diff --git a/include/display.js b/include/display.js index d7aa43f..3fa7ff7 100644 --- a/include/display.js +++ b/include/display.js @@ -19,11 +19,11 @@ var that = {}, // Public API methods c_ctx = null, c_forceCanvas = false, - c_imageData, c_rgbxImage, c_cmapImage, + c_imageData, c_bgrxImage, c_cmapImage, // Predefine function variables (jslint) - imageDataCreate, imageDataGet, rgbxImageData, cmapImageData, - rgbxImageFill, cmapImageFill, setFillColor, rescale, flush, + imageDataCreate, imageDataGet, bgrxImageData, cmapImageData, + bgrxImageFill, cmapImageFill, setFillColor, rescale, flush, c_width = 0, c_height = 0, @@ -137,14 +137,14 @@ function constructor() { if (conf.prefer_js === null) { conf.prefer_js = true; } - c_rgbxImage = rgbxImageData; + c_bgrxImage = bgrxImageData; c_cmapImage = cmapImageData; } else { Util.Warn("Canvas lacks imageData, using fillRect (slow)"); conf.render_mode = "fillRect rendering (slow)"; c_forceCanvas = true; conf.prefer_js = false; - c_rgbxImage = rgbxImageFill; + c_bgrxImage = bgrxImageFill; c_cmapImage = cmapImageFill; } @@ -153,7 +153,7 @@ function constructor() { conf.render_mode += ", webkit bug workaround"; Util.Debug("Working around WebKit bug #46319"); c_webkit_bug = true; - for (func in {"fillRect":1, "copyImage":1, "rgbxImage":1, + for (func in {"fillRect":1, "copyImage":1, "bgrxImage":1, "cmapImage":1, "blitStringImage":1}) { that[func] = (function() { var myfunc = that[func]; // Save original function @@ -247,13 +247,13 @@ flush = function() { }; setFillColor = function(color) { - var rgb, newStyle; + var bgr, newStyle; if (conf.true_color) { - rgb = color; + bgr = color; } else { - rgb = conf.colourMap[color[0]]; + bgr = conf.colourMap[color[0]]; } - newStyle = "rgb(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + ")"; + newStyle = "rgb(" + bgr[2] + "," + bgr[1] + "," + bgr[0] + ")"; if (newStyle !== c_prevStyle) { c_ctx.fillStyle = newStyle; c_prevStyle = newStyle; @@ -311,22 +311,23 @@ that.copyImage = function(old_x, old_y, new_x, new_y, width, height) { * gecko, Javascript array handling is much slower. */ that.getTile = function(x, y, width, height, color) { - var img, data = [], rgb, red, green, blue, i; + var img, data = [], bgr, red, green, blue, i; img = {'x': x, 'y': y, 'width': width, 'height': height, 'data': data}; if (conf.prefer_js) { if (conf.true_color) { - rgb = color; + bgr = color; } else { - rgb = conf.colourMap[color[0]]; + bgr = conf.colourMap[color[0]]; } - red = rgb[0]; - green = rgb[1]; - blue = rgb[2]; + // Keep in BGR order because bgrxImage will flip it + red = bgr[2]; + green = bgr[1]; + blue = bgr[0]; for (i = 0; i < (width * height * 4); i+=4) { - data[i ] = red; + data[i ] = blue; data[i + 1] = green; - data[i + 2] = blue; + data[i + 2] = red; } } else { that.fillRect(x, y, width, height, color); @@ -335,26 +336,27 @@ that.getTile = function(x, y, width, height, color) { }; that.setSubTile = function(img, x, y, w, h, color) { - var data, p, rgb, red, green, blue, width, j, i, xend, yend; + var data, p, bgr, red, green, blue, width, j, i, xend, yend; if (conf.prefer_js) { data = img.data; width = img.width; if (conf.true_color) { - rgb = color; + bgr = color; } else { - rgb = conf.colourMap[color[0]]; + bgr = conf.colourMap[color[0]]; } - red = rgb[0]; - green = rgb[1]; - blue = rgb[2]; + // Keep in BGR order because bgrxImage will flip it + red = bgr[2]; + green = bgr[1]; + blue = bgr[0]; xend = x + w; yend = y + h; for (j = y; j < yend; j += 1) { for (i = x; i < xend; i += 1) { p = (i + (j * width) ) * 4; - data[p ] = red; + data[p ] = blue; data[p + 1] = green; - data[p + 2] = blue; + data[p + 2] = red; } } } else { @@ -364,7 +366,7 @@ that.setSubTile = function(img, x, y, w, h, color) { that.putTile = function(img) { if (conf.prefer_js) { - c_rgbxImage(img.x, img.y, img.width, img.height, img.data, 0); + c_bgrxImage(img.x, img.y, img.width, img.height, img.data, 0); } // else: No-op, under gecko already done by setSubTile }; @@ -376,21 +378,21 @@ imageDataCreate = function(width, height) { return c_ctx.createImageData(width, height); }; -rgbxImageData = function(x, y, width, height, arr, offset) { +bgrxImageData = function(x, y, width, height, arr, offset) { var img, i, j, data; img = c_imageData(width, height); data = img.data; for (i=0, j=offset; i < (width * height * 4); i=i+4, j=j+4) { - data[i ] = arr[j ]; + data[i ] = arr[j + 2]; data[i + 1] = arr[j + 1]; - data[i + 2] = arr[j + 2]; + data[i + 2] = arr[j ]; data[i + 3] = 255; // Set Alpha } c_ctx.putImageData(img, x, y); }; // really slow fallback if we don't have imageData -rgbxImageFill = function(x, y, width, height, arr, offset) { +bgrxImageFill = function(x, y, width, height, arr, offset) { var i, j, sx = 0, sy = 0; for (i=0, j=offset; i < (width * height); i+=1, j+=4) { that.fillRect(x+sx, y+sy, 1, 1, [arr[j], arr[j+1], arr[j+2]]); @@ -403,15 +405,15 @@ rgbxImageFill = function(x, y, width, height, arr, offset) { }; cmapImageData = function(x, y, width, height, arr, offset) { - var img, i, j, data, rgb, cmap; + var img, i, j, data, bgr, cmap; img = c_imageData(width, height); data = img.data; cmap = conf.colourMap; for (i=0, j=offset; i < (width * height * 4); i+=4, j+=1) { - rgb = cmap[arr[j]]; - data[i ] = rgb[0]; - data[i + 1] = rgb[1]; - data[i + 2] = rgb[2]; + bgr = cmap[arr[j]]; + data[i ] = bgr[2]; + data[i + 1] = bgr[1]; + data[i + 2] = bgr[0]; data[i + 3] = 255; // Set Alpha } c_ctx.putImageData(img, x, y); @@ -433,7 +435,7 @@ cmapImageFill = function(x, y, width, height, arr, offset) { that.blitImage = function(x, y, width, height, arr, offset) { if (conf.true_color) { - c_rgbxImage(x, y, width, height, arr, offset); + c_bgrxImage(x, y, width, height, arr, offset); } else { c_cmapImage(x, y, width, height, arr, offset); } diff --git a/include/rfb.js b/include/rfb.js index feccc16..fcc8963 100644 --- a/include/rfb.js +++ b/include/rfb.js @@ -776,6 +776,16 @@ init_msg = function() { ", green_shift: " + green_shift + ", blue_shift: " + blue_shift); + if (big_endian !== 0) { + Util.Warn("Server native endian is not little endian"); + } + if (red_shift !== 16) { + Util.Warn("Server native red-shift is not 16"); + } + if (blue_shift !== 0) { + Util.Warn("Server native blue-shift is not 0"); + } + /* Connection name/title */ name_length = ws.rQshift32(); fb_name = ws.rQshiftStr(name_length); @@ -842,9 +852,9 @@ normal_msg = function() { //Util.Debug("red after: " + red); green = parseInt(ws.rQshift16() / 256, 10); blue = parseInt(ws.rQshift16() / 256, 10); - Util.Debug("*** colourMap: " + display.get_colourMap()); - display.set_colourMap([red, green, blue], first_colour + c); + display.set_colourMap([blue, green, red], first_colour + c); } + Util.Debug("*** colourMap: " + display.get_colourMap()); Util.Info("Registered " + num_colours + " colourMap entries"); //Util.Debug("colourMap: " + display.get_colourMap()); break; @@ -1378,9 +1388,9 @@ pixelFormat = function() { arr.push16(255); // red-max arr.push16(255); // green-max arr.push16(255); // blue-max - arr.push8(0); // red-shift + arr.push8(16); // red-shift arr.push8(8); // green-shift - arr.push8(16); // blue-shift + arr.push8(0); // blue-shift arr.push8(0); // padding arr.push8(0); // padding diff --git a/tests/canvas.html b/tests/canvas.html index b66d214..010e8f3 100644 --- a/tests/canvas.html +++ b/tests/canvas.html @@ -9,7 +9,7 @@ - +
@@ -36,7 +36,7 @@