diff options
Diffstat (limited to 'third_party/libopenjpeg20/j2k.h')
| -rw-r--r-- | third_party/libopenjpeg20/j2k.h | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/third_party/libopenjpeg20/j2k.h b/third_party/libopenjpeg20/j2k.h index d61c96dba3..5d393c9813 100644 --- a/third_party/libopenjpeg20/j2k.h +++ b/third_party/libopenjpeg20/j2k.h @@ -107,6 +107,8 @@ The functions in J2K.C have for goal to read/write the several parts of the code #endif /* USE_JPSEC */ /* <<UniPG */ +#define J2K_MAX_POCS 32 /**< Maximum number of POCs */ + /* ----------------------------------------------------------------------- */ /** @@ -251,7 +253,7 @@ typedef struct opj_tcp { /** number of progression order changes */ OPJ_UINT32 numpocs; /** progression order changes */ - opj_poc_t pocs[32]; + opj_poc_t pocs[J2K_MAX_POCS]; /** number of ppt markers (reserved size) */ OPJ_UINT32 ppt_markers_count; @@ -480,6 +482,10 @@ typedef struct opj_j2k_dec { * SOD reader function. FIXME NOT USED for the moment */ OPJ_BOOL m_last_tile_part; + + OPJ_UINT32 m_numcomps_to_decode; + OPJ_UINT32 *m_comps_indices_to_decode; + /** to tell that a tile can be decoded. */ OPJ_BITFIELD m_can_decode : 1; OPJ_BITFIELD m_discard_tiles : 1; @@ -617,7 +623,7 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k, /** Converts an enum type progression order to string type */ -char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order); +const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order); /* ----------------------------------------------------------------------- */ /*@}*/ @@ -705,6 +711,21 @@ OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k, opj_event_mgr_t * p_manager); +/** Sets the indices of the components to decode. + * + * @param p_j2k the jpeg2000 codec. + * @param numcomps Number of components to decode. + * @param comps_indices Array of num_compts indices (numbering starting at 0) + * corresponding to the components to decode. + * @param p_manager Event manager + * + * @return OPJ_TRUE in case of success. + */ +OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k, + OPJ_UINT32 numcomps, + const OPJ_UINT32* comps_indices, + opj_event_mgr_t * p_manager); + /** * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading. * |