diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html')
-rw-r--r-- | testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html b/testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html new file mode 100644 index 0000000000..ce474b10b5 --- /dev/null +++ b/testing/web-platform/tests/webaudio/the-audio-api/the-pannernode-interface/test-pannernode-automation.html @@ -0,0 +1,36 @@ +<!doctype html> +<meta charset=utf-8> +<title></title> +<script src=/resources/testharness.js></script> +<script src=/resources/testharnessreport.js></script> +<script> + +// This value is purposefuly not aligned on a 128-block boundary so that we test +// that the PannerNode position audioparam is a-rate. +const POSITION_CHANGE_FRAME = 1111; + +promise_test(function(t) { + var ac = new OfflineAudioContext(2, 2048, 44100); + var panner = ac.createPanner(); + panner.positionX.value = -1; + panner.positionY.value = -1; + panner.positionZ.value = 1; + panner.positionX.setValueAtTime(1, POSITION_CHANGE_FRAME/ac.sampleRate); + var osc = ac.createOscillator(); + osc.connect(panner); + panner.connect(ac.destination); + osc.start() + return ac.startRendering().then(function(buffer) { + var left = buffer.getChannelData(0); + var right = buffer.getChannelData(1); + for (var i = 0; i < 2048; ++i) { + if (i < POSITION_CHANGE_FRAME) { + assert_true(Math.abs(left[i]) >= Math.abs(right[i]), "index " + i + " should be on the left"); + } else { + assert_true(Math.abs(left[i]) < Math.abs(right[i]), "index " + i + " should be on the right"); + } + } + }); +}, "PannerNode AudioParam automation works properly"); + +</script> |