Real easy to google for. Search on jpegRepresentation. Sent from my iPhone
> On Jan 15, 2019, at 4:35 PM, Bruce Stephens <[email protected]> wrote: > > Any chance to see those few lines of code for NSimage ImageIO to jpeg? > Thanks. Bruce. > >> On 16 Jan 2019, at 7:00 am, [email protected] wrote: >> >> Send Cocoa-dev mailing list submissions to >> [email protected] >> >> To subscribe or unsubscribe via the World Wide Web, visit >> https://lists.apple.com/mailman/listinfo/cocoa-dev >> or, via email, send a message with subject or body 'help' to >> [email protected] >> >> You can reach the person managing the list at >> [email protected] >> >> When replying, please edit your Subject line so it is more specific >> than "Re: Contents of Cocoa-dev digest..." >> >> >> Today's Topics: >> >> 1. NSImage to JPEG file? (Carl Hoefs) >> 2. Re: NSImage to JPEG file? (Vince DeMarco) >> 3. Re: NSImage to JPEG file? (Carl Hoefs) >> 4. Re: NSImage to JPEG file? (Alex Zavatone) >> >> >> ---------------------------------------------------------------------- >> >> Message: 1 >> Date: Mon, 14 Jan 2019 13:17:41 -0700 >> From: Carl Hoefs <[email protected]> >> To: Cocoa Developers <[email protected]> >> Subject: NSImage to JPEG file? >> Message-ID: >> <[email protected]> >> Content-Type: text/plain; CHARSET=US-ASCII >> >> I have a background macOS daemon process (aka Foundation-based "command line >> tool") that needs to write out a JPEG file to local disk. The image resides >> in an NSImage object (or alternatively, an NSData of raw RGB image data). >> >> Short of resorting to something like libjpeg, what is the ObjC way to do >> this? >> >> -Carl >> >> >> >> ------------------------------ >> >> Message: 2 >> Date: Mon, 14 Jan 2019 12:26:08 -0800 >> From: Vince DeMarco <[email protected]> >> To: Carl Hoefs <[email protected]> >> Cc: Cocoa Developers <[email protected]> >> Subject: Re: NSImage to JPEG file? >> Message-ID: <[email protected]> >> Content-Type: text/plain; CHARSET=US-ASCII >> >> Use ImageIO. >> >> create a CGImageDestinationRef and add the CGImage to it. >> >> Vince >> >> >> >>> On Jan 14, 2019, at 12:17 PM, Carl Hoefs <[email protected]> >>> wrote: >>> >>> I have a background macOS daemon process (aka Foundation-based "command >>> line tool") that needs to write out a JPEG file to local disk. The image >>> resides in an NSImage object (or alternatively, an NSData of raw RGB image >>> data). >>> >>> Short of resorting to something like libjpeg, what is the ObjC way to do >>> this? >>> >>> -Carl >>> >>> _______________________________________________ >>> >>> Cocoa-dev mailing list ([email protected]) >>> >>> Please do not post admin requests or moderator comments to the list. >>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>> >>> Help/Unsubscribe/Update your Subscription: >>> https://lists.apple.com/mailman/options/cocoa-dev/demarco%40apple.com >>> >>> This email sent to [email protected] >> >> >> >> ------------------------------ >> >> Message: 3 >> Date: Mon, 14 Jan 2019 14:48:15 -0700 >> From: Carl Hoefs <[email protected]> >> To: Vince DeMarco <[email protected]> >> Cc: Cocoa Developers <[email protected]> >> Subject: Re: NSImage to JPEG file? >> Message-ID: >> <[email protected]> >> Content-Type: text/plain; CHARSET=US-ASCII >> >> Got it working! >> Thanks, that's the tip I needed. >> -Carl >> >> >>> On Jan 14, 2019, at 1:26 PM, Vince DeMarco <[email protected]> wrote: >>> >>> Use ImageIO. >>> >>> create a CGImageDestinationRef and add the CGImage to it. >>> >>> Vince >>> >>> >>> >>>> On Jan 14, 2019, at 12:17 PM, Carl Hoefs <[email protected]> >>>> wrote: >>>> >>>> I have a background macOS daemon process (aka Foundation-based "command >>>> line tool") that needs to write out a JPEG file to local disk. The image >>>> resides in an NSImage object (or alternatively, an NSData of raw RGB image >>>> data). >>>> >>>> Short of resorting to something like libjpeg, what is the ObjC way to do >>>> this? >>>> >>>> -Carl >>>> >>>> _______________________________________________ >>>> >>>> Cocoa-dev mailing list ([email protected]) >>>> >>>> Please do not post admin requests or moderator comments to the list. >>>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>>> >>>> Help/Unsubscribe/Update your Subscription: >>>> https://lists.apple.com/mailman/options/cocoa-dev/demarco%40apple.com >>>> >>>> This email sent to [email protected] >>> >> >> >> >> ------------------------------ >> >> Message: 4 >> Date: Mon, 14 Jan 2019 16:06:54 -0600 >> From: Alex Zavatone <[email protected]> >> To: Carl Hoefs <[email protected]> >> Cc: Cocoa Developers <[email protected]> >> Subject: Re: NSImage to JPEG file? >> Message-ID: <[email protected]> >> Content-Type: text/plain; CHARSET=US-ASCII >> >> I will send you something. >> >> Sent from my iPhone >> >>> On Jan 14, 2019, at 2:17 PM, Carl Hoefs <[email protected]> >>> wrote: >>> >>> I have a background macOS daemon process (aka Foundation-based "command >>> line tool") that needs to write out a JPEG file to local disk. The image >>> resides in an NSImage object (or alternatively, an NSData of raw RGB image >>> data). >>> >>> Short of resorting to something like libjpeg, what is the ObjC way to do >>> this? >>> >>> -Carl >>> >>> _______________________________________________ >>> >>> Cocoa-dev mailing list ([email protected]) >>> >>> Please do not post admin requests or moderator comments to the list. >>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>> >>> Help/Unsubscribe/Update your Subscription: >>> https://lists.apple.com/mailman/options/cocoa-dev/zav%40mac.com >>> >>> This email sent to [email protected] >> >> >> >> ------------------------------ >> >> Subject: Digest Footer >> >> _______________________________________________ >> >> Cocoa-dev mailing list ([email protected]) >> >> Do not post admin requests or moderator comments to the list. >> Contact the moderators at cocoa-dev-admins (at) lists.apple.com >> >> https://lists.apple.com/mailman/listinfo/cocoa-dev >> >> >> ------------------------------ >> >> End of Cocoa-dev Digest, Vol 16, Issue 1 >> **************************************** > _______________________________________________ > > Cocoa-dev mailing list ([email protected]) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/zav%40mac.com > > This email sent to [email protected] _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
