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avcodec/j2kenc: Fix funky bpno errors on decoding

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 816676085e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2023-03-30 18:21:28 +02:00
parent 1990527edb
commit 0ab5965b69
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GPG Key ID: B18E8928B3948D64
8 changed files with 15 additions and 16 deletions
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3
libavcodec/j2kenc.c
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@ -721,11 +721,10 @@ static void encode_cblk(Jpeg2000EncoderContext *s, Jpeg2000T1Context *t1, Jpeg20
if (max == 0){
cblk->nonzerobits = 0;
bpno = 0;
} else{
cblk->nonzerobits = av_log2(max) + 1 - NMSEDEC_FRACBITS;
bpno = cblk->nonzerobits - 1;
}
bpno = cblk->nonzerobits - 1;
cblk->data[0] = 0;
ff_mqc_initenc(&t1->mqc, cblk->data + 1);

4
tests/ref/vsynth/vsynth1-jpeg2000-97
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@ -1,4 +1,4 @@
e4d03b2e3c03e56c7f831b1e662c4031 *tests/data/fate/vsynth1-jpeg2000-97.avi
3643928 tests/data/fate/vsynth1-jpeg2000-97.avi
5e6d32b7205d31245b0d1f015d08b515 *tests/data/fate/vsynth1-jpeg2000-97.avi
3643886 tests/data/fate/vsynth1-jpeg2000-97.avi
a2262f1da2f49bc196b780a6b47ec4e8 *tests/data/fate/vsynth1-jpeg2000-97.out.rawvideo
stddev: 4.23 PSNR: 35.59 MAXDIFF: 53 bytes: 7603200/ 7603200

4
tests/ref/vsynth/vsynth2-jpeg2000
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@ -1,4 +1,4 @@
8c8a68ca748190c71b3ea43e5ab7f502 *tests/data/fate/vsynth2-jpeg2000.avi
1538736 tests/data/fate/vsynth2-jpeg2000.avi
bfe90391779a02319aab98b06dd18e6c *tests/data/fate/vsynth2-jpeg2000.avi
1538724 tests/data/fate/vsynth2-jpeg2000.avi
64fadc87447268cf90503cb294db7f61 *tests/data/fate/vsynth2-jpeg2000.out.rawvideo
stddev: 4.91 PSNR: 34.29 MAXDIFF: 55 bytes: 7603200/ 7603200

4
tests/ref/vsynth/vsynth2-jpeg2000-97
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@ -1,4 +1,4 @@
c8f76055f59804ca72dbd66eb4db83a2 *tests/data/fate/vsynth2-jpeg2000-97.avi
2464138 tests/data/fate/vsynth2-jpeg2000-97.avi
aa5573136c54b1855d8d00efe2a149bd *tests/data/fate/vsynth2-jpeg2000-97.avi
2464134 tests/data/fate/vsynth2-jpeg2000-97.avi
1f63c8b065e847e4c63d57ce23442ea8 *tests/data/fate/vsynth2-jpeg2000-97.out.rawvideo
stddev: 3.21 PSNR: 37.99 MAXDIFF: 26 bytes: 7603200/ 7603200

4
tests/ref/vsynth/vsynth3-jpeg2000
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@ -1,4 +1,4 @@
776bf3234cbf25002f129b89baab42ea *tests/data/fate/vsynth3-jpeg2000.avi
67400 tests/data/fate/vsynth3-jpeg2000.avi
1d039969504abdc143b410f99b5f9171 *tests/data/fate/vsynth3-jpeg2000.avi
67354 tests/data/fate/vsynth3-jpeg2000.avi
098f5980667e1fcd50452b1dc1a74f61 *tests/data/fate/vsynth3-jpeg2000.out.rawvideo
stddev: 5.47 PSNR: 33.36 MAXDIFF: 48 bytes: 86700/ 86700

4
tests/ref/vsynth/vsynth3-jpeg2000-97
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@ -1,4 +1,4 @@
cd023db503f03ef72dd83e4617a90c7b *tests/data/fate/vsynth3-jpeg2000-97.avi
85606 tests/data/fate/vsynth3-jpeg2000-97.avi
522e12684aca4262a9d613cb2db7006c *tests/data/fate/vsynth3-jpeg2000-97.avi
85526 tests/data/fate/vsynth3-jpeg2000-97.avi
8def36ad1413ab3a5c2af2e1af4603f9 *tests/data/fate/vsynth3-jpeg2000-97.out.rawvideo
stddev: 4.51 PSNR: 35.04 MAXDIFF: 47 bytes: 86700/ 86700

4
tests/ref/vsynth/vsynth_lena-jpeg2000
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@ -1,4 +1,4 @@
b8aaa45236f77a2a626791d462fd8ac1 *tests/data/fate/vsynth_lena-jpeg2000.avi
1188886 tests/data/fate/vsynth_lena-jpeg2000.avi
51f061731d7fb987ff4e71789785225e *tests/data/fate/vsynth_lena-jpeg2000.avi
1188882 tests/data/fate/vsynth_lena-jpeg2000.avi
39a2c5b61cd0cf2821c6fb4cceba2fa8 *tests/data/fate/vsynth_lena-jpeg2000.out.rawvideo
stddev: 4.30 PSNR: 35.45 MAXDIFF: 45 bytes: 7603200/ 7603200

4
tests/ref/vsynth/vsynth_lena-jpeg2000-97
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@ -1,4 +1,4 @@
b2d9525433c6300674f504922d762437 *tests/data/fate/vsynth_lena-jpeg2000-97.avi
1937232 tests/data/fate/vsynth_lena-jpeg2000-97.avi
80fe872c8afaad914da6ef037957d93b *tests/data/fate/vsynth_lena-jpeg2000-97.avi
1937216 tests/data/fate/vsynth_lena-jpeg2000-97.avi
1b97333a8dc115a5ba609b0070d89d4d *tests/data/fate/vsynth_lena-jpeg2000-97.out.rawvideo
stddev: 2.82 PSNR: 39.10 MAXDIFF: 24 bytes: 7603200/ 7603200