init commit

remotion/node_modules/@remotion/media-parser/dist/state/riff.js

@@ -0,0 +1,48 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.riffSpecificState = void 0;
+const lazy_idx1_fetch_1 = require("./riff/lazy-idx1-fetch");
+const queued_frames_1 = require("./riff/queued-frames");
+const sample_counter_1 = require("./riff/sample-counter");
+const riffSpecificState = ({ controller, logLevel, readerInterface, src, prefetchCache, contentLength, }) => {
+    let avcProfile = null;
+    let nextTrackIndex = 0;
+    const profileCallbacks = [];
+    const registerOnAvcProfileCallback = (callback) => {
+        profileCallbacks.push(callback);
+    };
+    const onProfile = async (profile) => {
+        avcProfile = profile;
+        for (const callback of profileCallbacks) {
+            await callback(profile);
+        }
+        profileCallbacks.length = 0;
+    };
+    const lazyIdx1 = (0, lazy_idx1_fetch_1.lazyIdx1Fetch)({
+        controller,
+        logLevel,
+        readerInterface,
+        src,
+        prefetchCache,
+        contentLength,
+    });
+    const sampleCounter = (0, sample_counter_1.riffSampleCounter)();
+    const queuedBFrames = (0, queued_frames_1.queuedBFramesState)();
+    return {
+        getAvcProfile: () => {
+            return avcProfile;
+        },
+        onProfile,
+        registerOnAvcProfileCallback,
+        getNextTrackIndex: () => {
+            return nextTrackIndex;
+        },
+        queuedBFrames,
+        incrementNextTrackIndex: () => {
+            nextTrackIndex++;
+        },
+        lazyIdx1,
+        sampleCounter,
+    };
+};
+exports.riffSpecificState = riffSpecificState;