diff options
| author | Mickael Savinaud <savmickael@users.noreply.github.com> | 2012-10-24 09:29:34 +0000 |
|---|---|---|
| committer | Mickael Savinaud <savmickael@users.noreply.github.com> | 2012-10-24 09:29:34 +0000 |
| commit | 216791c3fb2858bc32159d70e917b4abae47e000 (patch) | |
| tree | 684ff395eddccf5537bf1928e71021553e72ffc0 /src/lib/openjp2/dwt.c | |
| parent | 12c4e680580f5a246a7a5b3993cfadbbffbd0e9d (diff) | |
[trunk] Finalize dwt.v/.h with the v2 style : remove last functions already optimized, add opj_ prefix, use new name of the functions
Diffstat (limited to 'src/lib/openjp2/dwt.c')
| -rw-r--r-- | src/lib/openjp2/dwt.c | 145 |
1 files changed, 2 insertions, 143 deletions
diff --git a/src/lib/openjp2/dwt.c b/src/lib/openjp2/dwt.c index a94f21bb..bb52718f 100644 --- a/src/lib/openjp2/dwt.c +++ b/src/lib/openjp2/dwt.c @@ -487,13 +487,6 @@ OPJ_UINT32 opj_dwt_getgain(OPJ_UINT32 orient) { /* <summary> */ /* Get norm of 5-3 wavelet. */ /* </summary> */ -double dwt_getnorm(int level, int orient) { - return opj_dwt_norms[orient][level]; -} - -/* <summary> */ -/* Get norm of 5-3 wavelet. */ -/* </summary> */ OPJ_FLOAT64 opj_dwt_getnorm(OPJ_UINT32 level, OPJ_UINT32 orient) { return opj_dwt_norms[orient][level]; } @@ -517,13 +510,6 @@ OPJ_UINT32 opj_dwt_getgain_real(OPJ_UINT32 orient) { /* <summary> */ /* Get norm of 9-7 wavelet. */ /* </summary> */ -double dwt_getnorm_real(int level, int orient) { - return opj_dwt_norms_real[orient][level]; -} - -/* <summary> */ -/* Get norm of 9-7 wavelet. */ -/* </summary> */ OPJ_FLOAT64 opj_dwt_getnorm_real(OPJ_UINT32 level, OPJ_UINT32 orient) { return opj_dwt_norms_real[orient][level]; } @@ -549,39 +535,6 @@ void opj_dwt_calc_explicit_stepsizes(opj_tccp_t * tccp, OPJ_UINT32 prec) { } } -#ifdef OPJ_V1 -/* <summary> */ -/* Determine maximum computed resolution level for inverse wavelet transform */ -/* </summary> */ -static int dwt_decode_max_resolution(opj_tcd_resolution_t* restrict r, int i) { - int mr = 1; - int w; - while( --i ) { - r++; - if( mr < ( w = r->x1 - r->x0 ) ) - mr = w ; - if( mr < ( w = r->y1 - r->y0 ) ) - mr = w ; - } - return mr ; -} -#endif -/* <summary> */ -/* Determine maximum computed resolution level for inverse wavelet transform */ -/* </summary> */ -static OPJ_UINT32 dwt_max_resolution(opj_tcd_resolution_t* restrict r, OPJ_UINT32 i) { - OPJ_UINT32 mr = 0; - OPJ_UINT32 w; - while( --i ) { - ++r; - if( mr < ( w = r->x1 - r->x0 ) ) - mr = w ; - if( mr < ( w = r->y1 - r->y0 ) ) - mr = w ; - } - return mr ; -} - /* <summary> */ /* Determine maximum computed resolution level for inverse wavelet transform */ /* </summary> */ @@ -614,9 +567,7 @@ opj_bool opj_dwt_decode_tile(opj_tcd_tilecomp_v2_t* tilec, OPJ_UINT32 numres, DW h.mem = (OPJ_INT32*) opj_aligned_malloc(opj_dwt_max_resolution(tr, numres) * sizeof(OPJ_INT32)); - if - (! h.mem) - { + if (! h.mem){ return OPJ_FALSE; } @@ -872,102 +823,10 @@ void opj_v4dwt_decode(v4dwt_t* restrict dwt) } -/* KEEP TRUNK VERSION + return type of v2 because rev557 */ -/* <summary> */ -/* Inverse 9-7 wavelet transform in 2-D. */ -/* </summary> */ -/* V1 void dwt_decode_real(opj_tcd_tilecomp_t* restrict tilec, int numres){ */ -opj_bool dwt_decode_real(opj_tcd_tilecomp_t* restrict tilec, int numres) -{ - v4dwt_t h; - v4dwt_t v; - - opj_tcd_resolution_t* res = tilec->resolutions; - - int rw = res->x1 - res->x0; /* width of the resolution level computed */ - int rh = res->y1 - res->y0; /* height of the resolution level computed */ - - int w = tilec->x1 - tilec->x0; - - h.wavelet = (v4*) opj_aligned_malloc((dwt_max_resolution(res, numres)+5) * sizeof(v4)); - v.wavelet = h.wavelet; - - while( --numres) { - float * restrict aj = (float*) tilec->data; - int bufsize = (tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0); - int j; - - h.sn = rw; - v.sn = rh; - - ++res; - - rw = res->x1 - res->x0; /* width of the resolution level computed */ - rh = res->y1 - res->y0; /* height of the resolution level computed */ - - h.dn = rw - h.sn; - h.cas = res->x0 % 2; - - for(j = rh; j > 3; j -= 4){ - int k; - opj_v4dwt_interleave_h(&h, aj, w, bufsize); - opj_v4dwt_decode(&h); - for(k = rw; --k >= 0;){ - aj[k ] = h.wavelet[k].f[0]; - aj[k+w ] = h.wavelet[k].f[1]; - aj[k+w*2] = h.wavelet[k].f[2]; - aj[k+w*3] = h.wavelet[k].f[3]; - } - aj += w*4; - bufsize -= w*4; - } - if (rh & 0x03) { - int k; - j = rh & 0x03; - opj_v4dwt_interleave_h(&h, aj, w, bufsize); - opj_v4dwt_decode(&h); - for(k = rw; --k >= 0;){ - switch(j) { - case 3: aj[k+w*2] = h.wavelet[k].f[2]; - case 2: aj[k+w ] = h.wavelet[k].f[1]; - case 1: aj[k ] = h.wavelet[k].f[0]; - } - } - } - - v.dn = rh - v.sn; - v.cas = res->y0 % 2; - - aj = (float*) tilec->data; - for(j = rw; j > 3; j -= 4){ - int k; - opj_v4dwt_interleave_v(&v, aj, w, 4); - opj_v4dwt_decode(&v); - for(k = 0; k < rh; ++k){ - memcpy(&aj[k*w], &v.wavelet[k], 4 * sizeof(float)); - } - aj += 4; - } - if (rw & 0x03){ - int k; - j = rw & 0x03; - opj_v4dwt_interleave_v(&v, aj, w, j); - opj_v4dwt_decode(&v); - for(k = 0; k < rh; ++k){ - memcpy(&aj[k*w], &v.wavelet[k], j * sizeof(float)); - } - } - } - - opj_aligned_free(h.wavelet); - return OPJ_TRUE; -} - - /* <summary> */ /* Inverse 9-7 wavelet transform in 2-D. */ /* </summary> */ -opj_bool dwt_decode_real_v2(opj_tcd_tilecomp_v2_t* restrict tilec, OPJ_UINT32 numres) +opj_bool opj_dwt_decode_real(opj_tcd_tilecomp_v2_t* restrict tilec, OPJ_UINT32 numres) { v4dwt_t h; v4dwt_t v; |
