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Ecualización de histograma usando OpenCV JS en RGBA: problema al obtener la imagen de color final (opencv javascript)

El siguiente código me permite realizar la ecualización del histograma, pero lo que obtengo es una imagen en escala de GRIS, lo que necesito es la imagen RGBA/RGB...

Intenté fusionar pero no funcionó. ¿Cómo obtener la imagen de color ecualizada como salida?

 function openCvReadyRGBA() { var img = document.getElementById("source"); let src = cv.imread(img); let equalDst = new cv.Mat(); let claheDst = new cv.Mat(); cv.cvtColor(src, src, cv.COLOR_RGBA2RGB, 0); cv.cvtColor(src, src, cv.COLOR_RGB2YCrCb, 0); let ycrcb_planes = new cv.MatVector(); cv.split(src, ycrcb_planes); cv.equalizeHist(ycrcb_planes.get(0), equalDst); //cv.merge(ycrcb_planes, equalDst); cv.imshow('canvasOutputRGBA', equalDst); src.delete(); equalDst.delete(); }

EDITAR...

 function openCvReadyRGBA() { var img = document.getElementById("source"); let src = cv.imread(img); let equalDst = new cv.Mat(); let claheDst = new cv.Mat(); cv.cvtColor(src, src, cv.COLOR_RGBA2RGB, 0); cv.cvtColor(src, src, cv.COLOR_RGB2YCrCb, 0); let ycrcb_planes = new cv.MatVector(); cv.split(src, ycrcb_planes); cv.equalizeHist(ycrcb_planes.get(0), ycrcb_planes.get(0)); cv.merge(ycrcb_planes, equalDst); cv.cvtColor(equalDst, equalDst, cv.COLOR_YCrCb2RGB, 0); cv.imshow('canvasOutputRGBA', equalDst); src.delete(); equalDst.delete(); }
about 4 years ago · Juan Pablo Isaza
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