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zigar.image.Any(acc).getField(self, format)

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Chung Leong edited this page Jul 28, 2026 · 2 revisions

Wiki pages Pages 415

Home
A simple tutorial
A simple tutorial ᴾᴴᴾ
Additional examples
Additional examples ᴾᴴᴾ
Allocator (JavaScript interface)
Allocator (PHP interface) ᴾᴴᴾ
Allocator.alloc(len, align = 1)
Allocator.alloc(len, align = 1) ᴾᴴᴾ
Allocator.dupe(arg)
Allocator.dupe(arg) ᴾᴴᴾ
Allocator.free(arg)
Allocator.free(arg) ᴾᴴᴾ
Async functions
Async functions ᴾᴴᴾ
Build process
Build process ᴾᴴᴾ
City Hash ᴾᴴᴾ
Client side SQLite
Client side SQLite with remote file
Compatibility
Compatibility ᴾᴴᴾ
Comptime fields
Comptime fields ᴾᴴᴾ
Configuration
Configuration ᴾᴴᴾ
Cowsay
Creating website backed by a client side database
Cross langauge memory access
Customizing build
Customizing build ᴾᴴᴾ
Deployment
Deployment ᴾᴴᴾ
Directory interface
Donut
Event ‣ log
Event ‣ mkdir
Event ‣ open
Event ‣ readlink
Event ‣ rename
Event ‣ rmdir
Event ‣ stat
Event ‣ symlink
Event ‣ unlink
Event ‣ utimes
Events
File interface
Functions
Functions ᴾᴴᴾ
Getting started
Getting started ᴾᴴᴾ
Hello world
Hello world (Bun)
Hello world (Electron)
Hello world (Node)
Hello world (NW.js)
Hello world (Rollup)
Hello world (Vite)
Hello world (Webpack)
Hello world ᴾᴴᴾ
Home ᴾᴴᴾ
HTTP server
HTTP server (zzz)
Image processing
Image processing (Bun)
Image processing (Electron)
Image processing (Node)
Image processing (NW.js)
Image processing (Rollup)
Image processing (Vite)
Image processing (Webpack)
Image processing ᴾᴴᴾ
Implementation details
Implementation details ᴾᴴᴾ
Importing C header files
Importing C header files ᴾᴴᴾ
Installation
Installation ᴾᴴᴾ
Interface struct ‣ Abort signal
Interface struct ‣ Abort signal ᴾᴴᴾ
Interface struct ‣ Allocator
Interface struct ‣ Allocator ᴾᴴᴾ
Interface struct ‣ Directory
Interface struct ‣ Directory ᴾᴴᴾ
Interface struct ‣ File
Interface struct ‣ File ᴾᴴᴾ
Interface struct ‣ Generator
Interface struct ‣ Generator ᴾᴴᴾ
Interface struct ‣ Iterator
Interface struct ‣ Iterator ᴾᴴᴾ
Interface struct ‣ Promise
Interface struct ‣ Promise ᴾᴴᴾ
Interface structs
Interface structs ᴾᴴᴾ
Introduction
Introduction ᴾᴴᴾ
IO redirection
IO redirection ᴾᴴᴾ
JavaScript to Zig function conversion
Language references
Language references ᴾᴴᴾ
Limitation ‣ No shared memory in Electron
Limitation ‣ Number of concurrent function pointers in WebAssembly
Limitations
Limitations ᴾᴴᴾ
Lua interpreter
Meta type ‣ Clamped array
Meta type ‣ Clamped array ᴾᴴᴾ
Meta type ‣ isArgumentClampedArray(T, arg_index)
Meta type ‣ isArgumentClampedArray(T, arg_index) ᴾᴴᴾ
Meta type ‣ isArgumentPlain(T, arg_index)
Meta type ‣ isArgumentPlain(T, arg_index) ᴾᴴᴾ
Meta type ‣ isArgumentString(T, arg_index)
Meta type ‣ isArgumentString(T, arg_index) ᴾᴴᴾ
Meta type ‣ isArgumentTypedArray(T, arg_index)
Meta type ‣ isArgumentTypedArray(T, arg_index) ᴾᴴᴾ
Meta type ‣ isDeclClampedArray(T, name)
Meta type ‣ isDeclClampedArray(T, name) ᴾᴴᴾ
Meta type ‣ isDeclPlain(T, name)
Meta type ‣ isDeclPlain(T, name) ᴾᴴᴾ
Meta type ‣ isDeclString(T, name)
Meta type ‣ isDeclString(T, name) ᴾᴴᴾ
Meta type ‣ isDeclTypedArray(T, name)
Meta type ‣ isDeclTypedArray(T, name) ᴾᴴᴾ
Meta type ‣ isFieldClampedArray(T, name)
Meta type ‣ isFieldClampedArray(T, name) ᴾᴴᴾ
Meta type ‣ isFieldPlain(T, name)
Meta type ‣ isFieldPlain(T, name) ᴾᴴᴾ
Meta type ‣ isFieldString(T, name)
Meta type ‣ isFieldString(T, name) ᴾᴴᴾ
Meta type ‣ isFieldTypedArray(T, name)
Meta type ‣ isFieldTypedArray(T, name) ᴾᴴᴾ
Meta type ‣ Plain object
Meta type ‣ Plain object ᴾᴴᴾ
Meta type ‣ Text string
Meta type ‣ Text string ᴾᴴᴾ
Meta type ‣ Typed array
Meta type ‣ Typed array ᴾᴴᴾ
Meta types
Meta types ᴾᴴᴾ
Misalignment handling
Modules
Modules ᴾᴴᴾ
Multithreading
Multithreading ᴾᴴᴾ
MySQL
Option ‣ arch ᴾᴴᴾ
Option ‣ build_dir ᴾᴴᴾ
Option ‣ build_dir_size ᴾᴴᴾ
Option ‣ buildDir
Option ‣ buildDirSize
Option ‣ cacheDir
Option ‣ clean
Option ‣ clean ᴾᴴᴾ
Option ‣ embedWASM
Option ‣ eval_branch_quota ᴾᴴᴾ
Option ‣ evalBranchQuota
Option ‣ ignore_build_file ᴾᴴᴾ
Option ‣ ignoreBuildFile
Option ‣ keepNames
Option ‣ maxMemory
Option ‣ module_rel_path ᴾᴴᴾ
Option ‣ modules
Option ‣ multithreaded
Option ‣ multithreaded ᴾᴴᴾ
Option ‣ nodeCompat
Option ‣ omit_functions ᴾᴴᴾ
Option ‣ omit_variables ᴾᴴᴾ
Option ‣ omitFunctions
Option ‣ omitVariables
Option ‣ optimize
Option ‣ optimize ᴾᴴᴾ
Option ‣ optimizeAddon
Option ‣ platform ᴾᴴᴾ
Option ‣ quiet
Option ‣ quiet ᴾᴴᴾ
Option ‣ recompile
Option ‣ recompile ᴾᴴᴾ
Option ‣ sourceFiles
Option ‣ stackSize
Option ‣ stripWASM
Option ‣ targets
Option ‣ topLevelAwait
Option ‣ use_libc ᴾᴴᴾ
Option ‣ use_llvm ᴾᴴᴾ
Option ‣ use_redirection ᴾᴴᴾ
Option ‣ useLibc
Option ‣ useLLVM
Option ‣ usePthreadEmulation
Option ‣ useRedirection
Option ‣ zig_args ᴾᴴᴾ
Option ‣ zig_path ᴾᴴᴾ
Option ‣ zigArgs
Option ‣ zigPath
Patching WebAssembly thread implementation
PHP to Zig function conversion ᴾᴴᴾ
Pthread emulation in WebAssembly
Raylib
Running unit tests
Saving to server over HTTP 2
Searchable website powered by client side SQLite
SHA1 digest
SHA1 digest (Bun)
SHA1 digest (Electron)
SHA1 digest (Node)
SHA1 digest (NW.js)
SHA1 digest (Rollup)
SHA1 digest (Vite)
SHA1 digest (Webpack)
Snprintf
Special exports __zigar
Special exports __zigar ᴾᴴᴾ
Special method ‣ slice(start, end)
Special method ‣ subarray(start, end)
Special method ‣ toJSON()
Special method ‣ valueOf()
Special methods
Special module zigar
Special module zigar ᴾᴴᴾ
Special properties
Special properties ᴾᴴᴾ
Special property ‣ __base64 ᴾᴴᴾ
Special property ‣ __bytes ᴾᴴᴾ
Special property ‣ __clamped_array ᴾᴴᴾ
Special property ‣ __string ᴾᴴᴾ
Special property ‣ __typed_array ᴾᴴᴾ
Special property ‣ __value ᴾᴴᴾ
Special property ‣ base64
Special property ‣ clampedArray
Special property ‣ dataView
Special property ‣ dollar sign
Special property ‣ string
Special property ‣ typedArray
Spinning donut ᴾᴴᴾ
SQLite
SQLite database ᴾᴴᴾ
System object ‣ env
System object ‣ env ᴾᴴᴾ
System object ‣ wasi
System objects
System objects ᴾᴴᴾ
Tarball server
Tarball viewer
Top level functions ᴾᴴᴾ
Troubleshooting
Troubleshooting Electron install packages
Troubleshooting ᴾᴴᴾ
Type ‣ Array
Type ‣ Array ᴾᴴᴾ
Type ‣ Bool
Type ‣ Bool ᴾᴴᴾ
Type ‣ Comptime float
Type ‣ Comptime float ᴾᴴᴾ
Type ‣ Comptime int
Type ‣ Comptime int ᴾᴴᴾ
Type ‣ Enum
Type ‣ Enum literal
Type ‣ Enum literal ᴾᴴᴾ
Type ‣ Enum ᴾᴴᴾ
Type ‣ Error set
Type ‣ Error set ᴾᴴᴾ
Type ‣ Error union
Type ‣ Error union ᴾᴴᴾ
Type ‣ Float
Type ‣ Float ᴾᴴᴾ
Type ‣ Int
Type ‣ Int ᴾᴴᴾ
Type ‣ No return
Type ‣ No return ᴾᴴᴾ
Type ‣ Null
Type ‣ Null ᴾᴴᴾ
Type ‣ Opaque
Type ‣ Opaque ᴾᴴᴾ
Type ‣ Optional
Type ‣ Optional ᴾᴴᴾ
Type ‣ Pointer
Type ‣ Pointer ᴾᴴᴾ
Type ‣ Struct
Type ‣ Struct ᴾᴴᴾ
Type ‣ Tuple
Type ‣ Tuple ᴾᴴᴾ
Type ‣ Type
Type ‣ Type ᴾᴴᴾ
Type ‣ Undefined
Type ‣ Undefined ᴾᴴᴾ
Type ‣ Union
Type ‣ Union ᴾᴴᴾ
Type ‣ Vector
Type ‣ Vector ᴾᴴᴾ
Type ‣ Void
Type ‣ Void ᴾᴴᴾ
Types
Types ᴾᴴᴾ
Variables
Variables ᴾᴴᴾ
Virtual file system
Virtual file system ᴾᴴᴾ
Zig data structures in JavaScript
Zig data structures in PHP ᴾᴴᴾ
zigar.function
zigar.function ᴾᴴᴾ
zigar.function.AbortSignal
zigar.function.AbortSignal ᴾᴴᴾ
zigar.function.AbortSignal.off(self)
zigar.function.AbortSignal.off(self) ᴾᴴᴾ
zigar.function.AbortSignal.on(self)
zigar.function.AbortSignal.on(self) ᴾᴴᴾ
zigar.function.Generator(T, allocating)
zigar.function.Generator(T, allocating) ᴾᴴᴾ
zigar.function.Generator(T, allocating).any(self)
zigar.function.Generator(T, allocating).any(self) ᴾᴴᴾ
zigar.function.Generator(T, allocating).end(self)
zigar.function.Generator(T, allocating).end(self) ᴾᴴᴾ
zigar.function.Generator(T, allocating).init(ptr, cb)
zigar.function.Generator(T, allocating).init(ptr, cb) ᴾᴴᴾ
zigar.function.Generator(T, allocating).pipe(self, iterator)
zigar.function.Generator(T, allocating).pipe(self, iterator) ᴾᴴᴾ
zigar.function.Generator(T, allocating).yield(self, value)
zigar.function.Generator(T, allocating).yield(self, value) ᴾᴴᴾ
zigar.function.GeneratorArgOf(function)
zigar.function.GeneratorArgOf(function) ᴾᴴᴾ
zigar.function.GeneratorOf(function)
zigar.function.GeneratorOf(function) ᴾᴴᴾ
zigar.function.Promise(T)
zigar.function.Promise(T) ᴾᴴᴾ
zigar.function.Promise(T).any(self)
zigar.function.Promise(T).any(self) ᴾᴴᴾ
zigar.function.Promise(T).init(ptr, cb)
zigar.function.Promise(T).init(ptr, cb) ᴾᴴᴾ
zigar.function.Promise(T).partition(self, allocator, count)
zigar.function.Promise(T).partition(self, allocator, count) ᴾᴴᴾ
zigar.function.Promise(T).resolve(self, value)
zigar.function.Promise(T).resolve(self, value) ᴾᴴᴾ
zigar.function.PromiseArgOf(function)
zigar.function.PromiseArgOf(function) ᴾᴴᴾ
zigar.function.PromiseOf(function)
zigar.function.PromiseOf(function) ᴾᴴᴾ
zigar.function.release(fn_ptr)
zigar.function.release(fn_ptr) ᴾᴴᴾ
zigar.image
zigar.image ᴾᴴᴾ
zigar.image.Access
zigar.image.Access ᴾᴴᴾ
zigar.image.Any(acc)
zigar.image.Any(acc) ᴾᴴᴾ
zigar.image.Any(acc).getField(self, format)
zigar.image.Any(acc).getField(self, format) ᴾᴴᴾ
zigar.image.Format
zigar.image.Format ᴾᴴᴾ
zigar.image.Format.Type(self, acc)
zigar.image.Format.Type(self, acc) ᴾᴴᴾ
zigar.image.formats
zigar.image.formats ᴾᴴᴾ
zigar.image.GdImage(acc) ᴾᴴᴾ
zigar.image.GdImage(acc).getHeight(self) ᴾᴴᴾ
zigar.image.GdImage(acc).getHeightAsFloat(self) ᴾᴴᴾ
zigar.image.GdImage(acc).getPixel(self, T, x, y) ᴾᴴᴾ
zigar.image.GdImage(acc).getWidth(self) ᴾᴴᴾ
zigar.image.GdImage(acc).getWidthAsFloat(self) ᴾᴴᴾ
zigar.image.GdImage(acc).sampleLinear(self, T, coord) ᴾᴴᴾ
zigar.image.GdImage(acc).sampleNearest(self, T, coord) ᴾᴴᴾ
zigar.image.GdImage(acc).setPixel(self, T, x, y, pixel) ᴾᴴᴾ
zigar.image.PixelFormat
zigar.image.WebImage(acc, format)
zigar.image.WebImage(acc, format).getHeight(self)
zigar.image.WebImage(acc, format).getHeightAsFloat(self)
zigar.image.WebImage(acc, format).getPixel(self, T, x, y)
zigar.image.WebImage(acc, format).getWidth(self)
zigar.image.WebImage(acc, format).getWidthAsFloat(self)
zigar.image.WebImage(acc, format).sampleLinear(self, T, coord)
zigar.image.WebImage(acc, format).sampleNearest(self, T, coord)
zigar.image.WebImage(acc, format).setPixel(self, T, x, y, pixel)
zigar.io
zigar.io ᴾᴴᴾ
zigar.io.redirect(fn_ptr)
zigar.io.redirect(fn_ptr) ᴾᴴᴾ
zigar.thread
zigar.thread ᴾᴴᴾ
zigar.thread.end()
zigar.thread.end() ᴾᴴᴾ
zigar.thread.use()
zigar.thread.use() ᴾᴴᴾ
zigar.thread.WorkQueue(ns)
zigar.thread.WorkQueue(ns) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).Asyncified(T)
zigar.thread.WorkQueue(ns).Asyncified(T) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).asyncify(self, func)
zigar.thread.WorkQueue(ns).asyncify(self, func) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).clear(self)
zigar.thread.WorkQueue(ns).clear(self) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).deinitAsync(self, promise)
zigar.thread.WorkQueue(ns).deinitAsync(self, promise) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).init(self, options)
zigar.thread.WorkQueue(ns).init(self, options) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).Options
zigar.thread.WorkQueue(ns).Options ᴾᴴᴾ
zigar.thread.WorkQueue(ns).Promisified(func)
zigar.thread.WorkQueue(ns).Promisified(func) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).promisify(self, func)
zigar.thread.WorkQueue(ns).promisify(self, func) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).push(self, func, args, dest)
zigar.thread.WorkQueue(ns).push(self, func, args, dest) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).ThreadEndParams
zigar.thread.WorkQueue(ns).ThreadEndParams ᴾᴴᴾ
zigar.thread.WorkQueue(ns).ThreadStartError
zigar.thread.WorkQueue(ns).ThreadStartError ᴾᴴᴾ
zigar.thread.WorkQueue(ns).ThreadStartParams
zigar.thread.WorkQueue(ns).ThreadStartParams ᴾᴴᴾ
zigar.thread.WorkQueue(ns).wait(self)
zigar.thread.WorkQueue(ns).wait(self) ᴾᴴᴾ
zigar.thread.WorkQueue(ns).waitAsync(self, promise)
zigar.thread.WorkQueue(ns).waitAsync(self, promise) ᴾᴴᴾ
zigar_compile(src_path, mod_path = null, params = null) ᴾᴴᴾ
zigar_import(path, callback = null, params = null) ᴾᴴᴾ
zigar_use(path, params = null) ᴾᴴᴾ

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