From fe338a057c39797bf61939471ebaef09e44464c7 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Mon, 14 Aug 2017 13:23:57 +0200 Subject: [PATCH] Sub-tile decoding: only decode precincts and codeblocks that intersect the window specified in opj_set_decode_area() --- src/lib/openjp2/j2k.c | 21 +- src/lib/openjp2/t1.c | 14 +- src/lib/openjp2/t1.h | 4 +- src/lib/openjp2/t2.c | 50 ++++- src/lib/openjp2/t2.h | 5 +- src/lib/openjp2/tcd.c | 82 +++++++- src/lib/openjp2/tcd.h | 40 ++++ tests/CMakeLists.txt | 15 ++ tests/test_decode_area.c | 394 ++++++++++++++++++++++++++++++++++++++ tests/test_tile_encoder.c | 100 ++++++++-- 10 files changed, 697 insertions(+), 28 deletions(-) create mode 100644 tests/test_decode_area.c diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c index 6c1f55f4..fe40e29f 100644 --- a/src/lib/openjp2/j2k.c +++ b/src/lib/openjp2/j2k.c @@ -16,6 +16,7 @@ * Copyright (c) 2010-2011, Kaori Hagihara * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -5162,7 +5163,13 @@ static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k, ++l_img_comp; } - l_tile_size = (OPJ_UINT32)(l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */ + /* TODO: where does this magic value come from ? */ + /* This used to be 1.3 / 8, but with random data and very small code */ + /* block sizes, this is not enough. For example with */ + /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */ + /* TODO revise this to take into account the overhead linked to the */ + /* number of packets and number of code blocks in packets */ + l_tile_size = (OPJ_UINT32)(l_tile_size * 1.4 / 8); l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k); @@ -8770,6 +8777,7 @@ OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k, OPJ_UINT32 l_current_marker; OPJ_BYTE l_data [2]; opj_tcp_t * l_tcp; + opj_image_t* l_image_for_bounds; /* preconditions */ assert(p_stream != 00); @@ -8787,7 +8795,18 @@ OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k, return OPJ_FALSE; } + /* When using the opj_read_tile_header / opj_decode_tile_data API */ + /* such as in test_tile_decoder, m_output_image is NULL, so fall back */ + /* to the full image dimension. This is a bit surprising that */ + /* opj_set_decode_area() is only used to determinte intersecting tiles, */ + /* but full tile decoding is done */ + l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image : + p_j2k->m_private_image; if (! opj_tcd_decode_tile(p_j2k->m_tcd, + l_image_for_bounds->x0, + l_image_for_bounds->y0, + l_image_for_bounds->x1, + l_image_for_bounds->y1, l_tcp->m_data, l_tcp->m_data_size, p_tile_index, diff --git a/src/lib/openjp2/t1.c b/src/lib/openjp2/t1.c index eb5d6e0e..af6732b3 100644 --- a/src/lib/openjp2/t1.c +++ b/src/lib/openjp2/t1.c @@ -1751,7 +1751,7 @@ static void opj_t1_clbl_decode_processor(void* user_data, opj_tls_t* tls) } -void opj_t1_decode_cblks(opj_thread_pool_t* tp, +void opj_t1_decode_cblks(opj_tcd_t* tcd, volatile OPJ_BOOL* pret, opj_tcd_tilecomp_t* tilec, opj_tccp_t* tccp, @@ -1760,6 +1760,7 @@ void opj_t1_decode_cblks(opj_thread_pool_t* tp, OPJ_BOOL check_pterm ) { + opj_thread_pool_t* tp = tcd->thread_pool; OPJ_UINT32 resno, bandno, precno, cblkno; for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) { @@ -1775,6 +1776,17 @@ void opj_t1_decode_cblks(opj_thread_pool_t* tp, opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno]; opj_t1_cblk_decode_processing_job_t* job; + if (!opj_tcd_is_subband_area_of_interest(tcd, + tilec->compno, + resno, + band->bandno, + (OPJ_UINT32)cblk->x0, + (OPJ_UINT32)cblk->y0, + (OPJ_UINT32)cblk->x1, + (OPJ_UINT32)cblk->y1)) { + continue; + } + job = (opj_t1_cblk_decode_processing_job_t*) opj_calloc(1, sizeof(opj_t1_cblk_decode_processing_job_t)); if (!job) { diff --git a/src/lib/openjp2/t1.h b/src/lib/openjp2/t1.h index 5aa6a07b..171dfb0a 100644 --- a/src/lib/openjp2/t1.h +++ b/src/lib/openjp2/t1.h @@ -230,7 +230,7 @@ OPJ_BOOL opj_t1_encode_cblks(opj_t1_t *t1, /** Decode the code-blocks of a tile -@param tp Thread pool +@param tcd TCD handle @param pret Pointer to return value @param tilec The tile to decode @param tccp Tile coding parameters @@ -238,7 +238,7 @@ Decode the code-blocks of a tile @param p_manager_mutex mutex for the event manager @param check_pterm whether PTERM correct termination should be checked */ -void opj_t1_decode_cblks(opj_thread_pool_t* tp, +void opj_t1_decode_cblks(opj_tcd_t* tcd, volatile OPJ_BOOL* pret, opj_tcd_tilecomp_t* tilec, opj_tccp_t* tccp, diff --git a/src/lib/openjp2/t2.c b/src/lib/openjp2/t2.c index 0fd5300c..6f956d1c 100644 --- a/src/lib/openjp2/t2.c +++ b/src/lib/openjp2/t2.c @@ -13,6 +13,7 @@ * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -369,7 +370,8 @@ static void opj_null_jas_fprintf(FILE* file, const char * format, ...) #define JAS_FPRINTF opj_null_jas_fprintf #endif -OPJ_BOOL opj_t2_decode_packets(opj_t2_t *p_t2, +OPJ_BOOL opj_t2_decode_packets(opj_tcd_t* tcd, + opj_t2_t *p_t2, OPJ_UINT32 p_tile_no, opj_tcd_tile_t *p_tile, OPJ_BYTE *p_src, @@ -434,14 +436,54 @@ OPJ_BOOL opj_t2_decode_packets(opj_t2_t *p_t2, memset(first_pass_failed, OPJ_TRUE, l_image->numcomps * sizeof(OPJ_BOOL)); while (opj_pi_next(l_current_pi)) { + OPJ_BOOL skip_packet = OPJ_FALSE; JAS_FPRINTF(stderr, "packet offset=00000166 prg=%d cmptno=%02d rlvlno=%02d prcno=%03d lyrno=%02d\n\n", l_current_pi->poc.prg1, l_current_pi->compno, l_current_pi->resno, l_current_pi->precno, l_current_pi->layno); - if (l_tcp->num_layers_to_decode > l_current_pi->layno - && l_current_pi->resno < - p_tile->comps[l_current_pi->compno].minimum_num_resolutions) { + /* If the packet layer is greater or equal than the maximum */ + /* number of layers, skip the packet */ + if (l_current_pi->layno >= l_tcp->num_layers_to_decode) { + skip_packet = OPJ_TRUE; + } + /* If the packet resolution number is greater than the minimum */ + /* number of resolution allowed, skip the packet */ + else if (l_current_pi->resno >= + p_tile->comps[l_current_pi->compno].minimum_num_resolutions) { + skip_packet = OPJ_TRUE; + } else { + /* If no precincts of any band intersects the area of interest, */ + /* skip the packet */ + OPJ_UINT32 bandno; + opj_tcd_tilecomp_t *tilec = &p_tile->comps[l_current_pi->compno]; + opj_tcd_resolution_t *res = &tilec->resolutions[l_current_pi->resno]; + + skip_packet = OPJ_TRUE; + for (bandno = 0; bandno < res->numbands; ++bandno) { + opj_tcd_band_t* band = &res->bands[bandno]; + opj_tcd_precinct_t* prec = &band->precincts[l_current_pi->precno]; + + if (opj_tcd_is_subband_area_of_interest(tcd, + l_current_pi->compno, + l_current_pi->resno, + band->bandno, + (OPJ_UINT32)prec->x0, + (OPJ_UINT32)prec->y0, + (OPJ_UINT32)prec->x1, + (OPJ_UINT32)prec->y1)) { + skip_packet = OPJ_FALSE; + break; + } + } + /* + printf("packet cmptno=%02d rlvlno=%02d prcno=%03d lyrno=%02d -> %s\n", + l_current_pi->compno, l_current_pi->resno, + l_current_pi->precno, l_current_pi->layno, skip_packet ? "skipped" : "kept"); + */ + } + + if (!skip_packet) { l_nb_bytes_read = 0; first_pass_failed[l_current_pi->compno] = OPJ_FALSE; diff --git a/src/lib/openjp2/t2.h b/src/lib/openjp2/t2.h index 111aa2de..66500b16 100644 --- a/src/lib/openjp2/t2.h +++ b/src/lib/openjp2/t2.h @@ -13,6 +13,7 @@ * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -94,6 +95,7 @@ OPJ_BOOL opj_t2_encode_packets(opj_t2_t* t2, /** Decode the packets of a tile from a source buffer +@param tcd TCD handle @param t2 T2 handle @param tileno number that identifies the tile for which to decode the packets @param tile tile for which to decode the packets @@ -105,7 +107,8 @@ Decode the packets of a tile from a source buffer @return FIXME DOC */ -OPJ_BOOL opj_t2_decode_packets(opj_t2_t *t2, +OPJ_BOOL opj_t2_decode_packets(opj_tcd_t* tcd, + opj_t2_t *t2, OPJ_UINT32 tileno, opj_tcd_tile_t *tile, OPJ_BYTE *src, diff --git a/src/lib/openjp2/tcd.c b/src/lib/openjp2/tcd.c index 53cdcf64..f90816fc 100644 --- a/src/lib/openjp2/tcd.c +++ b/src/lib/openjp2/tcd.c @@ -14,6 +14,7 @@ * Copyright (c) 2006-2007, Parvatha Elangovan * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -790,6 +791,7 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy); l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx); l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy); + l_tilec->compno = compno; /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/ /* compute l_data_size with overflow check */ @@ -1399,6 +1401,10 @@ OPJ_BOOL opj_tcd_encode_tile(opj_tcd_t *p_tcd, } OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd, + OPJ_UINT32 decoded_x0, + OPJ_UINT32 decoded_y0, + OPJ_UINT32 decoded_x1, + OPJ_UINT32 decoded_y1, OPJ_BYTE *p_src, OPJ_UINT32 p_max_length, OPJ_UINT32 p_tile_no, @@ -1409,6 +1415,10 @@ OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 l_data_read; p_tcd->tcd_tileno = p_tile_no; p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]); + p_tcd->decoded_x0 = decoded_x0; + p_tcd->decoded_y0 = decoded_y0; + p_tcd->decoded_x1 = decoded_x1; + p_tcd->decoded_y1 = decoded_y1; #ifdef TODO_MSD /* FIXME */ /* INDEX >> */ @@ -1690,6 +1700,7 @@ static OPJ_BOOL opj_tcd_t2_decode(opj_tcd_t *p_tcd, } if (! opj_t2_decode_packets( + p_tcd, l_t2, p_tcd->tcd_tileno, p_tcd->tcd_image->tiles, @@ -1727,7 +1738,7 @@ static OPJ_BOOL opj_tcd_t1_decode(opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager) } for (compno = 0; compno < l_tile->numcomps; ++compno) { - opj_t1_decode_cblks(p_tcd->thread_pool, &ret, l_tile_comp, l_tccp, + opj_t1_decode_cblks(p_tcd, &ret, l_tile_comp, l_tccp, p_manager, p_manager_mutex, check_pterm); if (!ret) { break; @@ -2359,3 +2370,72 @@ OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band) { return (band->x1 - band->x0 == 0) || (band->y1 - band->y0 == 0); } + +OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd, + OPJ_UINT32 compno, + OPJ_UINT32 resno, + OPJ_UINT32 bandno, + OPJ_UINT32 band_x0, + OPJ_UINT32 band_y0, + OPJ_UINT32 band_x1, + OPJ_UINT32 band_y1) +{ + OPJ_UINT32 filter_margin = (tcd->tcp->tccps[compno].qmfbid == 1) ? 2 : 3; + opj_tcd_tilecomp_t *tilec = &(tcd->tcd_image->tiles->comps[compno]); + opj_image_comp_t* image_comp = &(tcd->image->comps[compno]); + /* Compute the intersection of the area of interest, expressed in tile coordinates */ + /* with the tile coordinates */ + OPJ_UINT32 tcx0 = opj_uint_max( + (OPJ_UINT32)tilec->x0, + opj_uint_ceildiv(tcd->decoded_x0, image_comp->dx)); + OPJ_UINT32 tcy0 = opj_uint_max( + (OPJ_UINT32)tilec->y0, + opj_uint_ceildiv(tcd->decoded_y0, image_comp->dy)); + OPJ_UINT32 tcx1 = opj_uint_min( + (OPJ_UINT32)tilec->x1, + opj_uint_ceildiv(tcd->decoded_x1, image_comp->dx)); + OPJ_UINT32 tcy1 = opj_uint_min( + (OPJ_UINT32)tilec->y1, + opj_uint_ceildiv(tcd->decoded_y1, image_comp->dy)); + /* Compute number of decomposition for this band. See table F-1 */ + OPJ_UINT32 nb = (resno == 0) ? + tilec->numresolutions - 1 : + tilec->numresolutions - resno; + /* Map above tile-based coordinates to sub-band-based coordinates per */ + /* equation B-15 of the standard */ + OPJ_UINT32 x0b = bandno & 1; + OPJ_UINT32 y0b = bandno >> 1; + OPJ_UINT32 tbx0 = (nb == 0) ? tcx0 : opj_uint_ceildiv(tcx0 - (1U << + (nb - 1)) * x0b, 1U << nb); + OPJ_UINT32 tby0 = (nb == 0) ? tcy0 : opj_uint_ceildiv(tcy0 - (1U << + (nb - 1)) * y0b, 1U << nb); + OPJ_UINT32 tbx1 = (nb == 0) ? tcx1 : opj_uint_ceildiv(tcx1 - (1U << + (nb - 1)) * x0b, 1U << nb); + OPJ_UINT32 tby1 = (nb == 0) ? tcy1 : opj_uint_ceildiv(tcy1 - (1U << + (nb - 1)) * y0b, 1U << nb); + OPJ_BOOL intersects; + + if (tbx0 < filter_margin) { + tbx0 = 0; + } else { + tbx0 -= filter_margin; + } + if (tby0 < filter_margin) { + tby0 = 0; + } else { + tby0 -= filter_margin; + } + tbx1 = opj_uint_adds(tbx1, filter_margin); + tby1 = opj_uint_adds(tby1, filter_margin); + + intersects = band_x0 < tbx1 && band_y0 < tby1 && band_x1 > tbx0 && + band_y1 > tby0; + +#ifdef DEBUG_VERBOSE + printf("compno=%u resno=%u nb=%u bandno=%u x0b=%u y0b=%u band=%u,%u,%u,%u tb=%u,%u,%u,%u -> %u\n", + compno, resno, nb, bandno, x0b, y0b, + band_x0, band_y0, band_x1, band_y1, + tbx0, tby0, tbx1, tby1, intersects); +#endif + return intersects; +} diff --git a/src/lib/openjp2/tcd.h b/src/lib/openjp2/tcd.h index ff3f042c..bf645639 100644 --- a/src/lib/openjp2/tcd.h +++ b/src/lib/openjp2/tcd.h @@ -13,6 +13,7 @@ * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France + * Copyright (c) 2017, IntoPIX SA * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -180,6 +181,8 @@ typedef struct opj_tcd_resolution { typedef struct opj_tcd_tilecomp { /* dimension of component : left upper corner (x0, y0) right low corner (x1,y1) */ OPJ_INT32 x0, y0, x1, y1; + /* component number */ + OPJ_UINT32 compno; /* number of resolutions level */ OPJ_UINT32 numresolutions; /* number of resolutions level to decode (at max)*/ @@ -252,6 +255,10 @@ typedef struct opj_tcd { OPJ_BITFIELD m_is_decoder : 1; /** Thread pool */ opj_thread_pool_t* thread_pool; + OPJ_UINT32 decoded_x0; + OPJ_UINT32 decoded_y0; + OPJ_UINT32 decoded_x1; + OPJ_UINT32 decoded_y1; } opj_tcd_t; /** @name Exported functions */ @@ -348,6 +355,10 @@ OPJ_BOOL opj_tcd_encode_tile(opj_tcd_t *p_tcd, /** Decode a tile from a buffer into a raw image @param tcd TCD handle +@param decoded_x0 Upper left x of region to decode (in grid coordinates) +@param decoded_y0 Upper left y of region to decode (in grid coordinates) +@param decoded_x1 Lower right x of region to decode (in grid coordinates) +@param decoded_y1 Lower right y of region to decode (in grid coordinates) @param src Source buffer @param len Length of source buffer @param tileno Number that identifies one of the tiles to be decoded @@ -355,6 +366,10 @@ Decode a tile from a buffer into a raw image @param manager the event manager. */ OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *tcd, + OPJ_UINT32 decoded_x0, + OPJ_UINT32 decoded_y0, + OPJ_UINT32 decoded_x1, + OPJ_UINT32 decoded_y1, OPJ_BYTE *src, OPJ_UINT32 len, OPJ_UINT32 tileno, @@ -409,6 +424,31 @@ OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band); /** Reinitialize a segment */ void opj_tcd_reinit_segment(opj_tcd_seg_t* seg); + +/** Returns whether a sub-band region contributes to the area of interest + * tcd->decoded_x0,tcd->decoded_y0,tcd->decoded_x1,tcd->decoded_y1. + * + * @param tcd TCD handle. + * @param compno Component number + * @param resno Resolution number + * @param bandno Band number (*not* band index, ie 0, 1, 2 or 3) + * @param x0 Upper left x in subband coordinates + * @param y0 Upper left y in subband coordinates + * @param x1 Lower right x in subband coordinates + * @param y1 Lower right y in subband coordinates + * @return OPJ_TRUE whether the sub-band region contributs to the area of + * interest. + */ +OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd, + OPJ_UINT32 compno, + OPJ_UINT32 resno, + OPJ_UINT32 bandno, + OPJ_UINT32 x0, + OPJ_UINT32 y0, + OPJ_UINT32 x1, + OPJ_UINT32 y1); + + /* ----------------------------------------------------------------------- */ /*@}*/ diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt index 7b107d72..aa8f9446 100644 --- a/tests/CMakeLists.txt +++ b/tests/CMakeLists.txt @@ -45,6 +45,9 @@ add_executable(compare_raw_files ${compare_raw_files_SRCS}) add_executable(test_tile_encoder test_tile_encoder.c) target_link_libraries(test_tile_encoder ${OPENJPEG_LIBRARY_NAME}) +add_executable(test_decode_area test_decode_area.c) +target_link_libraries(test_decode_area ${OPENJPEG_LIBRARY_NAME}) + # Let's try a couple of possibilities: add_test(NAME tte0 COMMAND test_tile_encoder) add_test(NAME tte1 COMMAND test_tile_encoder 3 2048 2048 1024 1024 8 1 tte1.j2k) @@ -80,6 +83,18 @@ set_property(TEST rta4 APPEND PROPERTY DEPENDS tte4) add_test(NAME rta5 COMMAND j2k_random_tile_access tte5.j2k) set_property(TEST rta5 APPEND PROPERTY DEPENDS tte5) +add_test(NAME tda_prep_reversible_no_precinct COMMAND test_tile_encoder 1 256 256 32 32 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1) +add_test(NAME tda_reversible_no_precinct COMMAND test_decode_area -q reversible_no_precinct.j2k) +set_property(TEST tda_reversible_no_precinct APPEND PROPERTY DEPENDS tda_prep_reversible_no_precinct) + +add_test(NAME tda_prep_reversible_with_precinct COMMAND test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16) +add_test(NAME tda_reversible_with_precinct COMMAND test_decode_area -q reversible_with_precinct.j2k) +set_property(TEST tda_reversible_with_precinct APPEND PROPERTY DEPENDS tda_prep_reversible_with_precinct) + +add_test(NAME tda_prep_irreversible_no_precinct COMMAND test_tile_encoder 1 256 256 32 32 8 1 irreversible_no_precinct.j2k 4 4 3 0 0 1) +add_test(NAME tda_irreversible_no_precinct COMMAND test_decode_area -q irreversible_no_precinct.j2k) +set_property(TEST tda_irreversible_no_precinct APPEND PROPERTY DEPENDS tda_prep_irreversible_no_precinct) + add_executable(include_openjpeg include_openjpeg.c) # No image send to the dashboard if lib PNG is not available. diff --git a/tests/test_decode_area.c b/tests/test_decode_area.c new file mode 100644 index 00000000..5a36747a --- /dev/null +++ b/tests/test_decode_area.c @@ -0,0 +1,394 @@ +/* + * The copyright in this software is being made available under the 2-clauses + * BSD License, included below. This software may be subject to other third + * party and contributor rights, including patent rights, and no such rights + * are granted under this license. + * + * Copyright (c) 2017, IntoPix SA + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include + +#include "openjpeg.h" +#include "format_defs.h" + + +/* -------------------------------------------------------------------------- */ +#define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a" +#define JP2_MAGIC "\x0d\x0a\x87\x0a" +/* position 45: "\xff\x52" */ +#define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51" + +static int infile_format(const char *fname) +{ + FILE *reader; + unsigned char buf[12]; + unsigned int l_nb_read; + + reader = fopen(fname, "rb"); + + if (reader == NULL) { + return -1; + } + + memset(buf, 0, 12); + l_nb_read = (unsigned int)fread(buf, 1, 12, reader); + fclose(reader); + if (l_nb_read != 12) { + return -1; + } + + if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) { + return JP2_CFMT; + } else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) { + return J2K_CFMT; + } else { + return -1; + } +} + + +/* -------------------------------------------------------------------------- */ + +/** + sample error debug callback expecting no client object + */ +static void error_callback(const char *msg, void *client_data) +{ + (void)client_data; + fprintf(stdout, "[ERROR] %s", msg); +} +/** + sample warning debug callback expecting no client object + */ +static void warning_callback(const char *msg, void *client_data) +{ + (void)client_data; + fprintf(stdout, "[WARNING] %s", msg); +} +/** + sample debug callback expecting no client object + */ +static void info_callback(const char *msg, void *client_data) +{ + (void)client_data; + (void)msg; + /*fprintf(stdout, "[INFO] %s", msg);*/ +} + +opj_image_t* decode( + OPJ_BOOL quiet, + const char* input_file, + OPJ_INT32 x0, + OPJ_INT32 y0, + OPJ_INT32 x1, + OPJ_INT32 y1, + OPJ_UINT32* ptilew, + OPJ_UINT32* ptileh, + OPJ_UINT32* pcblkw, + OPJ_UINT32* pcblkh) +{ + opj_dparameters_t l_param; + opj_codec_t * l_codec = NULL; + opj_image_t * l_image = NULL; + opj_stream_t * l_stream = NULL; + + if (!quiet) { + if (x0 != 0 || x1 != 0 || y0 != 0 || y1 != 0) { + printf("Decoding %d,%d,%d,%d\n", x0, y0, x1, y1); + } else { + printf("Decoding full image\n"); + } + } + + l_stream = opj_stream_create_default_file_stream(input_file, OPJ_TRUE); + if (!l_stream) { + fprintf(stderr, "ERROR -> failed to create the stream from the file\n"); + return NULL; + } + + /* Set the default decoding parameters */ + opj_set_default_decoder_parameters(&l_param); + + /* */ + l_param.decod_format = infile_format(input_file); + + + switch (l_param.decod_format) { + case J2K_CFMT: { /* JPEG-2000 codestream */ + /* Get a decoder handle */ + l_codec = opj_create_decompress(OPJ_CODEC_J2K); + break; + } + case JP2_CFMT: { /* JPEG 2000 compressed image data */ + /* Get a decoder handle */ + l_codec = opj_create_decompress(OPJ_CODEC_JP2); + break; + } + default: { + fprintf(stderr, "ERROR -> Not a valid JPEG2000 file!\n"); + opj_stream_destroy(l_stream); + return NULL; + } + } + + /* catch events using our callbacks and give a local context */ + opj_set_info_handler(l_codec, info_callback, 00); + opj_set_warning_handler(l_codec, warning_callback, 00); + opj_set_error_handler(l_codec, error_callback, 00); + + /* Setup the decoder decoding parameters using user parameters */ + if (! opj_setup_decoder(l_codec, &l_param)) { + fprintf(stderr, "ERROR ->failed to setup the decoder\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + return NULL; + } + + /* Read the main header of the codestream and if necessary the JP2 boxes*/ + if (! opj_read_header(l_stream, l_codec, &l_image)) { + fprintf(stderr, "ERROR -> failed to read the header\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + return NULL; + } + + { + opj_codestream_info_v2_t* pCodeStreamInfo = opj_get_cstr_info(l_codec); + if (ptilew) { + *ptilew = pCodeStreamInfo->tdx; + } + if (ptileh) { + *ptilew = pCodeStreamInfo->tdy; + } + //int numResolutions = pCodeStreamInfo->m_default_tile_info.tccp_info[0].numresolutions; + if (pcblkw) { + *pcblkw = 1U << pCodeStreamInfo->m_default_tile_info.tccp_info[0].cblkw; + } + if (pcblkh) { + *pcblkh = 1U << pCodeStreamInfo->m_default_tile_info.tccp_info[0].cblkh; + } + opj_destroy_cstr_info(&pCodeStreamInfo); + } + + if (x0 != 0 || x1 != 0 || y0 != 0 || y1 != 0) { + if (!opj_set_decode_area(l_codec, l_image, x0, y0, x1, y1)) { + fprintf(stderr, "ERROR -> failed to set the decoded area\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + opj_image_destroy(l_image); + return NULL; + } + } + + /* Get the decoded image */ + if (!(opj_decode(l_codec, l_stream, l_image))) { + fprintf(stderr, "ERROR -> failed to decode image!\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + opj_image_destroy(l_image); + return NULL; + } + + if (! opj_end_decompress(l_codec, l_stream)) { + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + opj_image_destroy(l_image); + return NULL; + } + + + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + return l_image; +} + +OPJ_BOOL check_consistency(opj_image_t* p_image, opj_image_t* p_sub_image) +{ + OPJ_UINT32 compno; + for (compno = 0; compno < p_image->numcomps; compno ++) { + OPJ_UINT32 y; + OPJ_UINT32 shift_y = p_sub_image->comps[compno].y0 - p_image->comps[compno].y0; + OPJ_UINT32 shift_x = p_sub_image->comps[compno].x0 - p_image->comps[compno].x0; + OPJ_UINT32 image_w = p_image->comps[compno].w; + OPJ_UINT32 sub_image_w = p_sub_image->comps[compno].w; + for (y = 0; y < p_sub_image->comps[compno].h; y++) { + OPJ_UINT32 x; + + for (x = 0; x < sub_image_w; x++) { + OPJ_INT32 sub_image_val = + p_sub_image->comps[compno].data[y * sub_image_w + x]; + OPJ_INT32 image_val = + p_image->comps[compno].data[(y + shift_y) * image_w + x + shift_x]; + if (sub_image_val != image_val) { + fprintf(stderr, + "Difference found at subimage pixel (%u,%u) " + "of compno=%u: got %d, expected %d\n", + x, y, compno, sub_image_val, image_val); + return OPJ_FALSE; + } + } + } + } + return OPJ_TRUE; +} + +static INLINE OPJ_UINT32 opj_uint_min(OPJ_UINT32 a, OPJ_UINT32 b) +{ + return (a < b) ? a : b; +} + +int main(int argc, char** argv) +{ + opj_image_t * l_image = NULL; + opj_image_t * l_sub_image = NULL; + OPJ_INT32 da_x0 = 0, da_y0 = 0, da_x1 = 0, da_y1 = 0; + const char* input_file = NULL; + OPJ_UINT32 tilew, tileh, cblkw, cblkh; + OPJ_UINT32 w, h; + OPJ_UINT32 x, y; + OPJ_UINT32 step_x, step_y; + OPJ_BOOL quiet = OPJ_FALSE; + OPJ_UINT32 nsteps = 100; + + if (argc < 2) { + fprintf(stderr, + "Usage: test_decode_area [-q] [-steps n] input_file_jp2_or_jk2 [x0 y0 x1 y1]\n"); + return 1; + } + + { + int iarg; + for (iarg = 1; iarg < argc; iarg++) { + if (strcmp(argv[iarg], "-q") == 0) { + quiet = OPJ_TRUE; + } else if (strcmp(argv[iarg], "-steps") == 0 && iarg + 1 < argc) { + nsteps = (OPJ_UINT32)atoi(argv[iarg + 1]); + iarg ++; + } else if (input_file == NULL) { + input_file = argv[iarg]; + } else if (iarg + 3 < argc) { + da_x0 = atoi(argv[iarg]); + da_y0 = atoi(argv[iarg + 1]); + da_x1 = atoi(argv[iarg + 2]); + da_y1 = atoi(argv[iarg + 3]); + iarg += 3; + } + } + } + + l_image = decode(quiet, input_file, 0, 0, 0, 0, + &tilew, &tileh, &cblkw, &cblkh); + if (!l_image) { + return 1; + } + + if (da_x0 != 0 || da_x1 != 0 || da_y0 != 0 || da_y1 != 0) { + l_sub_image = decode(quiet, input_file, da_x0, da_y0, da_x1, da_y1, + NULL, NULL, NULL, NULL); + if (!l_sub_image) { + fprintf(stderr, "decode failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + + if (!check_consistency(l_image, l_sub_image)) { + fprintf(stderr, "Consistency checked failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 0; + } + + w = l_image->x1 - l_image->x0; + h = l_image->y1 - l_image->y0; + step_x = w > nsteps ? w / nsteps : 1; + step_y = h > nsteps ? h / nsteps : 1; + for (y = 0; y < h; y += step_y) { + for (x = 0; x < w; x += step_x) { + da_x0 = (OPJ_INT32)(l_image->x0 + x); + da_y0 = (OPJ_INT32)(l_image->y0 + y); + da_x1 = (OPJ_INT32)opj_uint_min(l_image->x1, l_image->x0 + x + 1); + da_y1 = (OPJ_INT32)opj_uint_min(l_image->y1, l_image->y0 + y + 1); + l_sub_image = decode(quiet, input_file, da_x0, da_y0, da_x1, da_y1, + NULL, NULL, NULL, NULL); + if (!l_sub_image) { + fprintf(stderr, "decode failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + + if (!check_consistency(l_image, l_sub_image)) { + fprintf(stderr, "Consistency checked failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + opj_image_destroy(l_sub_image); + + if (step_x > 1 || step_y > 1) { + if (step_x > 1) { + da_x0 = (OPJ_INT32)opj_uint_min(l_image->x1, (OPJ_UINT32)da_x0 + 1); + da_x1 = (OPJ_INT32)opj_uint_min(l_image->x1, (OPJ_UINT32)da_x1 + 1); + } + if (step_y > 1) { + da_y0 = (OPJ_INT32)opj_uint_min(l_image->y1, (OPJ_UINT32)da_y0 + 1); + da_y1 = (OPJ_INT32)opj_uint_min(l_image->y1, (OPJ_UINT32)da_y1 + 1); + } + l_sub_image = decode(quiet, input_file, da_x0, da_y0, da_x1, da_y1, + NULL, NULL, NULL, NULL); + if (!l_sub_image) { + fprintf(stderr, "decode failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + + if (!check_consistency(l_image, l_sub_image)) { + fprintf(stderr, "Consistency checked failed for %d,%d,%d,%d\n", + da_x0, da_y0, da_x1, da_y1); + opj_image_destroy(l_sub_image); + opj_image_destroy(l_image); + return 1; + } + opj_image_destroy(l_sub_image); + } + } + } + + opj_image_destroy(l_image); + return 0; +} diff --git a/tests/test_tile_encoder.c b/tests/test_tile_encoder.c index 861b8c70..028d38eb 100644 --- a/tests/test_tile_encoder.c +++ b/tests/test_tile_encoder.c @@ -60,6 +60,16 @@ static void info_callback(const char *msg, void *client_data) fprintf(stdout, "[INFO] %s", msg); } +static INLINE OPJ_UINT32 opj_uint_max(OPJ_UINT32 a, OPJ_UINT32 b) +{ + return (a > b) ? a : b; +} + +static INLINE OPJ_UINT32 opj_uint_min(OPJ_UINT32 a, OPJ_UINT32 b) +{ + return (a < b) ? a : b; +} + /* -------------------------------------------------------------------------- */ #define NUM_COMPS_MAX 4 @@ -70,7 +80,7 @@ int main(int argc, char *argv[]) opj_image_t * l_image; opj_image_cmptparm_t l_params [NUM_COMPS_MAX]; opj_stream_t * l_stream; - OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_nb_tiles_width, l_nb_tiles_height, l_nb_tiles; OPJ_UINT32 l_data_size; size_t len; @@ -98,9 +108,18 @@ int main(int argc, char *argv[]) int comp_prec; int irreversible; const char *output_file; + int cblockw_init = 64; + int cblockh_init = 64; + int numresolution = 6; + OPJ_UINT32 offsetx = 0; + OPJ_UINT32 offsety = 0; + int quality_loss = 1; + int is_rand = 0; + + opj_set_default_encoder_parameters(&l_param); - /* should be test_tile_encoder 3 2000 2000 1000 1000 8 tte1.j2k */ - if (argc == 9) { + /* should be test_tile_encoder 3 2000 2000 1000 1000 8 tte1.j2k [64 64] [6] [0 0] [0] [256 256] */ + if (argc >= 9) { num_comps = (OPJ_UINT32)atoi(argv[1]); image_width = atoi(argv[2]); image_height = atoi(argv[3]); @@ -109,6 +128,28 @@ int main(int argc, char *argv[]) comp_prec = atoi(argv[6]); irreversible = atoi(argv[7]); output_file = argv[8]; + if (argc >= 12) { + quality_loss = 0; + cblockw_init = atoi(argv[9]); + cblockh_init = atoi(argv[10]); + } + if (argc >= 13) { + numresolution = atoi(argv[11]); + } + if (argc >= 14) { + offsetx = (OPJ_UINT32)atoi(argv[12]); + offsety = (OPJ_UINT32)atoi(argv[13]); + } + if (argc >= 15) { + is_rand = atoi(argv[14]); + } + for (i = 15; i + 1 < (OPJ_UINT32)argc && + l_param.res_spec < OPJ_J2K_MAXRLVLS; i += 2) { + l_param.csty |= 0x01; + l_param.prcw_init[l_param.res_spec] = atoi(argv[i]); + l_param.prch_init[l_param.res_spec] = atoi(argv[i + 1]); + l_param.res_spec ++; + } } else { num_comps = 3; image_width = 2000; @@ -122,8 +163,11 @@ int main(int argc, char *argv[]) if (num_comps > NUM_COMPS_MAX) { return 1; } - l_nb_tiles = (OPJ_UINT32)(image_width / tile_width) * (OPJ_UINT32)( - image_height / tile_height); + l_nb_tiles_width = (offsetx + (OPJ_UINT32)image_width + + (OPJ_UINT32)tile_width - 1) / (OPJ_UINT32)tile_width; + l_nb_tiles_height = (offsety + (OPJ_UINT32)image_height + + (OPJ_UINT32)tile_height - 1) / (OPJ_UINT32)tile_height; + l_nb_tiles = l_nb_tiles_width * l_nb_tiles_height; l_data_size = (OPJ_UINT32)tile_width * (OPJ_UINT32)tile_height * (OPJ_UINT32)num_comps * (OPJ_UINT32)(comp_prec / 8); @@ -134,16 +178,21 @@ int main(int argc, char *argv[]) fprintf(stdout, "Encoding random values -> keep in mind that this is very hard to compress\n"); for (i = 0; i < l_data_size; ++i) { - l_data[i] = (OPJ_BYTE)i; /*rand();*/ + if (is_rand) { + l_data[i] = (OPJ_BYTE)rand(); + } else { + l_data[i] = (OPJ_BYTE)i; + } } - opj_set_default_encoder_parameters(&l_param); /** you may here add custom encoding parameters */ /* rate specifications */ /** number of quality layers in the stream */ - l_param.tcp_numlayers = 1; - l_param.cp_fixed_quality = 1; - l_param.tcp_distoratio[0] = 20; + if (quality_loss) { + l_param.tcp_numlayers = 1; + l_param.cp_fixed_quality = 1; + l_param.tcp_distoratio[0] = 20; + } /* is using others way of calculation */ /* l_param.cp_disto_alloc = 1 or l_param.cp_fixed_alloc = 1 */ /* l_param.tcp_rates[0] = ... */ @@ -158,6 +207,10 @@ int main(int argc, char *argv[]) l_param.cp_tdx = tile_width; l_param.cp_tdy = tile_height; + /* code block size */ + l_param.cblockw_init = cblockw_init; + l_param.cblockh_init = cblockh_init; + /* use irreversible encoding ?*/ l_param.irreversible = irreversible; @@ -187,7 +240,7 @@ int main(int argc, char *argv[]) /* l_param.mode = 0;*/ /** number of resolutions */ - l_param.numresolution = 6; + l_param.numresolution = numresolution; /** progression order to use*/ /** OPJ_LRCP, OPJ_RLCP, OPJ_RPCL, PCRL, CPRL */ @@ -221,8 +274,8 @@ int main(int argc, char *argv[]) l_current_param_ptr->sgnd = 0; l_current_param_ptr->prec = (OPJ_UINT32)comp_prec; - l_current_param_ptr->x0 = 0; - l_current_param_ptr->y0 = 0; + l_current_param_ptr->x0 = offsetx; + l_current_param_ptr->y0 = offsety; ++l_current_param_ptr; } @@ -251,10 +304,10 @@ int main(int argc, char *argv[]) return 1; } - l_image->x0 = 0; - l_image->y0 = 0; - l_image->x1 = (OPJ_UINT32)image_width; - l_image->y1 = (OPJ_UINT32)image_height; + l_image->x0 = offsetx; + l_image->y0 = offsety; + l_image->x1 = offsetx + (OPJ_UINT32)image_width; + l_image->y1 = offsety + (OPJ_UINT32)image_height; l_image->color_space = OPJ_CLRSPC_SRGB; if (! opj_setup_encoder(l_codec, &l_param, l_image)) { @@ -286,7 +339,18 @@ int main(int argc, char *argv[]) } for (i = 0; i < l_nb_tiles; ++i) { - if (! opj_write_tile(l_codec, i, l_data, l_data_size, l_stream)) { + OPJ_UINT32 tile_y = i / l_nb_tiles_width; + OPJ_UINT32 tile_x = i % l_nb_tiles_width; + OPJ_UINT32 tile_x0 = opj_uint_max(l_image->x0, tile_x * (OPJ_UINT32)tile_width); + OPJ_UINT32 tile_y0 = opj_uint_max(l_image->y0, + tile_y * (OPJ_UINT32)tile_height); + OPJ_UINT32 tile_x1 = opj_uint_min(l_image->x1, + (tile_x + 1) * (OPJ_UINT32)tile_width); + OPJ_UINT32 tile_y1 = opj_uint_min(l_image->y1, + (tile_y + 1) * (OPJ_UINT32)tile_height); + OPJ_UINT32 tilesize = (tile_x1 - tile_x0) * (tile_y1 - tile_y0) * + (OPJ_UINT32)num_comps * (OPJ_UINT32)(comp_prec / 8); + if (! opj_write_tile(l_codec, i, l_data, tilesize, l_stream)) { fprintf(stderr, "ERROR -> test_tile_encoder: failed to write the tile %d!\n", i); opj_stream_destroy(l_stream); -- 2.40.0