Platforms to show: All Mac Windows Linux Cross-Platform

PictureToPNGStringMBS(pic as picture, gamma as single = 0.0) as string

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method PNG MBS Images Plugin 6.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Saves a picture to a PNG string.

If the picture has no mask, no alpha channel is written to the file.
Returns "" on any error.

The gamma parameter defines what gamma correction is applied:
positive value: use the value as the gamma correction
zero: use default value (or value saved in file itself)
negative value: do not correct gamma

See also:

Some examples using this global method:

Some FAQ entries about this method:

PictureToPNGStringMBS(pic as picture, gamma as single, Interlace as Boolean, FilterType as Integer) as string

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method PNG MBS Images Plugin 8.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Saves a palette based RGB picture as a PNG file.

If the picture has no mask, no alpha channel is written to the file.
Colors must be an array with 256 values defining the palette.

Returns true on success and false on failure.

The gamma parameter defines what gamma correction is applied:
positive value: use the value as the gamma correction
zero: use default value (or value saved in file itself)
negative value: do not correct gamma

If Interlace is true the Adam7 interlacing is used.
FilterType specifies the filter:

const PNG_NO_FILTERS= 0
const PNG_FILTER_NONE= 8
const PNG_FILTER_SUB= 16
const PNG_FILTER_UP= 32
const PNG_FILTER_AVG= 64
const PNG_FILTER_PAETH= 128
const PNG_FILTER_ALL= 248

See also:

Some examples using this global method:

Some FAQ entries about this method:

PictureToPNGStringMBS(pic as picture, mask as picture, gamma as single = 0.0) as string

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method PNG MBS Images Plugin 6.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Saves a picture to a PNG string.

Returns "" on any error.

It uses the mask passed. If nil, no alpha channel is written to the file.
The mask from the picture is ignored.

The gamma parameter defines what gamma correction is applied:
positive value: use the value as the gamma correction
zero: use default value (or value saved in file itself)
negative value: do not correct gamma

See also:

Some examples using this global method:

Some FAQ entries about this method:

PictureToPNGStringMBS(pic as picture, mask as picture, gamma as single, Interlace as Boolean, FilterType as Integer) as string

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method PNG MBS Images Plugin 6.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Saves a picture to a PNG string.

Returns "" on any error.

It uses the mask passed. If nil, no alpha channel is written to the file.
The mask from the picture is ignored.

The gamma parameter defines what gamma correction is applied:
positive value: use the value as the gamma correction
zero: use default value (or value saved in file itself)
negative value: do not correct gamma

If Interlace is true the Adam7 interlacing is used.
FilterType specifies the filter:

const PNG_NO_FILTERS= 0
const PNG_FILTER_NONE= 8
const PNG_FILTER_SUB= 16
const PNG_FILTER_UP= 32
const PNG_FILTER_AVG= 64
const PNG_FILTER_PAETH= 128
const PNG_FILTER_ALL= 248

See also:

Some examples using this global method:

Some FAQ entries about this method:

Blog Entries

The items on this page are in the following plugins: MBS Images Plugin.


The biggest plugin in space...