1 //
2 // Copyright (c) 2017 The Khronos Group Inc.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 #include "harness/compat.h"
17
18 #include <stdio.h>
19 #include <stdlib.h>
20 #include <string.h>
21 #include <sys/types.h>
22 #include <sys/stat.h>
23
24
25 #include "procs.h"
26
27 static const char *bgra8888_kernel_code =
28 "\n"
29 "__kernel void test_bgra8888(read_only image2d_t srcimg, __global uchar4 *dst, sampler_t sampler)\n"
30 "{\n"
31 " int tid_x = get_global_id(0);\n"
32 " int tid_y = get_global_id(1);\n"
33 " int indx = tid_y * get_image_width(srcimg) + tid_x;\n"
34 " float4 color;\n"
35 "\n"
36 " color = read_imagef(srcimg, sampler, (int2)(tid_x, tid_y)) * 255.0f;\n"
37 " dst[indx] = convert_uchar4_rte(color.zyxw);\n"
38 "\n"
39 "}\n";
40
41
42 static const char *rgba8888_kernel_code =
43 "\n"
44 "__kernel void test_rgba8888(read_only image2d_t srcimg, __global uchar4 *dst, sampler_t sampler)\n"
45 "{\n"
46 " int tid_x = get_global_id(0);\n"
47 " int tid_y = get_global_id(1);\n"
48 " int indx = tid_y * get_image_width(srcimg) + tid_x;\n"
49 " float4 color;\n"
50 "\n"
51 " color = read_imagef(srcimg, sampler, (int2)(tid_x, tid_y)) * 255.0f;\n"
52 " dst[indx] = convert_uchar4_rte(color);\n"
53 "\n"
54 "}\n";
55
56
57 static unsigned char *
generate_8888_image(int w,int h,MTdata d)58 generate_8888_image(int w, int h, MTdata d)
59 {
60 unsigned char *ptr = (unsigned char*)malloc(w * h * 4);
61 int i;
62
63 for (i=0; i<w*h*4; i++)
64 ptr[i] = (unsigned char)genrand_int32( d);
65
66 return ptr;
67 }
68
69 static int
verify_bgra8888_image(unsigned char * image,unsigned char * outptr,int w,int h)70 verify_bgra8888_image(unsigned char *image, unsigned char *outptr, int w, int h)
71 {
72 int i;
73
74 for (i=0; i<w*h; i++)
75 {
76 if (outptr[i] != image[i])
77 {
78 log_error("READ_IMAGE_BGRA_UNORM_INT8 test failed\n");
79 return -1;
80 }
81 }
82
83 log_info("READ_IMAGE_BGRA_UNORM_INT8 test passed\n");
84 return 0;
85 }
86
87 static int
verify_rgba8888_image(unsigned char * image,unsigned char * outptr,int w,int h)88 verify_rgba8888_image(unsigned char *image, unsigned char *outptr, int w, int h)
89 {
90 int i;
91
92 for (i=0; i<w*h*4; i++)
93 {
94 if (outptr[i] != image[i])
95 {
96 log_error("READ_IMAGE_RGBA_UNORM_INT8 test failed\n");
97 return -1;
98 }
99 }
100
101 log_info("READ_IMAGE_RGBA_UNORM_INT8 test passed\n");
102 return 0;
103 }
104
105
test_readimage(cl_device_id device,cl_context context,cl_command_queue queue,int num_elements)106 int test_readimage(cl_device_id device, cl_context context, cl_command_queue queue, int num_elements)
107 {
108 cl_mem streams[3];
109 cl_program program[2];
110 cl_kernel kernel[2];
111 cl_image_format img_format;
112 cl_image_format *supported_formats;
113 unsigned char *input_ptr[2], *output_ptr;
114 size_t threads[2];
115 int img_width = 512;
116 int img_height = 512;
117 int i, err;
118 size_t origin[3] = {0, 0, 0};
119 size_t region[3] = {img_width, img_height, 1};
120 size_t length = img_width * img_height * 4 * sizeof(unsigned char);
121 MTdata d = init_genrand( gRandomSeed );
122 int supportsBGRA = 0;
123 cl_uint numFormats = 0;
124
125 PASSIVE_REQUIRE_IMAGE_SUPPORT( device )
126
127 PASSIVE_REQUIRE_IMAGE_SUPPORT( device )
128
129 d = init_genrand( gRandomSeed );
130 input_ptr[0] = generate_8888_image(img_width, img_height, d);
131 input_ptr[1] = generate_8888_image(img_width, img_height, d);
132 free_mtdata(d); d = NULL;
133
134 output_ptr = (unsigned char*)malloc(length);
135
136 if(gIsEmbedded)
137 {
138 /* Get the supported image formats to see if BGRA is supported */
139 clGetSupportedImageFormats (context, CL_MEM_READ_WRITE, CL_MEM_OBJECT_IMAGE2D, 0, NULL, &numFormats);
140 supported_formats = (cl_image_format *) malloc(sizeof(cl_image_format) * numFormats);
141 clGetSupportedImageFormats (context, CL_MEM_READ_WRITE, CL_MEM_OBJECT_IMAGE2D, numFormats, supported_formats, NULL);
142
143 for(i = 0; i < numFormats; i++)
144 {
145 if(supported_formats[i].image_channel_order == CL_BGRA)
146 {
147 supportsBGRA = 1;
148 break;
149 }
150 }
151 }
152 else
153 {
154 supportsBGRA = 1;
155 }
156
157 if(supportsBGRA)
158 {
159 img_format.image_channel_order = CL_BGRA;
160 img_format.image_channel_data_type = CL_UNORM_INT8;
161 streams[0] = clCreateImage2D(context, CL_MEM_READ_WRITE, &img_format, img_width, img_height, 0, NULL, NULL);
162 if (!streams[0])
163 {
164 log_error("clCreateImage2D failed\n");
165 return -1;
166 }
167 }
168
169 img_format.image_channel_order = CL_RGBA;
170 img_format.image_channel_data_type = CL_UNORM_INT8;
171 streams[1] = clCreateImage2D(context, CL_MEM_READ_WRITE, &img_format, img_width, img_height, 0, NULL, NULL);
172 if (!streams[1])
173 {
174 log_error("clCreateImage2D failed\n");
175 return -1;
176 }
177 streams[2] = clCreateBuffer(context, CL_MEM_READ_WRITE, length, NULL, NULL);
178 if (!streams[2])
179 {
180 log_error("clCreateBuffer failed\n");
181 return -1;
182 }
183
184 if(supportsBGRA)
185 {
186 err = clEnqueueWriteImage(queue, streams[0], CL_TRUE, origin, region, 0, 0, input_ptr[0], 0, NULL, NULL);
187 if (err != CL_SUCCESS)
188 {
189 log_error("clEnqueueWriteImage failed\n");
190 return -1;
191 }
192 }
193
194 err = clEnqueueWriteImage(queue, streams[1], CL_TRUE, origin, region, 0, 0, input_ptr[1], 0, NULL, NULL);
195 if (err != CL_SUCCESS)
196 {
197 log_error("clEnqueueWriteImage failed\n");
198 return -1;
199 }
200
201 if(supportsBGRA)
202 {
203 err = create_single_kernel_helper(context, &program[0], &kernel[0], 1, &bgra8888_kernel_code, "test_bgra8888" );
204 if (err)
205 return -1;
206 }
207
208 err = create_single_kernel_helper(context, &program[1], &kernel[1], 1, &rgba8888_kernel_code, "test_rgba8888" );
209 if (err)
210 return -1;
211
212 cl_sampler sampler = clCreateSampler(context, CL_FALSE, CL_ADDRESS_CLAMP_TO_EDGE, CL_FILTER_NEAREST, &err);
213 test_error(err, "clCreateSampler failed");
214
215 if(supportsBGRA)
216 {
217 err = clSetKernelArg(kernel[0], 0, sizeof streams[0], &streams[0]);
218 err |= clSetKernelArg(kernel[0], 1, sizeof streams[2], &streams[2]);
219 err |= clSetKernelArg(kernel[0], 2, sizeof sampler, &sampler);
220 if (err != CL_SUCCESS)
221 {
222 log_error("clSetKernelArg failed\n");
223 return -1;
224 }
225 }
226
227 err = clSetKernelArg(kernel[1], 0, sizeof streams[1], &streams[1]);
228 err |= clSetKernelArg(kernel[1], 1, sizeof streams[2], &streams[2]);
229 err |= clSetKernelArg(kernel[1], 2, sizeof sampler, &sampler);
230 if (err != CL_SUCCESS)
231 {
232 log_error("clSetKernelArg failed\n");
233 return -1;
234 }
235
236 threads[0] = (unsigned int)img_width;
237 threads[1] = (unsigned int)img_height;
238
239 for (i=0; i<2; i++)
240 {
241 if(i == 0 && !supportsBGRA)
242 continue;
243
244 err = clEnqueueNDRangeKernel(queue, kernel[i], 2, NULL, threads, NULL, 0, NULL, NULL);
245 if (err != CL_SUCCESS)
246 {
247 log_error("%s clEnqueueNDRangeKernel failed\n", __FUNCTION__);
248 return -1;
249 }
250 err = clEnqueueReadBuffer(queue, streams[2], CL_TRUE, 0, length, output_ptr, 0, NULL, NULL);
251 if (err != CL_SUCCESS)
252 {
253 log_error("clEnqueueReadBuffer failed\n");
254 return -1;
255 }
256
257 switch (i)
258 {
259 case 0:
260 err = verify_bgra8888_image(input_ptr[i], output_ptr, img_width, img_height);
261 break;
262 case 1:
263 err = verify_rgba8888_image(input_ptr[i], output_ptr, img_width, img_height);
264 break;
265 }
266
267 if (err)
268 break;
269 }
270
271 // cleanup
272 clReleaseSampler(sampler);
273
274 if(supportsBGRA)
275 clReleaseMemObject(streams[0]);
276
277 clReleaseMemObject(streams[1]);
278 clReleaseMemObject(streams[2]);
279 for (i=0; i<2; i++)
280 {
281 if(i == 0 && !supportsBGRA)
282 continue;
283
284 clReleaseKernel(kernel[i]);
285 clReleaseProgram(program[i]);
286 }
287 free(input_ptr[0]);
288 free(input_ptr[1]);
289 free(output_ptr);
290
291 return err;
292 }
293