avcodec/webp: add optimization: use local palette with extra padding

for big enough pictures.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/webp: add assert to ensure palette is not larger than 256

it should not be possible to be larger as its stored as 8bit value
but we would be overwriting a stack buffer if it is ...

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/h264_mp4toannexb_bsf: reset the new IDR flag when SPS/PPS is seen.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
configure: add -lrt to libavutil when needed for nanosleep

This is similar to 7d97511e13ef30cd99bae0e36400de055b72918d

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avformat/options_table: add FF_COMPLIANCE_UNOFFICIAL

Fixes ticket 3959

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec: remove obsolete FF_API_FAST_MALLOC cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avutil: remove obsolete FF_API_GET_BITS_PER_SAMPLE_FMT cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avutil: remove obsolete FF_API_FIND_OPT cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avutil: remove obsolete FF_API_SAMPLES_UTILS_RETURN_ZERO cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avutil: remove obsolete FF_API_INTFLOAT cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_ALLOC_OUTPUT_CONTEXT cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_FORMAT_PARAMETERS cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_NEW_STREAM cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_SET_PTS_INFO cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_CLOSE_INPUT_FILE cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat: remove obsolete FF_API_READ_PACKET cruft

Signed-off-by: James Almer <jamrial@gmail.com>
swscale: remove obsolete FF_API_SWS_FORMAT_NAME cruft

Signed-off-by: James Almer <jamrial@gmail.com>
avformat/mov: do not overwrite extradata in mov_read_glbl()

Fixes regression from Ticket3962

This basically favors the first global header while since 34751f8313a41bf94e004ffa9491f35d96763558
it was the last. If this heuristic turns out worse, do not hesitate to revert this and
reopen 3962 as a feature request for multiple STSD

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>