16-bit video upload to float: intermediate R16_EXT and copy to float.

content/test/data/media/depth_stream_test_utilities.js

Index: content/test/data/media/depth_stream_test_utilities.js
diff --git a/content/test/data/media/depth_stream_test_utilities.js b/content/test/data/media/depth_stream_test_utilities.js
index 4350c30d068fc78aedb6dabe6cad386922c0a849..c316abac4efc1a2e519e3d8aafe2ba222d2f2d03 100644
--- a/content/test/data/media/depth_stream_test_utilities.js
+++ b/content/test/data/media/depth_stream_test_utilities.js
@@ -54,22 +54,11 @@ function verifyPixels(
                             [height - 1, width - 1],
                             [height - 3, width - 3]];
 
-  // Same value is expected for all color components.
-  if (data[0] != data[1] || data[0] != data[2]) {
-    return Promise.reject(test_name + ": values " + data[0] + ", " + data[1] +
-                          ", " + data[2] + " differ at top left.");
-  }
-
   // Calculate all reference points based on top left and compare.
   for (var j = 0; j < rowsColumnsToCheck.length; ++j) {
     var row = rowsColumnsToCheck[j][0];
     var column = rowsColumnsToCheck[j][1];
     var i = (width * row + column) * 4;
-    if (data[i] != data[i + 1] || data[i] != data[i + 2]) {
-      return Promise.reject(test_name + ": values " + data[i] + ", " +
-                            data[i + 1] + ", " + data[i + 2] +
-                            " differ at index " + i);
-    }
     var calculated = (data[0] + wrap_around +
                       step * ((flip_y ? -row : row) + column)) % wrap_around;
     if (Math.abs(calculated - data[i]) > tolerance) {
@@ -82,33 +71,3 @@ function verifyPixels(
   }
   return true;
 }
-
-// Although RED texture is bound to framebuffer, we read RGBA pixels to |data|.
-// Value at point (row, column) is calculated as
-// (top_left_value + (row + column) * step) % wrap_around. wrap_around is 255
-// (for Uint8) or 1.0 for float. See FakeVideoCaptureDevice for details.
-function verifyPixelsRed(
-    data, width, height, flip_y, step, wrap_around, tolerance, test_name) {
-  var rowsColumnsToCheck = [[1, 1],
-                            [0, width - 1],
-                            [height - 1, 0],
-                            [height - 1, width - 1],
-                            [height - 3, width - 3]];
-
-  // Calculate all reference points based on top left and compare.
-  for (var j = 0; j < rowsColumnsToCheck.length; ++j) {
-    var row = rowsColumnsToCheck[j][0];
-    var column = rowsColumnsToCheck[j][1];
-    var i = (width * row + column) * 4;
-    var calculated = (data[0] + wrap_around +
-                      step * ((flip_y ? -row : row) + column)) % wrap_around;
-    if (Math.abs(calculated - data[i]) > tolerance) {
-      return Promise.reject(test_name + ": reference value " + data[i] +
-          " differs from calculated: " + calculated +
-          " at index (row, column) " + i + " (" + row + ", " + column +
-          "). TopLeft value:" + data[0] + ", step:" + step + ", flip_y:" +
-          flip_y);
-    }
-  }
-  return true;
-}