snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/video-quality/constants.ts

@@ -0,0 +1,55 @@
+/**
+ * Default last-n value used to be used for "HD" video quality setting when no channelLastN value is specified.
+ *
+ * @type {number}
+ */
+export const DEFAULT_LAST_N = 20;
+
+/**
+ * The supported video codecs.
+ *
+ * @type {enum}
+ */
+export enum VIDEO_CODEC {
+    AV1 = 'av1',
+    H264 = 'h264',
+    VP8 = 'vp8',
+    VP9 = 'vp9'
+}
+
+/**
+ * The supported remote video resolutions. The values are currently based on
+ * available simulcast layers.
+ *
+ * @type {object}
+ */
+export const VIDEO_QUALITY_LEVELS = {
+    ULTRA: 2160,
+    HIGH: 720,
+    STANDARD: 360,
+    LOW: 180,
+    NONE: 0
+};
+
+/**
+ * Indicates unlimited video quality.
+ */
+export const VIDEO_QUALITY_UNLIMITED = -1;
+
+/**
+ * The maximum video quality from the VIDEO_QUALITY_LEVELS map.
+ */
+export const MAX_VIDEO_QUALITY = Math.max(...Object.values(VIDEO_QUALITY_LEVELS));
+
+/**
+ * Maps quality level names used in the config.videoQuality.minHeightForQualityLvl to the quality level constants used
+ * by the application.
+ *
+ * @type {Object}
+ */
+export const CFG_LVL_TO_APP_QUALITY_LVL = {
+    'low': VIDEO_QUALITY_LEVELS.LOW,
+    'standard': VIDEO_QUALITY_LEVELS.STANDARD,
+    'high': VIDEO_QUALITY_LEVELS.HIGH,
+    'ultra': VIDEO_QUALITY_LEVELS.ULTRA
+};