diff options
| author | Even Rouault <even.rouault@spatialys.com> | 2020-05-20 13:14:16 +0200 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2020-05-20 20:31:28 +0200 |
| commit | f38c069547f1c41dc94ec4a273efb07997685c21 (patch) | |
| tree | d2138c66b3b31e0a758f4c7d7387b640521846d3 /src/lib/openjp2/tcd.c | |
| parent | e46e300de55aa35279935ef9e8572949d725d833 (diff) | |
Irreversible decoding: align code more closely to the standard by avoid messing up with stepsize (no functional change)
Diffstat (limited to 'src/lib/openjp2/tcd.c')
| -rw-r--r-- | src/lib/openjp2/tcd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/lib/openjp2/tcd.c b/src/lib/openjp2/tcd.c index e41e7772..a84ec063 100644 --- a/src/lib/openjp2/tcd.c +++ b/src/lib/openjp2/tcd.c @@ -112,7 +112,7 @@ void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img) * Initializes tile coding/decoding */ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, - OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block, + OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block, opj_event_mgr_t* manager); /** @@ -721,7 +721,7 @@ OPJ_BOOL opj_alloc_tile_component_data(opj_tcd_tilecomp_t *l_tilec) /* ----------------------------------------------------------------------- */ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, - OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block, + OPJ_BOOL isEncoder, OPJ_SIZE_T sizeof_block, opj_event_mgr_t* manager) { OPJ_UINT32(*l_gain_ptr)(OPJ_UINT32) = 00; @@ -1013,7 +1013,7 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, /* Delta_b value of Equation E-3 in "E.1 Inverse quantization * procedure" of the standard */ l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0, - (OPJ_INT32)(numbps - l_step_size->expn)))) * fraction; + (OPJ_INT32)(numbps - l_step_size->expn)))); /* Mb value of Equation E-2 in "E.1 Inverse quantization * procedure" of the standard */ l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits - @@ -1196,14 +1196,14 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, OPJ_BOOL opj_tcd_init_encode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, opj_event_mgr_t* p_manager) { - return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE, 1.0F, + return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE, sizeof(opj_tcd_cblk_enc_t), p_manager); } OPJ_BOOL opj_tcd_init_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, opj_event_mgr_t* p_manager) { - return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE, 0.5F, + return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE, sizeof(opj_tcd_cblk_dec_t), p_manager); } |