Mitsubishi: Start pulling common code into a separate code module.
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d4fb31de28
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959b2de744
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/*
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* Mitsubishi Photo Printer Comon Code
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*
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* (c) 2013-2020 Solomon Peachy <pizza@shaftnet.org>
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*
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* The latest version of this program can be found at:
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*
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* http://git.shaftnet.org/cgit/selphy_print.git
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0+
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*
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*/
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#include "backend_common.h"
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#include "backend_mitsu.h"
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int mitsu_loadlib(struct mitsu_lib *lib, int type)
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{
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DL_INIT();
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#if defined(WITH_DYNAMIC)
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DEBUG("Attempting to load image processing library\n");
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lib->dl_handle = DL_OPEN(LIB_NAME_RE);
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if (!lib->dl_handle)
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WARNING("Image processing library not found, using internal fallback code\n");
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if (lib->dl_handle) {
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lib->GetAPIVersion = DL_SYM(lib->dl_handle, "lib70x_getapiversion");
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if (!lib->GetAPIVersion) {
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ERROR("Problem resolving API Version symbol in imaging processing library, too old or not installed?\n");
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DL_CLOSE(lib->dl_handle);
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lib->dl_handle = NULL;
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return CUPS_BACKEND_FAILED;
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}
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if (lib->GetAPIVersion() != REQUIRED_LIB_APIVERSION) {
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ERROR("Image processing library API version mismatch!\n");
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DL_CLOSE(lib->dl_handle);
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lib->dl_handle = NULL;
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return CUPS_BACKEND_FAILED;
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}
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lib->Get3DColorTable = DL_SYM(lib->dl_handle, "CColorConv3D_Get3DColorTable");
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lib->Load3DColorTable = DL_SYM(lib->dl_handle, "CColorConv3D_Load3DColorTable");
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lib->Destroy3DColorTable = DL_SYM(lib->dl_handle, "CColorConv3D_Destroy3DColorTable");
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lib->DoColorConv = DL_SYM(lib->dl_handle, "CColorConv3D_DoColorConv");
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lib->GetCPCData = DL_SYM(lib->dl_handle, "get_CPCData");
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lib->DestroyCPCData = DL_SYM(lib->dl_handle, "destroy_CPCData");
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lib->DoImageEffect60 = DL_SYM(lib->dl_handle, "do_image_effect60");
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lib->DoImageEffect70 = DL_SYM(lib->dl_handle, "do_image_effect70");
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lib->DoImageEffect80 = DL_SYM(lib->dl_handle, "do_image_effect80");
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lib->SendImageData = DL_SYM(lib->dl_handle, "send_image_data");
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if (!lib->Get3DColorTable || !lib->Load3DColorTable ||
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!lib->Destroy3DColorTable || !lib->DoColorConv ||
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!lib->GetCPCData || !lib->DestroyCPCData ||
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!lib->DoImageEffect60 || !lib->DoImageEffect70 ||
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!lib->DoImageEffect80 || !lib->SendImageData) {
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ERROR("Problem resolving symbols in imaging processing library\n");
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DL_CLOSE(lib->dl_handle);
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lib->dl_handle = NULL;
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return CUPS_BACKEND_FAILED;
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} else {
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DEBUG("Image processing library successfully loaded\n");
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}
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}
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switch (type) {
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case P_MITSU_D80:
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lib->DoImageEffect = lib->DoImageEffect80;
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break;
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case P_MITSU_K60:
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case P_KODAK_305:
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lib->DoImageEffect = lib->DoImageEffect60;
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break;
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case P_MITSU_D70X:
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case P_FUJI_ASK300:
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lib->DoImageEffect = lib->DoImageEffect70;
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break;
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default:
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lib->DoImageEffect = NULL;
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}
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return CUPS_BACKEND_OK;
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#else
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return CUPS_BACKEND_FAILED;
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#endif
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}
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int mitsu_destroylib(struct mitsu_lib *lib)
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{
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#if defined(WITH_DYNAMIC)
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if (lib->dl_handle) {
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if (lib->cpcdata)
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lib->DestroyCPCData(lib->cpcdata);
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if (lib->ecpcdata)
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lib->DestroyCPCData(lib->ecpcdata);
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if (lib->lut)
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lib->Destroy3DColorTable(lib->lut);
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DL_CLOSE(lib->dl_handle);
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}
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memset(lib, 0, sizeof(*lib));
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DL_EXIT();
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#endif
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return CUPS_BACKEND_OK;
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}
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int mitsu_apply3dlut(struct mitsu_lib *lib, char *lutfname, uint8_t *databuf,
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uint16_t cols, uint16_t rows, uint16_t stride,
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int rgb_bgr)
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{
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#if defined(WITH_DYNAMIC)
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int i;
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if (!lutfname)
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return CUPS_BACKEND_OK;
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if (!lib->lut) {
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uint8_t *buf = malloc(LUT_LEN);
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if (!buf) {
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ERROR("Memory allocation failure!\n");
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return CUPS_BACKEND_RETRY_CURRENT;
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}
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if ((i = lib->Get3DColorTable(buf, lutfname))) {
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ERROR("Unable to open LUT file '%s' (%d)\n", lutfname, i);
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return CUPS_BACKEND_CANCEL;
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}
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lib->lut = lib->Load3DColorTable(buf);
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free(buf);
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if (!lib->lut) {
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ERROR("Unable to parse LUT file '%s'!\n", lutfname);
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return CUPS_BACKEND_CANCEL;
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}
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}
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if (lib->lut) {
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DEBUG("Running print data through 3D LUT\n");
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lib->DoColorConv(lib->lut, databuf, cols, rows, stride, rgb_bgr);
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}
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#endif
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return CUPS_BACKEND_OK;
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}
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int mitsu_readlamdata(const char *fname, uint16_t lamstride,
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uint8_t *databuf, uint32_t *datalen,
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uint16_t rows, uint16_t cols, uint8_t bpp)
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{
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int i, j, fd;
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int remain = cols * rows * bpp;
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DEBUG("Reading %d bytes of matte data from disk (%d/%d)\n", cols * rows * bpp, cols, lamstride);
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fd = open(fname, O_RDONLY);
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if (fd < 0) {
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ERROR("Unable to open matte lamination data file '%s'\n", fname);
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return CUPS_BACKEND_CANCEL;
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}
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/* Read in the matte data plane */
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for (j = 0 ; j < rows ; j++) {
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remain = lamstride * bpp;
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/* Read one row of lamination data at a time */
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while (remain) {
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i = read(fd, databuf + *datalen, remain);
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if (i < 0)
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return CUPS_BACKEND_CANCEL;
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if (i == 0) {
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/* We hit EOF, restart from beginning */
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lseek(fd, 0, SEEK_SET);
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continue;
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}
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*datalen += i;
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remain -= i;
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}
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/* Back off the buffer so we "wrap" on the print row. */
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*datalen -= ((lamstride - cols) * 2);
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}
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return CUPS_BACKEND_OK;
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}
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@ -0,0 +1,88 @@
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/*
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* Mitsubishi Photo Printer Comon Code
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*
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* (c) 2013-2020 Solomon Peachy <pizza@shaftnet.org>
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*
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* The latest version of this program can be found at:
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*
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* http://git.shaftnet.org/cgit/selphy_print.git
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0+
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*
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*/
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#include "backend_common.h"
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#include "lib70x/libMitsuD70ImageReProcess.h"
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typedef int (*lib70x_getapiversionFN)(void);
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typedef int (*Get3DColorTableFN)(uint8_t *buf, const char *filename);
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typedef struct CColorConv3D *(*Load3DColorTableFN)(const uint8_t *ptr);
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typedef void (*Destroy3DColorTableFN)(struct CColorConv3D *this);
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typedef void (*DoColorConvFN)(struct CColorConv3D *this, uint8_t *data, uint16_t cols, uint16_t rows, uint32_t bytes_per_row, int rgb_bgr);
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typedef struct CPCData *(*get_CPCDataFN)(const char *filename);
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typedef void (*destroy_CPCDataFN)(struct CPCData *data);
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typedef int (*do_image_effectFN)(struct CPCData *cpc, struct CPCData *ecpc, struct BandImage *input, struct BandImage *output, int sharpen, int reverse, uint8_t rew[2]);
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typedef int (*send_image_dataFN)(struct BandImage *out, void *context,
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int (*callback_fn)(void *context, void *buffer, uint32_t len));
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#ifndef WITH_DYNAMIC
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#warning "No dynamic loading support!"
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#endif
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#define REQUIRED_LIB_APIVERSION 4
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#define LIBMITSU_VER "0.01"
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/* Image processing library function prototypes */
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#define LIB_NAME_RE "libMitsuD70ImageReProcess" DLL_SUFFIX
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#ifndef CORRTABLE_PATH
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#ifdef PACKAGE_DATA_DIR
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#define CORRTABLE_PATH PACKAGE_DATA_DIR "/backend_data"
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#else
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#error "Must define CORRTABLE_PATH or PACKAGE_DATA_DIR!"
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#endif
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#endif
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struct mitsu_lib {
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void *dl_handle;
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lib70x_getapiversionFN GetAPIVersion;
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Get3DColorTableFN Get3DColorTable;
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Load3DColorTableFN Load3DColorTable;
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Destroy3DColorTableFN Destroy3DColorTable;
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DoColorConvFN DoColorConv;
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get_CPCDataFN GetCPCData;
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destroy_CPCDataFN DestroyCPCData;
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do_image_effectFN DoImageEffect60;
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do_image_effectFN DoImageEffect70;
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do_image_effectFN DoImageEffect80;
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do_image_effectFN DoImageEffect;
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send_image_dataFN SendImageData;
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struct CColorConv3D *lut;
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struct CPCData *cpcdata;
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struct CPCData *ecpcdata;
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};
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int mitsu_loadlib(struct mitsu_lib *lib, int type);
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int mitsu_destroylib(struct mitsu_lib *lib);
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int mitsu_apply3dlut(struct mitsu_lib *lib, char *lutfname, uint8_t *databuf,
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uint16_t cols, uint16_t rows, uint16_t stride,
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int rgb_bgr);
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int mitsu_readlamdata(const char *fname, uint16_t lamstride,
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uint8_t *databuf, uint32_t *datalen,
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uint16_t rows, uint16_t cols, uint8_t bpp);
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