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Commit Graph

3 Commits

Author SHA1 Message Date
Andreas Rheinhardt
c9d9c60746 avutil/video_enc_params: Check for truncation before creating buffer
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2021-02-19 07:45:39 +01:00
Andreas Rheinhardt
39df279c74 avutil/video_enc_params: Combine overflow checks
This patch also fixes a -Wtautological-constant-out-of-range-compare
warning from Clang and a -Wtype-limits warning from GCC on systems
where size_t is 64bits and unsigned 32bits. The reason for this seems
to be that variable (whose value derives from sizeof() and can therefore
be known at compile-time) is used instead of using sizeof() directly in
the comparison.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2021-02-19 07:45:39 +01:00
Juan De León
991d417692 libavutil: add API for exporting video frame quantizers
This is intended to replace the deprecated the AV_FRAME_DATA_QP_TABLE*
API and extend it to a wider range of codecs.

In the future, it may also be extended to support other encoding
parameters such as motion vectors.

Additional changes by Anton Khirnov <anton@khirnov.net> with suggestions
by Lynne <dev@lynne.ee>.

Signed-off-by: Juan De León <juandl@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2020-05-12 09:37:47 +02:00