initial commit

include/ebsynth.h

@@ -0,0 +1,71 @@
+// This software is in the public domain. Where that dedication is not
+// recognized, you are granted a perpetual, irrevocable license to copy
+// and modify this file as you see fit.
+
+#ifndef EBSYNTH_H
+#define EBSYNTH_H
+
+#ifndef EBSYNTH_API
+  #ifdef WIN32
+    #define EBSYNTH_API __declspec(dllimport)
+  #else
+    #define EBSYNTH_API
+  #endif
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define EBSYNTH_BACKEND_CUDA        0x0002
+
+#define EBSYNTH_MAX_STYLE_CHANNELS  8
+#define EBSYNTH_MAX_GUIDE_CHANNELS  24
+
+#define EBSYNTH_VOTEMODE_PLAIN      0x0001         // weight = 1
+#define EBSYNTH_VOTEMODE_WEIGHTED   0x0002         // weight = 1/(1+error)
+
+EBSYNTH_API
+int ebsynthBackendAvailable(int ebsynthBackend);   // returns non-zero if the specified backend is available
+
+EBSYNTH_API
+void ebsynthRun(int    ebsynthBackend,             // use BACKEND_CUDA for maximum speed
+
+                int    numStyleChannels,
+                int    numGuideChannels,
+
+                int    sourceWidth,
+                int    sourceHeight,
+                void*  sourceStyleData,            // (width * height * numStyleChannels) bytes, scan-line order
+                void*  sourceGuideData,            // (width * height * numGuideChannels) bytes, scan-line order
+
+                int    targetWidth,
+                int    targetHeight,
+                void*  targetGuideData,            // (width * height * numGuideChannels) bytes, scan-line order
+                void*  targetModulationData,       // (width * height * numGuideChannels) bytes, scan-line order; pass NULL to switch off the modulation
+
+                float* styleWeights,               // (numStyleChannels) floats
+                float* guideWeights,               // (numGuideChannels) floats
+
+                                                   // guideError(txy,sxy,ch) = guideWeights[ch] * (targetModulation[txy][ch]/255) * (targetGuide[txy][ch]-sourceGuide[sxy][ch])^2
+
+                float  uniformityWeight,           // reasonable values are between 500-15000, 3500 is a good default
+
+                int    patchSize,                  // odd sizes only, use 5 for 5x5 patch, 7 for 7x7, etc.
+                int    voteMode,                   // use VOTEMODE_WEIGHTED for sharper result
+
+                int    numPyramidLevels,
+
+                int*   numSearchVoteItersPerLevel, // how many search/vote iters to perform at each level (array of ints, coarse first, fine last)
+                int*   numPatchMatchItersPerLevel, // how many Patch-Match iters to perform at each level (array of ints, coarse first, fine last)
+
+                int*   stopThresholdPerLevel,      // stop improving pixel when its change since last iteration falls under this threshold
+
+                void*  outputData                  // (width * height * numStyleChannels) bytes, scan-line order
+                );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif