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authorFrancois-Olivier Devaux <fodevaux@users.noreply.github.com>2006-12-04 14:45:47 +0000
committerFrancois-Olivier Devaux <fodevaux@users.noreply.github.com>2006-12-04 14:45:47 +0000
commit3e4052762f00e14a0c2349fc9da38ce990f6dd19 (patch)
tree426e4013cd5df2412fb4f5c867d37431f9b5525b /libopenjpeg/openjpeg.c
parenta74771c2b18d4ae96d78d728677174bbde970748 (diff)
made a copy
Diffstat (limited to 'libopenjpeg/openjpeg.c')
-rw-r--r--libopenjpeg/openjpeg.c264
1 files changed, 264 insertions, 0 deletions
diff --git a/libopenjpeg/openjpeg.c b/libopenjpeg/openjpeg.c
new file mode 100644
index 00000000..5c6cee7b
--- /dev/null
+++ b/libopenjpeg/openjpeg.c
@@ -0,0 +1,264 @@
+/*
+ * Copyright (c) 2005, Hervé Drolon, FreeImage Team
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef WIN32
+#include <windows.h>
+#endif /* WIN32 */
+
+#include "opj_includes.h"
+
+/* ---------------------------------------------------------------------- */
+#ifdef WIN32
+#ifndef OPJ_STATIC
+BOOL APIENTRY
+DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
+ switch (ul_reason_for_call) {
+ case DLL_PROCESS_ATTACH :
+ break;
+ case DLL_PROCESS_DETACH :
+ break;
+ case DLL_THREAD_ATTACH :
+ case DLL_THREAD_DETACH :
+ break;
+ }
+
+ return TRUE;
+}
+#endif /* OPJ_STATIC */
+#endif /* WIN32 */
+
+/* ---------------------------------------------------------------------- */
+
+
+const char* OPJ_CALLCONV opj_version() {
+ return OPENJPEG_VERSION;
+}
+
+opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format) {
+ opj_dinfo_t *dinfo = (opj_dinfo_t*)opj_malloc(sizeof(opj_dinfo_t));
+ if(!dinfo) return NULL;
+ dinfo->is_decompressor = true;
+ switch(format) {
+ case CODEC_J2K:
+ case CODEC_JPT:
+ /* get a J2K decoder handle */
+ dinfo->j2k_handle = (void*)j2k_create_decompress((opj_common_ptr)dinfo);
+ if(!dinfo->j2k_handle) {
+ opj_free(dinfo);
+ return NULL;
+ }
+ break;
+ case CODEC_JP2:
+ /* get a JP2 decoder handle */
+ dinfo->jp2_handle = (void*)jp2_create_decompress((opj_common_ptr)dinfo);
+ if(!dinfo->jp2_handle) {
+ opj_free(dinfo);
+ return NULL;
+ }
+ break;
+ case CODEC_UNKNOWN:
+ default:
+ opj_free(dinfo);
+ return NULL;
+ }
+
+ dinfo->codec_format = format;
+
+ return dinfo;
+}
+
+void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo) {
+ if(dinfo) {
+ /* destroy the codec */
+ switch(dinfo->codec_format) {
+ case CODEC_J2K:
+ case CODEC_JPT:
+ j2k_destroy_decompress((opj_j2k_t*)dinfo->j2k_handle);
+ break;
+ case CODEC_JP2:
+ jp2_destroy_decompress((opj_jp2_t*)dinfo->jp2_handle);
+ break;
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ /* destroy the decompressor */
+ opj_free(dinfo);
+ }
+}
+
+void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters) {
+ if(parameters) {
+ memset(parameters, 0, sizeof(opj_dparameters_t));
+ /* default decoding parameters */
+ parameters->cp_layer = 0;
+ parameters->cp_reduce = 0;
+
+ parameters->decod_format = -1;
+ parameters->cod_format = -1;
+ }
+}
+
+void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters) {
+ if(dinfo && parameters) {
+ switch(dinfo->codec_format) {
+ case CODEC_J2K:
+ case CODEC_JPT:
+ j2k_setup_decoder((opj_j2k_t*)dinfo->j2k_handle, parameters);
+ break;
+ case CODEC_JP2:
+ jp2_setup_decoder((opj_jp2_t*)dinfo->jp2_handle, parameters);
+ break;
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ }
+}
+
+opj_image_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) {
+ if(dinfo && cio) {
+ switch(dinfo->codec_format) {
+ case CODEC_J2K:
+ return j2k_decode((opj_j2k_t*)dinfo->j2k_handle, cio);
+ case CODEC_JPT:
+ return j2k_decode_jpt_stream((opj_j2k_t*)dinfo->j2k_handle, cio);
+ case CODEC_JP2:
+ return jp2_decode((opj_jp2_t*)dinfo->jp2_handle, cio);
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ }
+
+ return NULL;
+}
+
+opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format) {
+ opj_cinfo_t *cinfo = (opj_cinfo_t*)opj_malloc(sizeof(opj_cinfo_t));
+ if(!cinfo) return NULL;
+ cinfo->is_decompressor = false;
+ switch(format) {
+ case CODEC_J2K:
+ /* get a J2K coder handle */
+ cinfo->j2k_handle = (void*)j2k_create_compress((opj_common_ptr)cinfo);
+ if(!cinfo->j2k_handle) {
+ opj_free(cinfo);
+ return NULL;
+ }
+ break;
+ case CODEC_JP2:
+ /* get a JP2 coder handle */
+ cinfo->jp2_handle = (void*)jp2_create_compress((opj_common_ptr)cinfo);
+ if(!cinfo->jp2_handle) {
+ opj_free(cinfo);
+ return NULL;
+ }
+ break;
+ case CODEC_JPT:
+ case CODEC_UNKNOWN:
+ default:
+ opj_free(cinfo);
+ return NULL;
+ }
+
+ cinfo->codec_format = format;
+
+ return cinfo;
+}
+
+void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) {
+ if(cinfo) {
+ /* destroy the codec */
+ switch(cinfo->codec_format) {
+ case CODEC_J2K:
+ j2k_destroy_decompress((opj_j2k_t*)cinfo->j2k_handle);
+ break;
+ case CODEC_JP2:
+ jp2_destroy_decompress((opj_jp2_t*)cinfo->jp2_handle);
+ break;
+ case CODEC_JPT:
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ /* destroy the decompressor */
+ opj_free(cinfo);
+ }
+}
+
+void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {
+ if(parameters) {
+ memset(parameters, 0, sizeof(opj_cparameters_t));
+ /* default coding parameters */
+ parameters->numresolution = 6;
+ parameters->cblockw_init = 64;
+ parameters->cblockh_init = 64;
+ parameters->prog_order = LRCP;
+ parameters->roi_compno = -1; /* no ROI */
+ parameters->subsampling_dx = 1;
+ parameters->subsampling_dy = 1;
+
+ parameters->decod_format = -1;
+ parameters->cod_format = -1;
+ }
+}
+
+void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_image_t *image) {
+ if(cinfo && parameters && image) {
+ switch(cinfo->codec_format) {
+ case CODEC_J2K:
+ j2k_setup_encoder((opj_j2k_t*)cinfo->j2k_handle, parameters, image);
+ break;
+ case CODEC_JP2:
+ jp2_setup_encoder((opj_jp2_t*)cinfo->jp2_handle, parameters, image);
+ break;
+ case CODEC_JPT:
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ }
+}
+
+bool OPJ_CALLCONV opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index) {
+ if(cinfo && cio && image) {
+ switch(cinfo->codec_format) {
+ case CODEC_J2K:
+ return j2k_encode((opj_j2k_t*)cinfo->j2k_handle, cio, image, index);
+ case CODEC_JP2:
+ return jp2_encode((opj_jp2_t*)cinfo->jp2_handle, cio, image, index);
+ case CODEC_JPT:
+ case CODEC_UNKNOWN:
+ default:
+ break;
+ }
+ }
+
+ return false;
+}
+
+