fb444b692b
Convert VP8LFastSLog2 to fixed point
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Speedups: 1% with '-lossless', 2% with '-lossless -q 100 -m6'
Change-Id: I1d79ea8e3e9e4bac7bcea4d7cbcc1bd56273988e
2024-07-09 16:42:21 +02:00
66408c2c7c
Switch the histogram_enc.h API to fixed point
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Speedups: 4% with '-lossless', 8% with '-lossless -q 100 -m6'
Change-Id: I8f1c244b290d48132c1edc6a1c9fc3f79fef68ec
2024-07-09 13:39:45 +02:00
0a9f1c19f8
Convert VP8LFastLog2 to fixed point
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The lossless encoding speed-ups are:
- up to 1% with default parameters
- up to 4% in cruncher mode: -q 100 -m 6
Change-Id: Id92d4bad0b0a2c28c8aa9ff5280eea5717017f30
2024-07-02 10:29:38 +02:00
eac3bd5c53
Have the palette code be in its own file.
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Change-Id: I099a342effedd9f451c94d00a14aead27079e6cc
2023-07-06 22:09:24 +02:00
6b1c722a5b
lossless_common.h,cosmetics: fix a typo
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Change-Id: I22d2f96fa1fd2e3c9f059c26996fb11d998159a9
2023-06-22 18:31:36 -07:00
8ea81561d2
change VP8LPredictorFunc signature to avoid reading 'left'
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... when it's not available. Even if the value was discarded and
never used, some msan config were complaining about reading it
and passing it around.
Change-Id: Iab8d24676c5bb58e607a829121e36c2862da397c
2021-11-05 16:22:31 +01:00
fc14fc038b
Have C encoding predictors use decoding predictors.
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libwebp.a in Release mode with no symbols size in bytes:
986430 -> 975114 (-1.1%)
Change-Id: Ia96192a6be2911779e359b72132bdba60b60a13d
2020-12-02 11:54:59 +01:00
bb7bc40b6d
Remove ubsan errors.
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'upper' could be NULL and it would be increased.
But that is for predictor zero that does not use 'upper'.
Change-Id: Icd4ae6792cc55ea021b4f828c3dbdb5f03e120d8
2019-11-06 14:08:14 +01:00
a439972175
WIP: list includes as descendants of the project dir
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#include "(.|..)/..." -> #include "src/..."
Change-Id: I772880aa097a770722043c8a4393552ba38a89b6
2017-10-10 23:04:05 -07:00
28c37ebd5a
VP8LEnc: remove use of BitsLog2Ceiling()
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was only used once. Better fall back for Log2Floor.
Change-Id: Ibcc26505440971bffe62ba6aca3d179ca85791d4
2017-03-20 02:58:16 -07:00
2e6cb6f34e
Give more flexibility to the predictor generating macro.
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Change-Id: Ia651afa8322cb5c5ae87128340d05245c0f6a900
2016-12-02 12:33:12 -08:00
4239a1489c
Make the lossless predictors work on a batch of pixels.
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Change-Id: Ieaee34f1f97c375b9e97ef7e9df60aed353dffa1
2016-11-28 17:12:10 +01:00
c9b45863e2
Split off common lossless dsp inline functions.
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Change-Id: I64f96897b11d1c21f033c7e47b21edccb5c68738
2016-09-12 17:35:08 +02:00
