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no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list Reply-To: mailing list for ConTeXt users Subject: [NTG-context] Re: tiffs: autoconversion via graphicsmagick produces invalid pdfs List-Id: mailing list for ConTeXt users Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: multipart/mixed; boundary="===============7891286913189464677==" --===============7891286913189464677== Content-Language: de-DE Content-Type: multipart/alternative; boundary="_000_ZRAP278MB0495FB7E1702490104A7C7BA83F1AZRAP278MB0495CHEP_" --_000_ZRAP278MB0495FB7E1702490104A7C7BA83F1AZRAP278MB0495CHEP_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Sorry, that was too quick... Hi, currently, ConTeXt can't use tiffs directly, but it uses Graphicsmagick to = convert tiffs to pdf on the fly. However, as it seems, graphicsmagick is pr= oducing invalid pdfs. For every included tiff I have something like this in the log: luatex warning > pdfe: invalid 11 0 R object at offset 573751 luatex warning > pdfe: invalid 11 0 R object at offset 629127 The offsets are different, but it's always this . This bug has been known for quite some time, but it apparently hasn't been = fixed yet: https://sourceforge.net/p/graphicsmagick/bugs/513/ Converting the tiffs to jpeg circumvents the problem. Would it be an option= to convert tiffs to jpegs instead of to pdf? (Is that already possible?) Best, Denis Von: denis.maier@unibe.ch Gesendet: Dienstag, 12. September 2023 17:03 An: ntg-context@ntg.nl Betreff: [NTG-context] tiffs: autoconversion via graphicsmagick produces in= valid pdfs Hi, currently, ConTeXt can't use tiffs directly, but it uses --_000_ZRAP278MB0495FB7E1702490104A7C7BA83F1AZRAP278MB0495CHEP_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Sorry, that was too quick…

 

Hi,

 

currently, ConTeXt can’t = use tiffs directly, but it uses Graphicsmagick to convert tiffs to pdf on t= he fly. However, as it seems, graphicsmagick is producing invalid pdfs.

 

For every included tiff I have = something like this in the log:

luatex warning  > pdfe:= invalid 11 0 R object at offset 573751

luatex warning  > pdfe:= invalid 11 0 R object at offset 629127

 

The offsets are different, but = it’s always this «invalid 11 0 R object».

 

This bug has been known for qui= te some time, but it apparently hasn’t been fixed yet: https://sourceforge.net/p/graphicsmagick/bugs/513/

 

Converting the tiffs to jpeg ci= rcumvents the problem. Would it be an option to convert tiffs to jpegs instead of to pdf? (= Is that already possible?)

 

Best,

Denis

 

 

 

Von: denis.maier@unibe.ch <denis.maie= r@unibe.ch>
Gesendet: Dienstag, 12. September 2023 17:03
An: ntg-context@ntg.nl
Betreff: [NTG-context] tiffs: autoconversion via graphicsmagick prod= uces invalid pdfs

 

Hi,

 

currently, ConTeXt can’t = use tiffs directly, but it uses

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