WPT
wpt / webaudio / the-audio-api / the-audioparam-interface / k-rate-stereo-panner.html
Spec: Web Audio API ↗
Runs: Chrome 155.0.8041.0 (wpt@4a01b83e3, 2026-09-04) | Firefox 157.0a1 (wpt@e7122b73f, 2026-09-04) | Safari 251 preview (wpt@2c385f65e, 2026-09-04) | Ladybird 1.0-70fb3 (wpt@4a01b83e3, 2026-09-04) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 14/14 | 11/14 | 14/14 | 14/14 | 14/14 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| # AUDIT TASK RUNNER STARTED. | PASS | PASS | PASS | PASS | PASS | — |
| Executing "Test k-rate StereoPannerNode" | PASS | PASS | PASS | PASS | PASS | — |
| Audit report | PASS | PASS | PASS | PASS | PASS | — |
| > [Test k-rate StereoPannerNode] | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: Setting pan.automationRate to "k-rate" is equal to k-rate. | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: k-rate node: pan.setValueAtTime(0,0) did not throw an exception. | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: k-rate node: pan.linearRampToValueAtTime(0.5,1) did not throw an exception. | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: a-rate node:pan.setValueAtTime(0,0) did not throw an exception. | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: a-rate node:pan.linearRampToValueAtTime(0.5,1) did not throw an exception. | PASS | PASS | PASS | PASS | PASS | — |
| StereoPannerNode: Output of k-rate StereoPannerNode is identical to the array [0,0.23952361941337585,0.4507264196872711,0.6086363196372986,0.6945810914039612,0.698400616645813,0.6196420192718506,0.4676175117492676,0.2603031396865845,0.022210711613297462,-0.2185078263282776,-0.4333907663822174,-0.5970293879508972,-0.6900766491889954,-0.7015308737754822,-0.630035936832428...]. | PASS | — | — | — | — | — |
| StereoPannerNode: Output of a-rate StereoPannerNode is identical to the array [0,0.23952361941337585,0.45072638988494873,0.6086363196372986,0.6945810914039612,0.6984005570411682,0.6196419596672058,0.4676175117492676,0.2603031098842621,0.022210709750652313,-0.2185077965259552,-0.43339070677757263,-0.5970293283462524,-0.690076470375061,-0.7015306949615479,-0.6300357580184937...]. | PASS | — | — | — | — | — |
| StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode is not constantly 0 (contains 7963 different values). | — | — | — | — | — | — |
| < [Test k-rate StereoPannerNode] All assertions passed. (total 8 assertions) | PASS | — | PASS | PASS | PASS | — |
| # AUDIT TASK RUNNER FINISHED: 1 tasks ran successfully. | PASS | — | PASS | PASS | PASS | — |
| StereoPannerNode: Output of k-rate StereoPannerNode is identical to the array [0,0.23952385783195496,0.45072680711746216,0.6086364984512329,0.6945819854736328,0.6984010934829712,0.6196423768997192,0.4676182270050049,0.2603035569190979,0.022211041301488876,-0.21850764751434326,-0.4333903193473816,-0.5970296859741211,-0.6900770664215088,-0.701530933380127,-0.6300366520881653...]. | — | PASS | — | — | — | — |
| StereoPannerNode: Output of a-rate StereoPannerNode is identical to the array [0,0.23952385783195496,0.45072680711746216,0.6086364984512329,0.6945819854736328,0.6984010934829712,0.6196423768997192,0.4676182270050049,0.2603035569190979,0.022211041301488876,-0.21850764751434326,-0.4333903193473816,-0.5970296859741211,-0.6900770664215088,-0.701530933380127,-0.6300366520881653...]. | — | PASS | — | — | — | — |
| X StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode should have contain at least one value different from 0. | — | FAIL | — | — | — | — |
| < [Test k-rate StereoPannerNode] 1 out of 8 assertions were failed. | — | FAIL | — | — | — | — |
| # AUDIT TASK RUNNER FINISHED: 1 out of 1 tasks were failed. | — | FAIL | — | — | — | — |
| StereoPannerNode: Output of k-rate StereoPannerNode is identical to the array [0,0.23952367901802063,0.45072638988494873,0.6086363196372986,0.6945812106132507,0.6984005570411682,0.6196419596672058,0.4676175117492676,0.2603031396865845,0.022210566326975822,-0.2185078263282776,-0.43339067697525024,-0.5970293879508972,-0.6900765895843506,-0.7015308737754822,-0.6300358772277832...]. | — | — | PASS | — | — | — |
| StereoPannerNode: Output of a-rate StereoPannerNode is identical to the array [0,0.23952367901802063,0.45072638988494873,0.6086363196372986,0.6945812106132507,0.6984005570411682,0.619641900062561,0.4676175117492676,0.2603031098842621,0.022210564464330673,-0.2185077965259552,-0.43339061737060547,-0.5970293283462524,-0.690076470375061,-0.7015306949615479,-0.6300356984138489...]. | — | — | PASS | — | — | — |
| StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode is not constantly 0 (contains 7964 different values). | — | — | PASS | — | — | — |
| StereoPannerNode: Output of k-rate StereoPannerNode is identical to the array [0,0.23952379822731018,0.4507266879081726,0.6086363792419434,0.6945818066596985,0.6984009146690369,0.6196422576904297,0.46761810779571533,0.2603033483028412,0.02221074141561985,-0.21850799024105072,-0.4333907663822174,-0.5970297455787659,-0.6900770664215088,-0.701530933380127,-0.6300365924835205...]. | — | — | — | — | PASS | — |
| StereoPannerNode: Output of a-rate StereoPannerNode is identical to the array [0,0.23952379822731018,0.4507266879081726,0.6086363792419434,0.6945818662643433,0.6984008550643921,0.6196422576904297,0.46761807799339294,0.2603033185005188,0.0222107395529747,-0.21850797533988953,-0.43339070677757263,-0.5970296859741211,-0.6900769472122192,-0.7015308141708374,-0.630036473274231...]. | — | — | — | — | PASS | — |
| StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode is not constantly 0 (contains 7995 different values). | — | — | — | — | PASS | — |
| StereoPannerNode: Output of k-rate StereoPannerNode is identical to the array [0,0.23952388763427734,0.45072680711746216,0.6086364984512329,0.694581925868988,0.698401153087616,0.6196423768997192,0.46761810779571533,0.2603033483028412,0.022210760042071342,-0.2185080200433731,-0.433390736579895,-0.597029983997345,-0.6900773644447327,-0.7015310525894165,-0.6300367712974548...]. | — | — | — | PASS | — | — |
| StereoPannerNode: Output of a-rate StereoPannerNode is identical to the array [0,0.23952388763427734,0.45072680711746216,0.6086364984512329,0.6945819854736328,0.6984010934829712,0.6196423768997192,0.46761807799339294,0.2603033483028412,0.022210758179426193,-0.21850799024105072,-0.43339067697525024,-0.5970299243927002,-0.6900771856307983,-0.7015308737754822,-0.6300365924835205...]. | — | — | — | PASS | — | — |
| StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode is not constantly 0 (contains 7959 different values). | — | — | — | PASS | — | — |
| StereoPannerNode: Difference between a-rate and k-rate StereoPannerNode is not constantly 0 (contains 7962 different values). | PASS | — | — | — | — | — |