Update web-platform-tests to revision b'468d01bbd84da2babf265c6af46947be68713440'

tests/wpt/web-platform-tests/webcodecs/utils.js

@@ -1,6 +1,30 @@
-function makeOffscreenCanvas(width, height) {
+function make_audio_data(timestamp, channels, sampleRate, frames) {
+
+  let data = new Float32Array(frames*channels);
+
+  // This generates samples in a planar format.
+  for (var channel = 0; channel < channels; channel++) {
+    let hz = 100 + channel * 50; // sound frequency
+    let base_index = channel * frames;
+    for (var i = 0; i < frames; i++) {
+      let t = (i / sampleRate) * hz * (Math.PI * 2);
+      data[base_index + i] = Math.sin(t);
+    }
+  }
+
+  return new AudioData({
+    timestamp: timestamp,
+    data: data,
+    numberOfChannels: channels,
+    numberOfFrames: frames,
+    sampleRate: sampleRate,
+    format: "f32-planar",
+  });
+}
+
+function makeOffscreenCanvas(width, height, options) {
   let canvas = new OffscreenCanvas(width, height);
-  let ctx = canvas.getContext('2d');
+  let ctx = canvas.getContext('2d', options);
   ctx.fillStyle = 'rgba(50, 100, 150, 255)';
   ctx.fillRect(0, 0, width, height);
   return canvas;
@@ -127,22 +151,6 @@ function testUnconfiguredCodec(test, codec, codecInput) {
   return promise_rejects_dom(test, 'InvalidStateError', codec.flush(), 'flush');
 }
 
-// Verifies a PlaneInit structure matches the actual constructed plane.
-function verifyPlane(expected, actual) {
-  assert_less_than_equal(expected.stride, actual.stride, 'plane strides');
-  assert_equals(expected.rows, actual.rows, 'plane rows');
-  assert_less_than_equal(
-      expected.stride * expected.rows, actual.length, 'plane size');
-
-  var testBuffer = new Uint8Array(actual.length);
-  actual.readInto(testBuffer);
-  for (var h = 0; h < actual.rows; ++h) {
-    assert_array_equals(
-        expected.src.slice(h * expected.stride, expected.stride),
-        testBuffer.slice(h * actual.stride, expected.stride), 'plane data');
-  }
-}
-
 // Reference values generated by:
 // https://fiddle.skia.org/c/f100d4d5f085a9e09896aabcbc463868
 
@@ -185,3 +193,9 @@ function testCanvas(ctx, width, height, expected_pixel, imageSetting, assert_com
     assert_compares(colorData[i + 3], expected_pixel[3]);
   }
 }
+
+function makeDetachedArrayBuffer() {
+  let buffer = new Uint8Array();
+  new MessageChannel().port1.postMessage(buffer, [buffer]);
+  return buffer;
+}