[nodes] Update hdr pipeline with sampling, calibration and merge

meshroom/nodes/aliceVision/LdrToHdrCalibration.py

@@ -0,0 +1,77 @@
+__version__ = "2.0"
+
+from meshroom.core import desc
+
+
+class LdrToHdrCalibration(desc.CommandLineNode):
+    commandLine = 'aliceVision_LdrToHdrCalibration {allParams}'
+    size = desc.DynamicNodeSize('input')
+    #parallelization = desc.Parallelization(blockSize=40)
+    #commandLineRange = '--rangeStart {rangeStart} --rangeSize {rangeBlockSize}'
+
+    documentation = '''
+    Calibrate LDR to HDR response curve from samples
+'''
+
+    inputs = [
+        desc.File(
+            name='input',
+            label='Input',
+            description='SfMData file.',
+            value='',
+            uid=[0],
+        ),
+        desc.File(
+            name='samples',
+            label='Samples folder',
+            description='Samples folder',
+            value=desc.Node.internalFolder,
+            uid=[0],
+        ),
+        desc.ChoiceParam(
+            name='calibrationMethod',
+            label='Calibration Method',
+            description="Method used for camera calibration \n"
+                        " * Linear: Disable the calibration and assumes a linear Camera Response Function. If images are encoded in a known colorspace (like sRGB for JPEG), the images will be automatically converted to linear. \n"
+                        " * Debevec: This is the standard method for HDR calibration. \n"
+                        " * Grossberg: Based on learned database of cameras, it allows to reduce the CRF to few parameters while keeping all the precision. \n"
+                        " * Laguerre: Simple but robust method estimating the minimal number of parameters. \n"
+                        " * Robertson: First method for HDR calibration in the literature. \n",
+            values=['linear', 'debevec', 'grossberg', 'laguerre'],
+            value='debevec',
+            exclusive=True,
+            uid=[0],
+        ),
+        desc.ChoiceParam(
+            name='calibrationWeight',
+            label='Calibration Weight',
+            description="Weight function used to calibrate camera response \n"
+                        " * default (automatically selected according to the calibrationMethod) \n"
+                        " * gaussian \n"
+                        " * triangle \n"
+                        " * plateau",
+            value='default',
+            values=['default', 'gaussian', 'triangle', 'plateau'],
+            exclusive=True,
+            uid=[0],
+        ),
+        desc.ChoiceParam(
+            name='verboseLevel',
+            label='Verbose Level',
+            description='verbosity level (fatal, error, warning, info, debug, trace).',
+            value='info',
+            values=['fatal', 'error', 'warning', 'info', 'debug', 'trace'],
+            exclusive=True,
+            uid=[],
+        )
+    ]
+
+    outputs = [
+       desc.File(
+            name='response',
+            label='Output response  File',
+            description='Path to the output response file',
+            value=desc.Node.internalFolder + 'response.csv',
+            uid=[],
+        )
+    ]