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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html')
| -rw-r--r-- | testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html b/testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html new file mode 100644 index 0000000000..20bdfbdf4e --- /dev/null +++ b/testing/web-platform/tests/webaudio/the-audio-api/the-convolvernode-interface/convolver-cascade.html @@ -0,0 +1,61 @@ +<!DOCTYPE html> +<html> + <head> + <title> + Test Cascade of Mono Convolvers + </title> + <script src="/resources/testharness.js"></script> + <script src="/resources/testharnessreport.js"></script> + <script src="/webaudio/resources/audit-util.js"></script> + <script src="/webaudio/resources/audit.js"></script> + </head> + <body> + <script id="layout-test-code"> + let audit = Audit.createTaskRunner(); + + // Arbitrary sample rate and reasonably short duration + let sampleRate = 8000; + let duration = 0.25; + let renderFrames = duration * sampleRate; + + audit.define( + {label: 'cascade-mono', description: 'Cascaded mono convolvers'}, + (task, should) => { + // Cascade two convolvers with mono responses and verify that the + // output is not silent. + let context = new OfflineAudioContext(1, renderFrames, sampleRate); + + let b0 = + new AudioBuffer({length: 5, sampleRate: context.sampleRate}); + b0.getChannelData(0)[1] = 1; + let c0 = new ConvolverNode( + context, {disableNormalization: true, buffer: b0}); + + let b1 = + new AudioBuffer({length: 5, sampleRate: context.sampleRate}); + b1.getChannelData(0)[2] = 1; + + let c1 = new ConvolverNode( + context, {disableNormalization: true, buffer: b1}); + + let src = new OscillatorNode(context); + + src.connect(c0).connect(c1).connect(context.destination); + + src.start(); + + context.startRendering() + .then(audioBuffer => { + // Just verify the output is not silent + let audio = audioBuffer.getChannelData(0); + + should(audio, 'Output of cascaded mono convolvers') + .notBeConstantValueOf(0); + }) + .then(() => task.done()); + }); + + audit.run(); + </script> + </body> +</html> |