],
((uint32_t*)buf_data[1])[j * w + i]);
+ OCL_ASSERT(((uint32_t*)buf_data[0])[j * w + i] ==
((uint32_t*)buf_data[1])[j * w + i]);
+ }
+ OCL_UNMAP_BUFFER_GTT(0);
+ OCL_UNMAP_BUFFER_GTT(1);
+}
+
+MAKE_UTEST_FROM_FUNCTION(image_from_buffer);
+
--
1.9.1
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