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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00

avcodec/svq1enc: do not use ambiguous interframe mean symbols

Don't emit interframe mean symbols -128 and 128.
This commit is contained in:
Peter Ross 2022-11-01 09:24:29 +11:00
parent db77483363
commit e1dd4a27ca
6 changed files with 32 additions and 27 deletions

View File

@ -240,6 +240,11 @@ static int encode_block(SVQ1EncContext *s, uint8_t *src, uint8_t *ref,
}
}
if (best_mean == -128)
best_mean = -127;
else if (best_mean == 128)
best_mean = 127;
split = 0;
if (best_score > threshold && level) {
int score = 0;

View File

@ -2,49 +2,49 @@ ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st:-1 flags:0 ts:-1.000000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st:-1 flags:1 ts: 1.894167
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517568 size: 25636
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517672 size: 25636
ret: 0 st: 0 flags:0 ts: 0.788359
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 326556 size: 23552
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 326616 size: 23552
ret: 0 st: 0 flags:1 ts:-0.317500
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
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: 517568 size: 25636
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517672 size: 25636
ret: 0 st: 0 flags:0 ts: 0.365000
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157040 size: 21896
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157232 size: 21896
ret: 0 st: 0 flags:1 ts:-0.740859
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
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: 326556 size: 23552
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 326616 size: 23552
ret: 0 st: 0 flags:0 ts:-0.058359
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st: 0 flags:1 ts: 2.835859
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722804 size: 25888
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722884 size: 25888
ret: 0 st:-1 flags:0 ts: 1.730004
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722804 size: 25888
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722884 size: 25888
ret: 0 st:-1 flags:1 ts: 0.624171
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157040 size: 21896
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157232 size: 21896
ret: 0 st: 0 flags:0 ts:-0.481641
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st: 0 flags:1 ts: 2.412500
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722804 size: 25888
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722884 size: 25888
ret: 0 st:-1 flags:0 ts: 1.306672
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517568 size: 25636
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517672 size: 25636
ret: 0 st:-1 flags:1 ts: 0.200839
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st: 0 flags:0 ts:-0.905000
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret: 0 st: 0 flags:1 ts: 1.989141
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722804 size: 25888
ret: 0 st: 0 flags:1 dts: 1.920000 pts: 1.920000 pos: 722884 size: 25888
ret: 0 st:-1 flags:0 ts: 0.883340
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 326556 size: 23552
ret: 0 st: 0 flags:1 dts: 0.960000 pts: 0.960000 pos: 326616 size: 23552
ret: 0 st:-1 flags:1 ts:-0.222493
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300
ret:-1 st: 0 flags:0 ts: 2.671641
ret: 0 st: 0 flags:1 ts: 1.565859
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517568 size: 25636
ret: 0 st: 0 flags:1 dts: 1.440000 pts: 1.440000 pos: 517672 size: 25636
ret: 0 st:-1 flags:0 ts: 0.460008
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157040 size: 21896
ret: 0 st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 157232 size: 21896
ret: 0 st:-1 flags:1 ts:-0.645825
ret: 0 st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos: 36 size: 22300

View File

@ -1,4 +1,4 @@
39ec74da265e3ef27756618108641181 *tests/data/fate/vsynth1-svq1.mov
1334233 tests/data/fate/vsynth1-svq1.mov
9cc35c54b2c77d36bd7e308b393c1f81 *tests/data/fate/vsynth1-svq1.out.rawvideo
stddev: 9.58 PSNR: 28.50 MAXDIFF: 210 bytes: 7603200/ 7603200
78cdca850b19faf3aac0b0682207451e *tests/data/fate/vsynth1-svq1.mov
1333541 tests/data/fate/vsynth1-svq1.mov
0b9ee47ee4bf735fe3697daad64fc409 *tests/data/fate/vsynth1-svq1.out.rawvideo
stddev: 9.57 PSNR: 28.50 MAXDIFF: 210 bytes: 7603200/ 7603200

View File

@ -1,4 +1,4 @@
1c12440c323bc8ace5464587b5369c4a *tests/data/fate/vsynth2-svq1.mov
940289 tests/data/fate/vsynth2-svq1.mov
a8cd3b833cd7f570ddbf1e6b3eb125b6 *tests/data/fate/vsynth2-svq1.out.rawvideo
42578021105a2f526179c5601e635312 *tests/data/fate/vsynth2-svq1.mov
940337 tests/data/fate/vsynth2-svq1.mov
ba8f6b721a8e19fe8a6ef92a8cff7479 *tests/data/fate/vsynth2-svq1.out.rawvideo
stddev: 3.71 PSNR: 36.72 MAXDIFF: 210 bytes: 7603200/ 7603200

View File

@ -1,4 +1,4 @@
1972e0df8be667443992e405cceec291 *tests/data/fate/vsynth3-svq1.mov
40773 tests/data/fate/vsynth3-svq1.mov
a1e5334cf67649bf8c7d95dc4d1bf148 *tests/data/fate/vsynth3-svq1.out.rawvideo
03805cb764c00c2162b2bed24b7f34bd *tests/data/fate/vsynth3-svq1.mov
40757 tests/data/fate/vsynth3-svq1.mov
a99efde992a2e3efcc085ecc6920a1e3 *tests/data/fate/vsynth3-svq1.out.rawvideo
stddev: 14.49 PSNR: 24.91 MAXDIFF: 183 bytes: 86700/ 86700

View File

@ -1,4 +1,4 @@
a6398d8fd306cfe96dc41060335e67e8 *tests/data/fate/vsynth_lena-svq1.mov
766701 tests/data/fate/vsynth_lena-svq1.mov
aa03471dac3f49455a33a2b19fda1098 *tests/data/fate/vsynth_lena-svq1.out.rawvideo
7534b2c6b7fc7201f193e9b4514cdb90 *tests/data/fate/vsynth_lena-svq1.mov
766817 tests/data/fate/vsynth_lena-svq1.mov
85261558fa744ef468fe77dbe4d91d8d *tests/data/fate/vsynth_lena-svq1.out.rawvideo
stddev: 3.23 PSNR: 37.93 MAXDIFF: 61 bytes: 7603200/ 7603200