Struct CrxImage

pub struct CrxImage {
    header: Header,
    color_type: ImageColorType,
    data: Vec<u8>,
    compress_level: u32,
    keep_original_bpp: bool,
    zstd: bool,
    zstd_compression_level: i32,
    row_type: CircusCrxMode,
    canvas: bool,
}

Available on crate features circus and circus-img only.

Circus CRX Image

Fields

header: Header

color_type: ImageColorType

data: Vec<u8>

compress_level: u32

keep_original_bpp: bool

zstd: bool

zstd_compression_level: i32

row_type: CircusCrxMode

canvas: bool

Implementations

impl CrxImage

pub fn new<T: Read + Seek>(data: T, config: &ExtraConfig) -> Result<Self>

Creates a new CrxImage from the given data and configuration.

• data - The reader to read the CRX image from.
• config - Extra configuration options.

pub fn with_canvas(self, canvas: bool) -> Self

Whether to draw image on canvas if canvas’s width and height are specified in image.

pub fn draw_diff(&self, diff: &Self) -> Result<ImageData>

Draws another image on this image.

Returns a new ImageData with the combined image.

fn decode_row0( dst: &mut Vec<u8>, dst_p: usize, src: &[u8], src_p: usize, width: u16, pixel_size: u8, ) -> Result<usize>

fn decode_row1( dst: &mut Vec<u8>, dst_p: usize, src: &[u8], src_p: usize, width: u16, pixel_size: u8, prev_row_p: usize, ) -> Result<usize>

fn decode_row2( dst: &mut Vec<u8>, dst_p: usize, src: &[u8], src_p: usize, width: u16, pixel_size: u8, prev_row_p: usize, ) -> Result<usize>

fn decode_row3( dst: &mut Vec<u8>, dst_p: usize, src: &[u8], src_p: usize, width: u16, pixel_size: u8, prev_row_p: usize, ) -> Result<usize>

fn decode_row4( dst: &mut Vec<u8>, dst_p: usize, src: &[u8], src_p: usize, width: u16, pixel_size: u8, ) -> Result<usize>

fn decode_image( dst: &mut Vec<u8>, src: &[u8], width: u16, height: u16, pixel_size: u8, encode_type: &mut Vec<u8>, ) -> Result<()>

fn encode_row0( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, )

fn encode_row1( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, )

fn encode_row2( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, )

fn encode_row3( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, )

fn encode_row4( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, )

fn encode_row_best( dst: &mut Vec<u8>, src: &[u8], width: u16, pixel_size: u8, y: u16, ) -> Result<()>

fn encode_image_best( src: &[u8], width: u16, height: u16, pixel_size: u8, ) -> Result<Vec<u8>>

fn encode_image_fixed( src: &[u8], width: u16, height: u16, pixel_size: u8, row_type: u8, ) -> Result<Vec<u8>>

fn encode_image_origin( src: &[u8], width: u16, height: u16, pixel_size: u8, row_type: &[u8], ) -> Result<Vec<u8>>

pub fn create_image<T: Write + Seek>( data: ImageData, writer: T, config: &ExtraConfig, ) -> Result<()>

Creates a CRX image file from the given image data and writes it to the specified writer.

• data - The input image data.
• writer - The writer to write the CRX image to.
• config - Extra configuration options.

Trait Implementations

impl Debug for CrxImage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Script for CrxImage

fn default_output_script_type(&self) -> OutputScriptType

Returns the default output script type for this script.

fn default_format_type(&self) -> FormatOptions

Returns the default format options for this script.

fn is_image(&self) -> bool

Available on crate feature image only.

Returns true if this script type is an image.

fn export_image(&self) -> Result<ImageData>

Available on crate feature image only.

Exports the image data from this script.

fn import_image<'a>( &'a self, data: ImageData, file: Box<dyn WriteSeek + 'a>, ) -> Result<()>

Available on crate feature image only.

Imports an image into this script.

fn is_output_supported(&self, output: OutputScriptType) -> bool

Checks if the given output script type is supported by this script.

fn custom_output_extension<'a>(&'a self) -> &'a str

Returns the output extension for this script when exporting with custom output.

fn extract_messages(&self) -> Result<Vec<Message>>

Extract messages from this script.

fn import_messages<'a>( &'a self, _messages: Vec<Message>, _file: Box<dyn WriteSeek + 'a>, _filename: &str, _encoding: Encoding, _replacement: Option<&'a ReplacementTable>, ) -> Result<()>

Import messages into this script.

fn import_messages_filename( &self, messages: Vec<Message>, filename: &str, encoding: Encoding, replacement: Option<&ReplacementTable>, ) -> Result<()>

Import messages into this script.

fn custom_export(&self, _filename: &Path, _encoding: Encoding) -> Result<()>

Exports data from this script.

fn custom_import<'a>( &'a self, _custom_filename: &'a str, _file: Box<dyn WriteSeek + 'a>, _encoding: Encoding, _output_encoding: Encoding, ) -> Result<()>

Imports data into this script.

fn custom_import_filename( &self, custom_filename: &str, filename: &str, encoding: Encoding, output_encoding: Encoding, ) -> Result<()>

Imports data into this script.

fn is_archive(&self) -> bool

Returns true if this script is an archive.

fn iter_archive_filename<'a>( &'a self, ) -> Result<Box<dyn Iterator<Item = Result<String>> + 'a>>

Returns an iterator over archive filenames.

fn iter_archive_offset<'a>( &'a self, ) -> Result<Box<dyn Iterator<Item = Result<u64>> + 'a>>

Returns an iterator over archive offsets.

fn open_file<'a>( &'a self, _index: usize, ) -> Result<Box<dyn ArchiveContent + 'a>>

Opens a file in the archive by its index.

fn open_file_by_name<'a>( &'a self, name: &str, ignore_case: bool, ) -> Result<Box<dyn ArchiveContent + 'a>>

Opens a file in the archive by its name.

fn open_file_by_offset<'a>( &'a self, offset: u64, ) -> Result<Box<dyn ArchiveContent + 'a>>

Opens a file in the archive by its offset.

fn archive_output_ext<'a>(&'a self) -> Option<&'a str>

Returns output extension for archive output folder.

fn import_image_filename(&self, data: ImageData, filename: &str) -> Result<()>

Available on crate feature image only.

Imports an image into this script.

fn is_multi_image(&self) -> bool

Available on crate feature image only.

Returns true if this script is contains multiple images.

fn export_multi_image<'a>( &'a self, ) -> Result<Box<dyn Iterator<Item = Result<ImageDataWithName>> + 'a>>

Available on crate feature image only.

Exports multiple images from this script.

fn import_multi_image<'a>( &'a self, _data: Vec<ImageDataWithName>, _file: Box<dyn WriteSeek + 'a>, ) -> Result<()>

Available on crate feature image only.

Imports multiple images into this script.

fn import_multi_image_filename( &self, data: Vec<ImageDataWithName>, filename: &str, ) -> Result<()>

Available on crate feature image only.

Imports multiple images into this script.

fn extra_info<'a>(&'a self) -> Option<Box<dyn AnyDebug + 'a>>

Returns the extra information for this script.