275     *jp2_image;  in ReadJP2Image()  local
343   if (opj_read_header(jp2_stream,jp2_codec,&jp2_image) == 0)  in ReadJP2Image()
356         jp2_status=opj_set_decode_area(jp2_codec,jp2_image,  in ReadJP2Image()
361         jp2_status=opj_set_decode_area(jp2_codec,jp2_image,0,0,  in ReadJP2Image()
362           jp2_image->comps[0].w,jp2_image->comps[0].h);  in ReadJP2Image()
367           opj_image_destroy(jp2_image);  in ReadJP2Image()
371   if ((AcquireMagickResource(WidthResource,(size_t) jp2_image->comps[0].w) == MagickFalse) ||  in ReadJP2Image()
372       (AcquireMagickResource(HeightResource,(size_t) jp2_image->comps[0].h) == MagickFalse))  in ReadJP2Image()
376       opj_image_destroy(jp2_image);  in ReadJP2Image()
380     jp2_status=opj_get_decoded_tile(jp2_codec,jp2_stream,jp2_image,  in ReadJP2Image()
385         jp2_status=opj_decode(jp2_codec,jp2_stream,jp2_image);  in ReadJP2Image()
393       opj_image_destroy(jp2_image);  in ReadJP2Image()
397   for (i=0; i < (ssize_t) jp2_image->numcomps; i++)  in ReadJP2Image()
399     if ((jp2_image->comps[i].dx == 0) || (jp2_image->comps[i].dy == 0) ||  in ReadJP2Image()
400         (jp2_image->comps[0].prec != jp2_image->comps[i].prec) ||  in ReadJP2Image()
401         (jp2_image->comps[0].prec > 64) ||  in ReadJP2Image()
402         (jp2_image->comps[0].sgnd != jp2_image->comps[i].sgnd) ||  in ReadJP2Image()
403         ((image->ping == MagickFalse) && (jp2_image->comps[i].data == NULL)))  in ReadJP2Image()
406         opj_image_destroy(jp2_image);  in ReadJP2Image()
413   image->columns=(size_t) jp2_image->comps[0].w;  in ReadJP2Image()
414   image->rows=(size_t) jp2_image->comps[0].h;  in ReadJP2Image()
415   image->depth=jp2_image->comps[0].prec;  in ReadJP2Image()
417   if (jp2_image->numcomps == 1)  in ReadJP2Image()
420     if (jp2_image->color_space == 2)  in ReadJP2Image()
423         if (jp2_image->numcomps > 1)  in ReadJP2Image()
427       if (jp2_image->color_space == 3)  in ReadJP2Image()
429   if (jp2_image->numcomps > 3)  in ReadJP2Image()
431   if (jp2_image->icc_profile_buf != (unsigned char *) NULL)  in ReadJP2Image()
436       profile=BlobToStringInfo(jp2_image->icc_profile_buf,  in ReadJP2Image()
437         jp2_image->icc_profile_len);  in ReadJP2Image()
447       opj_image_destroy(jp2_image);  in ReadJP2Image()
454       opj_image_destroy(jp2_image);  in ReadJP2Image()
470       for (i=0; i < (ssize_t) jp2_image->numcomps; i++)  in ReadJP2Image()
480         pad=image->columns % jp2_image->comps[i].dx;  in ReadJP2Image()
481         index=y/jp2_image->comps[i].dy*(image->columns+pad)/  in ReadJP2Image()
482           jp2_image->comps[i].dx+x/jp2_image->comps[i].dx;  in ReadJP2Image()
484             (index >= (jp2_image->comps[i].h*jp2_image->comps[i].w)))  in ReadJP2Image()
487             opj_image_destroy(jp2_image);  in ReadJP2Image()
491         scale=QuantumRange/(double) ((1UL << jp2_image->comps[i].prec)-1);  in ReadJP2Image()
492         pixel=scale*(jp2_image->comps[i].data[index]+  in ReadJP2Image()
493           (jp2_image->comps[i].sgnd ? 1UL << (jp2_image->comps[i].prec-1) : 0));  in ReadJP2Image()
498              if (jp2_image->numcomps == 1)  in ReadJP2Image()
512              if (jp2_image->numcomps == 2)  in ReadJP2Image()
545   opj_image_destroy(jp2_image);  in ReadJP2Image()
725 static void CinemaProfileCompliance(const opj_image_t *jp2_image,  in CinemaProfileCompliance()  argument
748   if ((jp2_image->comps[0].w == 2048) || (jp2_image->comps[0].h == 1080))  in CinemaProfileCompliance()
760   if ((jp2_image->comps[0].w == 4096) || (jp2_image->comps[0].h == 2160))  in CinemaProfileCompliance()
789   parameters->tcp_rates[0]=((float) (jp2_image->numcomps*jp2_image->comps[0].w*  in CinemaProfileCompliance()
790     jp2_image->comps[0].h*jp2_image->comps[0].prec))/(parameters->max_comp_size*  in CinemaProfileCompliance()
791     8*jp2_image->comps[0].dx*jp2_image->comps[0].dy);  in CinemaProfileCompliance()
832     *jp2_image;  in WriteJP2Image()  local
1012   jp2_image=opj_image_create((OPJ_UINT32) channels,jp2_info,jp2_colorspace);  in WriteJP2Image()
1013   if (jp2_image == (opj_image_t *) NULL)  in WriteJP2Image()
1018   jp2_image->x0=parameters->image_offset_x0;  in WriteJP2Image()
1019   jp2_image->y0=parameters->image_offset_y0;  in WriteJP2Image()
1020   jp2_image->x1=(unsigned int) (2*parameters->image_offset_x0+  in WriteJP2Image()
1022   jp2_image->y1=(unsigned int) (2*parameters->image_offset_y0+  in WriteJP2Image()
1027     CinemaProfileCompliance(jp2_image,parameters);  in WriteJP2Image()
1029     jp2_image->comps[3].alpha=1;  in WriteJP2Image()
1032      jp2_image->comps[1].alpha=1;  in WriteJP2Image()
1057         scale=(double) (((size_t) 1UL << jp2_image->comps[i].prec)-1)/  in WriteJP2Image()
1059         q=jp2_image->comps[i].data+(ssize_t) (y*PerceptibleReciprocal(  in WriteJP2Image()
1060           jp2_image->comps[i].dy)*image->columns*PerceptibleReciprocal(  in WriteJP2Image()
1061           jp2_image->comps[i].dx)+x*PerceptibleReciprocal(  in WriteJP2Image()
1062           jp2_image->comps[i].dx));  in WriteJP2Image()
1113   opj_setup_encoder(jp2_codec,parameters,jp2_image);  in WriteJP2Image()
1118       opj_image_destroy(jp2_image);  in WriteJP2Image()
1127   jp2_status=opj_start_compress(jp2_codec,jp2_image,jp2_stream);  in WriteJP2Image()
1133       opj_image_destroy(jp2_image);  in WriteJP2Image()
1142   opj_image_destroy(jp2_image);  in WriteJP2Image()