diff --git a/doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html b/doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html
index 152db303c3..448269c323 100644
--- a/doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html
+++ b/doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_basic_ops_roi.html b/doc/js_tutorials/js_assets/js_basic_ops_roi.html
index 6d08f8729d..c23390b3c8 100644
--- a/doc/js_tutorials/js_assets/js_basic_ops_roi.html
+++ b/doc/js_tutorials/js_assets/js_basic_ops_roi.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_canny.html b/doc/js_tutorials/js_assets/js_canny.html
index 7101b73787..cf06df66d3 100644
--- a/doc/js_tutorials/js_assets/js_canny.html
+++ b/doc/js_tutorials/js_assets/js_canny.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html b/doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html
index db0b474116..2eb60d238a 100644
--- a/doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html
+++ b/doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_colorspaces_inRange.html b/doc/js_tutorials/js_assets/js_colorspaces_inRange.html
index 1574085fa4..6d8ec0630f 100644
--- a/doc/js_tutorials/js_assets/js_colorspaces_inRange.html
+++ b/doc/js_tutorials/js_assets/js_colorspaces_inRange.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_approxPolyDP.html b/doc/js_tutorials/js_assets/js_contour_features_approxPolyDP.html
index ed3aafc563..4323fe8975 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_approxPolyDP.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_approxPolyDP.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_area.html b/doc/js_tutorials/js_assets/js_contour_features_area.html
index 5aff938fb9..ffb6379393 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_area.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_area.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <p><strong>The area is: </strong><span id="areaOutput"></span></p>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_boundingRect.html b/doc/js_tutorials/js_assets/js_contour_features_boundingRect.html
index 0fc168867f..44ff22eb16 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_boundingRect.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_boundingRect.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_convexHull.html b/doc/js_tutorials/js_assets/js_contour_features_convexHull.html
index 67b83f728b..0275569cd2 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_convexHull.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_convexHull.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_fitEllipse.html b/doc/js_tutorials/js_assets/js_contour_features_fitEllipse.html
index 4e0efdecf0..9b66f0bb70 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_fitEllipse.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_fitEllipse.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_fitLine.html b/doc/js_tutorials/js_assets/js_contour_features_fitLine.html
index 4a1fa7623d..d36434d16f 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_fitLine.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_fitLine.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html b/doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html
index 518c97a26c..837f17a8aa 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html b/doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html
index 1bfd1fb6ea..c3253cabfd 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_moments.html b/doc/js_tutorials/js_assets/js_contour_features_moments.html
index f9f2b049dd..a4ed3a3abf 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_moments.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_moments.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <p><strong>The m00 is: </strong><span id="momentsOutput"></span></p>
diff --git a/doc/js_tutorials/js_assets/js_contour_features_perimeter.html b/doc/js_tutorials/js_assets/js_contour_features_perimeter.html
index c773cc9ff5..477768ec14 100644
--- a/doc/js_tutorials/js_assets/js_contour_features_perimeter.html
+++ b/doc/js_tutorials/js_assets/js_contour_features_perimeter.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <p><strong>The perimeter is: </strong><span id="perimeterOutput"></span></p>
diff --git a/doc/js_tutorials/js_assets/js_contour_properties_transpose.html b/doc/js_tutorials/js_assets/js_contour_properties_transpose.html
index 04e8c37477..54c8195c40 100644
--- a/doc/js_tutorials/js_assets/js_contour_properties_transpose.html
+++ b/doc/js_tutorials/js_assets/js_contour_properties_transpose.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contours_begin_contours.html b/doc/js_tutorials/js_assets/js_contours_begin_contours.html
index 7fe9a94622..67255cf9f5 100644
--- a/doc/js_tutorials/js_assets/js_contours_begin_contours.html
+++ b/doc/js_tutorials/js_assets/js_contours_begin_contours.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contours_more_functions_convexityDefects.html b/doc/js_tutorials/js_assets/js_contours_more_functions_convexityDefects.html
index 5df0762a2b..7fc6a88352 100644
--- a/doc/js_tutorials/js_assets/js_contours_more_functions_convexityDefects.html
+++ b/doc/js_tutorials/js_assets/js_contours_more_functions_convexityDefects.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_contours_more_functions_shape.html b/doc/js_tutorials/js_assets/js_contours_more_functions_shape.html
index 529b40e5eb..06d448f68c 100644
--- a/doc/js_tutorials/js_assets/js_contours_more_functions_shape.html
+++ b/doc/js_tutorials/js_assets/js_contours_more_functions_shape.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_face_detection.html b/doc/js_tutorials/js_assets/js_face_detection.html
index b92c10747e..7a3033a31d 100644
--- a/doc/js_tutorials/js_assets/js_face_detection.html
+++ b/doc/js_tutorials/js_assets/js_face_detection.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html b/doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html
index c204e50253..7bb9064b21 100644
--- a/doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html
+++ b/doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html b/doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html
index 3144ae6903..dd8ea1ebc6 100644
--- a/doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html
+++ b/doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_filtering_blur.html b/doc/js_tutorials/js_assets/js_filtering_blur.html
index cad49249c3..e1c3c525b3 100644
--- a/doc/js_tutorials/js_assets/js_filtering_blur.html
+++ b/doc/js_tutorials/js_assets/js_filtering_blur.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_filtering_filter.html b/doc/js_tutorials/js_assets/js_filtering_filter.html
index dffa65ebd2..7d31d0a34e 100644
--- a/doc/js_tutorials/js_assets/js_filtering_filter.html
+++ b/doc/js_tutorials/js_assets/js_filtering_filter.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_filtering_medianBlur.html b/doc/js_tutorials/js_assets/js_filtering_medianBlur.html
index 26e4eeb845..e3ec63b46f 100644
--- a/doc/js_tutorials/js_assets/js_filtering_medianBlur.html
+++ b/doc/js_tutorials/js_assets/js_filtering_medianBlur.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_fourier_transform_dft.html b/doc/js_tutorials/js_assets/js_fourier_transform_dft.html
index 53e7cae76c..6551b542d1 100644
--- a/doc/js_tutorials/js_assets/js_fourier_transform_dft.html
+++ b/doc/js_tutorials/js_assets/js_fourier_transform_dft.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_geometric_transformations_getAffineTransform.html b/doc/js_tutorials/js_assets/js_geometric_transformations_getAffineTransform.html
index c0eb3099ca..5d3025e2c8 100644
--- a/doc/js_tutorials/js_assets/js_geometric_transformations_getAffineTransform.html
+++ b/doc/js_tutorials/js_assets/js_geometric_transformations_getAffineTransform.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_geometric_transformations_resize.html b/doc/js_tutorials/js_assets/js_geometric_transformations_resize.html
index ab0a8793ec..27a4105dc3 100644
--- a/doc/js_tutorials/js_assets/js_geometric_transformations_resize.html
+++ b/doc/js_tutorials/js_assets/js_geometric_transformations_resize.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html b/doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html
index 88df91261c..f798926836 100644
--- a/doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html
+++ b/doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html b/doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html
index 047cbd8852..3ba1759da2 100644
--- a/doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html
+++ b/doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
     <div class="inputoutput">
         <canvas id="canvasOutput"></canvas>
diff --git a/doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html b/doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html
index 69588518fc..2699003bf5 100644
--- a/doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html
+++ b/doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html
@@ -21,7 +21,7 @@
 <div>
     <div class="inputoutput">
         <canvas id="canvasInput"></canvas>
-        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" /></div>
+        <div class="caption">canvasInput <input type="file" id="fileInput" name="file" accept="image/*" /></div>
     </div>
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