nifti-reader-js - npm Package Compare versions

Comparing version 0.6.4 to 0.6.5

package.json

 {
   "name": "nifti-reader-js",
-  "version": "0.6.4",
+  "version": "0.6.5",
   "description": "A JavaScript NIfTI file format reader.",
-  "main": "src/nifti.js",
+  "main": "dist/src/nifti.js",
+  "types": "dist/src/nifti.d.ts",
   "directories": {
@@ -13,11 +14,18 @@ "test": "tests"
   "devDependencies": {
+    "@types/chai": "^4.3.5",
+    "@types/mocha": "^10.0.1",
+    "chai": "^4.3.7",
     "esbuild": "*",
     "jsdoc-to-markdown": "*",
-    "mocha": "*"
+    "mocha": "*",
+    "ts-node": "^10.9.1",
+    "tsify": "^5.0.4",
+    "typescript": "^5.0.4"
   },
   "scripts": {
-    "test": "mocha --timeout 0 tests",
-    "build": "rm -rf build; mkdir build; esbuild src/nifti.js --bundle --outfile=build/nifti-reader.js; esbuild src/nifti.js --bundle --minify --outfile=build/nifti-reader-min.js",
+    "test": "mocha -r ts-node/register __tests__/**/*.spec.ts",
+    "test-js": "npm run build; npm run release; mocha --timeout 0 tests",
+    "build": "rm -rf build; mkdir build; tsc; esbuild dist/src/nifti.js --bundle --outfile=build/nifti-reader.js; esbuild dist/src/nifti.js --bundle --minify --outfile=build/nifti-reader-min.js",
     "release": "rm release/current/*.js; cp build/*.js release/current/.",
-    "doc": "rm -rf build; mkdir build; ./node_modules/.bin/jsdoc2md src/*.js > build/docs.md"
+    "doc": "rm -rf build; mkdir build; ./node_modules/.bin/jsdoc2md dist/src/*.js > build/docs.md"
   },
@@ -24,0 +32,0 @@ "repository": {

release/current/nifti-reader-min.js

@@ -1,54 +0,54 @@
-"use strict";(()=>{var H=(i=>typeof require<"u"?require:typeof Proxy<"u"?new Proxy(i,{get:(t,e)=>(typeof require<"u"?require:t)[e]}):i)(function(i){if(typeof require<"u")return require.apply(this,arguments);throw new Error('Dynamic require of "'+i+'" is not supported')});var vt=(i,t)=>()=>(t||i((t={exports:{}}).exports,t),t.exports);var Tt=vt((He,bt)=>{"use strict";var zt=zt||{};zt.NIFTIEXTENSION=zt.NIFTIEXTENSION||function(i,t,e,n){if(i%16!=0)throw new Error("This does not appear to be a NIFTI extension");this.esize=i,this.ecode=t,this.edata=e,this.littleEndian=n};zt.NIFTIEXTENSION.prototype.toArrayBuffer=function(){let i=new Uint8Array(this.esize);i.set(this.data.buffer,8);let t=new DataView(i.buffer);return t.setInt32(0,this.esize,this.littleEndian),t.setInt32(4,this.ecode,this.littleEndian),i.buffer};var _e=typeof bt;_e!=="undefined"&&bt.exports&&(bt.exports=zt.NIFTIEXTENSION)});var kt=vt((Qe,Zt)=>{"use strict";var P=P||{};P.Utils=P.Utils||{};P.NIFTIEXTENSION=P.NIFTIEXTENSION||(typeof H<"u"?Tt():null);P.Utils.crcTable=null;P.Utils.GUNZIP_MAGIC_COOKIE1=31;P.Utils.GUNZIP_MAGIC_COOKIE2=139;P.Utils.getStringAt=function(i,t,e){var n="",r,s;for(r=t;r<e;r+=1)s=i.getUint8(r),s!==0&&(n+=String.fromCharCode(s));return n};P.Utils.getByteAt=function(i,t){return i.getInt8(t)};P.Utils.getShortAt=function(i,t,e){return i.getInt16(t,e)};P.Utils.getIntAt=function(i,t,e){return i.getInt32(t,e)};P.Utils.getFloatAt=function(i,t,e){return i.getFloat32(t,e)};P.Utils.getDoubleAt=function(i,t,e){return i.getFloat64(t,e)};P.Utils.getLongAt=function(i,t,e){var n,r=[],s=0;for(n=0;n<8;n+=1)r[n]=P.Utils.getByteAt(i,t+n,e);for(n=r.length-1;n>=0;n--)s=s*256+r[n];return s};P.Utils.getExtensionsAt=function(i,t,e,n){let r=[],s=t;for(;s<n;){let l=e,a=P.Utils.getIntAt(i,s,e);if(!a)break;if(a+s>n&&(l=!l,a=P.Utils.getIntAt(i,s,l),a+s>n))throw new Error("This does not appear to be a valid NIFTI extension");if(a%16!=0)throw new Error("This does not appear to be a NIFTI extension");let h=P.Utils.getIntAt(i,s+4,l),f=i.buffer.slice(s+8,s+a);console.log("extensionByteIndex: "+(s+8)+" esize: "+a),console.log(f);let o=new P.NIFTIEXTENSION(a,h,f,l);r.push(o),s+=a}return r};P.Utils.toArrayBuffer=function(i){var t,e,n;for(t=new ArrayBuffer(i.length),e=new Uint8Array(t),n=0;n<i.length;n+=1)e[n]=i[n];return t};P.Utils.isString=function(i){return typeof i=="string"||i instanceof String};P.Utils.formatNumber=function(i,t){var e=0;return P.Utils.isString(i)?e=Number(i):e=i,t?e=e.toPrecision(5):e=e.toPrecision(7),parseFloat(e)};P.Utils.makeCRCTable=function(){for(var i,t=[],e=0;e<256;e++){i=e;for(var n=0;n<8;n++)i=i&1?3988292384^i>>>1:i>>>1;t[e]=i}return t};P.Utils.crc32=function(i){for(var t=P.Utils.crcTable||(P.Utils.crcTable=P.Utils.makeCRCTable()),e=-1,n=0;n<i.byteLength;n++)e=e>>>8^t[(e^i.getUint8(n))&255];return(e^-1)>>>0};var Fe=typeof Zt;Fe!=="undefined"&&Zt.exports&&(Zt.exports=P.Utils)});var li=vt((We,Yt)=>{"use strict";var $e=Tt(),u=u||{};u.Utils=u.Utils||(typeof H<"u"?kt():null);u.NIFTIEXTENSION=u.NIFTIEXTENSION||(typeof H<"u"?Tt():null);u.NIFTI1=u.NIFTI1||function(){this.littleEndian=!1,this.dim_info=0,this.dims=[],this.intent_p1=0,this.intent_p2=0,this.intent_p3=0,this.intent_code=0,this.datatypeCode=0,this.numBitsPerVoxel=0,this.slice_start=0,this.slice_end=0,this.slice_code=0,this.pixDims=[],this.vox_offset=0,this.scl_slope=1,this.scl_inter=0,this.xyzt_units=0,this.cal_max=0,this.cal_min=0,this.slice_duration=0,this.toffset=0,this.description="",this.aux_file="",this.intent_name="",this.qform_code=0,this.sform_code=0,this.quatern_b=0,this.quatern_c=0,this.quatern_d=0,this.qoffset_x=0,this.qoffset_y=0,this.qoffset_z=0,this.affine=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],this.magic=0,this.isHDR=!1,this.extensionFlag=[0,0,0,0],this.extensionSize=0,this.extensionCode=0,this.extensions=[]};u.NIFTI1.TYPE_NONE=0;u.NIFTI1.TYPE_BINARY=1;u.NIFTI1.TYPE_UINT8=2;u.NIFTI1.TYPE_INT16=4;u.NIFTI1.TYPE_INT32=8;u.NIFTI1.TYPE_FLOAT32=16;u.NIFTI1.TYPE_COMPLEX64=32;u.NIFTI1.TYPE_FLOAT64=64;u.NIFTI1.TYPE_RGB24=128;u.NIFTI1.TYPE_INT8=256;u.NIFTI1.TYPE_UINT16=512;u.NIFTI1.TYPE_UINT32=768;u.NIFTI1.TYPE_INT64=1024;u.NIFTI1.TYPE_UINT64=1280;u.NIFTI1.TYPE_FLOAT128=1536;u.NIFTI1.TYPE_COMPLEX128=1792;u.NIFTI1.TYPE_COMPLEX256=2048;u.NIFTI1.XFORM_UNKNOWN=0;u.NIFTI1.XFORM_SCANNER_ANAT=1;u.NIFTI1.XFORM_ALIGNED_ANAT=2;u.NIFTI1.XFORM_TALAIRACH=3;u.NIFTI1.XFORM_MNI_152=4;u.NIFTI1.SPATIAL_UNITS_MASK=7;u.NIFTI1.TEMPORAL_UNITS_MASK=56;u.NIFTI1.UNITS_UNKNOWN=0;u.NIFTI1.UNITS_METER=1;u.NIFTI1.UNITS_MM=2;u.NIFTI1.UNITS_MICRON=3;u.NIFTI1.UNITS_SEC=8;u.NIFTI1.UNITS_MSEC=16;u.NIFTI1.UNITS_USEC=24;u.NIFTI1.UNITS_HZ=32;u.NIFTI1.UNITS_PPM=40;u.NIFTI1.UNITS_RADS=48;u.NIFTI1.MAGIC_COOKIE=348;u.NIFTI1.STANDARD_HEADER_SIZE=348;u.NIFTI1.MAGIC_NUMBER_LOCATION=344;u.NIFTI1.MAGIC_NUMBER=[110,43,49];u.NIFTI1.MAGIC_NUMBER2=[110,105,49];u.NIFTI1.EXTENSION_HEADER_SIZE=8;u.NIFTI1.prototype.readHeader=function(i){var t=new DataView(i),e=u.Utils.getIntAt(t,0,this.littleEndian),n,r,s,l;if(e!==u.NIFTI1.MAGIC_COOKIE&&(this.littleEndian=!0,e=u.Utils.getIntAt(t,0,this.littleEndian)),e!==u.NIFTI1.MAGIC_COOKIE)throw new Error("This does not appear to be a NIFTI file!");for(this.dim_info=u.Utils.getByteAt(t,39),n=0;n<8;n+=1)l=40+n*2,this.dims[n]=u.Utils.getShortAt(t,l,this.littleEndian);for(this.intent_p1=u.Utils.getFloatAt(t,56,this.littleEndian),this.intent_p2=u.Utils.getFloatAt(t,60,this.littleEndian),this.intent_p3=u.Utils.getFloatAt(t,64,this.littleEndian),this.intent_code=u.Utils.getShortAt(t,68,this.littleEndian),this.datatypeCode=u.Utils.getShortAt(t,70,this.littleEndian),this.numBitsPerVoxel=u.Utils.getShortAt(t,72,this.littleEndian),this.slice_start=u.Utils.getShortAt(t,74,this.littleEndian),n=0;n<8;n+=1)l=76+n*4,this.pixDims[n]=u.Utils.getFloatAt(t,l,this.littleEndian);if(this.vox_offset=u.Utils.getFloatAt(t,108,this.littleEndian),this.scl_slope=u.Utils.getFloatAt(t,112,this.littleEndian),this.scl_inter=u.Utils.getFloatAt(t,116,this.littleEndian),this.slice_end=u.Utils.getShortAt(t,120,this.littleEndian),this.slice_code=u.Utils.getByteAt(t,122),this.xyzt_units=u.Utils.getByteAt(t,123),this.cal_max=u.Utils.getFloatAt(t,124,this.littleEndian),this.cal_min=u.Utils.getFloatAt(t,128,this.littleEndian),this.slice_duration=u.Utils.getFloatAt(t,132,this.littleEndian),this.toffset=u.Utils.getFloatAt(t,136,this.littleEndian),this.description=u.Utils.getStringAt(t,148,228),this.aux_file=u.Utils.getStringAt(t,228,252),this.qform_code=u.Utils.getShortAt(t,252,this.littleEndian),this.sform_code=u.Utils.getShortAt(t,254,this.littleEndian),this.quatern_b=u.Utils.getFloatAt(t,256,this.littleEndian),this.quatern_c=u.Utils.getFloatAt(t,260,this.littleEndian),this.quatern_d=u.Utils.getFloatAt(t,264,this.littleEndian),this.quatern_a=Math.sqrt(1-(Math.pow(this.quatern_b,2)+Math.pow(this.quatern_c,2)+Math.pow(this.quatern_d,2))),this.qoffset_x=u.Utils.getFloatAt(t,268,this.littleEndian),this.qoffset_y=u.Utils.getFloatAt(t,272,this.littleEndian),this.qoffset_z=u.Utils.getFloatAt(t,276,this.littleEndian),this.qform_code<1&&this.sform_code<1&&(this.affine[0][0]=this.pixDims[1],this.affine[1][1]=this.pixDims[2],this.affine[2][2]=this.pixDims[3]),this.qform_code>0&&this.sform_code<this.qform_code){let a=this.quatern_a,h=this.quatern_b,f=this.quatern_c,o=this.quatern_d;for(this.qfac=this.pixDims[0]===0?1:this.pixDims[0],this.quatern_R=[[a*a+h*h-f*f-o*o,2*h*f-2*a*o,2*h*o+2*a*f],[2*h*f+2*a*o,a*a+f*f-h*h-o*o,2*f*o-2*a*h],[2*h*o-2*a*f,2*f*o+2*a*h,a*a+o*o-f*f-h*h]],r=0;r<3;r+=1)for(s=0;s<3;s+=1)this.affine[r][s]=this.quatern_R[r][s]*this.pixDims[s+1],s===2&&(this.affine[r][s]*=this.qfac);this.affine[0][3]=this.qoffset_x,this.affine[1][3]=this.qoffset_y,this.affine[2][3]=this.qoffset_z}else if(this.sform_code>0)for(r=0;r<3;r+=1)for(s=0;s<4;s+=1)l=280+(r*4+s)*4,this.affine[r][s]=u.Utils.getFloatAt(t,l,this.littleEndian);this.affine[3][0]=0,this.affine[3][1]=0,this.affine[3][2]=0,this.affine[3][3]=1,this.intent_name=u.Utils.getStringAt(t,328,344),this.magic=u.Utils.getStringAt(t,344,348),this.isHDR=this.magic===u.NIFTI1.MAGIC_NUMBER2,t.byteLength>u.NIFTI1.MAGIC_COOKIE&&(this.extensionFlag[0]=u.Utils.getByteAt(t,348),this.extensionFlag[1]=u.Utils.getByteAt(t,348+1),this.extensionFlag[2]=u.Utils.getByteAt(t,348+2),this.extensionFlag[3]=u.Utils.getByteAt(t,348+3),this.extensionFlag[0]&&(this.extensions=u.Utils.getExtensionsAt(t,this.getExtensionLocation(),this.littleEndian,this.vox_offset),this.extensionSize=this.extensions[0].esize,this.extensionCode=this.extensions[0].ecode))};u.NIFTI1.prototype.toFormattedString=function(){var i=u.Utils.formatNumber,t="";return t+="Dim Info = "+this.dim_info+`
-`,t+="Image Dimensions (1-8): "+this.dims[0]+", "+this.dims[1]+", "+this.dims[2]+", "+this.dims[3]+", "+this.dims[4]+", "+this.dims[5]+", "+this.dims[6]+", "+this.dims[7]+`
-`,t+="Intent Parameters (1-3): "+this.intent_p1+", "+this.intent_p2+", "+this.intent_p3+`
-`,t+="Intent Code = "+this.intent_code+`
-`,t+="Datatype = "+this.datatypeCode+" ("+this.getDatatypeCodeString(this.datatypeCode)+`)
-`,t+="Bits Per Voxel = "+this.numBitsPerVoxel+`
-`,t+="Slice Start = "+this.slice_start+`
-`,t+="Voxel Dimensions (1-8): "+i(this.pixDims[0])+", "+i(this.pixDims[1])+", "+i(this.pixDims[2])+", "+i(this.pixDims[3])+", "+i(this.pixDims[4])+", "+i(this.pixDims[5])+", "+i(this.pixDims[6])+", "+i(this.pixDims[7])+`
-`,t+="Image Offset = "+this.vox_offset+`
-`,t+="Data Scale:  Slope = "+i(this.scl_slope)+"  Intercept = "+i(this.scl_inter)+`
-`,t+="Slice End = "+this.slice_end+`
-`,t+="Slice Code = "+this.slice_code+`
-`,t+="Units Code = "+this.xyzt_units+" ("+this.getUnitsCodeString(u.NIFTI1.SPATIAL_UNITS_MASK&this.xyzt_units)+", "+this.getUnitsCodeString(u.NIFTI1.TEMPORAL_UNITS_MASK&this.xyzt_units)+`)
-`,t+="Display Range:  Max = "+i(this.cal_max)+"  Min = "+i(this.cal_min)+`
-`,t+="Slice Duration = "+this.slice_duration+`
-`,t+="Time Axis Shift = "+this.toffset+`
-`,t+='Description: "'+this.description+`"
-`,t+='Auxiliary File: "'+this.aux_file+`"
-`,t+="Q-Form Code = "+this.qform_code+" ("+this.getTransformCodeString(this.qform_code)+`)
-`,t+="S-Form Code = "+this.sform_code+" ("+this.getTransformCodeString(this.sform_code)+`)
-`,t+="Quaternion Parameters:  b = "+i(this.quatern_b)+"  c = "+i(this.quatern_c)+"  d = "+i(this.quatern_d)+`
-`,t+="Quaternion Offsets:  x = "+this.qoffset_x+"  y = "+this.qoffset_y+"  z = "+this.qoffset_z+`
-`,t+="S-Form Parameters X: "+i(this.affine[0][0])+", "+i(this.affine[0][1])+", "+i(this.affine[0][2])+", "+i(this.affine[0][3])+`
-`,t+="S-Form Parameters Y: "+i(this.affine[1][0])+", "+i(this.affine[1][1])+", "+i(this.affine[1][2])+", "+i(this.affine[1][3])+`
-`,t+="S-Form Parameters Z: "+i(this.affine[2][0])+", "+i(this.affine[2][1])+", "+i(this.affine[2][2])+", "+i(this.affine[2][3])+`
-`,t+='Intent Name: "'+this.intent_name+`"
-`,this.extensionFlag[0]&&(t+="Extension: Size = "+this.extensionSize+"  Code = "+this.extensionCode+`
-`),t};u.NIFTI1.prototype.getDatatypeCodeString=function(i){return i===u.NIFTI1.TYPE_UINT8?"1-Byte Unsigned Integer":i===u.NIFTI1.TYPE_INT16?"2-Byte Signed Integer":i===u.NIFTI1.TYPE_INT32?"4-Byte Signed Integer":i===u.NIFTI1.TYPE_FLOAT32?"4-Byte Float":i===u.NIFTI1.TYPE_FLOAT64?"8-Byte Float":i===u.NIFTI1.TYPE_RGB24?"RGB":i===u.NIFTI1.TYPE_INT8?"1-Byte Signed Integer":i===u.NIFTI1.TYPE_UINT16?"2-Byte Unsigned Integer":i===u.NIFTI1.TYPE_UINT32?"4-Byte Unsigned Integer":i===u.NIFTI1.TYPE_INT64?"8-Byte Signed Integer":i===u.NIFTI1.TYPE_UINT64?"8-Byte Unsigned Integer":"Unknown"};u.NIFTI1.prototype.getTransformCodeString=function(i){return i===u.NIFTI1.XFORM_SCANNER_ANAT?"Scanner":i===u.NIFTI1.XFORM_ALIGNED_ANAT?"Aligned":i===u.NIFTI1.XFORM_TALAIRACH?"Talairach":i===u.NIFTI1.XFORM_MNI_152?"MNI":"Unknown"};u.NIFTI1.prototype.getUnitsCodeString=function(i){return i===u.NIFTI1.UNITS_METER?"Meters":i===u.NIFTI1.UNITS_MM?"Millimeters":i===u.NIFTI1.UNITS_MICRON?"Microns":i===u.NIFTI1.UNITS_SEC?"Seconds":i===u.NIFTI1.UNITS_MSEC?"Milliseconds":i===u.NIFTI1.UNITS_USEC?"Microseconds":i===u.NIFTI1.UNITS_HZ?"Hz":i===u.NIFTI1.UNITS_PPM?"PPM":i===u.NIFTI1.UNITS_RADS?"Rads":"Unknown"};u.NIFTI1.prototype.getQformMat=function(){return this.convertNiftiQFormToNiftiSForm(this.quatern_b,this.quatern_c,this.quatern_d,this.qoffset_x,this.qoffset_y,this.qoffset_z,this.pixDims[1],this.pixDims[2],this.pixDims[3],this.pixDims[0])};u.NIFTI1.prototype.convertNiftiQFormToNiftiSForm=function(i,t,e,n,r,s,l,a,h,f){var o=[[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]],c,p=i,m=t,g=e,d,v,E;return o[3][0]=o[3][1]=o[3][2]=0,o[3][3]=1,c=1-(p*p+m*m+g*g),c<1e-7?(c=1/Math.sqrt(p*p+m*m+g*g),p*=c,m*=c,g*=c,c=0):c=Math.sqrt(c),d=l>0?l:1,v=a>0?a:1,E=h>0?h:1,f<0&&(E=-E),o[0][0]=(c*c+p*p-m*m-g*g)*d,o[0][1]=2*(p*m-c*g)*v,o[0][2]=2*(p*g+c*m)*E,o[1][0]=2*(p*m+c*g)*d,o[1][1]=(c*c+m*m-p*p-g*g)*v,o[1][2]=2*(m*g-c*p)*E,o[2][0]=2*(p*g-c*m)*d,o[2][1]=2*(m*g+c*p)*v,o[2][2]=(c*c+g*g-m*m-p*p)*E,o[0][3]=n,o[1][3]=r,o[2][3]=s,o};u.NIFTI1.prototype.convertNiftiSFormToNEMA=function(i){var t,e,n,r,s,l,a,h,f,o,c,p,m,g,d,v,E,A,x,y,L,z,U,T,Z,C,b,S,q,w,O,D,B,k;if(d=0,b=[[0,0,0],[0,0,0],[0,0,0]],S=[[0,0,0],[0,0,0],[0,0,0]],t=i[0][0],e=i[0][1],n=i[0][2],r=i[1][0],s=i[1][1],l=i[1][2],a=i[2][0],h=i[2][1],f=i[2][2],o=Math.sqrt(t*t+r*r+a*a),o===0||(t/=o,r/=o,a/=o,o=Math.sqrt(e*e+s*s+h*h),o===0))return null;if(e/=o,s/=o,h/=o,o=t*e+r*s+a*h,Math.abs(o)>1e-4){if(e-=o*t,s-=o*r,h-=o*a,o=Math.sqrt(e*e+s*s+h*h),o===0)return null;e/=o,s/=o,h/=o}if(o=Math.sqrt(n*n+l*l+f*f),o===0?(n=r*h-a*s,l=a*e-h*t,f=t*s-r*e):(n/=o,l/=o,f/=o),o=t*n+r*l+a*f,Math.abs(o)>1e-4){if(n-=o*t,l-=o*r,f-=o*a,o=Math.sqrt(n*n+l*l+f*f),o===0)return null;n/=o,l/=o,f/=o}if(o=e*n+s*l+h*f,Math.abs(o)>1e-4){if(n-=o*e,l-=o*s,f-=o*h,o=Math.sqrt(n*n+l*l+f*f),o===0)return null;n/=o,l/=o,f/=o}if(b[0][0]=t,b[0][1]=e,b[0][2]=n,b[1][0]=r,b[1][1]=s,b[1][2]=l,b[2][0]=a,b[2][1]=h,b[2][2]=f,c=this.nifti_mat33_determ(b),c===0)return null;for(C=-666,x=z=U=T=1,y=2,L=3,m=1;m<=3;m+=1)for(g=1;g<=3;g+=1)if(m!==g){for(d=1;d<=3;d+=1)if(!(m===d||g===d))for(S[0][0]=S[0][1]=S[0][2]=S[1][0]=S[1][1]=S[1][2]=S[2][0]=S[2][1]=S[2][2]=0,v=-1;v<=1;v+=2)for(E=-1;E<=1;E+=2)for(A=-1;A<=1;A+=2)S[0][m-1]=v,S[1][g-1]=E,S[2][d-1]=A,p=this.nifti_mat33_determ(S),p*c>0&&(Z=this.nifti_mat33_mul(S,b),o=Z[0][0]+Z[1][1]+Z[2][2],o>C&&(C=o,x=m,y=g,L=d,z=v,U=E,T=A))}switch(q=w=O=D=B=k=0,x*z){case 1:q="X",D="+";break;case-1:q="X",D="-";break;case 2:q="Y",D="+";break;case-2:q="Y",D="-";break;case 3:q="Z",D="+";break;case-3:q="Z",D="-";break}switch(y*U){case 1:w="X",B="+";break;case-1:w="X",B="-";break;case 2:w="Y",B="+";break;case-2:w="Y",B="-";break;case 3:w="Z",B="+";break;case-3:w="Z",B="-";break}switch(L*T){case 1:O="X",k="+";break;case-1:O="X",k="-";break;case 2:O="Y",k="+";break;case-2:O="Y",k="-";break;case 3:O="Z",k="+";break;case-3:O="Z",k="-";break}return q+w+O+D+B+k};u.NIFTI1.prototype.nifti_mat33_mul=function(i,t){var e=[[0,0,0],[0,0,0],[0,0,0]],n,r;for(n=0;n<3;n+=1)for(r=0;r<3;r+=1)e[n][r]=i[n][0]*t[0][r]+i[n][1]*t[1][r]+i[n][2]*t[2][r];return e};u.NIFTI1.prototype.nifti_mat33_determ=function(i){var t,e,n,r,s,l,a,h,f;return t=i[0][0],e=i[0][1],n=i[0][2],r=i[1][0],s=i[1][1],l=i[1][2],a=i[2][0],h=i[2][1],f=i[2][2],t*s*f-t*h*l-r*e*f+r*h*n+a*e*l-a*s*n};u.NIFTI1.prototype.getExtensionLocation=function(){return u.NIFTI1.MAGIC_COOKIE+4};u.NIFTI1.prototype.getExtensionSize=function(i){return u.Utils.getIntAt(i,this.getExtensionLocation(),this.littleEndian)};u.NIFTI1.prototype.getExtensionCode=function(i){return u.Utils.getIntAt(i,this.getExtensionLocation()+4,this.littleEndian)};u.NIFTI1.prototype.addExtension=function(i,t=-1){t==-1?this.extensions.push(i):this.extensions.splice(t,0,i),this.vox_offset+=i.esize};u.NIFTI1.prototype.removeExtension=function(i){let t=this.extensions[i];t&&(this.vox_offset-=t.esize),this.extensions.splice(i,1)};u.NIFTI1.prototype.toArrayBuffer=function(i=!1){let n=352;if(i)for(let a of this.extensions)n+=a.esize;let r=new Uint8Array(n),s=new DataView(r.buffer);s.setInt32(0,348,this.littleEndian),s.setUint8(39,this.dim_info);for(let a=0;a<8;a++)s.setUint16(40+2*a,this.dims[a],this.littleEndian);s.setFloat32(56,this.intent_p1,this.littleEndian),s.setFloat32(60,this.intent_p2,this.littleEndian),s.setFloat32(64,this.intent_p3,this.littleEndian),s.setInt16(68,this.intent_code,this.littleEndian),s.setInt16(70,this.datatypeCode,this.littleEndian),s.setInt16(72,this.numBitsPerVoxel,this.littleEndian),s.setInt16(74,this.slice_start,this.littleEndian);for(let a=0;a<8;a++)s.setFloat32(76+4*a,this.pixDims[a],this.littleEndian);s.setFloat32(108,this.vox_offset,this.littleEndian),s.setFloat32(112,this.scl_slope,this.littleEndian),s.setFloat32(116,this.scl_inter,this.littleEndian),s.setInt16(120,this.slice_end,this.littleEndian),s.setUint8(122,this.slice_code),s.setUint8(123,this.xyzt_units),s.setFloat32(124,this.cal_max,this.littleEndian),s.setFloat32(128,this.cal_min,this.littleEndian),s.setFloat32(132,this.slice_duration,this.littleEndian),s.setFloat32(136,this.toffset,this.littleEndian),r.set(Buffer.from(this.description),148),r.set(Buffer.from(this.aux_file),228),s.setInt16(252,this.qform_code,this.littleEndian),s.setInt16(254,this.sform_code,this.littleEndian),s.setFloat32(256,this.quatern_b,this.littleEndian),s.setFloat32(260,this.quatern_c,this.littleEndian),s.setFloat32(264,this.quatern_d,this.littleEndian),s.setFloat32(268,this.qoffset_x,this.littleEndian),s.setFloat32(272,this.qoffset_y,this.littleEndian),s.setFloat32(276,this.qoffset_z,this.littleEndian);let l=this.affine.flat();for(let a=0;a<12;a++)s.setFloat32(280+4*a,l[a],this.littleEndian);if(r.set(Buffer.from(this.intent_name),328),r.set(Buffer.from(this.magic),344),i){r.set(Uint8Array.from([1,0,0,0]),348);let a=this.getExtensionLocation();for(let h of this.extensions)s.setInt32(a,h.esize,h.littleEndian),s.setInt32(a+4,h.ecode,h.littleEndian),r.set(new Uint8Array(h.edata),a+8),a+=h.esize}else r.set(new Uint8Array(4).fill(0),348);return r.buffer};var ye=typeof Yt;ye!=="undefined"&&Yt.exports&&(Yt.exports=u.NIFTI1)});var zi=vt((tn,Xt)=>{"use strict";var I=I||{};I.Utils=I.Utils||(typeof H<"u"?kt():null);I.NIFTI1=I.NIFTI1||(typeof H<"u"?li():null);I.NIFTIEXTENSION=I.NIFTIEXTENSION||(typeof H<"u"?Tt():null);I.NIFTI2=I.NIFTI2||function(){this.littleEndian=!1,this.dim_info=0,this.dims=[],this.intent_p1=0,this.intent_p2=0,this.intent_p3=0,this.intent_code=0,this.datatypeCode=0,this.numBitsPerVoxel=0,this.slice_start=0,this.slice_end=0,this.slice_code=0,this.pixDims=[],this.vox_offset=0,this.scl_slope=1,this.scl_inter=0,this.xyzt_units=0,this.cal_max=0,this.cal_min=0,this.slice_duration=0,this.toffset=0,this.description="",this.aux_file="",this.intent_name="",this.qform_code=0,this.sform_code=0,this.quatern_b=0,this.quatern_c=0,this.quatern_d=0,this.qoffset_x=0,this.qoffset_y=0,this.qoffset_z=0,this.affine=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],this.magic=0,this.extensionFlag=[0,0,0,0],this.extensions=[]};I.NIFTI2.MAGIC_COOKIE=540;I.NIFTI2.MAGIC_NUMBER_LOCATION=4;I.NIFTI2.MAGIC_NUMBER=[110,43,50,0,13,10,26,10];I.NIFTI2.MAGIC_NUMBER2=[110,105,50,0,13,10,26,10];I.NIFTI2.prototype.readHeader=function(i){var t=new DataView(i),e=I.Utils.getIntAt(t,0,this.littleEndian),n,r,s,l,a;if(e!==I.NIFTI2.MAGIC_COOKIE&&(this.littleEndian=!0,e=I.Utils.getIntAt(t,0,this.littleEndian)),e!==I.NIFTI2.MAGIC_COOKIE)throw new Error("This does not appear to be a NIFTI file!");for(this.magic=I.Utils.getStringAt(t,4,12),this.datatypeCode=I.Utils.getShortAt(t,12,this.littleEndian),this.numBitsPerVoxel=I.Utils.getShortAt(t,14,this.littleEndian),n=0;n<8;n+=1)l=16+n*8,this.dims[n]=I.Utils.getLongAt(t,l,this.littleEndian);for(this.intent_p1=I.Utils.getDoubleAt(t,80,this.littleEndian),this.intent_p2=I.Utils.getDoubleAt(t,88,this.littleEndian),this.intent_p3=I.Utils.getDoubleAt(t,96,this.littleEndian),n=0;n<8;n+=1)l=104+n*8,this.pixDims[n]=I.Utils.getDoubleAt(t,l,this.littleEndian);for(this.vox_offset=I.Utils.getLongAt(t,168,this.littleEndian),this.scl_slope=I.Utils.getDoubleAt(t,176,this.littleEndian),this.scl_inter=I.Utils.getDoubleAt(t,184,this.littleEndian),this.cal_max=I.Utils.getDoubleAt(t,192,this.littleEndian),this.cal_min=I.Utils.getDoubleAt(t,200,this.littleEndian),this.slice_duration=I.Utils.getDoubleAt(t,208,this.littleEndian),this.toffset=I.Utils.getDoubleAt(t,216,this.littleEndian),this.slice_start=I.Utils.getLongAt(t,224,this.littleEndian),this.slice_end=I.Utils.getLongAt(t,232,this.littleEndian),this.description=I.Utils.getStringAt(t,240,240+80),this.aux_file=I.Utils.getStringAt(t,320,320+24),this.qform_code=I.Utils.getIntAt(t,344,this.littleEndian),this.sform_code=I.Utils.getIntAt(t,348,this.littleEndian),this.quatern_b=I.Utils.getDoubleAt(t,352,this.littleEndian),this.quatern_c=I.Utils.getDoubleAt(t,360,this.littleEndian),this.quatern_d=I.Utils.getDoubleAt(t,368,this.littleEndian),this.qoffset_x=I.Utils.getDoubleAt(t,376,this.littleEndian),this.qoffset_y=I.Utils.getDoubleAt(t,384,this.littleEndian),this.qoffset_z=I.Utils.getDoubleAt(t,392,this.littleEndian),r=0;r<3;r+=1)for(s=0;s<4;s+=1)l=400+(r*4+s)*8,this.affine[r][s]=I.Utils.getDoubleAt(t,l,this.littleEndian);this.affine[3][0]=0,this.affine[3][1]=0,this.affine[3][2]=0,this.affine[3][3]=1,this.slice_code=I.Utils.getIntAt(t,496,this.littleEndian),this.xyzt_units=I.Utils.getIntAt(t,500,this.littleEndian),this.intent_code=I.Utils.getIntAt(t,504,this.littleEndian),this.intent_name=I.Utils.getStringAt(t,508,508+16),this.dim_info=I.Utils.getByteAt(t,524),t.byteLength>I.NIFTI2.MAGIC_COOKIE&&(this.extensionFlag[0]=I.Utils.getByteAt(t,540),this.extensionFlag[1]=I.Utils.getByteAt(t,540+1),this.extensionFlag[2]=I.Utils.getByteAt(t,540+2),this.extensionFlag[3]=I.Utils.getByteAt(t,540+3),this.extensionFlag[0]&&(this.extensions=I.Utils.getExtensionsAt(t,this.getExtensionLocation(),this.littleEndian,this.vox_offset),this.extensionSize=this.extensions[0].esize,this.extensionCode=this.extensions[0].ecode))};I.NIFTI2.prototype.toFormattedString=function(){var i=I.Utils.formatNumber,t="";return t+="Datatype = "+ +this.datatypeCode+" ("+this.getDatatypeCodeString(this.datatypeCode)+`)
-`,t+="Bits Per Voxel =  = "+this.numBitsPerVoxel+`
-`,t+="Image Dimensions (1-8): "+this.dims[0]+", "+this.dims[1]+", "+this.dims[2]+", "+this.dims[3]+", "+this.dims[4]+", "+this.dims[5]+", "+this.dims[6]+", "+this.dims[7]+`
-`,t+="Intent Parameters (1-3): "+this.intent_p1+", "+this.intent_p2+", "+this.intent_p3+`
-`,t+="Voxel Dimensions (1-8): "+i(this.pixDims[0])+", "+i(this.pixDims[1])+", "+i(this.pixDims[2])+", "+i(this.pixDims[3])+", "+i(this.pixDims[4])+", "+i(this.pixDims[5])+", "+i(this.pixDims[6])+", "+i(this.pixDims[7])+`
-`,t+="Image Offset = "+this.vox_offset+`
-`,t+="Data Scale:  Slope = "+i(this.scl_slope)+"  Intercept = "+i(this.scl_inter)+`
-`,t+="Display Range:  Max = "+i(this.cal_max)+"  Min = "+i(this.cal_min)+`
-`,t+="Slice Duration = "+this.slice_duration+`
-`,t+="Time Axis Shift = "+this.toffset+`
-`,t+="Slice Start = "+this.slice_start+`
-`,t+="Slice End = "+this.slice_end+`
-`,t+='Description: "'+this.description+`"
-`,t+='Auxiliary File: "'+this.aux_file+`"
-`,t+="Q-Form Code = "+this.qform_code+" ("+this.getTransformCodeString(this.qform_code)+`)
-`,t+="S-Form Code = "+this.sform_code+" ("+this.getTransformCodeString(this.sform_code)+`)
-`,t+="Quaternion Parameters:  b = "+i(this.quatern_b)+"  c = "+i(this.quatern_c)+"  d = "+i(this.quatern_d)+`
-`,t+="Quaternion Offsets:  x = "+this.qoffset_x+"  y = "+this.qoffset_y+"  z = "+this.qoffset_z+`
-`,t+="S-Form Parameters X: "+i(this.affine[0][0])+", "+i(this.affine[0][1])+", "+i(this.affine[0][2])+", "+i(this.affine[0][3])+`
-`,t+="S-Form Parameters Y: "+i(this.affine[1][0])+", "+i(this.affine[1][1])+", "+i(this.affine[1][2])+", "+i(this.affine[1][3])+`
-`,t+="S-Form Parameters Z: "+i(this.affine[2][0])+", "+i(this.affine[2][1])+", "+i(this.affine[2][2])+", "+i(this.affine[2][3])+`
-`,t+="Slice Code = "+this.slice_code+`
-`,t+="Units Code = "+this.xyzt_units+" ("+this.getUnitsCodeString(I.NIFTI1.SPATIAL_UNITS_MASK&this.xyzt_units)+", "+this.getUnitsCodeString(I.NIFTI1.TEMPORAL_UNITS_MASK&this.xyzt_units)+`)
-`,t+="Intent Code = "+this.intent_code+`
-`,t+='Intent Name: "'+this.intent_name+`"
-`,t+="Dim Info = "+this.dim_info+`
-`,t};I.NIFTI2.prototype.getExtensionLocation=function(){return I.NIFTI2.MAGIC_COOKIE+4};I.NIFTI2.prototype.getExtensionSize=I.NIFTI1.prototype.getExtensionSize;I.NIFTI2.prototype.getExtensionCode=I.NIFTI1.prototype.getExtensionCode;I.NIFTI2.prototype.addExtension=I.NIFTI1.prototype.addExtension;I.NIFTI2.prototype.removeExtension=I.NIFTI1.prototype.removeExtension;I.NIFTI2.prototype.getDatatypeCodeString=I.NIFTI1.prototype.getDatatypeCodeString;I.NIFTI2.prototype.getTransformCodeString=I.NIFTI1.prototype.getTransformCodeString;I.NIFTI2.prototype.getUnitsCodeString=I.NIFTI1.prototype.getUnitsCodeString;I.NIFTI2.prototype.getQformMat=I.NIFTI1.prototype.getQformMat;I.NIFTI2.prototype.convertNiftiQFormToNiftiSForm=I.NIFTI1.prototype.convertNiftiQFormToNiftiSForm;I.NIFTI2.prototype.convertNiftiSFormToNEMA=I.NIFTI1.prototype.convertNiftiSFormToNEMA;I.NIFTI2.prototype.nifti_mat33_mul=I.NIFTI1.prototype.nifti_mat33_mul;I.NIFTI2.prototype.nifti_mat33_determ=I.NIFTI1.prototype.nifti_mat33_determ;I.NIFTI2.prototype.toArrayBuffer=function(i=!1){let n=544;if(i)for(let a of this.extensions)n+=a.esize;let r=new Uint8Array(n),s=new DataView(r.buffer);s.setInt32(0,540,this.littleEndian),r.set(Buffer.from(this.magic),4),s.setInt16(12,this.datatypeCode,this.littleEndian),s.setInt16(14,this.numBitsPerVoxel,this.littleEndian);for(let a=0;a<8;a++)s.setBigInt64(16+8*a,BigInt(this.dims[a]),this.littleEndian);s.setFloat64(80,this.intent_p1,this.littleEndian),s.setFloat64(88,this.intent_p2,this.littleEndian),s.setFloat64(96,this.intent_p3,this.littleEndian);for(let a=0;a<8;a++)s.setFloat64(104+8*a,this.pixDims[a],this.littleEndian);s.setBigInt64(168,BigInt(this.vox_offset),this.littleEndian),s.setFloat64(176,this.scl_slope,this.littleEndian),s.setFloat64(184,this.scl_inter,this.littleEndian),s.setFloat64(192,this.cal_max,this.littleEndian),s.setFloat64(200,this.cal_min,this.littleEndian),s.setFloat64(208,this.slice_duration,this.littleEndian),s.setFloat64(216,this.toffset,this.littleEndian),s.setBigInt64(224,BigInt(this.slice_start),this.littleEndian),s.setBigInt64(232,BigInt(this.slice_end),this.littleEndian),r.set(Buffer.from(this.description),240),r.set(Buffer.from(this.aux_file),320),s.setInt32(344,this.qform_code,this.littleEndian),s.setInt32(348,this.sform_code,this.littleEndian),s.setFloat64(352,this.quatern_b,this.littleEndian),s.setFloat64(360,this.quatern_c,this.littleEndian),s.setFloat64(368,this.quatern_d,this.littleEndian),s.setFloat64(376,this.qoffset_x,this.littleEndian),s.setFloat64(384,this.qoffset_y,this.littleEndian),s.setFloat64(392,this.qoffset_z,this.littleEndian);let 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extension");this.esize=t,this.ecode=e,this.edata=n,this.littleEndian=r}toArrayBuffer(){let t=new Uint8Array(this.esize),e=new Uint8Array(this.edata);t.set(e,8);let n=new DataView(t.buffer);return n.setInt32(0,this.esize,this.littleEndian),n.setInt32(4,this.ecode,this.littleEndian),t.buffer}};le.NIFTIEXTENSION=Oe});var jt=It(fe=>{"use strict";Object.defineProperty(fe,"__esModule",{value:!0});fe.Utils=void 0;var tn=qe(),lt=class{static getStringAt(t,e,n){var r="",a,s;for(a=e;a<n;a+=1)s=t.getUint8(a),s!==0&&(r+=String.fromCharCode(s));return r}static getIntAt(t,e,n){return t.getInt32(e,n)}static getFloatAt(t,e,n){return t.getFloat32(e,n)}static getDoubleAt(t,e,n){return t.getFloat64(e,n)}static getLongAt(t,e,n){var r,a=[],s=0;for(r=0;r<8;r+=1)a[r]=lt.getByteAt(t,e+r);for(r=a.length-1;r>=0;r--)s=s*256+a[r];return s}static getExtensionsAt(t,e,n,r){let a=[],s=e;for(;s<r;){let l=n,o=lt.getIntAt(t,s,n);if(!o)break;if(o+s>r&&(l=!l,o=lt.getIntAt(t,s,l),o+s>r))throw new Error("This does not appear to be a valid NIFTI extension");if(o%16!=0)throw new Error("This does not appear to be a NIFTI extension");let f=lt.getIntAt(t,s+4,l),u=t.buffer.slice(s+8,s+o);console.log("extensionByteIndex: "+(s+8)+" esize: "+o),console.log(u);let h=new tn.NIFTIEXTENSION(o,f,u,l);a.push(h),s+=o}return a}static toArrayBuffer(t){var e,n,r;for(e=new ArrayBuffer(t.length),n=new Uint8Array(e),r=0;r<t.length;r+=1)n[r]=t[r];return e}static isString(t){return typeof t=="string"||t instanceof String}static formatNumber(t,e=void 0){let n;return lt.isString(t)?n=Number(t):n=t,e?n=n.toPrecision(5):n=n.toPrecision(7),parseFloat(n)}static makeCRCTable(){let t,e=[];for(var n=0;n<256;n++){t=n;for(var r=0;r<8;r++)t=t&1?3988292384^t>>>1:t>>>1;e[n]=t}return e}static crc32(t){lt.crcTable||(lt.crcTable=lt.makeCRCTable());let e=lt.crcTable,n=-1;for(var r=0;r<t.byteLength;r++)n=n>>>8^e[(n^t.getUint8(r))&255];return(n^-1)>>>0}},Et=lt;E(Et,"crcTable",null),E(Et,"GUNZIP_MAGIC_COOKIE1",31),E(Et,"GUNZIP_MAGIC_COOKIE2",139),E(Et,"getByteAt",function(t,e){return t.getInt8(e)}),E(Et,"getShortAt",function(t,e,n){return t.getInt16(e,n)});fe.Utils=Et});var ue=It(he=>{"use strict";Object.defineProperty(he,"__esModule",{value:!0});he.NIFTI1=void 0;var U=jt(),b=class{littleEndian=!1;dim_info=0;dims=[];intent_p1=0;intent_p2=0;intent_p3=0;intent_code=0;datatypeCode=0;numBitsPerVoxel=0;slice_start=0;slice_end=0;slice_code=0;pixDims=[];vox_offset=0;scl_slope=1;scl_inter=0;xyzt_units=0;cal_max=0;cal_min=0;slice_duration=0;toffset=0;description="";aux_file="";intent_name="";qform_code=0;sform_code=0;quatern_a=0;quatern_b=0;quatern_c=0;quatern_d=0;qoffset_x=0;qoffset_y=0;qoffset_z=0;affine=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]];qfac=1;quatern_R;magic="0";isHDR=!1;extensionFlag=[0,0,0,0];extensionSize=0;extensionCode=0;extensions=[];readHeader(t){var e=new DataView(t),n=U.Utils.getIntAt(e,0,this.littleEndian),r,a,s,l;if(n!==b.MAGIC_COOKIE&&(this.littleEndian=!0,n=U.Utils.getIntAt(e,0,this.littleEndian)),n!==b.MAGIC_COOKIE)throw new Error("This does not appear to be a NIFTI file!");for(this.dim_info=U.Utils.getByteAt(e,39),r=0;r<8;r+=1)l=40+r*2,this.dims[r]=U.Utils.getShortAt(e,l,this.littleEndian);for(this.intent_p1=U.Utils.getFloatAt(e,56,this.littleEndian),this.intent_p2=U.Utils.getFloatAt(e,60,this.littleEndian),this.intent_p3=U.Utils.getFloatAt(e,64,this.littleEndian),this.intent_code=U.Utils.getShortAt(e,68,this.littleEndian),this.datatypeCode=U.Utils.getShortAt(e,70,this.littleEndian),this.numBitsPerVoxel=U.Utils.getShortAt(e,72,this.littleEndian),this.slice_start=U.Utils.getShortAt(e,74,this.littleEndian),r=0;r<8;r+=1)l=76+r*4,this.pixDims[r]=U.Utils.getFloatAt(e,l,this.littleEndian);if(this.vox_offset=U.Utils.getFloatAt(e,108,this.littleEndian),this.scl_slope=U.Utils.getFloatAt(e,112,this.littleEndian),this.scl_inter=U.Utils.getFloatAt(e,116,this.littleEndian),this.slice_end=U.Utils.getShortAt(e,120,this.littleEndian),this.slice_code=U.Utils.getByteAt(e,122),this.xyzt_units=U.Utils.getByteAt(e,123),this.cal_max=U.Utils.getFloatAt(e,124,this.littleEndian),this.cal_min=U.Utils.getFloatAt(e,128,this.littleEndian),this.slice_duration=U.Utils.getFloatAt(e,132,this.littleEndian),this.toffset=U.Utils.getFloatAt(e,136,this.littleEndian),this.description=U.Utils.getStringAt(e,148,228),this.aux_file=U.Utils.getStringAt(e,228,252),this.qform_code=U.Utils.getShortAt(e,252,this.littleEndian),this.sform_code=U.Utils.getShortAt(e,254,this.littleEndian),this.quatern_b=U.Utils.getFloatAt(e,256,this.littleEndian),this.quatern_c=U.Utils.getFloatAt(e,260,this.littleEndian),this.quatern_d=U.Utils.getFloatAt(e,264,this.littleEndian),this.quatern_a=Math.sqrt(1-(Math.pow(this.quatern_b,2)+Math.pow(this.quatern_c,2)+Math.pow(this.quatern_d,2))),this.qoffset_x=U.Utils.getFloatAt(e,268,this.littleEndian),this.qoffset_y=U.Utils.getFloatAt(e,272,this.littleEndian),this.qoffset_z=U.Utils.getFloatAt(e,276,this.littleEndian),this.qform_code>0){let o=this.quatern_a,f=this.quatern_b,u=this.quatern_c,h=this.quatern_d;for(this.qfac=this.pixDims[0]===0?1:this.pixDims[0],this.quatern_R=[[o*o+f*f-u*u-h*h,2*f*u-2*o*h,2*f*h+2*o*u],[2*f*u+2*o*h,o*o+u*u-f*f-h*h,2*u*h-2*o*f],[2*f*h-2*o*u,2*u*h+2*o*f,o*o+h*h-u*u-f*f]],a=0;a<3;a+=1)for(s=0;s<3;s+=1)this.affine[a][s]=this.quatern_R[a][s]*this.pixDims[s+1],s===2&&(this.affine[a][s]*=this.qfac);this.affine[0][3]=this.qoffset_x,this.affine[1][3]=this.qoffset_y,this.affine[2][3]=this.qoffset_z}else if(this.sform_code>0)for(a=0;a<3;a+=1)for(s=0;s<4;s+=1)l=280+(a*4+s)*4,this.affine[a][s]=U.Utils.getFloatAt(e,l,this.littleEndian);this.affine[3][0]=0,this.affine[3][1]=0,this.affine[3][2]=0,this.affine[3][3]=1,this.intent_name=U.Utils.getStringAt(e,328,344),this.magic=U.Utils.getStringAt(e,344,348),this.isHDR=this.magic===String.fromCharCode.apply(null,b.MAGIC_NUMBER2),e.byteLength>b.MAGIC_COOKIE&&(this.extensionFlag[0]=U.Utils.getByteAt(e,348),this.extensionFlag[1]=U.Utils.getByteAt(e,348+1),this.extensionFlag[2]=U.Utils.getByteAt(e,348+2),this.extensionFlag[3]=U.Utils.getByteAt(e,348+3),this.extensionFlag[0]&&(this.extensions=U.Utils.getExtensionsAt(e,this.getExtensionLocation(),this.littleEndian,this.vox_offset),this.extensionSize=this.extensions[0].esize,this.extensionCode=this.extensions[0].ecode))}toFormattedString(){var t=U.Utils.formatNumber,e="";return e+="Dim Info = "+this.dim_info+`
+`,e+="Image Dimensions (1-8): "+this.dims[0]+", "+this.dims[1]+", "+this.dims[2]+", "+this.dims[3]+", "+this.dims[4]+", "+this.dims[5]+", "+this.dims[6]+", "+this.dims[7]+`
+`,e+="Intent Parameters (1-3): "+this.intent_p1+", "+this.intent_p2+", "+this.intent_p3+`
+`,e+="Intent Code = "+this.intent_code+`
+`,e+="Datatype = "+this.datatypeCode+" ("+this.getDatatypeCodeString(this.datatypeCode)+`)
+`,e+="Bits Per Voxel = "+this.numBitsPerVoxel+`
+`,e+="Slice Start = "+this.slice_start+`
+`,e+="Voxel Dimensions (1-8): "+t(this.pixDims[0])+", "+t(this.pixDims[1])+", "+t(this.pixDims[2])+", "+t(this.pixDims[3])+", "+t(this.pixDims[4])+", "+t(this.pixDims[5])+", "+t(this.pixDims[6])+", "+t(this.pixDims[7])+`
+`,e+="Image Offset = "+this.vox_offset+`
+`,e+="Data Scale:  Slope = "+t(this.scl_slope)+"  Intercept = "+t(this.scl_inter)+`
+`,e+="Slice End = "+this.slice_end+`
+`,e+="Slice Code = "+this.slice_code+`
+`,e+="Units Code = "+this.xyzt_units+" ("+this.getUnitsCodeString(b.SPATIAL_UNITS_MASK&this.xyzt_units)+", "+this.getUnitsCodeString(b.TEMPORAL_UNITS_MASK&this.xyzt_units)+`)
+`,e+="Display Range:  Max = "+t(this.cal_max)+"  Min = "+t(this.cal_min)+`
+`,e+="Slice Duration = "+this.slice_duration+`
+`,e+="Time Axis Shift = "+this.toffset+`
+`,e+='Description: "'+this.description+`"
+`,e+='Auxiliary File: "'+this.aux_file+`"
+`,e+="Q-Form Code = "+this.qform_code+" ("+this.getTransformCodeString(this.qform_code)+`)
+`,e+="S-Form Code = "+this.sform_code+" ("+this.getTransformCodeString(this.sform_code)+`)
+`,e+="Quaternion Parameters:  b = "+t(this.quatern_b)+"  c = "+t(this.quatern_c)+"  d = "+t(this.quatern_d)+`
+`,e+="Quaternion Offsets:  x = "+this.qoffset_x+"  y = "+this.qoffset_y+"  z = "+this.qoffset_z+`
+`,e+="S-Form Parameters X: "+t(this.affine[0][0])+", "+t(this.affine[0][1])+", "+t(this.affine[0][2])+", "+t(this.affine[0][3])+`
+`,e+="S-Form Parameters Y: "+t(this.affine[1][0])+", "+t(this.affine[1][1])+", "+t(this.affine[1][2])+", "+t(this.affine[1][3])+`
+`,e+="S-Form Parameters Z: "+t(this.affine[2][0])+", "+t(this.affine[2][1])+", "+t(this.affine[2][2])+", "+t(this.affine[2][3])+`
+`,e+='Intent Name: "'+this.intent_name+`"
+`,this.extensionFlag[0]&&(e+="Extension: Size = "+this.extensionSize+"  Code = "+this.extensionCode+`
+`),e}getDatatypeCodeString=function(t){return t===b.TYPE_UINT8?"1-Byte Unsigned Integer":t===b.TYPE_INT16?"2-Byte Signed Integer":t===b.TYPE_INT32?"4-Byte Signed Integer":t===b.TYPE_FLOAT32?"4-Byte Float":t===b.TYPE_FLOAT64?"8-Byte Float":t===b.TYPE_RGB24?"RGB":t===b.TYPE_INT8?"1-Byte Signed Integer":t===b.TYPE_UINT16?"2-Byte Unsigned Integer":t===b.TYPE_UINT32?"4-Byte Unsigned Integer":t===b.TYPE_INT64?"8-Byte Signed Integer":t===b.TYPE_UINT64?"8-Byte Unsigned Integer":"Unknown"};getTransformCodeString=function(t){return t===b.XFORM_SCANNER_ANAT?"Scanner":t===b.XFORM_ALIGNED_ANAT?"Aligned":t===b.XFORM_TALAIRACH?"Talairach":t===b.XFORM_MNI_152?"MNI":"Unknown"};getUnitsCodeString=function(t){return t===b.UNITS_METER?"Meters":t===b.UNITS_MM?"Millimeters":t===b.UNITS_MICRON?"Microns":t===b.UNITS_SEC?"Seconds":t===b.UNITS_MSEC?"Milliseconds":t===b.UNITS_USEC?"Microseconds":t===b.UNITS_HZ?"Hz":t===b.UNITS_PPM?"PPM":t===b.UNITS_RADS?"Rads":"Unknown"};getQformMat(){return this.convertNiftiQFormToNiftiSForm(this.quatern_b,this.quatern_c,this.quatern_d,this.qoffset_x,this.qoffset_y,this.qoffset_z,this.pixDims[1],this.pixDims[2],this.pixDims[3],this.pixDims[0])}convertNiftiQFormToNiftiSForm(t,e,n,r,a,s,l,o,f,u){var h=[[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]],v,m=t,g=e,p=n,c,y,A;return h[3][0]=h[3][1]=h[3][2]=0,h[3][3]=1,v=1-(m*m+g*g+p*p),v<1e-7?(v=1/Math.sqrt(m*m+g*g+p*p),m*=v,g*=v,p*=v,v=0):v=Math.sqrt(v),c=l>0?l:1,y=o>0?o:1,A=f>0?f:1,u<0&&(A=-A),h[0][0]=(v*v+m*m-g*g-p*p)*c,h[0][1]=2*(m*g-v*p)*y,h[0][2]=2*(m*p+v*g)*A,h[1][0]=2*(m*g+v*p)*c,h[1][1]=(v*v+g*g-m*m-p*p)*y,h[1][2]=2*(g*p-v*m)*A,h[2][0]=2*(m*p-v*g)*c,h[2][1]=2*(g*p+v*m)*y,h[2][2]=(v*v+p*p-g*g-m*m)*A,h[0][3]=r,h[1][3]=a,h[2][3]=s,h}convertNiftiSFormToNEMA(t){var e,n,r,a,s,l,o,f,u,h,v,m,g,p,c,y,A,T,x,R,q,M,d,Y,N,V,z,w,F,G,B,P,k,X;if(c=0,z=[[0,0,0],[0,0,0],[0,0,0]],w=[[0,0,0],[0,0,0],[0,0,0]],e=t[0][0],n=t[0][1],r=t[0][2],a=t[1][0],s=t[1][1],l=t[1][2],o=t[2][0],f=t[2][1],u=t[2][2],h=Math.sqrt(e*e+a*a+o*o),h===0||(e/=h,a/=h,o/=h,h=Math.sqrt(n*n+s*s+f*f),h===0))return null;if(n/=h,s/=h,f/=h,h=e*n+a*s+o*f,Math.abs(h)>1e-4){if(n-=h*e,s-=h*a,f-=h*o,h=Math.sqrt(n*n+s*s+f*f),h===0)return null;n/=h,s/=h,f/=h}if(h=Math.sqrt(r*r+l*l+u*u),h===0?(r=a*f-o*s,l=o*n-f*e,u=e*s-a*n):(r/=h,l/=h,u/=h),h=e*r+a*l+o*u,Math.abs(h)>1e-4){if(r-=h*e,l-=h*a,u-=h*o,h=Math.sqrt(r*r+l*l+u*u),h===0)return null;r/=h,l/=h,u/=h}if(h=n*r+s*l+f*u,Math.abs(h)>1e-4){if(r-=h*n,l-=h*s,u-=h*f,h=Math.sqrt(r*r+l*l+u*u),h===0)return null;r/=h,l/=h,u/=h}if(z[0][0]=e,z[0][1]=n,z[0][2]=r,z[1][0]=a,z[1][1]=s,z[1][2]=l,z[2][0]=o,z[2][1]=f,z[2][2]=u,v=this.nifti_mat33_determ(z),v===0)return null;for(V=-666,x=M=d=Y=1,R=2,q=3,g=1;g<=3;g+=1)for(p=1;p<=3;p+=1)if(g!==p){for(c=1;c<=3;c+=1)if(!(g===c||p===c))for(w[0][0]=w[0][1]=w[0][2]=w[1][0]=w[1][1]=w[1][2]=w[2][0]=w[2][1]=w[2][2]=0,y=-1;y<=1;y+=2)for(A=-1;A<=1;A+=2)for(T=-1;T<=1;T+=2)w[0][g-1]=y,w[1][p-1]=A,w[2][c-1]=T,m=this.nifti_mat33_determ(w),m*v>0&&(N=this.nifti_mat33_mul(w,z),h=N[0][0]+N[1][1]+N[2][2],h>V&&(V=h,x=g,R=p,q=c,M=y,d=A,Y=T))}switch(F=G=B=P=k=X="",x*M){case 1:F="X",P="+";break;case-1:F="X",P="-";break;case 2:F="Y",P="+";break;case-2:F="Y",P="-";break;case 3:F="Z",P="+";break;case-3:F="Z",P="-";break}switch(R*d){case 1:G="X",k="+";break;case-1:G="X",k="-";break;case 2:G="Y",k="+";break;case-2:G="Y",k="-";break;case 3:G="Z",k="+";break;case-3:G="Z",k="-";break}switch(q*Y){case 1:B="X",X="+";break;case-1:B="X",X="-";break;case 2:B="Y",X="+";break;case-2:B="Y",X="-";break;case 3:B="Z",X="+";break;case-3:B="Z",X="-";break}return F+G+B+P+k+X}nifti_mat33_mul=function(t,e){var n=[[0,0,0],[0,0,0],[0,0,0]],r,a;for(r=0;r<3;r+=1)for(a=0;a<3;a+=1)n[r][a]=t[r][0]*e[0][a]+t[r][1]*e[1][a]+t[r][2]*e[2][a];return n};nifti_mat33_determ=function(t){var e,n,r,a,s,l,o,f,u;return e=t[0][0],n=t[0][1],r=t[0][2],a=t[1][0],s=t[1][1],l=t[1][2],o=t[2][0],f=t[2][1],u=t[2][2],e*s*u-e*f*l-a*n*u+a*f*r+o*n*l-o*s*r};getExtensionLocation(){return b.MAGIC_COOKIE+4}getExtensionSize(t){return U.Utils.getIntAt(t,this.getExtensionLocation(),this.littleEndian)}getExtensionCode(t){return U.Utils.getIntAt(t,this.getExtensionLocation()+4,this.littleEndian)}addExtension(t,e=-1){e==-1?this.extensions.push(t):this.extensions.splice(e,0,t),this.vox_offset+=t.esize}removeExtension(t){let e=this.extensions[t];e&&(this.vox_offset-=e.esize),this.extensions.splice(t,1)}toArrayBuffer(t=!1){let r=352;if(t)for(let o of this.extensions)r+=o.esize;let a=new Uint8Array(r),s=new DataView(a.buffer);s.setInt32(0,348,this.littleEndian),s.setUint8(39,this.dim_info);for(let o=0;o<8;o++)s.setUint16(40+2*o,this.dims[o],this.littleEndian);s.setFloat32(56,this.intent_p1,this.littleEndian),s.setFloat32(60,this.intent_p2,this.littleEndian),s.setFloat32(64,this.intent_p3,this.littleEndian),s.setInt16(68,this.intent_code,this.littleEndian),s.setInt16(70,this.datatypeCode,this.littleEndian),s.setInt16(72,this.numBitsPerVoxel,this.littleEndian),s.setInt16(74,this.slice_start,this.littleEndian);for(let o=0;o<8;o++)s.setFloat32(76+4*o,this.pixDims[o],this.littleEndian);s.setFloat32(108,this.vox_offset,this.littleEndian),s.setFloat32(112,this.scl_slope,this.littleEndian),s.setFloat32(116,this.scl_inter,this.littleEndian),s.setInt16(120,this.slice_end,this.littleEndian),s.setUint8(122,this.slice_code),s.setUint8(123,this.xyzt_units),s.setFloat32(124,this.cal_max,this.littleEndian),s.setFloat32(128,this.cal_min,this.littleEndian),s.setFloat32(132,this.slice_duration,this.littleEndian),s.setFloat32(136,this.toffset,this.littleEndian),a.set(Buffer.from(this.description),148),a.set(Buffer.from(this.aux_file),228),s.setInt16(252,this.qform_code,this.littleEndian),s.setInt16(254,this.sform_code,this.littleEndian),s.setFloat32(256,this.quatern_b,this.littleEndian),s.setFloat32(260,this.quatern_c,this.littleEndian),s.setFloat32(264,this.quatern_d,this.littleEndian),s.setFloat32(268,this.qoffset_x,this.littleEndian),s.setFloat32(272,this.qoffset_y,this.littleEndian),s.setFloat32(276,this.qoffset_z,this.littleEndian);let l=this.affine.flat();for(let o=0;o<12;o++)s.setFloat32(280+4*o,l[o],this.littleEndian);if(a.set(Buffer.from(this.intent_name),328),a.set(Buffer.from(this.magic),344),t){a.set(Uint8Array.from([1,0,0,0]),348);let o=this.getExtensionLocation();for(let f of this.extensions)s.setInt32(o,f.esize,f.littleEndian),s.setInt32(o+4,f.ecode,f.littleEndian),a.set(new Uint8Array(f.edata),o+8),o+=f.esize}else a.set(new Uint8Array(4).fill(0),348);return a.buffer}},S=b;E(S,"TYPE_NONE",0),E(S,"TYPE_BINARY",1),E(S,"TYPE_UINT8",2),E(S,"TYPE_INT16",4),E(S,"TYPE_INT32",8),E(S,"TYPE_FLOAT32",16),E(S,"TYPE_COMPLEX64",32),E(S,"TYPE_FLOAT64",64),E(S,"TYPE_RGB24",128),E(S,"TYPE_INT8",256),E(S,"TYPE_UINT16",512),E(S,"TYPE_UINT32",768),E(S,"TYPE_INT64",1024),E(S,"TYPE_UINT64",1280),E(S,"TYPE_FLOAT128",1536),E(S,"TYPE_COMPLEX128",1792),E(S,"TYPE_COMPLEX256",2048),E(S,"XFORM_UNKNOWN",0),E(S,"XFORM_SCANNER_ANAT",1),E(S,"XFORM_ALIGNED_ANAT",2),E(S,"XFORM_TALAIRACH",3),E(S,"XFORM_MNI_152",4),E(S,"SPATIAL_UNITS_MASK",7),E(S,"TEMPORAL_UNITS_MASK",56),E(S,"UNITS_UNKNOWN",0),E(S,"UNITS_METER",1),E(S,"UNITS_MM",2),E(S,"UNITS_MICRON",3),E(S,"UNITS_SEC",8),E(S,"UNITS_MSEC",16),E(S,"UNITS_USEC",24),E(S,"UNITS_HZ",32),E(S,"UNITS_PPM",40),E(S,"UNITS_RADS",48),E(S,"MAGIC_COOKIE",348),E(S,"STANDARD_HEADER_SIZE",348),E(S,"MAGIC_NUMBER_LOCATION",344),E(S,"MAGIC_NUMBER",[110,43,49]),E(S,"MAGIC_NUMBER2",[110,105,49]),E(S,"EXTENSION_HEADER_SIZE",8);he.NIFTI1=S});var Be=It(ce=>{"use strict";Object.defineProperty(ce,"__esModule",{value:!0});ce.NIFTI2=void 0;var tt=ue(),C=jt(),Pt=class{littleEndian=!1;dim_info=0;dims=[];intent_p1=0;intent_p2=0;intent_p3=0;intent_code=0;datatypeCode=0;numBitsPerVoxel=0;slice_start=0;slice_end=0;slice_code=0;pixDims=[];vox_offset=0;scl_slope=1;scl_inter=0;xyzt_units=0;cal_max=0;cal_min=0;slice_duration=0;toffset=0;description="";aux_file="";intent_name="";qform_code=0;sform_code=0;quatern_b=0;quatern_c=0;quatern_d=0;qoffset_x=0;qoffset_y=0;qoffset_z=0;affine=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]];magic="0";extensionFlag=[0,0,0,0];extensions=[];extensionSize=0;extensionCode=0;readHeader(t){var e=new DataView(t),n=C.Utils.getIntAt(e,0,this.littleEndian),r,a,s,l,o;if(n!==Pt.MAGIC_COOKIE&&(this.littleEndian=!0,n=C.Utils.getIntAt(e,0,this.littleEndian)),n!==Pt.MAGIC_COOKIE)throw new Error("This does not appear to be a NIFTI file!");for(this.magic=C.Utils.getStringAt(e,4,12),this.datatypeCode=C.Utils.getShortAt(e,12,this.littleEndian),this.numBitsPerVoxel=C.Utils.getShortAt(e,14,this.littleEndian),r=0;r<8;r+=1)l=16+r*8,this.dims[r]=C.Utils.getLongAt(e,l,this.littleEndian);for(this.intent_p1=C.Utils.getDoubleAt(e,80,this.littleEndian),this.intent_p2=C.Utils.getDoubleAt(e,88,this.littleEndian),this.intent_p3=C.Utils.getDoubleAt(e,96,this.littleEndian),r=0;r<8;r+=1)l=104+r*8,this.pixDims[r]=C.Utils.getDoubleAt(e,l,this.littleEndian);for(this.vox_offset=C.Utils.getLongAt(e,168,this.littleEndian),this.scl_slope=C.Utils.getDoubleAt(e,176,this.littleEndian),this.scl_inter=C.Utils.getDoubleAt(e,184,this.littleEndian),this.cal_max=C.Utils.getDoubleAt(e,192,this.littleEndian),this.cal_min=C.Utils.getDoubleAt(e,200,this.littleEndian),this.slice_duration=C.Utils.getDoubleAt(e,208,this.littleEndian),this.toffset=C.Utils.getDoubleAt(e,216,this.littleEndian),this.slice_start=C.Utils.getLongAt(e,224,this.littleEndian),this.slice_end=C.Utils.getLongAt(e,232,this.littleEndian),this.description=C.Utils.getStringAt(e,240,240+80),this.aux_file=C.Utils.getStringAt(e,320,320+24),this.qform_code=C.Utils.getIntAt(e,344,this.littleEndian),this.sform_code=C.Utils.getIntAt(e,348,this.littleEndian),this.quatern_b=C.Utils.getDoubleAt(e,352,this.littleEndian),this.quatern_c=C.Utils.getDoubleAt(e,360,this.littleEndian),this.quatern_d=C.Utils.getDoubleAt(e,368,this.littleEndian),this.qoffset_x=C.Utils.getDoubleAt(e,376,this.littleEndian),this.qoffset_y=C.Utils.getDoubleAt(e,384,this.littleEndian),this.qoffset_z=C.Utils.getDoubleAt(e,392,this.littleEndian),a=0;a<3;a+=1)for(s=0;s<4;s+=1)l=400+(a*4+s)*8,this.affine[a][s]=C.Utils.getDoubleAt(e,l,this.littleEndian);this.affine[3][0]=0,this.affine[3][1]=0,this.affine[3][2]=0,this.affine[3][3]=1,this.slice_code=C.Utils.getIntAt(e,496,this.littleEndian),this.xyzt_units=C.Utils.getIntAt(e,500,this.littleEndian),this.intent_code=C.Utils.getIntAt(e,504,this.littleEndian),this.intent_name=C.Utils.getStringAt(e,508,508+16),this.dim_info=C.Utils.getByteAt(e,524),e.byteLength>Pt.MAGIC_COOKIE&&(this.extensionFlag[0]=C.Utils.getByteAt(e,540),this.extensionFlag[1]=C.Utils.getByteAt(e,540+1),this.extensionFlag[2]=C.Utils.getByteAt(e,540+2),this.extensionFlag[3]=C.Utils.getByteAt(e,540+3),this.extensionFlag[0]&&(this.extensions=C.Utils.getExtensionsAt(e,this.getExtensionLocation(),this.littleEndian,this.vox_offset),this.extensionSize=this.extensions[0].esize,this.extensionCode=this.extensions[0].ecode))}toFormattedString(){var t=C.Utils.formatNumber,e="";return e+="Datatype = "+ +this.datatypeCode+" ("+this.getDatatypeCodeString(this.datatypeCode)+`)
+`,e+="Bits Per Voxel =  = "+this.numBitsPerVoxel+`
+`,e+="Image Dimensions (1-8): "+this.dims[0]+", "+this.dims[1]+", "+this.dims[2]+", "+this.dims[3]+", "+this.dims[4]+", "+this.dims[5]+", "+this.dims[6]+", "+this.dims[7]+`
+`,e+="Intent Parameters (1-3): "+this.intent_p1+", "+this.intent_p2+", "+this.intent_p3+`
+`,e+="Voxel Dimensions (1-8): "+t(this.pixDims[0])+", "+t(this.pixDims[1])+", "+t(this.pixDims[2])+", "+t(this.pixDims[3])+", "+t(this.pixDims[4])+", "+t(this.pixDims[5])+", "+t(this.pixDims[6])+", "+t(this.pixDims[7])+`
+`,e+="Image Offset = "+this.vox_offset+`
+`,e+="Data Scale:  Slope = "+t(this.scl_slope)+"  Intercept = "+t(this.scl_inter)+`
+`,e+="Display Range:  Max = "+t(this.cal_max)+"  Min = "+t(this.cal_min)+`
+`,e+="Slice Duration = "+this.slice_duration+`
+`,e+="Time Axis Shift = "+this.toffset+`
+`,e+="Slice Start = "+this.slice_start+`
+`,e+="Slice End = "+this.slice_end+`
+`,e+='Description: "'+this.description+`"
+`,e+='Auxiliary File: "'+this.aux_file+`"
+`,e+="Q-Form Code = "+this.qform_code+" ("+this.getTransformCodeString(this.qform_code)+`)
+`,e+="S-Form Code = "+this.sform_code+" ("+this.getTransformCodeString(this.sform_code)+`)
+`,e+="Quaternion Parameters:  b = "+t(this.quatern_b)+"  c = "+t(this.quatern_c)+"  d = "+t(this.quatern_d)+`
+`,e+="Quaternion Offsets:  x = "+this.qoffset_x+"  y = "+this.qoffset_y+"  z = "+this.qoffset_z+`
+`,e+="S-Form Parameters X: "+t(this.affine[0][0])+", "+t(this.affine[0][1])+", "+t(this.affine[0][2])+", "+t(this.affine[0][3])+`
+`,e+="S-Form Parameters Y: "+t(this.affine[1][0])+", "+t(this.affine[1][1])+", "+t(this.affine[1][2])+", "+t(this.affine[1][3])+`
+`,e+="S-Form Parameters Z: "+t(this.affine[2][0])+", "+t(this.affine[2][1])+", "+t(this.affine[2][2])+", "+t(this.affine[2][3])+`
+`,e+="Slice Code = "+this.slice_code+`
+`,e+="Units Code = "+this.xyzt_units+" ("+this.getUnitsCodeString(tt.NIFTI1.SPATIAL_UNITS_MASK&this.xyzt_units)+", "+this.getUnitsCodeString(tt.NIFTI1.TEMPORAL_UNITS_MASK&this.xyzt_units)+`)
+`,e+="Intent Code = "+this.intent_code+`
+`,e+='Intent Name: "'+this.intent_name+`"
+`,e+="Dim Info = "+this.dim_info+`
+`,e}getExtensionLocation=function(){return Pt.MAGIC_COOKIE+4};getExtensionSize=tt.NIFTI1.prototype.getExtensionSize;getExtensionCode=tt.NIFTI1.prototype.getExtensionCode;addExtension=tt.NIFTI1.prototype.addExtension;removeExtension=tt.NIFTI1.prototype.removeExtension;getDatatypeCodeString=tt.NIFTI1.prototype.getDatatypeCodeString;getTransformCodeString=tt.NIFTI1.prototype.getTransformCodeString;getUnitsCodeString=tt.NIFTI1.prototype.getUnitsCodeString;getQformMat=tt.NIFTI1.prototype.getQformMat;convertNiftiQFormToNiftiSForm=tt.NIFTI1.prototype.convertNiftiQFormToNiftiSForm;convertNiftiSFormToNEMA=tt.NIFTI1.prototype.convertNiftiSFormToNEMA;nifti_mat33_mul=tt.NIFTI1.prototype.nifti_mat33_mul;nifti_mat33_determ=tt.NIFTI1.prototype.nifti_mat33_determ;toArrayBuffer(t=!1){let r=544;if(t)for(let o of this.extensions)r+=o.esize;let a=new Uint8Array(r),s=new DataView(a.buffer);s.setInt32(0,540,this.littleEndian),a.set(Buffer.from(this.magic),4),s.setInt16(12,this.datatypeCode,this.littleEndian),s.setInt16(14,this.numBitsPerVoxel,this.littleEndian);for(let o=0;o<8;o++)s.setBigInt64(16+8*o,BigInt(this.dims[o]),this.littleEndian);s.setFloat64(80,this.intent_p1,this.littleEndian),s.setFloat64(88,this.intent_p2,this.littleEndian),s.setFloat64(96,this.intent_p3,this.littleEndian);for(let o=0;o<8;o++)s.setFloat64(104+8*o,this.pixDims[o],this.littleEndian);s.setBigInt64(168,BigInt(this.vox_offset),this.littleEndian),s.setFloat64(176,this.scl_slope,this.littleEndian),s.setFloat64(184,this.scl_inter,this.littleEndian),s.setFloat64(192,this.cal_max,this.littleEndian),s.setFloat64(200,this.cal_min,this.littleEndian),s.setFloat64(208,this.slice_duration,this.littleEndian),s.setFloat64(216,this.toffset,this.littleEndian),s.setBigInt64(224,BigInt(this.slice_start),this.littleEndian),s.setBigInt64(232,BigInt(this.slice_end),this.littleEndian),a.set(Buffer.from(this.description),240),a.set(Buffer.from(this.aux_file),320),s.setInt32(344,this.qform_code,this.littleEndian),s.setInt32(348,this.sform_code,this.littleEndian),s.setFloat64(352,this.quatern_b,this.littleEndian),s.setFloat64(360,this.quatern_c,this.littleEndian),s.setFloat64(368,this.quatern_d,this.littleEndian),s.setFloat64(376,this.qoffset_x,this.littleEndian),s.setFloat64(384,this.qoffset_y,this.littleEndian),s.setFloat64(392,this.qoffset_z,this.littleEndian);let l=this.affine.flat();for(let o=0;o<12;o++)s.setFloat64(400+8*o,l[o],this.littleEndian);if(s.setInt32(496,this.slice_code,this.littleEndian),s.setInt32(500,this.xyzt_units,this.littleEndian),s.setInt32(504,this.intent_code,this.littleEndian),a.set(Buffer.from(this.intent_name),508),s.setUint8(524,this.dim_info),t){a.set(Uint8Array.from([1,0,0,0]),540);let o=this.getExtensionLocation();for(let f of this.extensions)s.setInt32(o,f.esize,f.littleEndian),s.setInt32(o+4,f.ecode,f.littleEndian),a.set(new Uint8Array(f.edata),o+8),o+=f.esize}else a.set(new Uint8Array(4).fill(0),540);return a.buffer}},At=Pt;E(At,"MAGIC_COOKIE",540),E(At,"MAGIC_NUMBER_LOCATION",4),E(At,"MAGIC_NUMBER",[110,43,50,0,13,10,26,10]),E(At,"MAGIC_NUMBER2",[110,105,50,0,13,10,26,10]);ce.NIFTI2=At});var dn=It(O=>{var en=O&&O.__createBinding||(Object.create?function(i,t,e,n){n===void 0&&(n=e);var r=Object.getOwnPropertyDescriptor(t,e);(!r||("get"in r?!t.__esModule:r.writable||r.configurable))&&(r={enumerable:!0,get:function(){return t[e]}}),Object.defineProperty(i,n,r)}:function(i,t,e,n){n===void 0&&(n=e),i[n]=t[e]}),nn=O&&O.__setModuleDefault||(Object.create?function(i,t){Object.defineProperty(i,"default",{enumerable:!0,value:t})}:function(i,t){i.default=t}),rn=O&&O.__importStar||function(i){if(i&&i.__esModule)return i;var t={};if(i!=null)for(var e in i)e!=="default"&&Object.prototype.hasOwnProperty.call(i,e)&&en(t,i,e);return nn(t,i),t};Object.defineProperty(O,"__esModule",{value:!0});O.readExtensionData=O.readExtension=O.readImage=O.hasExtension=O.readHeader=O.decompress=O.isCompressed=O.isNIFTI=O.isNIFTI2=O.isNIFTI1=O.NIFTIEXTENSION=O.Utils=O.NIFTI2=O.NIFTI1=void 0;var sn=rn(wi()),at=ue(),ct=Be(),Ci=jt(),an=ue();Object.defineProperty(O,"NIFTI1",{enumerable:!0,get:function(){return an.NIFTI1}});var on=Be();Object.defineProperty(O,"NIFTI2",{enumerable:!0,get:function(){return on.NIFTI2}});var ln=jt();Object.defineProperty(O,"Utils",{enumerable:!0,get:function(){return ln.Utils}});var fn=qe();Object.defineProperty(O,"NIFTIEXTENSION",{enumerable:!0,get:function(){return fn.NIFTIEXTENSION}});function Pe(i,t=!1){var e,n,r,a;return i.byteLength<at.NIFTI1.STANDARD_HEADER_SIZE?!1:(e=new DataView(i),e&&(n=e.getUint8(at.NIFTI1.MAGIC_NUMBER_LOCATION)),r=e.getUint8(at.NIFTI1.MAGIC_NUMBER_LOCATION+1),a=e.getUint8(at.NIFTI1.MAGIC_NUMBER_LOCATION+2),t&&n===at.NIFTI1.MAGIC_NUMBER2[0]&&r===at.NIFTI1.MAGIC_NUMBER2[1]&&a===at.NIFTI1.MAGIC_NUMBER2[2]?!0:n===at.NIFTI1.MAGIC_NUMBER[0]&&r===at.NIFTI1.MAGIC_NUMBER[1]&&a===at.NIFTI1.MAGIC_NUMBER[2])}O.isNIFTI1=Pe;function be(i,t=!1){var e,n,r,a;return i.byteLength<at.NIFTI1.STANDARD_HEADER_SIZE?!1:(e=new DataView(i),n=e.getUint8(ct.NIFTI2.MAGIC_NUMBER_LOCATION),r=e.getUint8(ct.NIFTI2.MAGIC_NUMBER_LOCATION+1),a=e.getUint8(ct.NIFTI2.MAGIC_NUMBER_LOCATION+2),t&&n===ct.NIFTI2.MAGIC_NUMBER2[0]&&r===ct.NIFTI2.MAGIC_NUMBER2[1]&&a===ct.NIFTI2.MAGIC_NUMBER2[2]?!0:n===ct.NIFTI2.MAGIC_NUMBER[0]&&r===ct.NIFTI2.MAGIC_NUMBER[1]&&a===ct.NIFTI2.MAGIC_NUMBER[2])}O.isNIFTI2=be;function hn(i,t=!1){return Pe(i,t)||be(i,t)}O.isNIFTI=hn;function Ni(i){var t,e,n;return!!(i&&(t=new DataView(i),e=t.getUint8(0),n=t.getUint8(1),e===Ci.Utils.GUNZIP_MAGIC_COOKIE1||n===Ci.Utils.GUNZIP_MAGIC_COOKIE2))}O.isCompressed=Ni;function Fi(i){return sn.decompressSync(new Uint8Array(i)).buffer}O.decompress=Fi;function un(i,t=!1){var e=null;return Ni(i)&&(i=Fi(i)),Pe(i,t)?e=new at.NIFTI1:be(i,t)&&(e=new ct.NIFTI2),e?e.readHeader(i):console.error("That file does not appear to be NIFTI!"),e}O.readHeader=un;function cn(i){return i.extensionFlag[0]!=0}O.hasExtension=cn;function vn(i,t){var e=i.vox_offset,n=1,r=1;i.dims[4]&&(n=i.dims[4]),i.dims[5]&&(r=i.dims[5]);var a=i.dims[1]*i.dims[2]*i.dims[3]*n*r*(i.numBitsPerVoxel/8);return t.slice(e,e+a)}O.readImage=vn;function gn(i,t){var e=i.getExtensionLocation(),n=i.extensionSize;return t.slice(e,e+n)}O.readExtension=gn;function pn(i,t){var e=i.getExtensionLocation(),n=i.extensionSize;return t.slice(e+8,e+n)}O.readExtensionData=pn});dn();})();

tests/driver-nifti1-5D-small.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/5D_small.nii');
+var buf = fs.readFileSync('./data/5D_small.nii');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@ var nifti1 = null;

tests/driver-nifti1-5D.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/5D_zeros.nii.gz');
+var buf = fs.readFileSync('./data/5D_zeros.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@ var nifti1 = null;

tests/driver-nifti1-big.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/big.nii.gz');
+var buf = fs.readFileSync('./data/big.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@ var nifti1 = null;

tests/driver-nifti1-extension.js

@@ -10,6 +10,6 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
 // var buf = fs.readFileSync('./tests/data/afni.nii.gz');
-var buf = fs.readFileSync('./tests/data/with_extension.nii.gz');
+var buf = fs.readFileSync('./data/with_extension.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -16,0 +16,0 @@ var nifti1 = null;

tests/driver-nifti1-gz.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/avg152T1_LR_nifti.nii.gz');
+var buf = fs.readFileSync('./data/avg152T1_LR_nifti.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@ var nifti1 = null;

tests/driver-nifti1-little.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/little.nii.gz');
+var buf = fs.readFileSync('./data/little.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@ var nifti1 = null;

tests/driver-nifti1-pair.js

@@ -19,7 +19,7 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/air.hdr.gz');
+var buf = fs.readFileSync('./data/air.hdr.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
-var ibuf = fs.readFileSync('./tests/data/air.img.gz');
+var ibuf = fs.readFileSync('./data/air.img.gz');
 var idata = nifti.Utils.toArrayBuffer(ibuf);
@@ -88,3 +88,5 @@
             clone = nifti.readHeader(bytes, true);
-            assert.deepEqual(clone, nifti1);
+            var nifti1Text = JSON.stringify(nifti1);
+            var cloneText = JSON.stringify(clone);
+            assert.equal(cloneText, nifti1Text);
         });
@@ -91,0 +93,0 @@

tests/driver-nifti1.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/avg152T1_LR_nifti.nii');
+var buf = fs.readFileSync('./data/avg152T1_LR_nifti.nii');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -63,5 +63,7 @@ var nifti1 = null;
             clone = nifti.readHeader(bytes);
-            assert.deepEqual(clone, nifti1);
+            var nifti1Text = JSON.stringify(nifti1);
+            var cloneText = JSON.stringify(clone);
+            assert.equal(cloneText, nifti1Text);
         });
     });
 });

tests/driver-nifti2-extension.js

@@ -9,5 +9,5 @@ /*jslint browser: true, node: true */
 
-var nifti = require("../src/nifti.js");
+var nifti = require("../dist/src/nifti.js");
 
-var buf = fs.readFileSync("./tests/data/avg152T1_LR_nifti2.nii.gz");
+var buf = fs.readFileSync("./data/avg152T1_LR_nifti2.nii.gz");
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -14,0 +14,0 @@ var nifti2 = null;

tests/driver-nifti2-gz.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/avg152T1_LR_nifti2.nii.gz');
+var buf = fs.readFileSync('./data/avg152T1_LR_nifti2.nii.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -68,3 +68,5 @@ var nifti2 = null;
             clone = nifti.readHeader(bytes);
-            assert.deepEqual(clone, nifti2);
+            var nifti2Text = JSON.stringify(nifti2);
+            var cloneText = JSON.stringify(clone);
+            assert.equal(cloneText, nifti2Text);
         });
@@ -71,0 +73,0 @@

tests/driver-nifti2-pair.js

@@ -19,7 +19,7 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/air2.hdr.gz');
+var buf = fs.readFileSync('./data/air2.hdr.gz');
 var data = nifti.Utils.toArrayBuffer(buf);
-var ibuf = fs.readFileSync('./tests/data/air2.img.gz');
+var ibuf = fs.readFileSync('./data/air2.img.gz');
 var idata = nifti.Utils.toArrayBuffer(ibuf);
@@ -88,3 +88,5 @@
             clone = nifti.readHeader(bytes, true);
-            assert.deepEqual(clone, nifti2);
+            var nifti2Text = JSON.stringify(nifti2);
+            var cloneText = JSON.stringify(clone);
+            assert.equal(cloneText, nifti2Text);
         });
@@ -91,0 +93,0 @@

tests/driver-not-nifti.js

@@ -10,5 +10,5 @@
 
-var nifti = require('../src/nifti.js');
+var nifti = require('../dist/src/nifti.js');
 
-var buf = fs.readFileSync('./tests/data/not-nifti.nii');
+var buf = fs.readFileSync('./data/not-nifti.nii');
 var data = nifti.Utils.toArrayBuffer(buf);
@@ -15,0 +15,0 @@

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Fixed alerts

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Minified code

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Improved metrics

Total package byte prevSize

3560225

increased by8.5%

Number of package files

121

increased by210.26%

Lines of code

10975

increased by81.05%

Number of low quality alerts

1

decreased by-50%

Worsened metrics

Dev dependency count

9

increased by200%

Number of low supply chain risk alerts

24

increased by33.33%

Number of medium supply chain risk alerts

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No dependency changes