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@isomp4/parser

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@isomp4/parser - npm Package Compare versions

Comparing version
0.2.3
 to
0.2.4
+45
-25
cjs/parser.js

@@ -136,23 +136,7 @@ "use strict";

}
// End box
if (top.box != null) {
this.onBoxEnded(header, top.box);
}
else {
this.onBoxEnded(header);
}
// Pop box state
this.boxStack.pop();
// Check next box state
if (this.boxStack.length > 0) {
const next = this.boxStack[this.boxStack.length - 1];
next.offset += header.size;
if (top.box != null && next.box != null && core_1.BoxContainer.isInstance(next.box)) {
core_1.BoxContainer.add(next.box, top.box);
}
}
// Trigger parsing of next box
this.currentBox = null;
this.popBoxStack(top);
return needed;
}
let headerConsumed = 0;
if (this.currentBox == null) {

@@ -173,3 +157,4 @@ const header = core_1.BoxHeader.parse(buffer);

};
return headerLength;
buffer = buffer.slice(headerLength);
headerConsumed += headerLength;
}

@@ -183,7 +168,7 @@ const header = this.currentBox.header;

this.bytesNeeded = box;
return 0;
return headerConsumed;
}
const consumed = encoding.decodedBytes;
const decodeConsumed = encoding.decodedBytes;
// Invoke box decoded event
const children = this.onBoxDecoded(box, buffer.slice(0, consumed));
const children = this.onBoxDecoded(box, buffer.slice(0, decodeConsumed));
// Push box onto stack (and record whether to parse children)

@@ -194,3 +179,3 @@ this.boxStack.push({

children,
offset: this.currentBox.headerLength + consumed,
offset: this.currentBox.headerLength + decodeConsumed,
});

@@ -202,3 +187,5 @@ // Trigger parsing of child boxes

}
return consumed;
// Check box stack before returning
this.checkBoxStack();
return headerConsumed + decodeConsumed;
}

@@ -215,4 +202,37 @@ // No encoding, so reset content boolean

});
return this.processBuffer(buffer);
return headerConsumed + this.processBuffer(buffer);
}
checkBoxStack() {
if (this.boxStack.length > 0) {
const top = this.boxStack[this.boxStack.length - 1];
if (top.offset >= top.header.size) {
this.popBoxStack(top);
}
}
}
popBoxStack(top) {
do {
// End box
if (top.box != null) {
this.onBoxEnded(top.header, top.box);
}
else {
this.onBoxEnded(top.header);
}
// Pop box state
this.boxStack.pop();
// Check next box state
if (this.boxStack.length <= 0) {
break;
}
const parent = this.boxStack[this.boxStack.length - 1];
parent.offset += top.header.size;
if (top.box != null && parent.box != null && core_1.BoxContainer.isInstance(parent.box)) {
core_1.BoxContainer.add(parent.box, top.box);
}
top = parent;
} while (top.offset >= top.header.size);
// Trigger parsing of next box
this.currentBox = null;
}
}

@@ -219,0 +239,0 @@ exports.AbstractMP4Parser = AbstractMP4Parser;

+2
-0
dist/parser.d.ts

@@ -58,2 +58,4 @@ import { Buffer } from "buffer";

private processBuffer;
private checkBoxStack;
private popBoxStack;
/**

@@ -60,0 +62,0 @@ * Invoked when a new box starts from the source.

+45
-25
dist/parser.js

@@ -133,23 +133,7 @@ import { Buffer } from "buffer";

}
// End box
if (top.box != null) {
this.onBoxEnded(header, top.box);
}
else {
this.onBoxEnded(header);
}
// Pop box state
this.boxStack.pop();
// Check next box state
if (this.boxStack.length > 0) {
const next = this.boxStack[this.boxStack.length - 1];
next.offset += header.size;
if (top.box != null && next.box != null && BoxContainer.isInstance(next.box)) {
BoxContainer.add(next.box, top.box);
}
}
// Trigger parsing of next box
this.currentBox = null;
this.popBoxStack(top);
return needed;
}
let headerConsumed = 0;
if (this.currentBox == null) {

@@ -170,3 +154,4 @@ const header = BoxHeader.parse(buffer);

};
return headerLength;
buffer = buffer.slice(headerLength);
headerConsumed += headerLength;
}

@@ -180,7 +165,7 @@ const header = this.currentBox.header;

this.bytesNeeded = box;
return 0;
return headerConsumed;
}
const consumed = encoding.decodedBytes;
const decodeConsumed = encoding.decodedBytes;
// Invoke box decoded event
const children = this.onBoxDecoded(box, buffer.slice(0, consumed));
const children = this.onBoxDecoded(box, buffer.slice(0, decodeConsumed));
// Push box onto stack (and record whether to parse children)

@@ -191,3 +176,3 @@ this.boxStack.push({

children,
offset: this.currentBox.headerLength + consumed,
offset: this.currentBox.headerLength + decodeConsumed,
});

@@ -199,3 +184,5 @@ // Trigger parsing of child boxes

}
return consumed;
// Check box stack before returning
this.checkBoxStack();
return headerConsumed + decodeConsumed;
}

@@ -212,4 +199,37 @@ // No encoding, so reset content boolean

});
return this.processBuffer(buffer);
return headerConsumed + this.processBuffer(buffer);
}
checkBoxStack() {
if (this.boxStack.length > 0) {
const top = this.boxStack[this.boxStack.length - 1];
if (top.offset >= top.header.size) {
this.popBoxStack(top);
}
}
}
popBoxStack(top) {
do {
// End box
if (top.box != null) {
this.onBoxEnded(top.header, top.box);
}
else {
this.onBoxEnded(top.header);
}
// Pop box state
this.boxStack.pop();
// Check next box state
if (this.boxStack.length <= 0) {
break;
}
const parent = this.boxStack[this.boxStack.length - 1];
parent.offset += top.header.size;
if (top.box != null && parent.box != null && BoxContainer.isInstance(parent.box)) {
BoxContainer.add(parent.box, top.box);
}
top = parent;
} while (top.offset >= top.header.size);
// Trigger parsing of next box
this.currentBox = null;
}
}

@@ -216,0 +236,0 @@ /**

+5
-4
package.json
{
"name": "@isomp4/parser",
"version": "0.2.3",
"version": "0.2.4",
"description": "",

@@ -44,6 +44,7 @@ "keywords": [

"dependencies": {
"@isomp4/core": "^0.2.2"
"@isomp4/core": "^0.2.4"
},
"devDependencies": {
"@isomp4/box-moov": "^0.2.3"
"@isomp4/box-moof": "^0.2.4",
"@isomp4/box-moov": "^0.2.4"
},

@@ -57,3 +58,3 @@ "scripts": {

},
"gitHead": "45014bbf407c56481d518ac9e3580b6f6bc47633"
"gitHead": "d6e734fdd2a32115e96a983de6932b8bf2e24bb9"
}