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Diffstat (limited to 'extern/libredcode/codec.c')
| -rw-r--r-- | extern/libredcode/codec.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/extern/libredcode/codec.c b/extern/libredcode/codec.c deleted file mode 100644 index 70c875ca991..00000000000 --- a/extern/libredcode/codec.c +++ /dev/null @@ -1,166 +0,0 @@ -/* ***** BEGIN GPL LICENSE BLOCK ***** - * - * Copyright 2008 Peter Schlaile - * - * This file is part of libredcode. - * - * Libredcode is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * Libredcode is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with libredcode; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * ***** END GPL LICENSE BLOCK *****/ - -#include "codec.h" -#include "format.h" -#include "debayer.h" - -#include <openjpeg.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -static void error_callback(const char *msg, void *client_data) -{ - FILE *stream = (FILE*)client_data; - fprintf(stream, "[R3D ERR] %s", msg); -} - -static void warning_callback(const char *msg, void *client_data) -{ - FILE *stream = (FILE*)client_data; - fprintf(stream, "[R3D WARN] %s", msg); -} - -static void info_callback(const char *msg, void *client_data) -{ - (void)client_data; - fprintf(stdout, "[R3D INFO] %s", msg); -} - -#define J2K_CFMT 0 -#define JP2_CFMT 1 -#define JPT_CFMT 2 - -struct redcode_frame_raw * redcode_decode_video_raw( - struct redcode_frame * frame, int scale) -{ - struct redcode_frame_raw * rv = NULL; - opj_dparameters_t parameters; /* decompression parameters */ - opj_event_mgr_t event_mgr; /* event manager */ - opj_image_t *image = NULL; - opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */ - opj_cio_t *cio = NULL; - - memset(&event_mgr, 0, sizeof(opj_event_mgr_t)); - event_mgr.error_handler = error_callback; - event_mgr.warning_handler = warning_callback; - event_mgr.info_handler = info_callback; - - opj_set_default_decoder_parameters(¶meters); - - parameters.decod_format = JP2_CFMT; - - if (scale == 2) { - parameters.cp_reduce = 1; - } else if (scale == 4) { - parameters.cp_reduce = 2; - } else if (scale == 8) { - parameters.cp_reduce = 3; - } - - /* JPEG 2000 compressed image data */ - - /* get a decoder handle */ - dinfo = opj_create_decompress(CODEC_JP2); - - /* catch events using our callbacks and give a local context */ - opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr); - - /* setup the decoder decoding parameters using the current image - and user parameters */ - opj_setup_decoder(dinfo, ¶meters); - - /* open a byte stream */ - cio = opj_cio_open((opj_common_ptr)dinfo, - frame->data + frame->offset, frame->length); - - image = opj_decode(dinfo, cio); - - if(!image) { - fprintf(stderr, - "ERROR -> j2k_to_image: failed to decode image!\n"); - opj_destroy_decompress(dinfo); - opj_cio_close(cio); - return 0; - } - - /* close the byte stream */ - opj_cio_close(cio); - - /* free remaining structures */ - if(dinfo) { - opj_destroy_decompress(dinfo); - } - - if((image->numcomps * image->x1 * image->y1) == 0) { - opj_image_destroy(image); - return 0; - } - - rv = (struct redcode_frame_raw *) calloc( - 1, sizeof(struct redcode_frame_raw)); - - rv->data = image; - rv->width = image->comps[0].w; - rv->height = image->comps[0].h; - - return rv; -} - -int redcode_decode_video_float(struct redcode_frame_raw * frame, - float * out, int scale) -{ - int* planes[4]; - int i; - opj_image_t *image = (opj_image_t*) frame->data; - - if (image->numcomps != 4) { - fprintf(stderr, "R3D: need 4 planes, but got: %d\n", - image->numcomps); - return 0; - } - - for (i = 0; i < 4; i++) { - planes[i] = image->comps[i].data; - } - - if (scale == 1) { - redcode_ycbcr2rgb_fullscale( - planes, frame->width, frame->height, out); - } else if (scale == 2) { - redcode_ycbcr2rgb_halfscale( - planes, frame->width, frame->height, out); - } else if (scale == 4) { - redcode_ycbcr2rgb_quarterscale( - planes, frame->width, frame->height, out); - } - - opj_image_destroy(image); - - free(frame); - - return 1; -} - - - |