1 files changed, 159 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webcodecs/video-encoder-config.https.any.js b/testing/web-platform/tests/webcodecs/video-encoder-config.https.any.js
new file mode 100644
index 0000000000..fe0c59c002
--- /dev/null
+++ b/testing/web-platform/tests/webcodecs/video-encoder-config.https.any.js
@@ -0,0 +1,159 @@
+// META: global=window,dedicatedworker
+// META: script=/webcodecs/utils.js
+
+const invalidConfigs = [
+  {
+    comment: 'Emtpy codec',
+    config: {
+      codec: '',
+      width: 640,
+      height: 480,
+    },
+  },
+  {
+    comment: 'Unrecognized codec',
+    config: {
+      codec: 'bogus',
+      width: 640,
+      height: 480,
+    },
+  },
+  {
+    comment: 'Width is too large',
+    config: {
+      codec: 'vp8',
+      width: 1000000,
+      height: 480,
+    },
+  },
+  {
+    comment: 'Height is too large',
+    config: {
+      codec: 'vp8',
+      width: 640,
+      height: 1000000,
+    },
+  },
+  {
+    comment: 'Invalid scalability mode',
+    config: {codec: 'vp8', width: 640, height: 480, scalabilityMode: 'ABC'}
+  }
+];
+
+invalidConfigs.forEach(entry => {
+  promise_test(t => {
+    return promise_rejects_js(t, TypeError, VideoEncoder.isConfigSupported(entry.config));
+  }, 'Test that VideoEncoder.isConfigSupported() rejects invalid config:' + entry.comment);
+});
+
+
+const validButUnsupportedConfigs = [
+  {
+    comment: 'Too strenuous accelerated encoding parameters',
+    config: {
+      codec: "vp8",
+      hardwareAcceleration: "prefer-hardware",
+      width: 7000,
+      height: 7000,
+      bitrate: 1,
+      framerate: 240,
+    }
+  },
+  {
+    comment: 'Odd sized frames for H264',
+    config: {
+      codec: "avc1.42001E",
+      width: 641,
+      height: 480,
+      bitrate: 1000000,
+      framerate: 24,
+    }
+  },
+];
+
+validButUnsupportedConfigs.forEach(entry => {
+  let config = entry.config;
+  promise_test(async t => {
+    let support = await VideoEncoder.isConfigSupported(config);
+    assert_false(support.supported);
+
+    let new_config = support.config;
+    assert_equals(new_config.codec, config.codec);
+    assert_equals(new_config.width, config.width);
+    assert_equals(new_config.height, config.height);
+    if (config.bitrate)
+      assert_equals(new_config.bitrate, config.bitrate);
+    if (config.framerate)
+      assert_equals(new_config.framerate, config.framerate);
+  }, "VideoEncoder.isConfigSupported() doesn't support config:" + entry.comment);
+});
+
+const validConfigs = [
+  {
+    codec: 'avc1.42001E',
+    hardwareAcceleration: 'no-preference',
+    width: 640,
+    height: 480,
+    bitrate: 5000000,
+    framerate: 24,
+    avc: {format: 'annexb'},
+    futureConfigFeature: 'foo',
+  },
+  {
+    codec: 'vp8',
+    hardwareAcceleration: 'no-preference',
+    width: 800,
+    height: 600,
+    bitrate: 7000000,
+    bitrateMode: 'variable',
+    framerate: 60,
+    scalabilityMode: 'L1T2',
+    futureConfigFeature: 'foo',
+    latencyMode: 'quality',
+    avc: {format: 'annexb'}
+  },
+  {
+    codec: 'vp09.00.10.08',
+    hardwareAcceleration: 'no-preference',
+    width: 1280,
+    height: 720,
+    bitrate: 7000000,
+    bitrateMode: 'constant',
+    framerate: 25,
+    futureConfigFeature: 'foo',
+    latencyMode: 'realtime',
+    alpha: 'discard'
+  }
+];
+
+validConfigs.forEach(config => {
+  promise_test(async t => {
+    let support = await VideoEncoder.isConfigSupported(config);
+    assert_implements_optional(support.supported);
+
+    let new_config = support.config;
+    assert_false(new_config.hasOwnProperty('futureConfigFeature'));
+    assert_equals(new_config.codec, config.codec);
+    assert_equals(new_config.width, config.width);
+    assert_equals(new_config.height, config.height);
+    if (config.bitrate)
+      assert_equals(new_config.bitrate, config.bitrate);
+    if (config.framerate)
+      assert_equals(new_config.framerate, config.framerate);
+    if (config.bitrateMode)
+      assert_equals(new_config.bitrateMode, config.bitrateMode);
+    if (config.latencyMode)
+      assert_equals(new_config.latencyMode, config.latencyMode);
+    if (config.alpha)
+      assert_equals(new_config.alpha, config.alpha);
+    if (config.codec.startsWith('avc')) {
+      if (config.avc) {
+        assert_equals(new_config.avc.format, config.avc.format);
+      }
+    } else {
+      assert_equals(new_config.avc, undefined);
+    }
+  }, "VideoEncoder.isConfigSupported() supports:" + JSON.stringify(config));
+});
+
+