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| 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 /dom/media/webaudio/test/test_delayNodeAtMax.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.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 'dom/media/webaudio/test/test_delayNodeAtMax.html')
| -rw-r--r-- | dom/media/webaudio/test/test_delayNodeAtMax.html | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_delayNodeAtMax.html b/dom/media/webaudio/test/test_delayNodeAtMax.html new file mode 100644 index 0000000000..3d0afba0ac --- /dev/null +++ b/dom/media/webaudio/test/test_delayNodeAtMax.html @@ -0,0 +1,53 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test DelayNode with maxDelayTime delay - bug 890528</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<pre id="test"> +<script src="webaudio.js" type="text/javascript"></script> +<script class="testbody" type="text/javascript"> + +const signalLength = 2048; +const delayLength = 1000; // Not on a block boundary +const outputLength = 4096 // > signalLength + 2 * delayLength; + +function applySignal(buffer, offset) { + for (var i = 0; i < signalLength; ++i) { + buffer.getChannelData(0)[offset + i] = Math.cos(Math.PI * i / signalLength); + } +} + +var gTest = { + numberOfChannels: 1, + createGraph(context) { + var buffer = context.createBuffer(1, signalLength, context.sampleRate); + applySignal(buffer, 0); + + var source = context.createBufferSource(); + source.buffer = buffer; + + const delayTime = delayLength / context.sampleRate; + var delay = context.createDelay(delayTime); + delay.delayTime.value = delayTime; + + source.connect(delay); + + source.start(0); + return delay; + }, + createExpectedBuffers(context) { + var expectedBuffer = context.createBuffer(1, outputLength, context.sampleRate); + applySignal(expectedBuffer, delayLength); + return expectedBuffer; + }, +}; + +runTest(); + +</script> +</pre> +</body> +</html> |