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avcodec/screenpresso: Optimize sum_delta_flipped()
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 29 Jan 2020 18:20:29 +0000 (19:20 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Thu, 30 Jan 2020 17:47:21 +0000 (18:47 +0100)
commit20916f9bc4534678a87684994377c181d8aa16bc
tree9953bdc0fd187bafc504a33c9cbc602e24d94be4tree | snapshot
parent6e8e8431e15a58aa44cfdd8c11f9ea096837c0facommit | diff
avcodec/screenpresso: Optimize sum_delta_flipped()

553 -> 332 sec

Testcase: 20280/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SCREENPRESSO_fuzzer-6238663432470528

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/screenpresso.c diff | blob | history
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