[pdf-devel] DCT dec filter progress

2008-12-19 Thread ych
Hi, I'm almost done with the basic jpeg decode filter. But still cannot handle some special jpeg file that seems need special care, the test files released with libjpeg which names like "testimgp.jpg" or "testprog.jpg".Souds like progress decompress needed, I'll study it later. I know we add test

[pdf-devel] resize the buffer

2008-12-15 Thread ych
Hi, I need a method of resize the buffer when caching data, so I think there should be such a method of pdf_stm_buffer_t. Thanks! Yang

[pdf-devel] DCT filter: suspending or buffering

2008-12-15 Thread ych
Hi, Normally, the data feeding to libjpeg decompressing is done in a callback function (in which way I think pdf might take...). That means there is no chance to return a ENINPUT to outer loop to get more input data so we need a internal buffer to cache all compressed data and put them into libjpe

Re: [pdf-devel] Re: build

2008-12-08 Thread ych
Thank you all. I went through the autotools and I have the basic knowledge now. I'll try to use this AC_CHECK_LIB macro. On Sun, 2008-12-07 at 19:37 +0100, [EMAIL PROTECTED] wrote: > I found the script for checking libgcrypt in configure file. So we >should use the same way for libjpeg , rig

[pdf-devel] Re: build

2008-12-07 Thread ych
I found the script for checking libgcrypt in configure file. So we should use the same way for libjpeg , right? It seems no reason for another way... I'll modify the configure file to check jpeg lib just like libgcrypt. I appreciate any help from you. Yang On Sun, 2008-12-07 at 21:26 +0800

[pdf-devel] build

2008-12-07 Thread ych
Hi, I don't know where and how to add the link option to libjpeg, I'm still learning the tools we use.Could someone give me some hint? I'm trying to get clear about the building process. I developed on windows visual studio before, so...Sorry for that. Thanks! Yang