[FFmpeg-devel] [PATCH] avcodec/qtrle: Do not output duplicated frames on insufficient input

[Paul B Mahol]

On 5/30/18, Michael Niedermayer <michael at niedermayer.cc> wrote:
> On Sun, May 27, 2018 at 09:59:58PM +0200, Michael Niedermayer wrote:
>> This improves performance and makes qtrle behave more similar to other
>> decoders.
>> Libavcodec does generally not output known duplicated frames, instead the
>> calling Application
>> can insert them as it needs.
>>
>> Fixes: Timeout
>> Fixes:
>> 6383/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QTRLE_fuzzer-6199846902956032
>>
>> Found-by: continuous fuzzing process
>> https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
>> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
>> ---
>>  libavcodec/qtrle.c        |  12 ++---
>>  tests/ref/fate/qtrle-8bit | 109 --------------------------------------
>>  2 files changed, 6 insertions(+), 115 deletions(-)
>
> will apply

Please revert this one and any similar commit to all video decoders.

>
> [...]
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> The worst form of inequality is to try to make unequal things equal.
> -- Aristotle
>