Implementing OpticalFlow (ca22efc3) · Commits · Elphel / imagej-elphel

src/main/java/com/elphel/imagej/tileprocessor/OpticalFlow.java

0 → 100644

+1056 −0

File added.

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src/main/java/com/elphel/imagej/tileprocessor/QuadCLT.java

+7 −3

Original line number	Diff line number	Diff line
		@@ -214,7 +214,7 @@ public class QuadCLT extends QuadCLTCPU {




		@Deprecated
		public double [][] getOpticalFlow(
		double disparity_min,
		double disparity_max,
		@@ -283,6 +283,7 @@ public class QuadCLT extends QuadCLTCPU {
		return null;
		}

		@Deprecated
		public double[] fillNaNGapsOld(
		double [] data,
		int n,
		@@ -305,6 +306,7 @@ public class QuadCLT extends QuadCLTCPU {
		}
		return d;
		}
		@Deprecated
		public double[] fillNaNGaps(
		double [] data,
		int n,
		@@ -322,6 +324,7 @@ public class QuadCLT extends QuadCLTCPU {
		threadsMax); // final int threadsMax) // maximal number of threads to launch
		}

		@Deprecated
		public double[][][] get_pair(
		double k_prev,
		QuadCLT qprev,
		@@ -409,6 +412,7 @@ public class QuadCLT extends QuadCLTCPU {
		return pair;
		}

		@Deprecated
		public double [][] transformCameraVew(
		QuadCLT camera_QuadClt,
		double [] camera_xyz, // camera center in world coordinates

src/main/java/com/elphel/imagej/tileprocessor/QuadCLTCPU.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -141,6 +141,9 @@ public class QuadCLTCPU {
		public double [][] ds_from_main = null;
		public double [][] dsrbg = null; // D, S, R,B,G

		public TileProcessor getTileProcessor() {
		return tp;
		}

		public QuadCLTCPU(
		QuadCLTCPU qParent,
		@@ -225,6 +228,9 @@ public class QuadCLTCPU {
		public double getTimeStamp() {
		return Double.parseDouble(image_name.replace("_", "."));
		}
		public String getImageName() {
		return image_name;
		}

		public int restoreDSI(String suffix) // "-DSI_COMBO", "-DSI_MAIN" (DSI_COMBO_SUFFIX, DSI_MAIN_SUFFIX)
		{

src/main/java/com/elphel/imagej/tileprocessor/TwoQuadCLT.java

+33 −26

Original line number	Diff line number	Diff line
		@@ -8259,39 +8259,46 @@ if (debugLevel > -100) return true; // temporarily !

		double corr_scale = 0.75;
		/// for (int i = 0; i < quadCLTs.length; i++) {
		OpticalFlow opticalFlow = new OpticalFlow(
		threadsMax, // int threadsMax, // maximal number of threads to launch
		updateStatus); // boolean updateStatus);
		int margin = 4; // extra margins over 16x16 tiles to accommodate distorted destination tiles
		double tolerance_absolute = 0.25; // absolute disparity half-range in each tile
		double tolerance_relative = 0.2; // relative disparity half-range in each tile
		double center_occupancy = 0.25; // fraction of remaining tiles in the center 8x8 area (<1.0)

		int num_passes = 100;
		double max_change = 0.005 ;

		for (int i = 1; i < quadCLTs.length; i++) {
		QuadCLT qPrev = (i > 0) ? quadCLTs[i - 1] : null;

		double [][][] pair_sets = quadCLTs[i].get_pair(
		k_prev,
		qPrev,
		corr_scale,
		1); // -1); // int debug_level);
		double [][][] source_tiles = opticalFlow.prepareReferenceTiles(
		quadCLTs[i], // final QuadCLT qthis,
		// margin, // final int margin, // extra margins over 16x16 tiles to accommodate distorted destination tiles
		tolerance_absolute, // final double tolerance_absolute, // absolute disparity half-range in each tile
		tolerance_relative, // final double tolerance_relative, // relative disparity half-range in each tile
		center_occupancy, // final double center_occupancy, // fraction of remaining tiles in the center 8x8 area (<1.0)
		2); // final int debug_level)

		// old code
		/*
		double [][] dbg_img = quadCLTs[i].test_back_forth_debug(
		opticalFlow.fillTilesNans(
		source_tiles, // final double [][][] nan_tiles,
		quadCLTs[i], // final QuadCLT qthis,
		// margin, // final int margin, // extra margins over 16x16 tiles to accommodate distorted destination tiles
		// 0.5 * Math.sqrt(2.0), // double diagonal_weight, // relative to ortho
		num_passes, // final int num_passes,
		max_change, // final double max_change,
		2); // final int debug_level)



		double [][][] pair_sets =
		opticalFlow.get_pair(
		k_prev,
		quadCLTs[i],
		qPrev,
		corr_scale,
		1); // -1); // int debug_level);
		double [][] ds0 = {dbg_img[6],dbg_img[2]};
		double [][] ds1 = {dbg_img[7],dbg_img[3]};


		double [] disparity = quadCLTs[i].dsi[TwoQuadCLT.DSI_DISPARITY_MAIN];
		double [] strength = quadCLTs[i].dsi[TwoQuadCLT.DSI_STRENGTH_MAIN];
		double disparity_min = -1.0;
		double disparity_max = 1.0;
		quadCLTs[i].getOpticalFlow(
		disparity_min,
		disparity_max,
		ds0,
		ds1,
		1); // int debugLevel)
		*/


		}

		/*

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