I found out the difference between corrupted file and good file in metadata is StripOffsets. Maybe this can shed some lights on this issue.
Corrupted JPEG-in-TIFF: ImageWidth (1 Short): 512 ImageLength (1 Short): 512 BitsPerSample (3 Short): 8, 8, 8 Compression (1 Short): JPEG Technote #2 Photometric (1 Short): RGB StripOffsets (16 Long): 1281, 5665, 10846, 16765, 23175, 29579,... Orientation (1 Short): TopLeft SamplesPerPixel (1 Short): 3 RowsPerStrip (1 Short): 32 StripByteCounts (16 Long): 4384, 5181, 5919, 6410, 6404, 7070, 6982,... PlanarConfig (1 Short): Contig XPosition (1 Rational): 0 YPosition (1 Rational): 0 DateTime (20 ASCII): 2015:08:27 14:31:22 SampleFormat (3 Short): 1, 1, 1 JpegTables (289 Undefined): 700 (899 Byte): 60, 63, 120, 112, 97, 99, 107, 101, 116, 32,... 34665 (1 IFD): 172230 GOOD JPEG-in-TIFF: ImageWidth (1 Short): 512 ImageLength (1 Short): 512 BitsPerSample (3 Short): 8, 8, 8 Compression (1 Short): JPEG Technote #2 Photometric (1 Short): RGB StripOffsets (16 Long): 1583, 5967, 11148, 17067, 23477, 29881,... Orientation (1 Short): TopLeft SamplesPerPixel (1 Short): 3 RowsPerStrip (1 Short): 32 StripByteCounts (16 Long): 4384, 5181, 5919, 6410, 6404, 7070, 6982,... PlanarConfig (1 Short): Contig XPosition (1 Rational): 0 YPosition (1 Rational): 0 DateTime (20 ASCII): 2015:08:27 11:28:45 SampleFormat (3 Short): 1, 1, 1 JpegTables (289 Undefined): 700 (899 Byte): 60, 63, 120, 112, 97, 99, 107, 101, 116, 32,... 34665 (1 IFD): 173740 2015-08-26 15:29 GMT-05:00 Yang Yang <[email protected]>: > I tried, but no luck :( > > > > 2015-08-26 11:22 GMT-05:00 Thiago Ize <[email protected]>: > >> Shot in the dark: If it's a race condition that's causing it to crash, >> would: >> OIIO::attribute ("threads", 1); >> perhaps help? >> >> On Wed, Aug 26, 2015 at 10:17 AM, Yang Yang <[email protected]> wrote: >> >>> Hi Larray, >>> >>> I attached a file that generated during debug process. The file can be >>> load correctly in IrfanView. >>> OpenImageIO indeed calls jpeg encoder to generate it. But I cannot >>> generate it without setting break point in Visual studio. >>> >>> I found the following link information about Jpeg in TIFF: >>> http://www.remotesensing.org/libtiff/TIFFTechNote2.html >>> >>> This link give a use case for JPEG in TIFF: >>> http://iipimage.sourceforge.net/documentation/images/ >>> >>> Regards, >>> >>> Yang >>> >>> 2015-08-26 1:04 GMT-05:00 Larry Gritz <[email protected]>: >>> >>>> Ha, this has proven to be much more complicated than I thought! >>>> >>>> By any chance, do you have a JPEG-in-TIFF file that you are confident >>>> is correct (can be correctly read by some application you trust) that you >>>> can send me to use as a test case? >>>> >>>> >>>> >>>> > On Aug 25, 2015, at 11:36 AM, Larry Gritz <[email protected]> wrote: >>>> > >>>> > Yeah, the TIFF output doesn't have a "compression" value it >>>> recognizes that will turn on JPEG compression. (I think this is the first >>>> time anybody has requested it, I didn't know anybody cared about lossy >>>> compression with TIFF files.) >>>> > >>>> > Should be really simple, I'll propose a patch shortly. >>>> > >>>> > >>>> >> On Aug 25, 2015, at 7:37 AM, Yang Yang <[email protected]> wrote: >>>> >> >>>> >> Hi All, >>>> >> >>>> >> When I try to use JPEG as compression option for TIFF, I found out >>>> there is no JPEG support. >>>> >> However, when I try to add "JPEG_COMPRESS" option in to OpenImageIO, >>>> I found the output file is always corrupted. I already build libtiff with >>>> "new jpeg" enabled. >>>> >> >>>> >> I wonder that does anyone encounter this problem or not? How should >>>> I solve this issue. >>>> >> >>>> >> >>>> >> Thank in advance for your attention. >>>> >> >>>> >> Yang >>>> > >>>> > >>>> >>>> -- >>>> Larry Gritz >>>> [email protected] >>>> >>>> >>>> _______________________________________________ >>>> Oiio-dev mailing list >>>> [email protected] >>>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >>>> >>> >>> >>> _______________________________________________ >>> Oiio-dev mailing list >>> [email protected] >>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >>> >>> >> >> _______________________________________________ >> Oiio-dev mailing list >> [email protected] >> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >> >> >
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