#include "opj_includes.h"
-/**
- * Decompression handler.
- */
-typedef struct opj_decompression
-{
- /** Main header reading function handler*/
- OPJ_BOOL (*opj_read_header) ( struct opj_stream_private * cio,
- void * p_codec,
- opj_image_t **p_image,
- struct opj_event_mgr * p_manager);
- /** Decoding function */
- OPJ_BOOL (*opj_decode) ( void * p_codec,
- struct opj_stream_private *p_cio,
- opj_image_t *p_image,
- struct opj_event_mgr * p_manager);
- /** FIXME DOC */
- OPJ_BOOL (*opj_read_tile_header)( void * p_codec,
- OPJ_UINT32 * p_tile_index,
- OPJ_UINT32* p_data_size,
- OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
- OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
- OPJ_UINT32 * p_nb_comps,
- OPJ_BOOL * p_should_go_on,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
- /** FIXME DOC */
- OPJ_BOOL (*opj_decode_tile_data)( void * p_codec,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
- /** Reading function used after codestream if necessary */
- OPJ_BOOL (* opj_end_decompress) ( void *p_codec,
- struct opj_stream_private *cio,
- struct opj_event_mgr * p_manager);
- /** Codec destroy function handler*/
- void (*opj_destroy) (void * p_codec);
- /** Setup decoder function handler */
- void (*opj_setup_decoder) (void * p_codec, opj_dparameters_t * p_param);
- /** Set decode area function handler */
- OPJ_BOOL (*opj_set_decode_area) ( void * p_codec,
- opj_image_t* p_image,
- OPJ_INT32 p_start_x, OPJ_INT32 p_end_x,
- OPJ_INT32 p_start_y, OPJ_INT32 p_end_y,
- struct opj_event_mgr * p_manager);
-
- /** Get tile function */
- OPJ_BOOL (*opj_get_decoded_tile) ( void *p_codec,
- opj_stream_private_t *p_cio,
- opj_image_t *p_image,
- struct opj_event_mgr * p_manager,
- OPJ_UINT32 tile_index);
-
- /** Set the decoded resolution factor */
- OPJ_BOOL (*opj_set_decoded_resolution_factor) ( void * p_codec,
- OPJ_UINT32 res_factor,
- opj_event_mgr_t * p_manager);
-
-}opj_decompression_t;
-
-/**
- * Compression handler. FIXME DOC
- */
-typedef struct opj_compression
-{
- OPJ_BOOL (* opj_start_compress) ( void *p_codec,
- struct opj_stream_private *cio,
- struct opj_image * p_image,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_encode) ( void * p_codec,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_write_tile) ( void * p_codec,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- struct opj_stream_private * p_cio,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_end_compress) ( void * p_codec,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
-
- void (* opj_destroy) (void * p_codec);
-
- void (* opj_setup_encoder) ( void * p_codec,
- opj_cparameters_t * p_param,
- struct opj_image * p_image,
- struct opj_event_mgr * p_manager);
-
-}opj_compression_t;
-
-/**
- * Main codec handler used for compression or decompression.
- */
-typedef struct opj_codec_private
-{
- /** FIXME DOC */
- union
- {
- opj_decompression_t m_decompression;
- opj_compression_t m_compression;
- } m_codec_data;
- /** FIXME DOC*/
- void * m_codec;
- /** Event handler */
- opj_event_mgr_t m_event_mgr;
- /** Flag to indicate if the codec is used to decode or encode*/
- OPJ_BOOL is_decompressor;
- void (*opj_dump_codec) (void * p_codec, OPJ_INT32 info_flag, FILE* output_stream);
- opj_codestream_info_v2_t* (*opj_get_codec_info)(void* p_codec);
- opj_codestream_index_t* (*opj_get_codec_index)(void* p_codec);
-}
-opj_codec_private_t;
/* ---------------------------------------------------------------------- */
/* Functions to set the message handlers */
OPJ_OFF_T file_length = 0;
OPJ_FSEEK(p_file, 0, SEEK_END);
- file_length = (OPJ_UINT64)OPJ_FTELL(p_file);
+ file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
OPJ_FSEEK(p_file, 0, SEEK_SET);
- return file_length;
+ return (OPJ_UINT64)file_length;
}
static OPJ_SIZE_T opj_write_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
return NULL;
}
- opj_stream_set_user_data(l_stream, p_file);
+ opj_stream_set_user_data(l_stream, p_file, (opj_stream_free_user_data_fn) fclose);
opj_stream_set_user_data_length(l_stream, opj_get_data_length_from_file(p_file));
opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
opj_stream_set_write_function(l_stream, (opj_stream_write_fn) opj_write_from_file);
projects / openjpeg.git / blobdiff