96 static void jas_image_cmpt_destroy(jas_image_cmpt_t *cmpt);
101 static jas_image_cmpt_t *jas_image_cmpt_copy(jas_image_cmpt_t *cmpt);
241     jas_image_cmpt_t *cmpt;  in jas_image_cmpt_create0()  local
242     if (!(cmpt = jas_malloc(sizeof(jas_image_cmpt_t)))) {  in jas_image_cmpt_create0()
245     memset(cmpt, 0, sizeof(jas_image_cmpt_t));  in jas_image_cmpt_create0()
246     cmpt->type_ = JAS_IMAGE_CT_UNKNOWN;  in jas_image_cmpt_create0()
247     return cmpt;  in jas_image_cmpt_create0()
250 static jas_image_cmpt_t *jas_image_cmpt_copy(jas_image_cmpt_t *cmpt)  in jas_image_cmpt_copy()  argument
257     newcmpt->tlx_ = cmpt->tlx_;  in jas_image_cmpt_copy()
258     newcmpt->tly_ = cmpt->tly_;  in jas_image_cmpt_copy()
259     newcmpt->hstep_ = cmpt->hstep_;  in jas_image_cmpt_copy()
260     newcmpt->vstep_ = cmpt->vstep_;  in jas_image_cmpt_copy()
261     newcmpt->width_ = cmpt->width_;  in jas_image_cmpt_copy()
262     newcmpt->height_ = cmpt->height_;  in jas_image_cmpt_copy()
263     newcmpt->prec_ = cmpt->prec_;  in jas_image_cmpt_copy()
264     newcmpt->sgnd_ = cmpt->sgnd_;  in jas_image_cmpt_copy()
265     newcmpt->cps_ = cmpt->cps_;  in jas_image_cmpt_copy()
266     newcmpt->type_ = cmpt->type_;  in jas_image_cmpt_copy()
270     if (jas_stream_seek(cmpt->stream_, 0, SEEK_SET)) {  in jas_image_cmpt_copy()
273     if (jas_stream_copy(newcmpt->stream_, cmpt->stream_, -1)) {  in jas_image_cmpt_copy()
302     jas_image_cmpt_t *cmpt;  in jas_image_cmpt_create()  local
305     if (!(cmpt = jas_malloc(sizeof(jas_image_cmpt_t)))) {  in jas_image_cmpt_create()
309     cmpt->type_ = JAS_IMAGE_CT_UNKNOWN;  in jas_image_cmpt_create()
310     cmpt->tlx_ = tlx;  in jas_image_cmpt_create()
311     cmpt->tly_ = tly;  in jas_image_cmpt_create()
312     cmpt->hstep_ = hstep;  in jas_image_cmpt_create()
313     cmpt->vstep_ = vstep;  in jas_image_cmpt_create()
314     cmpt->width_ = width;  in jas_image_cmpt_create()
315     cmpt->height_ = height;  in jas_image_cmpt_create()
316     cmpt->prec_ = depth;  in jas_image_cmpt_create()
317     cmpt->sgnd_ = sgnd;  in jas_image_cmpt_create()
318     cmpt->stream_ = 0;  in jas_image_cmpt_create()
319     cmpt->cps_ = (depth + 7) / 8;  in jas_image_cmpt_create()
321     size = cmpt->width_ * cmpt->height_ * cmpt->cps_;  in jas_image_cmpt_create()
322     cmpt->stream_ = (inmem) ? jas_stream_memopen(0, size) : jas_stream_tmpfile();  in jas_image_cmpt_create()
323     if (!cmpt->stream_) {  in jas_image_cmpt_create()
324         jas_image_cmpt_destroy(cmpt);  in jas_image_cmpt_create()
330     if (jas_stream_seek(cmpt->stream_, size - 1, SEEK_SET) < 0 ||  in jas_image_cmpt_create()
331       jas_stream_putc(cmpt->stream_, 0) == EOF ||  in jas_image_cmpt_create()
332       jas_stream_seek(cmpt->stream_, 0, SEEK_SET) < 0) {  in jas_image_cmpt_create()
333         jas_image_cmpt_destroy(cmpt);  in jas_image_cmpt_create()
337     return cmpt;  in jas_image_cmpt_create()
340 static void jas_image_cmpt_destroy(jas_image_cmpt_t *cmpt)  in jas_image_cmpt_destroy()  argument
342     if (cmpt->stream_) {  in jas_image_cmpt_destroy()
343         jas_stream_close(cmpt->stream_);  in jas_image_cmpt_destroy()
345     jas_free(cmpt);  in jas_image_cmpt_destroy()
408     jas_image_cmpt_t *cmpt;  in jas_image_readcmpt()  local
422     cmpt = image->cmpts_[cmptno];  in jas_image_readcmpt()
423     if (x >= cmpt->width_ || y >= cmpt->height_ ||  in jas_image_readcmpt()
424       x + width > cmpt->width_ ||  in jas_image_readcmpt()
425       y + height > cmpt->height_) {  in jas_image_readcmpt()
439         if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * (y + i) + x)  in jas_image_readcmpt()
440           * cmpt->cps_, SEEK_SET) < 0) {  in jas_image_readcmpt()
445             for (k = cmpt->cps_; k > 0; --k) {  in jas_image_readcmpt()
446                 if ((c = jas_stream_getc(cmpt->stream_)) == EOF) {  in jas_image_readcmpt()
451             *d = bitstoint(v, cmpt->prec_, cmpt->sgnd_);  in jas_image_readcmpt()
461     jas_image_cmpt_t *cmpt;  in jas_image_writecmpt()  local
475     cmpt = image->cmpts_[cmptno];  in jas_image_writecmpt()
476     if (x >= cmpt->width_ || y >= cmpt->height_ ||  in jas_image_writecmpt()
477       x + width > cmpt->width_ ||  in jas_image_writecmpt()
478       y + height > cmpt->height_) {  in jas_image_writecmpt()
490         if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * (y + i) + x)  in jas_image_writecmpt()
491           * cmpt->cps_, SEEK_SET) < 0) {  in jas_image_writecmpt()
495             v = inttobits(*d, cmpt->prec_, cmpt->sgnd_);  in jas_image_writecmpt()
496             for (k = cmpt->cps_; k > 0; --k) {  in jas_image_writecmpt()
497                 c = (v >> (8 * (cmpt->cps_ - 1))) & 0xff;  in jas_image_writecmpt()
498                 if (jas_stream_putc(cmpt->stream_,  in jas_image_writecmpt()
631     jas_image_cmpt_t *cmpt;  in jas_image_rawsize()  local
635         cmpt = image->cmpts_[cmptno];  in jas_image_rawsize()
636         rawsize += (cmpt->width_ * cmpt->height_ * cmpt->prec_ +  in jas_image_rawsize()
734     jas_image_cmpt_t *cmpt;  in jas_image_setbbox()  local
742         cmpt = image->cmpts_[0];  in jas_image_setbbox()
743         image->tlx_ = cmpt->tlx_;  in jas_image_setbbox()
744         image->tly_ = cmpt->tly_;  in jas_image_setbbox()
745         image->brx_ = cmpt->tlx_ + cmpt->hstep_ * (cmpt->width_ - 1) + 1;  in jas_image_setbbox()
746         image->bry_ = cmpt->tly_ + cmpt->vstep_ * (cmpt->height_ - 1) + 1;  in jas_image_setbbox()
748             cmpt = image->cmpts_[cmptno];  in jas_image_setbbox()
749             if (image->tlx_ > cmpt->tlx_) {  in jas_image_setbbox()
750                 image->tlx_ = cmpt->tlx_;  in jas_image_setbbox()
752             if (image->tly_ > cmpt->tly_) {  in jas_image_setbbox()
753                 image->tly_ = cmpt->tly_;  in jas_image_setbbox()
755             x = cmpt->tlx_ + cmpt->hstep_ * (cmpt->width_ - 1) + 1;  in jas_image_setbbox()
759             y = cmpt->tly_ + cmpt->vstep_ * (cmpt->height_ - 1) + 1;  in jas_image_setbbox()
820     jas_image_cmpt_t *cmpt;  in jas_image_dump()  local
822         cmpt = image->cmpts_[cmptno];  in jas_image_dump()
823         fprintf(out, "prec=%d, sgnd=%d, cmpttype=%d\n", cmpt->prec_,  in jas_image_dump()
824           cmpt->sgnd_, (int)cmpt->type_);  in jas_image_dump()
852     jas_image_cmpt_t *cmpt;  in jas_image_depalettize()  local
854     cmpt = image->cmpts_[cmptno];  in jas_image_depalettize()
855     cmptparms.tlx = cmpt->tlx_;  in jas_image_depalettize()
856     cmptparms.tly = cmpt->tly_;  in jas_image_depalettize()
857     cmptparms.hstep = cmpt->hstep_;  in jas_image_depalettize()
858     cmptparms.vstep = cmpt->vstep_;  in jas_image_depalettize()
859     cmptparms.width = cmpt->width_;  in jas_image_depalettize()
860     cmptparms.height = cmpt->height_;  in jas_image_depalettize()
869         cmpt = image->cmpts_[cmptno];  in jas_image_depalettize()
872     for (j = 0; j < cmpt->height_; ++j) {  in jas_image_depalettize()
873         for (i = 0; i < cmpt->width_; ++i) {  in jas_image_depalettize()
889     jas_image_cmpt_t *cmpt;  in jas_image_readcmptsample()  local
894     cmpt = image->cmpts_[cmptno];  in jas_image_readcmptsample()
896     if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * y + x) * cmpt->cps_,  in jas_image_readcmptsample()
901     for (k = cmpt->cps_; k > 0; --k) {  in jas_image_readcmptsample()
902         if ((c = jas_stream_getc(cmpt->stream_)) == EOF) {  in jas_image_readcmptsample()
907     return bitstoint(v, cmpt->prec_, cmpt->sgnd_);  in jas_image_readcmptsample()
913     jas_image_cmpt_t *cmpt;  in jas_image_writecmptsample()  local
918     cmpt = image->cmpts_[cmptno];  in jas_image_writecmptsample()
920     if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * y + x) * cmpt->cps_,  in jas_image_writecmptsample()
924     t = inttobits(v, cmpt->prec_, cmpt->sgnd_);  in jas_image_writecmptsample()
925     for (k = cmpt->cps_; k > 0; --k) {  in jas_image_writecmptsample()
926         c = (t >> (8 * (cmpt->cps_ - 1))) & 0xff;  in jas_image_writecmptsample()
927         if (jas_stream_putc(cmpt->stream_, (unsigned char) c) == EOF) {  in jas_image_writecmptsample()
970     jas_image_cmpt_t *cmpt;  in jas_image_readcmpt2()  local
978     cmpt = image->cmpts_[cmptno];  in jas_image_readcmpt2()
979     if (x < 0 || x >= cmpt->width_ || y < 0 || y >= cmpt->height_ ||  in jas_image_readcmpt2()
980       width < 0 || height < 0 || x + width > cmpt->width_ ||  in jas_image_readcmpt2()
981       y + height > cmpt->height_)  in jas_image_readcmpt2()
986         if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * (y + i) + x)  in jas_image_readcmpt2()
987           * cmpt->cps_, SEEK_SET) < 0)  in jas_image_readcmpt2()
990             if (getint(cmpt->stream_, cmpt->sgnd_, cmpt->prec_, &v))  in jas_image_readcmpt2()
1005     jas_image_cmpt_t *cmpt;  in jas_image_writecmpt2()  local
1013     cmpt = image->cmpts_[cmptno];  in jas_image_writecmpt2()
1014     if (x < 0 || x >= cmpt->width_ || y < 0 || y >= cmpt->height_ ||  in jas_image_writecmpt2()
1015       width < 0 || height < 0 || x + width > cmpt->width_ ||  in jas_image_writecmpt2()
1016       y + height > cmpt->height_)  in jas_image_writecmpt2()
1021         if (jas_stream_seek(cmpt->stream_, (cmpt->width_ * (y + i) + x)  in jas_image_writecmpt2()
1022           * cmpt->cps_, SEEK_SET) < 0)  in jas_image_writecmpt2()
1026             if (putint(cmpt->stream_, cmpt->sgnd_, cmpt->prec_, v))  in jas_image_writecmpt2()
1162     jas_image_cmpt_t *cmpt;  in jas_image_calcbbox2()  local
1170         cmpt = image->cmpts_[0];  in jas_image_calcbbox2()
1171         tmptlx = cmpt->tlx_;  in jas_image_calcbbox2()
1172         tmptly = cmpt->tly_;  in jas_image_calcbbox2()
1173         tmpbrx = cmpt->tlx_ + cmpt->hstep_ * (cmpt->width_ - 1);  in jas_image_calcbbox2()
1174         tmpbry = cmpt->tly_ + cmpt->vstep_ * (cmpt->height_ - 1);  in jas_image_calcbbox2()
1176             cmpt = image->cmpts_[i];  in jas_image_calcbbox2()
1177             if (cmpt->tlx_ < tmptlx)  in jas_image_calcbbox2()
1178                 tmptlx = cmpt->tlx_;  in jas_image_calcbbox2()
1179             if (cmpt->tly_ < tmptly)  in jas_image_calcbbox2()
1180                 tmptly = cmpt->tly_;  in jas_image_calcbbox2()
1181             t = cmpt->tlx_ + cmpt->hstep_ * (cmpt->width_ - 1);  in jas_image_calcbbox2()
1184             t = cmpt->tly_ + cmpt->vstep_ * (cmpt->height_ - 1);  in jas_image_calcbbox2()