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Code Issues Releases Activity

avcodec/snowenc: Fix visual weight calculation

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5b5fcadea0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2023-03-24 00:18:06 +01:00
parent 55d2d09a1e
commit a9e8b170a8
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GPG Key ID: B18E8928B3948D64
8 changed files with 44 additions and 40 deletions
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8
libavcodec/snowenc.c
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@ -1543,10 +1543,10 @@ static void calculate_visual_weight(SnowContext *s, Plane *p){
int level, orientation, x, y;
for(level=0; level<s->spatial_decomposition_count; level++){
int64_t error=0;
for(orientation=level ? 1 : 0; orientation<4; orientation++){
SubBand *b= &p->band[level][orientation];
IDWTELEM *ibuf= b->ibuf;
int64_t error=0;
memset(s->spatial_idwt_buffer, 0, sizeof(*s->spatial_idwt_buffer)*width*height);
ibuf[b->width/2 + b->height/2*b->stride]= 256*16;
@ -1557,9 +1557,13 @@ static void calculate_visual_weight(SnowContext *s, Plane *p){
error += d*d;
}
}
if (orientation == 2)
error /= 2;
b->qlog= (int)(QROOT * log2(352256.0/sqrt(error)) + 0.5);
if (orientation != 1)
error = 0;
}
p->band[level][1].qlog = p->band[level][2].qlog;
}
}

28
tests/ref/seek/vsynth_lena-snow
View File

@ -2,45 +2,45 @@ ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st:-1 flags:0 ts:-1.000000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st:-1 flags:1 ts: 1.894167
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39806 size: 3640
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39690 size: 3640
ret: 0 st: 0 flags:0 ts: 0.800000
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27442 size: 3494
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27382 size: 3493
ret:-1 st: 0 flags:1 ts:-0.320000
ret:-1 st:-1 flags:0 ts: 2.576668
ret: 0 st:-1 flags:1 ts: 1.470835
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39806 size: 3640
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39690 size: 3640
ret: 0 st: 0 flags:0 ts: 0.360000
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16134 size: 3244
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16074 size: 3245
ret:-1 st: 0 flags:1 ts:-0.760000
ret:-1 st:-1 flags:0 ts: 2.153336
ret: 0 st:-1 flags:1 ts: 1.047503
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27442 size: 3494
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27382 size: 3493
ret: 0 st: 0 flags:0 ts:-0.040000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st: 0 flags:1 ts: 2.840000
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52608 size: 3582
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52538 size: 3582
ret: 0 st:-1 flags:0 ts: 1.730004
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52608 size: 3582
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52538 size: 3582
ret: 0 st:-1 flags:1 ts: 0.624171
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16134 size: 3244
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16074 size: 3245
ret: 0 st: 0 flags:0 ts:-0.480000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st: 0 flags:1 ts: 2.400000
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52608 size: 3582
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52538 size: 3582
ret: 0 st:-1 flags:0 ts: 1.306672
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39806 size: 3640
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39690 size: 3640
ret: 0 st:-1 flags:1 ts: 0.200839
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st: 0 flags:0 ts:-0.920000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 5652 size: 3035
ret: 0 st: 0 flags:1 ts: 2.000000
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52608 size: 3582
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 52538 size: 3582
ret: 0 st:-1 flags:0 ts: 0.883340
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27442 size: 3494
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 27382 size: 3493
ret:-1 st:-1 flags:1 ts:-0.222493
ret:-1 st: 0 flags:0 ts: 2.680000
ret: 0 st: 0 flags:1 ts: 1.560000
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39806 size: 3640
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 39690 size: 3640
ret: 0 st:-1 flags:0 ts: 0.460008
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16134 size: 3244
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 16074 size: 3245
ret:-1 st:-1 flags:1 ts:-0.645825

8
tests/ref/vsynth/vsynth1-snow
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@ -1,4 +1,4 @@
67c10f8d52fcd1103caa675a1408bf6e *tests/data/fate/vsynth1-snow.avi
136088 tests/data/fate/vsynth1-snow.avi
bfc0bcc4bc7b956933aa58acc587018d *tests/data/fate/vsynth1-snow.out.rawvideo
stddev: 22.77 PSNR: 20.98 MAXDIFF: 175 bytes: 7603200/ 7603200
c4c77a6fb926b89fe6591c398f5cd4db *tests/data/fate/vsynth1-snow.avi
136160 tests/data/fate/vsynth1-snow.avi
dcf8b3f62d9c3ae2b2d0fbbacbf83e4e *tests/data/fate/vsynth1-snow.out.rawvideo
stddev: 22.74 PSNR: 20.99 MAXDIFF: 173 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth1-snow-hpel
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@ -1,4 +1,4 @@
e62ae25d5040d04622a965bcb27fdb1e *tests/data/fate/vsynth1-snow-hpel.avi
138446 tests/data/fate/vsynth1-snow-hpel.avi
57c914cd150f8fc260b5989ce3e5884c *tests/data/fate/vsynth1-snow-hpel.out.rawvideo
stddev: 22.74 PSNR: 20.99 MAXDIFF: 172 bytes: 7603200/ 7603200
5c9eb93646eb0e5570d37e9adc9625e4 *tests/data/fate/vsynth1-snow-hpel.avi
138580 tests/data/fate/vsynth1-snow-hpel.avi
3382bdde624d8bb4af206a5ac6614605 *tests/data/fate/vsynth1-snow-hpel.out.rawvideo
stddev: 22.71 PSNR: 21.00 MAXDIFF: 171 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth2-snow
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@ -1,4 +1,4 @@
0a41e73ddd2f54936490655b46dad4a3 *tests/data/fate/vsynth2-snow.avi
72868 tests/data/fate/vsynth2-snow.avi
34a75f5cf8a71159f1a572d9cedcfef9 *tests/data/fate/vsynth2-snow.out.rawvideo
stddev: 13.73 PSNR: 25.37 MAXDIFF: 162 bytes: 7603200/ 7603200
5e130d6a48b69348eee7f7c76c5869a3 *tests/data/fate/vsynth2-snow.avi
72942 tests/data/fate/vsynth2-snow.avi
9b6cee60e3ec0d1f312a8a25a7878fcc *tests/data/fate/vsynth2-snow.out.rawvideo
stddev: 13.39 PSNR: 25.59 MAXDIFF: 154 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth2-snow-hpel
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@ -1,4 +1,4 @@
9bc409e4794ee50691a26c9c836d31a7 *tests/data/fate/vsynth2-snow-hpel.avi
79728 tests/data/fate/vsynth2-snow-hpel.avi
2cc64d8171175a1532fd7d3ed3011fbf *tests/data/fate/vsynth2-snow-hpel.out.rawvideo
stddev: 13.70 PSNR: 25.39 MAXDIFF: 162 bytes: 7603200/ 7603200
8edcf0fd7f066972ff77d5b891ed6dde *tests/data/fate/vsynth2-snow-hpel.avi
79798 tests/data/fate/vsynth2-snow-hpel.avi
7e0f2a24feda6fb3e54b85511a28c45f *tests/data/fate/vsynth2-snow-hpel.out.rawvideo
stddev: 13.35 PSNR: 25.62 MAXDIFF: 157 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth_lena-snow
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@ -1,4 +1,4 @@
8e96f337e8f4ccac7d72ef517e1d2208 *tests/data/fate/vsynth_lena-snow.avi
57680 tests/data/fate/vsynth_lena-snow.avi
90963cfd2359d460001c94d94256dc2b *tests/data/fate/vsynth_lena-snow.out.rawvideo
stddev: 10.48 PSNR: 27.72 MAXDIFF: 119 bytes: 7603200/ 7603200
bf2cf9cacc1d98388798be98872049ee *tests/data/fate/vsynth_lena-snow.avi
57604 tests/data/fate/vsynth_lena-snow.avi
707a42eb20195913be55ba8dfadf72fb *tests/data/fate/vsynth_lena-snow.out.rawvideo
stddev: 10.37 PSNR: 27.81 MAXDIFF: 120 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth_lena-snow-hpel
View File

@ -1,4 +1,4 @@
56b14cb1cbb637536233982e87f7ac3e *tests/data/fate/vsynth_lena-snow-hpel.avi
61764 tests/data/fate/vsynth_lena-snow-hpel.avi
244b0266127fa354d8485234b2c388e4 *tests/data/fate/vsynth_lena-snow-hpel.out.rawvideo
stddev: 10.45 PSNR: 27.74 MAXDIFF: 119 bytes: 7603200/ 7603200
c6ec87a11415a99b1a781f9f5bacb722 *tests/data/fate/vsynth_lena-snow-hpel.avi
61814 tests/data/fate/vsynth_lena-snow-hpel.avi
40f330397b7acf6bdbb3ec6d908be451 *tests/data/fate/vsynth_lena-snow-hpel.out.rawvideo
stddev: 10.34 PSNR: 27.83 MAXDIFF: 118 bytes: 7603200/ 7603200