Chris Dumez
84fcb6d02a
Automatic update from web-platform-tests Limit webcodecs/audio-data-copyTo.any.js to dedicatedworker instead of worker (#60361) Apply review comment from Youenn that was missed in my previous PR. -- wpt-commits: 9ddbfb1f94a093cd4824380ecab9e5741313f4bc wpt-pr: 60361
113 lines
3.2 KiB
JavaScript
113 lines
3.2 KiB
JavaScript
// META: global=window,dedicatedworker
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test(() => {
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for (const [formatFrom, formatTo] of [
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['f32', 'f32'],
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['f32', 'f32-planar'],
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['f32-planar', 'f32-planar'],
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['f32-planar', 'f32'],
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]) {
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const data = new AudioData({
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format: formatFrom,
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sampleRate: 48000,
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numberOfChannels: 1,
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numberOfFrames: 5,
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data: new Float32Array([1, 2, 3, 4, 5]),
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timestamp: 0,
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});
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const output = new Float32Array(5);
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data.copyTo(output.subarray(1, 4), {
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planeIndex: 0,
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frameOffset: 1,
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frameCount: 3,
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format: formatTo,
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});
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data.close();
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assert_array_equals(output, [0, 2, 3, 4, 0], `only 3 middle elements are copied in ${formatFrom}->${formatTo} copy`);
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}
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}, 'Test that AudioData.copyTo copies frameCount amount of mono frames from frameOffset');
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test(() => {
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const data = new AudioData({
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format: 'f32-planar',
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sampleRate: 48000,
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numberOfChannels: 2,
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numberOfFrames: 5,
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data: new Float32Array([
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1, 2, 3, 4, 5, // left channel
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6, 7, 8, 9, 10, // right channel
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]),
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timestamp: 0,
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});
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const output = new Float32Array(10);
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data.copyTo(output.subarray(1, 4), {
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planeIndex: 0,
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frameOffset: 1,
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frameCount: 3,
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});
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data.copyTo(output.subarray(data.numberOfFrames + 1, data.numberOfFrames + 4), {
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planeIndex: 1,
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frameOffset: 1,
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frameCount: 3,
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});
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data.close();
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assert_array_equals(output, [
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0, 2, 3, 4, 0, // left channel
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0, 7, 8, 9, 0, // right channel
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], 'only 3 middle elements are copied in both channels');
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}, 'Test that AudioData.copyTo copies frameCount amount of stereo frames from frameOffset');
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test(() => {
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const data = new AudioData({
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format: 'f32',
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sampleRate: 48000,
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numberOfChannels: 2,
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numberOfFrames: 5,
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data: new Float32Array([
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1, 6,
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2, 7,
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3, 8,
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4, 9,
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5, 10,
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]),
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timestamp: 0,
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});
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const output = new Float32Array(data.numberOfFrames * data.numberOfChannels);
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data.copyTo(output.subarray(2, 8), {
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planeIndex: 0,
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frameOffset: 1,
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frameCount: 3,
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format: 'f32',
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});
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data.close();
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assert_array_equals(output, [
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0, 0,
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2, 7,
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3, 8,
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4, 9,
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0, 0,
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], 'only 3 middle elements are copied');
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}, 'Test that AudioData.copyTo copies frameCount amount of interleaved stereo frames from frameOffset');
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// Per the "Compute Copy Element Count" algorithm step 7
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// (https://www.w3.org/TR/webcodecs/#compute-copy-element-count):
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// "If options.frameOffset is greater than or equal to frameCount, throw a RangeError."
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test(() => {
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const data = new AudioData({
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format: 'f32',
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sampleRate: 48000,
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numberOfChannels: 1,
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numberOfFrames: 5,
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data: new Float32Array([1, 2, 3, 4, 5]),
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timestamp: 0,
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});
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const output = new Float32Array(5);
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assert_throws_js(RangeError, () => {
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data.copyTo(output, { planeIndex: 0, frameOffset: 5 });
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}, 'frameOffset == numberOfFrames must throw RangeError');
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assert_throws_js(RangeError, () => {
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data.copyTo(output, { planeIndex: 0, frameOffset: 6 });
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}, 'frameOffset > numberOfFrames must throw RangeError');
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data.close();
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}, 'AudioData.copyTo throws RangeError when frameOffset >= frameCount');
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