pbimage

pbimage

Conversion de type d'image, échelle, modification de PowerBuilder

Plus d'informations: PBNI-RS

• Construire

cargo build --release
# Copy target i 686 -pc-windows-msvc r elease p bimage . dll file to the pb project directory

Conversion

BMP, JPEG, GIF, PNG, ICO, TIFF, WebP

• Déposer

 nrs_tp_image nimage
nimage = create nrs_tp_image
if nimage.open( "pic.jpg" ) then
    //Convert jpg images to png format,save to file ;
    nimage.save( "pic.png" )
end if

• Goutte

 blob bimg
nrs_tp_image nimage
nimage = create nrs_tp_image
if nimage.open( "pic.jpg" ) then
    //Convert jpg images to png format,data to blob ;
    bimg = nimage.as_bytes( enum .IMAGEFORMAT_PNG))
end if

Éclatement

• Vignette

 nrs_tp_image nimage
nimage = create nrs_tp_image
if nimage.open( "pic.jpg" ) then
    //Generate 200 * 200 thumbnail and convert to png
    nimage.thumbnail( 200 , 200 ).save( "pic.png" )
end if

• Redimensionner

 nrs_tp_image nimage
nimage = create nrs_tp_image
if nimage.open( "pic.jpg" ) then
    //Resize to 200 * 200 with FILTERTYPE_NEAREST and convert to png
    nimage.resize( 200 , 200 , enum .FILTERTYPE_NEAREST).save( "pic.png" )
end if

Modifier

Nom de la fonction	Description
fonction publique Ulong Height ()	hauteur
fonction publique Ulong Width ()	largeur
Fonction publique NRS_TP_IMAGE GRAYSCALE ()	niveaux de gris
sous-programme public invert ()	inverser
Fonction publique NRS_TP_IMAGE BLUR (Readonly Real Sigma)	se brouiller
Fonction publique NRS_TP_IMAGE UNSHARPEN (ReadOnly Real Sigma, Readonly Long Threshold)	non-sharpen
Fonction publique NRS_TP_IMAGE ADGL_CONTRAST (ReadOnly Real C)	ajustement_contraste
Fonction publique NRS_TP_IMAGE BURGEN (Readonly Long V)	éclairer
Fonction publique NRS_TP_IMAGE Huerotate (Readonly Long V)	huerotate
fonction publique nrs_tp_image flipv ()	flipv
fonction publique nrs_tp_image fliph ()	fliph
fonction publique nrs_tp_image rotate90 ()	rotation90
fonction publique nrs_tp_image rotate180 ()	rotation180
fonction publique nrs_tp_image rotate270 ()	rotation270

Style de chaînage

 nrs_tp_image nimage
nimage = create nrs_tp_image
if nimage.open( "pic.jpg" ) then
    //Chaining Style
    nimage.thumbnail( 200 , 200 ).grayscale().blur( 2 . 0 ).flipv().save( "pic.png" )
end if

Plus...

 public function nrs_tp_image resize( readonly ulong nwidth, readonly ulong nheight, readonly uint filtertype)
public function nrs_tp_image resize_exact( readonly ulong nwidth, readonly ulong nheight, readonly uint filtertype)
public function nrs_tp_image resize_to_fill( readonly ulong nwidth, readonly ulong nheight, readonly uint filtertype)
public function nrs_tp_image thumbnail( readonly ulong nwidth, readonly ulong nheight)
public function nrs_tp_image thumbnail_exact( readonly ulong nwidth, readonly ulong nheight)
public function uint color()