mirror of https://github.com/nothings/stb.git
Get rid of old perf tests.
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@ -150,7 +150,7 @@ static void performance(int argc, char **argv)
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int out_w, out_h, srgb=1;
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int out_w, out_h, srgb=1;
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input_pixels = stbi_load(argv[1], &w, &h, &n, 0);
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input_pixels = stbi_load(argv[1], &w, &h, &n, 0);
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#if 1
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#if 1
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out_w = w/4; out_h h/4; count=100; // 1
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out_w = w/4; out_h = h/4; count=100; // 1
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#elif 0
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#elif 0
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out_w = w*2; out_h = h/4; count=20; // 2 // note this is structured pessimily, would be much faster to downsample vertically first
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out_w = w*2; out_h = h/4; count=20; // 2 // note this is structured pessimily, would be much faster to downsample vertically first
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#elif 0
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#elif 0
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@ -174,89 +174,10 @@ void test_suite(int argc, char **argv);
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int main(int argc, char** argv)
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int main(int argc, char** argv)
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{
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{
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unsigned char* input_data;
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unsigned char* output_data;
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int w, h;
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int n;
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int out_w, out_h, out_stride;
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//resizer(argc, argv);
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//resizer(argc, argv);
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//performance(argc, argv);
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//performance(argc, argv);
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#if 1
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test_suite(argc, argv);
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test_suite(argc, argv);
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return 0;
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#endif
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if (argc <= 1)
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{
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printf("No input image\n");
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return 1;
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}
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input_data = stbi_load(argv[1], &w, &h, &n, 0);
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if (!input_data)
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{
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printf("Input image could not be loaded");
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return 1;
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}
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out_w = 512;
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out_h = 512;
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out_stride = (out_w + 10) * n;
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output_data = (unsigned char*)malloc(out_stride * out_h);
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int in_w = 512;
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int in_h = 512;
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float s0 = 0.25f;
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float t0 = 0.25f;
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float s1 = 0.75f;
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float t1 = 0.75f;
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// Cut out the outside 64 pixels all around to test the stride.
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int border = 64;
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STBIR_ASSERT(in_w + border <= w);
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STBIR_ASSERT(in_h + border <= h);
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#ifdef PERF_TEST
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struct timeb initial_time_millis, final_time_millis;
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long average = 0;
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for (int j = 0; j < 10; j++)
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{
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ftime(&initial_time_millis);
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for (int i = 0; i < 100; i++)
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stbir_resize(input_data + w * border * n + border * n, in_w, in_h, w*n, output_data, out_w, out_h, out_stride, STBIR_TYPE_UINT8, n, n - 1, 0, STBIR_EDGE_CLAMP, STBIR_EDGE_CLAMP, STBIR_FILTER_CATMULLROM, STBIR_FILTER_CATMULLROM, STBIR_COLORSPACE_SRGB, &g_context);
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ftime(&final_time_millis);
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long lapsed_ms = (long)(final_time_millis.time - initial_time_millis.time) * 1000 + (final_time_millis.millitm - initial_time_millis.millitm);
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printf("Resample: %dms\n", lapsed_ms);
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average += lapsed_ms;
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}
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average /= 10;
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printf("Average: %dms\n", average);
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stbi_image_free(input_data);
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stbi_write_png("output.png", out_w, out_h, n, output_data, out_stride);
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#else
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stbir_resize_region(input_data + w * border * n + border * n, in_w, in_h, w*n, output_data, out_w, out_h, out_stride, STBIR_TYPE_UINT8, n, n-1, 0, STBIR_EDGE_CLAMP, STBIR_EDGE_CLAMP, STBIR_FILTER_CATMULLROM, STBIR_FILTER_CATMULLROM, STBIR_COLORSPACE_SRGB, &g_context, s0, t0, s1, t1);
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stbi_write_png("output-region.png", out_w, out_h, n, output_data, out_stride);
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stbir_resize_subpixel(input_data + w * border * n + border * n, in_w, in_h, w*n, output_data, out_w, out_h, out_stride, STBIR_TYPE_UINT8, n, n-1, 0, STBIR_EDGE_CLAMP, STBIR_EDGE_CLAMP, STBIR_FILTER_CATMULLROM, STBIR_FILTER_CATMULLROM, STBIR_COLORSPACE_SRGB, &g_context, in_w*s0, in_h*t0, 0.5f, 0.5f);
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stbi_write_png("output-subpixel.png", out_w, out_h, n, output_data, out_stride);
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stbi_image_free(input_data);
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#endif
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free(output_data);
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return 0;
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return 0;
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}
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}
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