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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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