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Make bytesperclumpline calculations using tmsize_t type

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Timothy Lyanguzov 2019-10-23 10:40:50 +13:00
parent 43b0c984f0
commit ec6f7c572d
1 changed files with 1 additions and 1 deletions
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libtiff/tif_jpeg.c
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@ -2123,7 +2123,7 @@ JPEGEncodeRaw(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s)
/* data is expected to be supplied in multiples of a clumpline */
/* a clumpline is equivalent to v_sampling desubsampled scanlines */
/* TODO: the following calculation of bytesperclumpline, should substitute calculation of sp->bytesperline, except that it is per v_sampling lines */
bytesperclumpline = (((sp->cinfo.c.image_width+sp->h_sampling-1)/sp->h_sampling)
bytesperclumpline = ((((tmsize_t)sp->cinfo.c.image_width+sp->h_sampling-1)/sp->h_sampling)
*(sp->h_sampling*sp->v_sampling+2)*sp->cinfo.c.data_precision+7)
/8;