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Add log decoder

This commit is contained in:
f-trycua 2025-04-27 14:30:32 -07:00
parent 8f5bb93167
commit 7ea914fbab
1 changed files with 35 additions and 0 deletions
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35
core/decoders/raw.js
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@ -7,12 +7,20 @@
*
*/
import * as Log from '../util/logging.js';
export default class RawDecoder {
constructor() {
this._lines = 0;
}
decodeRect(x, y, width, height, sock, display, depth, bgrMode = false) {
// Log BGR mode status for the first few rects to debug
if (this._lines === 0) {
Log.Debug("RawDecoder: Processing rectangle with " +
(bgrMode ? "BGR" : "RGB") + " mode, depth: " + depth);
}
if ((width === 0) || (height === 0)) {
return true;
}
@ -33,6 +41,21 @@ export default class RawDecoder {
let data = sock.rQshiftBytes(bytesPerLine, false);
// For debugging - show a sample of the data for the first rect
if (this._lines === height && curY === y) {
let sample = "";
for (let i = 0; i < Math.min(16, width); i++) {
if (pixelSize === 4) {
sample += "[" + data[i*4] + "," + data[i*4+1] + "," +
data[i*4+2] + "," + data[i*4+3] + "] ";
} else {
sample += data[i] + " ";
}
}
Log.Debug("RawDecoder: First " + Math.min(16, width) +
" pixels (before processing): " + sample);
}
// Convert data if needed
if (depth == 8) {
const newdata = new Uint8Array(width * 4);
@ -46,6 +69,7 @@ export default class RawDecoder {
} else if (bgrMode) {
// In bgrMode we need to switch the red and blue bytes
// so that the data is in RGB order
Log.Debug("RawDecoder: Applying BGR swap for line " + curY);
for (let i = 0; i < width; i++) {
let j = i * 4;
let red = data[j];
@ -59,6 +83,17 @@ export default class RawDecoder {
}
}
// For debugging - show processed data for the first rect
if (this._lines === height && curY === y) {
let sample = "";
for (let i = 0; i < Math.min(16, width); i++) {
sample += "[" + data[i*4] + "," + data[i*4+1] + "," +
data[i*4+2] + "," + data[i*4+3] + "] ";
}
Log.Debug("RawDecoder: First " + Math.min(16, width) +
" pixels (after processing): " + sample);
}
display.blitImage(x, curY, width, 1, data, 0);
this._lines--;
}