OpenJPEG
2.2.0
|
The JPEG-2000 file format Reader/Writer (JP2) More...
Go to the source code of this file.
Data Structures | |
struct | opj_jp2_cdef_info |
Channel description: channel index, type, association. More... | |
struct | opj_jp2_cdef |
Channel descriptions and number of descriptions. More... | |
struct | opj_jp2_cmap_comp |
Component mappings: channel index, mapping type, palette index. More... | |
struct | opj_jp2_pclr |
Palette data: table entries, palette columns. More... | |
struct | opj_jp2_color |
Collector for ICC profile, palette, component mapping, channel description. More... | |
struct | opj_jp2_comps |
JP2 component. More... | |
struct | opj_jp2 |
JPEG-2000 file format reader/writer. More... | |
struct | opj_jp2_box |
JP2 Box. More... | |
struct | opj_jp2_header_handler |
struct | opj_jp2_img_header_writer_handler |
Macros | |
#define | JP2_JP 0x6a502020 |
JPEG 2000 signature box. More... | |
#define | JP2_FTYP 0x66747970 |
File type box. More... | |
#define | JP2_JP2H 0x6a703268 |
JP2 header box (super-box) More... | |
#define | JP2_IHDR 0x69686472 |
Image header box. More... | |
#define | JP2_COLR 0x636f6c72 |
Colour specification box. More... | |
#define | JP2_JP2C 0x6a703263 |
Contiguous codestream box. More... | |
#define | JP2_URL 0x75726c20 |
Data entry URL box. More... | |
#define | JP2_PCLR 0x70636c72 |
Palette box. More... | |
#define | JP2_CMAP 0x636d6170 |
Component Mapping box. More... | |
#define | JP2_CDEF 0x63646566 |
Channel Definition box. More... | |
#define | JP2_DTBL 0x6474626c |
Data Reference box. More... | |
#define | JP2_BPCC 0x62706363 |
Bits per component box. More... | |
#define | JP2_JP2 0x6a703220 |
File type fields. More... | |
Typedefs | |
typedef struct opj_jp2_cdef_info | opj_jp2_cdef_info_t |
Channel description: channel index, type, association. More... | |
typedef struct opj_jp2_cdef | opj_jp2_cdef_t |
Channel descriptions and number of descriptions. More... | |
typedef struct opj_jp2_cmap_comp | opj_jp2_cmap_comp_t |
Component mappings: channel index, mapping type, palette index. More... | |
typedef struct opj_jp2_pclr | opj_jp2_pclr_t |
Palette data: table entries, palette columns. More... | |
typedef struct opj_jp2_color | opj_jp2_color_t |
Collector for ICC profile, palette, component mapping, channel description. More... | |
typedef struct opj_jp2_comps | opj_jp2_comps_t |
JP2 component. More... | |
typedef struct opj_jp2 | opj_jp2_t |
JPEG-2000 file format reader/writer. More... | |
typedef struct opj_jp2_box | opj_jp2_box_t |
JP2 Box. More... | |
typedef struct opj_jp2_header_handler | opj_jp2_header_handler_t |
typedef struct opj_jp2_img_header_writer_handler | opj_jp2_img_header_writer_handler_t |
Enumerations | |
enum | JP2_STATE { JP2_STATE_NONE = 0x0, JP2_STATE_SIGNATURE = 0x1, JP2_STATE_FILE_TYPE = 0x2, JP2_STATE_HEADER = 0x4, JP2_STATE_CODESTREAM = 0x8, JP2_STATE_END_CODESTREAM = 0x10, JP2_STATE_UNKNOWN = 0x7fffffff } |
< Resolution box (super-box) More... | |
enum | JP2_IMG_STATE { JP2_IMG_STATE_NONE = 0x0, JP2_IMG_STATE_UNKNOWN = 0x7fffffff } |
Functions | |
Exported functions | |
void | opj_jp2_setup_decoder (opj_jp2_t *jp2, opj_dparameters_t *parameters) |
Setup the decoder decoding parameters using user parameters. More... | |
OPJ_BOOL | opj_jp2_set_threads (opj_jp2_t *jp2, OPJ_UINT32 num_threads) |
OPJ_BOOL | opj_jp2_decode (opj_jp2_t *jp2, opj_stream_private_t *p_stream, opj_image_t *p_image, opj_event_mgr_t *p_manager) |
Decode an image from a JPEG-2000 file stream. More... | |
OPJ_BOOL | opj_jp2_setup_encoder (opj_jp2_t *jp2, opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager) |
Setup the encoder parameters using the current image and using user parameters. More... | |
OPJ_BOOL | opj_jp2_encode (opj_jp2_t *jp2, opj_stream_private_t *stream, opj_event_mgr_t *p_manager) |
Encode an image into a JPEG-2000 file stream. More... | |
OPJ_BOOL | opj_jp2_start_compress (opj_jp2_t *jp2, opj_stream_private_t *stream, opj_image_t *p_image, opj_event_mgr_t *p_manager) |
Starts a compression scheme, i.e. More... | |
OPJ_BOOL | opj_jp2_end_compress (opj_jp2_t *jp2, opj_stream_private_t *cio, opj_event_mgr_t *p_manager) |
Ends the compression procedures and possibiliy add data to be read after the codestream. More... | |
OPJ_BOOL | opj_jp2_end_decompress (opj_jp2_t *jp2, opj_stream_private_t *cio, opj_event_mgr_t *p_manager) |
Ends the decompression procedures and possibiliy add data to be read after the codestream. More... | |
OPJ_BOOL | opj_jp2_read_header (opj_stream_private_t *p_stream, opj_jp2_t *jp2, opj_image_t **p_image, opj_event_mgr_t *p_manager) |
Reads a jpeg2000 file header structure. More... | |
OPJ_BOOL | opj_jp2_read_tile_header (opj_jp2_t *p_jp2, 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_go_on, opj_stream_private_t *p_stream, opj_event_mgr_t *p_manager) |
Reads a tile header. More... | |
OPJ_BOOL | opj_jp2_write_tile (opj_jp2_t *p_jp2, OPJ_UINT32 p_tile_index, OPJ_BYTE *p_data, OPJ_UINT32 p_data_size, opj_stream_private_t *p_stream, opj_event_mgr_t *p_manager) |
Writes a tile. More... | |
OPJ_BOOL | opj_jp2_decode_tile (opj_jp2_t *p_jp2, OPJ_UINT32 p_tile_index, OPJ_BYTE *p_data, OPJ_UINT32 p_data_size, opj_stream_private_t *p_stream, opj_event_mgr_t *p_manager) |
Decode tile data. More... | |
opj_jp2_t * | opj_jp2_create (OPJ_BOOL p_is_decoder) |
Creates a jpeg2000 file decompressor. More... | |
void | opj_jp2_destroy (opj_jp2_t *jp2) |
Destroy a JP2 decompressor handle. More... | |
OPJ_BOOL | opj_jp2_set_decode_area (opj_jp2_t *p_jp2, opj_image_t *p_image, OPJ_INT32 p_start_x, OPJ_INT32 p_start_y, OPJ_INT32 p_end_x, OPJ_INT32 p_end_y, opj_event_mgr_t *p_manager) |
Sets the given area to be decoded. More... | |
OPJ_BOOL | opj_jp2_get_tile (opj_jp2_t *p_jp2, opj_stream_private_t *p_stream, opj_image_t *p_image, opj_event_mgr_t *p_manager, OPJ_UINT32 tile_index) |
OPJ_BOOL | opj_jp2_set_decoded_resolution_factor (opj_jp2_t *p_jp2, OPJ_UINT32 res_factor, opj_event_mgr_t *p_manager) |
void | jp2_dump (opj_jp2_t *p_jp2, OPJ_INT32 flag, FILE *out_stream) |
Dump some elements from the JP2 decompression structure . More... | |
opj_codestream_info_v2_t * | jp2_get_cstr_info (opj_jp2_t *p_jp2) |
Get the codestream info from a JPEG2000 codec. More... | |
opj_codestream_index_t * | jp2_get_cstr_index (opj_jp2_t *p_jp2) |
Get the codestream index from a JPEG2000 codec. More... | |
The JPEG-2000 file format Reader/Writer (JP2)