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Document and validate AVFrame plane pointers.

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Check that the required plane pointers and only
those are set up.
Currently does not enforce anything for the palette
pointer of pseudopal formats as I am unsure about the
requirements.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
This commit is contained in:
Reimar Döffinger
2016-02-26 18:38:19 +01:00
parent 45fa03b1f9
commit 4dd4d53531
4 changed files with 36 additions and 1 deletions
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doc/APIchanges
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@@ -15,6 +15,12 @@ libavutil: 2015-08-28
API changes, most recent first:
2016-02-28 - xxxxxxx - lavc 57.27.101
Validate AVFrame returned by get_buffer2 to have required
planes not NULL and unused planes set to NULL as crashes
and buffer overflow are possible with certain streams if
that is not the case.
2016-xx-xx - xxxxxxx - lavc 57.27.100 - avcodec.h
"flags2" decoding option now allows the flag "ass_ro_flush_noop" preventing
the reset of the ASS ReadOrder field on flush. This affects the content of