diff options
Diffstat (limited to 'third_party/libopenjpeg20/jp2.h')
| -rw-r--r-- | third_party/libopenjpeg20/jp2.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/third_party/libopenjpeg20/jp2.h b/third_party/libopenjpeg20/jp2.h index 3ff66ebecf..34abd5118e 100644 --- a/third_party/libopenjpeg20/jp2.h +++ b/third_party/libopenjpeg20/jp2.h @@ -235,6 +235,12 @@ Decoding parameters are returned in jp2->j2k->cp. */ void opj_jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters); +/** Allocates worker threads for the compressor/decompressor. + * + * @param jp2 JP2 decompressor handle + * @param num_threads Number of threads. + * @return OPJ_TRUE in case of success. + */ OPJ_BOOL opj_jp2_set_threads(opj_jp2_t *jp2, OPJ_UINT32 num_threads); /** @@ -327,6 +333,21 @@ OPJ_BOOL opj_jp2_read_header(opj_stream_private_t *p_stream, opj_image_t ** p_image, opj_event_mgr_t * p_manager); +/** Sets the indices of the components to decode. + * + * @param jp2 JP2 decompressor handle + * @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_jp2_set_decoded_components(opj_jp2_t *jp2, + OPJ_UINT32 numcomps, + const OPJ_UINT32* comps_indices, + opj_event_mgr_t * p_manager); + /** * Reads a tile header. * @param p_jp2 the jpeg2000 codec. |