diff options
Diffstat (limited to 'src/3rdparty/jasper/src/libjasper/ras/ras_enc.c')
| -rw-r--r-- | src/3rdparty/jasper/src/libjasper/ras/ras_enc.c | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/src/3rdparty/jasper/src/libjasper/ras/ras_enc.c b/src/3rdparty/jasper/src/libjasper/ras/ras_enc.c deleted file mode 100644 index 38d229b..0000000 --- a/src/3rdparty/jasper/src/libjasper/ras/ras_enc.c +++ /dev/null @@ -1,318 +0,0 @@ -/* - * Copyright (c) 1999-2000 Image Power, Inc. and the University of - * British Columbia. - * Copyright (c) 2001-2003 Michael David Adams. - * All rights reserved. - */ - -/* __START_OF_JASPER_LICENSE__ - * - * JasPer License Version 2.0 - * - * Copyright (c) 2001-2006 Michael David Adams - * Copyright (c) 1999-2000 Image Power, Inc. - * Copyright (c) 1999-2000 The University of British Columbia - * - * All rights reserved. - * - * Permission is hereby granted, free of charge, to any person (the - * "User") obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without restriction, - * including without limitation the rights to use, copy, modify, merge, - * publish, distribute, and/or sell copies of the Software, and to permit - * persons to whom the Software is furnished to do so, subject to the - * following conditions: - * - * 1. The above copyright notices and this permission notice (which - * includes the disclaimer below) shall be included in all copies or - * substantial portions of the Software. - * - * 2. The name of a copyright holder shall not be used to endorse or - * promote products derived from the Software without specific prior - * written permission. - * - * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS - * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER - * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS - * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING - * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL - * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING - * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION - * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE - * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE - * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY. - * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS - * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL - * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS - * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE - * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE - * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL - * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES, - * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL - * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH - * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH, - * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH - * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY - * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES. - * - * __END_OF_JASPER_LICENSE__ - */ - -/* - * Sun Rasterfile Library - * - * $Id$ - */ - -/******************************************************************************\ -* Includes. -\******************************************************************************/ - -#include <assert.h> -#include <stdlib.h> - -#include "jasper/jas_image.h" -#include "jasper/jas_stream.h" -#include "jasper/jas_debug.h" - -#include "ras_cod.h" -#include "ras_enc.h" - -/******************************************************************************\ -* Prototypes. -\******************************************************************************/ - -static int ras_puthdr(jas_stream_t *out, ras_hdr_t *hdr); -static int ras_putint(jas_stream_t *out, int val); - -static int ras_putdata(jas_stream_t *out, ras_hdr_t *hdr, jas_image_t *image, int numcmpts, int *cmpts); -static int ras_putdatastd(jas_stream_t *out, ras_hdr_t *hdr, jas_image_t *image, int numcmpts, int *cmpts); - -/******************************************************************************\ -* Code. -\******************************************************************************/ - -int ras_encode(jas_image_t *image, jas_stream_t *out, char *optstr) -{ - int_fast32_t width; - int_fast32_t height; - int_fast32_t depth; - int cmptno; -#if 0 - uint_fast16_t numcmpts; -#endif - int i; - ras_hdr_t hdr; - int rowsize; - ras_enc_t encbuf; - ras_enc_t *enc = &encbuf; - - if (optstr) { - jas_eprintf("warning: ignoring RAS encoder options\n"); - } - - switch (jas_clrspc_fam(jas_image_clrspc(image))) { - case JAS_CLRSPC_FAM_RGB: - if (jas_image_clrspc(image) != JAS_CLRSPC_SRGB) - jas_eprintf("warning: inaccurate color\n"); - enc->numcmpts = 3; - if ((enc->cmpts[0] = jas_image_getcmptbytype(image, - JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_R))) < 0 || - (enc->cmpts[1] = jas_image_getcmptbytype(image, - JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_G))) < 0 || - (enc->cmpts[2] = jas_image_getcmptbytype(image, - JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_B))) < 0) { - jas_eprintf("error: missing color component\n"); - return -1; - } - break; - case JAS_CLRSPC_FAM_GRAY: - if (jas_image_clrspc(image) != JAS_CLRSPC_SGRAY) - jas_eprintf("warning: inaccurate color\n"); - enc->numcmpts = 1; - if ((enc->cmpts[0] = jas_image_getcmptbytype(image, - JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_GRAY_Y))) < 0) { - jas_eprintf("error: missing color component\n"); - return -1; - } - break; - default: - jas_eprintf("error: unsupported color space\n"); - return -1; - break; - } - - width = jas_image_cmptwidth(image, enc->cmpts[0]); - height = jas_image_cmptheight(image, enc->cmpts[0]); - depth = jas_image_cmptprec(image, enc->cmpts[0]); - - for (cmptno = 0; cmptno < enc->numcmpts; ++cmptno) { - if (jas_image_cmptwidth(image, enc->cmpts[cmptno]) != width || - jas_image_cmptheight(image, enc->cmpts[cmptno]) != height || - jas_image_cmptprec(image, enc->cmpts[cmptno]) != depth || - jas_image_cmptsgnd(image, enc->cmpts[cmptno]) != false || - jas_image_cmpttlx(image, enc->cmpts[cmptno]) != 0 || - jas_image_cmpttly(image, enc->cmpts[cmptno]) != 0) { - jas_eprintf("The RAS format cannot be used to represent an image with this geometry.\n"); - return -1; - } - } - - /* Ensure that the image can be encoded in the desired format. */ - if (enc->numcmpts == 3) { - - /* All three components must have the same subsampling - factor and have a precision of eight bits. */ - if (enc->numcmpts > 1) { - for (i = 0; i < enc->numcmpts; ++i) { - if (jas_image_cmptprec(image, enc->cmpts[i]) != 8) { - return -1; - } - } - } - } else if (enc->numcmpts == 1) { - /* NOP */ - } else { - return -1; - } - - hdr.magic = RAS_MAGIC; - hdr.width = width; - hdr.height = height; - hdr.depth = (enc->numcmpts == 3) ? 24 : depth; - - rowsize = RAS_ROWSIZE(&hdr); - hdr.length = rowsize * hdr.height; - hdr.type = RAS_TYPE_STD; - - hdr.maptype = RAS_MT_NONE; - hdr.maplength = 0; - - if (ras_puthdr(out, &hdr)) { - return -1; - } - - if (ras_putdata(out, &hdr, image, enc->numcmpts, enc->cmpts)) { - return -1; - } - - return 0; -} - -static int ras_putdata(jas_stream_t *out, ras_hdr_t *hdr, jas_image_t *image, int numcmpts, int *cmpts) -{ - int ret; - - switch (hdr->type) { - case RAS_TYPE_STD: - ret = ras_putdatastd(out, hdr, image, numcmpts, cmpts); - break; - default: - ret = -1; - break; - } - return ret; -} - -static int ras_putdatastd(jas_stream_t *out, ras_hdr_t *hdr, jas_image_t *image, int numcmpts, int *cmpts) -{ - int rowsize; - int pad; - unsigned int z; - int nz; - int c; - int x; - int y; - int v; - jas_matrix_t *data[3]; - int i; - - for (i = 0; i < numcmpts; ++i) { - data[i] = jas_matrix_create(jas_image_height(image), jas_image_width(image)); - assert(data[i]); - } - - rowsize = RAS_ROWSIZE(hdr); - pad = rowsize - (hdr->width * hdr->depth + 7) / 8; - - hdr->length = hdr->height * rowsize; - - for (y = 0; y < hdr->height; y++) { - for (i = 0; i < numcmpts; ++i) { - jas_image_readcmpt(image, cmpts[i], 0, y, jas_image_width(image), - 1, data[i]); - } - z = 0; - nz = 0; - for (x = 0; x < hdr->width; x++) { - z <<= hdr->depth; - if (RAS_ISRGB(hdr)) { - v = RAS_RED((jas_matrix_getv(data[0], x))) | - RAS_GREEN((jas_matrix_getv(data[1], x))) | - RAS_BLUE((jas_matrix_getv(data[2], x))); - } else { - v = (jas_matrix_getv(data[0], x)); - } - z |= v & RAS_ONES(hdr->depth); - nz += hdr->depth; - while (nz >= 8) { - c = (z >> (nz - 8)) & 0xff; - if (jas_stream_putc(out, c) == EOF) { - return -1; - } - nz -= 8; - z &= RAS_ONES(nz); - } - } - if (nz > 0) { - c = (z >> (8 - nz)) & RAS_ONES(nz); - if (jas_stream_putc(out, c) == EOF) { - return -1; - } - } - if (pad % 2) { - if (jas_stream_putc(out, 0) == EOF) { - return -1; - } - } - } - - for (i = 0; i < numcmpts; ++i) { - jas_matrix_destroy(data[i]); - } - - return 0; -} - -static int ras_puthdr(jas_stream_t *out, ras_hdr_t *hdr) -{ - if (ras_putint(out, RAS_MAGIC) || ras_putint(out, hdr->width) || - ras_putint(out, hdr->height) || ras_putint(out, hdr->depth) || - ras_putint(out, hdr->length) || ras_putint(out, hdr->type) || - ras_putint(out, hdr->maptype) || ras_putint(out, hdr->maplength)) { - return -1; - } - - return 0; -} - -static int ras_putint(jas_stream_t *out, int val) -{ - int x; - int i; - int c; - - x = val; - for (i = 0; i < 4; i++) { - c = (x >> 24) & 0xff; - if (jas_stream_putc(out, c) == EOF) { - return -1; - } - x <<= 8; - } - - return 0; -} |