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FF152 MediaCapabilities.decodingInfo/encodingInfo() - config.type.webrtc option #29739

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Merged
Elchi3 merged 4 commits into from
Jun 19, 2026
Merged

FF152 MediaCapabilities.decodingInfo/encodingInfo() - config.type.webrtc option #29739

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ea68aba
FF152 MediaCapabilities.decodingInfo/encodingInfo() - config.type.web…
hamishwillee May 25, 2026
b4c087a
Apply suggestions from code review
hamishwillee May 25, 2026
d3a3ed3
Fix typo
hamishwillee May 25, 2026
7d24f9e
FF152 MediaCapabilities - fetch-style nesting with _option for enum v…
hamishwillee Jun 5, 2026
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292 changes: 275 additions & 17 deletions api/MediaCapabilities.json
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Original file line number Diff line number Diff line change
Expand Up @@ -55,10 +55,7 @@
"edge": "mirror",
"firefox": {
"version_added": "63",
"notes": [
"The `webrtc` value of the `type` option is named `transmission`.",
Comment thread
hamishwillee marked this conversation as resolved.
"Before Firefox 101, `decodingInfo()` ignored `codecs` parameter options for `av01` codecs (treating them as `av1`)."
]
"notes": "Before Firefox 101, `decodingInfo()` ignored `codecs` parameter options for `av01` codecs (treating them as `av1`)."
},
"firefox_android": "mirror",
"oculus": "mirror",
Expand All @@ -84,29 +81,27 @@
"deprecated": false
}
},
"configuration_keySystemConfiguration_parameter": {
"configuration_parameter": {
"__compat": {
"description": "`configuration.keySystemConfiguration` parameter",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/decodingInfo#keysystemconfiguration",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediadecodingconfiguration-keysystemconfiguration",
"tags": [
"web-features:encrypted-media-extensions"
],
"description": "`configuration` parameter",
"spec_url": "https://w3c.github.io/media-capabilities/#dictdef-mediadecodingconfiguration",
"support": {
"chrome": {
"version_added": "80"
"version_added": "66"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "129"
"version_added": "63"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"opera_android": {
"version_added": "48"
},
"safari": {
"version_added": false
"version_added": "13"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
Expand All @@ -118,6 +113,119 @@
"standard_track": true,
"deprecated": false
}
},
"keySystemConfiguration": {
"__compat": {
"description": "`keySystemConfiguration` property",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/decodingInfo#keysystemconfiguration",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediadecodingconfiguration-keysystemconfiguration",
"tags": [
"web-features:encrypted-media-extensions"
],
"support": {
"chrome": {
"version_added": "80"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "129"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": false
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"type": {
"__compat": {
"description": "`type` property",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/decodingInfo#type",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediadecodingconfiguration-type",
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "63"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": {
"version_added": "48"
},
"safari": {
"version_added": "13"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"webrtc_option": {
"__compat": {
"description": "`configuration.type.webrtc` option",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/decodingInfo#webrtc",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediadecodingtype-webrtc",
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "152",
"flags": [
{
"type": "preference",
"name": "media.mediacapabilities.webrtc.enabled",
"value_to_set": "true"
}
]
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": {
"version_added": "48"
},
"safari": {
"version_added": "13"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
},
Expand All @@ -135,8 +243,7 @@
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "63",
"notes": "The `webrtc` value of the `type` option is named `transmission`."
"version_added": "63"
},
"firefox_android": "mirror",
"oculus": "mirror",
Expand All @@ -155,6 +262,157 @@
"standard_track": true,
"deprecated": false
}
},
"configuration_parameter": {
"__compat": {
"description": "`configuration` parameter",
"spec_url": "https://w3c.github.io/media-capabilities/#dictdef-mediaencodingconfiguration",
"tags": [
"web-features:media-capabilities"
],
"support": {
"chrome": {
"version_added": "101"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "63"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15.4"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"type": {
"__compat": {
"description": "`type` property",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/encodingInfo#type",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediaencodingconfiguration-type",
"tags": [
"web-features:media-capabilities"
],
"support": {
"chrome": {
"version_added": "101"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "63"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15.4"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"transmission_option": {
"__compat": {
"description": "`configuration.type.transmission` option",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/encodingInfo#transmission",
"tags": [
"web-features:media-capabilities"
],
"support": {
"chrome": {
"version_added": "101"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "63",
"partial_implementation": true,
"notes": "The spec name for this option is `webrtc`."
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15.4"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": true
}
}
},
"webrtc_option": {
"__compat": {
"description": "`configuration.type.webrtc` option",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaCapabilities/encodingInfo#webrtc",
"spec_url": "https://w3c.github.io/media-capabilities/#dom-mediaencodingtype-webrtc",
"tags": [
"web-features:media-capabilities"
],
"support": {
"chrome": {
"version_added": "101"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "152",
"flags": [
{
"type": "preference",
"name": "media.mediacapabilities.webrtc.enabled",
"value_to_set": "true"
}
]
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15.4"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
}
}
Expand Down