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Diffstat (limited to 'plugins/AdvaImg/src/FreeImage/PluginJP2.cpp')
| -rw-r--r-- | plugins/AdvaImg/src/FreeImage/PluginJP2.cpp | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/plugins/AdvaImg/src/FreeImage/PluginJP2.cpp b/plugins/AdvaImg/src/FreeImage/PluginJP2.cpp deleted file mode 100644 index 742fe2c038..0000000000 --- a/plugins/AdvaImg/src/FreeImage/PluginJP2.cpp +++ /dev/null @@ -1,328 +0,0 @@ -// ========================================================== -// JPEG2000 JP2 file format Loader and Writer -// -// Design and implementation by -// - Hervé Drolon (drolon@infonie.fr) -// -// This file is part of FreeImage 3 -// -// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY -// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES -// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE -// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED -// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT -// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY -// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL -// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER -// THIS DISCLAIMER. -// -// Use at your own risk! -// ========================================================== - -#include "FreeImage.h" -#include "Utilities.h" -#include "../LibOpenJPEG/openjpeg.h" -#include "J2KHelper.h" - -// ========================================================== -// Plugin Interface -// ========================================================== - -static int s_format_id; - -// ========================================================== -// Internal functions -// ========================================================== - -/** -OpenJPEG Error callback -*/ -static void jp2_error_callback(const char *msg, void *client_data) { - FreeImage_OutputMessageProc(s_format_id, "Error: %s", msg); -} -/** -OpenJPEG Warning callback -*/ -static void jp2_warning_callback(const char *msg, void *client_data) { - FreeImage_OutputMessageProc(s_format_id, "Warning: %s", msg); -} - -// ========================================================== -// Plugin Implementation -// ========================================================== - -static const char * DLL_CALLCONV -Format() { - return "JP2"; -} - -static const char * DLL_CALLCONV -Description() { - return "JPEG-2000 File Format"; -} - -static const char * DLL_CALLCONV -Extension() { - return "jp2"; -} - -static const char * DLL_CALLCONV -RegExpr() { - return NULL; -} - -static const char * DLL_CALLCONV -MimeType() { - return "image/jp2"; -} - -static BOOL DLL_CALLCONV -Validate(FreeImageIO *io, fi_handle handle) { - BYTE jp2_signature[] = { 0x00, 0x00, 0x00, 0x0C, 0x6A, 0x50, 0x20, 0x20, 0x0D, 0x0A, 0x87, 0x0A }; - BYTE signature[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - - long tell = io->tell_proc(handle); - io->read_proc(signature, 1, sizeof(jp2_signature), handle); - io->seek_proc(handle, tell, SEEK_SET); - - return (memcmp(jp2_signature, signature, sizeof(jp2_signature)) == 0); -} - -static BOOL DLL_CALLCONV -SupportsExportDepth(int depth) { - return ( - (depth == 8) || - (depth == 24) || - (depth == 32) - ); -} - -static BOOL DLL_CALLCONV -SupportsExportType(FREE_IMAGE_TYPE type) { - return ( - (type == FIT_BITMAP) || - (type == FIT_UINT16) || - (type == FIT_RGB16) || - (type == FIT_RGBA16) - ); -} - -// ---------------------------------------------------------- - -static void * DLL_CALLCONV -Open(FreeImageIO *io, fi_handle handle, BOOL read) { - // create the stream wrapper - J2KFIO_t *fio = opj_freeimage_stream_create(io, handle, read); - return fio; -} - -static void DLL_CALLCONV -Close(FreeImageIO *io, fi_handle handle, void *data) { - // destroy the stream wrapper - J2KFIO_t *fio = (J2KFIO_t*)data; - opj_freeimage_stream_destroy(fio); -} - -// ---------------------------------------------------------- - -static FIBITMAP * DLL_CALLCONV -Load(FreeImageIO *io, fi_handle handle, int page, int flags, void *data) { - J2KFIO_t *fio = (J2KFIO_t*)data; - if (handle && fio) { - opj_codec_t *d_codec = NULL; // handle to a decompressor - opj_dparameters_t parameters; // decompression parameters - opj_image_t *image = NULL; // decoded image - - FIBITMAP *dib = NULL; - - // check the file format - if(!Validate(io, handle)) { - return NULL; - } - - BOOL header_only = (flags & FIF_LOAD_NOPIXELS) == FIF_LOAD_NOPIXELS; - - // get the OpenJPEG stream - opj_stream_t *d_stream = fio->stream; - - // set decoding parameters to default values - opj_set_default_decoder_parameters(¶meters); - - try { - // decode the JPEG-2000 file - - // get a decoder handle - d_codec = opj_create_decompress(OPJ_CODEC_JP2); - - // configure the event callbacks - // catch events using our callbacks (no local context needed here) - opj_set_info_handler(d_codec, NULL, NULL); - opj_set_warning_handler(d_codec, jp2_warning_callback, NULL); - opj_set_error_handler(d_codec, jp2_error_callback, NULL); - - // setup the decoder decoding parameters using user parameters - if( !opj_setup_decoder(d_codec, ¶meters) ) { - throw "Failed to setup the decoder\n"; - } - - // read the main header of the codestream and if necessary the JP2 boxes - if( !opj_read_header(d_stream, d_codec, &image)) { - throw "Failed to read the header\n"; - } - - // --- header only mode - - if (header_only) { - // create output image - dib = J2KImageToFIBITMAP(s_format_id, image, header_only); - if(!dib) { - throw "Failed to import JPEG2000 image"; - } - // clean-up and return header data - opj_destroy_codec(d_codec); - opj_image_destroy(image); - return dib; - } - - // decode the stream and fill the image structure - if( !( opj_decode(d_codec, d_stream, image) && opj_end_decompress(d_codec, d_stream) ) ) { - throw "Failed to decode image!\n"; - } - - // free the codec context - opj_destroy_codec(d_codec); - d_codec = NULL; - - // create output image - dib = J2KImageToFIBITMAP(s_format_id, image, header_only); - if(!dib) { - throw "Failed to import JPEG2000 image"; - } - - // free image data structure - opj_image_destroy(image); - - return dib; - - } catch (const char *text) { - if(dib) { - FreeImage_Unload(dib); - } - // free remaining structures - opj_destroy_codec(d_codec); - opj_image_destroy(image); - - FreeImage_OutputMessageProc(s_format_id, text); - - return NULL; - } - } - - return NULL; -} - -static BOOL DLL_CALLCONV -Save(FreeImageIO *io, FIBITMAP *dib, fi_handle handle, int page, int flags, void *data) { - J2KFIO_t *fio = (J2KFIO_t*)data; - if (dib && handle && fio) { - BOOL bSuccess; - opj_codec_t *c_codec = NULL; // handle to a compressor - opj_cparameters_t parameters; // compression parameters - opj_image_t *image = NULL; // image to encode - - // get the OpenJPEG stream - opj_stream_t *c_stream = fio->stream; - - // set encoding parameters to default values - opj_set_default_encoder_parameters(¶meters); - - try { - parameters.tcp_numlayers = 0; - // if no rate entered, apply a 16:1 rate by default - if(flags == JP2_DEFAULT) { - parameters.tcp_rates[0] = (float)16; - } else { - // for now, the flags parameter is only used to specify the rate - parameters.tcp_rates[0] = (float)(flags & 0x3FF); - } - parameters.tcp_numlayers++; - parameters.cp_disto_alloc = 1; - - // convert the dib to a OpenJPEG image - image = FIBITMAPToJ2KImage(s_format_id, dib, ¶meters); - if(!image) { - return FALSE; - } - - // decide if MCT should be used - parameters.tcp_mct = (image->numcomps == 3) ? 1 : 0; - - // encode the destination image - - // get a JP2 compressor handle - c_codec = opj_create_compress(OPJ_CODEC_JP2); - - // configure the event callbacks - // catch events using our callbacks (no local context needed here) - opj_set_info_handler(c_codec, NULL, NULL); - opj_set_warning_handler(c_codec, jp2_warning_callback, NULL); - opj_set_error_handler(c_codec, jp2_error_callback, NULL); - - // setup the encoder parameters using the current image and using user parameters - opj_setup_encoder(c_codec, ¶meters, image); - - // encode the image - bSuccess = opj_start_compress(c_codec, image, c_stream); - if(bSuccess) { - bSuccess = bSuccess && opj_encode(c_codec, c_stream); - if(bSuccess) { - bSuccess = bSuccess && opj_end_compress(c_codec, c_stream); - } - } - if (!bSuccess) { - throw "Failed to encode image"; - } - - // free remaining compression structures - opj_destroy_codec(c_codec); - - // free image data - opj_image_destroy(image); - - return TRUE; - - } catch (const char *text) { - if(c_codec) opj_destroy_codec(c_codec); - if(image) opj_image_destroy(image); - FreeImage_OutputMessageProc(s_format_id, text); - return FALSE; - } - } - - return FALSE; -} - -// ========================================================== -// Init -// ========================================================== - -void DLL_CALLCONV -InitJP2(Plugin *plugin, int format_id) { - s_format_id = format_id; - - plugin->format_proc = Format; - plugin->description_proc = Description; - plugin->extension_proc = Extension; - plugin->regexpr_proc = RegExpr; - plugin->open_proc = Open; - plugin->close_proc = Close; - plugin->pagecount_proc = NULL; - plugin->pagecapability_proc = NULL; - plugin->load_proc = Load; - plugin->save_proc = Save; - plugin->validate_proc = Validate; - plugin->mime_proc = MimeType; - plugin->supports_export_bpp_proc = SupportsExportDepth; - plugin->supports_export_type_proc = SupportsExportType; - plugin->supports_icc_profiles_proc = NULL; -} |