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Code Issues Releases Activity

avcodec/jpeg2000dwt: Fix order of operations in integer decomposition wavelets

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-06-20 00:41:12 +02:00
parent 7e2bdea764
commit 75651cd63f
9 changed files with 66 additions and 64 deletions
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66
libavcodec/jpeg2000dwt.c
View File

@ -111,22 +111,6 @@ static void dwt_encode53(DWTContext *s, int *t)
int *l;
av_assert1(!mh && !mv);
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){
int i, j = 0;
for (i = 0; i < lh; i++)
l[i] = t[w*lp + i];
sd_1d53(line, mh, mh + lh);
// copy back and deinterleave
for (i = mh; i < lh; i+=2, j++)
t[w*lp + j] = l[i];
for (i = 1-mh; i < lh; i+=2, j++)
t[w*lp + j] = l[i];
}
// VER_SD
l = line + mv;
@ -144,6 +128,23 @@ static void dwt_encode53(DWTContext *s, int *t)
for (i = 1-mv; i < lv; i+=2, j++)
t[w*j + lp] = l[i];
}
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){
int i, j = 0;
for (i = 0; i < lh; i++)
l[i] = t[w*lp + i];
sd_1d53(line, mh, mh + lh);
// copy back and deinterleave
for (i = mh; i < lh; i+=2, j++)
t[w*lp + j] = l[i];
for (i = 1-mh; i < lh; i+=2, j++)
t[w*lp + j] = l[i];
}
}
}
static void sd_1d97_float(float *p, int i0, int i1)
@ -265,6 +266,23 @@ static void dwt_encode97_int(DWTContext *s, int *t)
av_assert1(!mh && !mv);
// VER_SD
l = line + mv;
for (lp = 0; lp < lh; lp++) {
int i, j = 0;
for (i = 0; i < lv; i++)
l[i] = t[w*i + lp];
sd_1d97_int(line, mv, mv + lv);
// copy back and deinterleave
for (i = mv; i < lv; i+=2, j++)
t[w*j + lp] = ((l[i] * I_LFTG_X) + (1 << 16)) >> 17;
for (i = 1-mv; i < lv; i+=2, j++)
t[w*j + lp] = ((l[i] * I_LFTG_K) + (1 << 16)) >> 17;
}
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){
@ -282,22 +300,6 @@ static void dwt_encode97_int(DWTContext *s, int *t)
t[w*lp + j] = ((l[i] * I_LFTG_K) + (1 << 16)) >> 17;
}
// VER_SD
l = line + mv;
for (lp = 0; lp < lh; lp++) {
int i, j = 0;
for (i = 0; i < lv; i++)
l[i] = t[w*i + lp];
sd_1d97_int(line, mv, mv + lv);
// copy back and deinterleave
for (i = mv; i < lv; i+=2, j++)
t[w*j + lp] = ((l[i] * I_LFTG_X) + (1 << 16)) >> 17;
for (i = 1-mv; i < lv; i+=2, j++)
t[w*j + lp] = ((l[i] * I_LFTG_K) + (1 << 16)) >> 17;
}
}
}

8
tests/ref/vsynth/vsynth1-jpeg2000
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@ -1,4 +1,4 @@
5572e09ae6826a5671fc868da4b153f5 *tests/data/fate/vsynth1-jpeg2000.avi
2261220 tests/data/fate/vsynth1-jpeg2000.avi
5cdeb5efd2343994b949718e278819f2 *tests/data/fate/vsynth1-jpeg2000.out.rawvideo
stddev: 5.37 PSNR: 33.53 MAXDIFF: 60 bytes: 7603200/ 7603200
c742e656f20e6f4dfcf39d3c00a4d78c *tests/data/fate/vsynth1-jpeg2000.avi
2265498 tests/data/fate/vsynth1-jpeg2000.avi
15a8e49f6fd014193bbafd72f84936c7 *tests/data/fate/vsynth1-jpeg2000.out.rawvideo
stddev: 5.36 PSNR: 33.55 MAXDIFF: 61 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth1-jpeg2000-97
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@ -1,4 +1,4 @@
26fdfa1bd7c072002ba9a8feefb8092a *tests/data/fate/vsynth1-jpeg2000-97.avi
2200030 tests/data/fate/vsynth1-jpeg2000-97.avi
99f8f9436e6d9d42a71e3d2a90de61d0 *tests/data/fate/vsynth1-jpeg2000-97.out.rawvideo
stddev: 6.21 PSNR: 32.27 MAXDIFF: 60 bytes: 7603200/ 7603200
0bbcba25aaf987d1719a12c3f6e5a333 *tests/data/fate/vsynth1-jpeg2000-97.avi
2188416 tests/data/fate/vsynth1-jpeg2000-97.avi
9dd595c219b4ab5219a96b08cd18851f *tests/data/fate/vsynth1-jpeg2000-97.out.rawvideo
stddev: 6.19 PSNR: 32.30 MAXDIFF: 57 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth2-jpeg2000
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@ -1,4 +1,4 @@
5118a520a8f776493ee6aeef9849e4a4 *tests/data/fate/vsynth2-jpeg2000.avi
1495578 tests/data/fate/vsynth2-jpeg2000.avi
025b1592f31bc71bb249af7e1124b50b *tests/data/fate/vsynth2-jpeg2000.out.rawvideo
stddev: 5.00 PSNR: 34.14 MAXDIFF: 59 bytes: 7603200/ 7603200
618d3b5c498a0fde4debce5235fcc334 *tests/data/fate/vsynth2-jpeg2000.avi
1494316 tests/data/fate/vsynth2-jpeg2000.avi
36afd96d6e55bc83166fd615351ba366 *tests/data/fate/vsynth2-jpeg2000.out.rawvideo
stddev: 5.00 PSNR: 34.15 MAXDIFF: 59 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth2-jpeg2000-97
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@ -1,4 +1,4 @@
f72998d38afd03608e918a73a122595f *tests/data/fate/vsynth2-jpeg2000-97.avi
1451520 tests/data/fate/vsynth2-jpeg2000-97.avi
3351e4a11b4da2971194be7f571f2655 *tests/data/fate/vsynth2-jpeg2000-97.out.rawvideo
stddev: 5.40 PSNR: 33.47 MAXDIFF: 58 bytes: 7603200/ 7603200
1894f3c438f817b6101a444e2af430d3 *tests/data/fate/vsynth2-jpeg2000-97.avi
1448224 tests/data/fate/vsynth2-jpeg2000-97.avi
c95f2c7138ec20a6f388d1d945cf0cf4 *tests/data/fate/vsynth2-jpeg2000-97.out.rawvideo
stddev: 5.35 PSNR: 33.56 MAXDIFF: 55 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth3-jpeg2000
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@ -1,4 +1,4 @@
a9f02a1a91b1c261835ad457a18960e4 *tests/data/fate/vsynth3-jpeg2000.avi
65358 tests/data/fate/vsynth3-jpeg2000.avi
861d660c6618202cbbc70b71d5eae25b *tests/data/fate/vsynth3-jpeg2000.out.rawvideo
stddev: 5.49 PSNR: 33.32 MAXDIFF: 47 bytes: 86700/ 86700
6a0f2a14f6b4628c8c51c360d7355093 *tests/data/fate/vsynth3-jpeg2000.avi
65348 tests/data/fate/vsynth3-jpeg2000.avi
2d8bd94d558755c47d7e23fd9556e164 *tests/data/fate/vsynth3-jpeg2000.out.rawvideo
stddev: 5.48 PSNR: 33.34 MAXDIFF: 47 bytes: 86700/ 86700

8
tests/ref/vsynth/vsynth3-jpeg2000-97
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@ -1,4 +1,4 @@
696175c8fe6673baa7f91d5e0844c053 *tests/data/fate/vsynth3-jpeg2000-97.avi
66706 tests/data/fate/vsynth3-jpeg2000-97.avi
38058e324177a0ff064b48497ac2af4b *tests/data/fate/vsynth3-jpeg2000-97.out.rawvideo
stddev: 6.26 PSNR: 32.19 MAXDIFF: 54 bytes: 86700/ 86700
324eac3241a5580725ba817a9d60f3f3 *tests/data/fate/vsynth3-jpeg2000-97.avi
66568 tests/data/fate/vsynth3-jpeg2000-97.avi
eb32ff15b5a23fc29cedd43430e1d46a *tests/data/fate/vsynth3-jpeg2000-97.out.rawvideo
stddev: 6.15 PSNR: 32.35 MAXDIFF: 47 bytes: 86700/ 86700

8
tests/ref/vsynth/vsynth_lena-jpeg2000
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@ -1,4 +1,4 @@
f47a18d3e5fc745e79d5677cbf65a66d *tests/data/fate/vsynth_lena-jpeg2000.avi
1137232 tests/data/fate/vsynth_lena-jpeg2000.avi
7630a7f2ae57be5827b4ade8323717e5 *tests/data/fate/vsynth_lena-jpeg2000.out.rawvideo
stddev: 4.41 PSNR: 35.24 MAXDIFF: 58 bytes: 7603200/ 7603200
90976c5b9539111b33a46b4c882a3cb0 *tests/data/fate/vsynth_lena-jpeg2000.avi
1137854 tests/data/fate/vsynth_lena-jpeg2000.avi
955653ca7a08447e7b1501b444f24562 *tests/data/fate/vsynth_lena-jpeg2000.out.rawvideo
stddev: 4.40 PSNR: 35.25 MAXDIFF: 58 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth_lena-jpeg2000-97
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@ -1,4 +1,4 @@
718f89507f5dfcf703290b9db796a073 *tests/data/fate/vsynth_lena-jpeg2000-97.avi
1106208 tests/data/fate/vsynth_lena-jpeg2000-97.avi
44f4d7a4cb6b0de932e2538fa75e983c *tests/data/fate/vsynth_lena-jpeg2000-97.out.rawvideo
stddev: 4.91 PSNR: 34.30 MAXDIFF: 54 bytes: 7603200/ 7603200
aebe3eaa1fa5c6698cd1abc8d0569d7f *tests/data/fate/vsynth_lena-jpeg2000-97.avi
1105382 tests/data/fate/vsynth_lena-jpeg2000-97.avi
32069295493de2b3e348ecbed2ff41ab *tests/data/fate/vsynth_lena-jpeg2000-97.out.rawvideo
stddev: 4.85 PSNR: 34.41 MAXDIFF: 58 bytes: 7603200/ 7603200