Fixes CID610345.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

bits_per_coded_sample should be set from demuxer and
not from decoder.

Prior to this change value set from demuxer would get
overwritten in decoder.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Fixes assertion failures in trellis encoder
Fixes valgrind warnings in trellis encoder
Fixes CID732257
Fixes CID732256
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID732260
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

Fixes CID732292
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID732297
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This fix changes nothing as nothing passed a so large value

Fixes CID733785
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Martin Storsjö <martin@martin.st>

Fixes:
libavcodec/svq3.c:661:9: warning: passing argument 2 of 'svq3_decode_block' from incompatible pointer type
libavcodec/svq3.c:208:19: note: expected 'DCTELEM *' but argument is of type 'DCTELEM (*)[32]'

Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Fixes CID733728 & CID733729.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

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

Fixes CID733794
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID733795
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID733796 Part1
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes CID733797
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Protects against overreads in input buffer.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Fixes CID717493.

Fixes bogus uninitialized value compiler and coverity warnings.

The existing code is not in the right place and it should cover both
interlaced frame and field pictures.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

This is required due to the way VC-1 handles chroma pull-back which may end
up causing negative chroma MV for zero luma MV. Edge emulation needs to be
invoked in such cases.

This only affects vertical component of chroma motion vector.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

Interlaced field pictures can have one or two reference pictures, signaled
by NUMREF syntax element. For single reference pictures, reference picture
is determined by REFFIELD syntax element.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

This makes the documentation match the implementation

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

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Diego Biurrun <diego@biurrun.de>

GCC cannot proof that c->mc_frame_counter is always >- 0, changing the
type from int to unsigned fixes following warning:

libavcodec/a64multienc.c: In function ‘a64multi_encode_frame’:
libavcodec/a64multienc.c:342:17: warning: ‘buf’ may be used uninitialized in this function[-Wuninitialized]

Signed-off-by: Janne Grunau <janne-libav@jannau.net>

Assign NEON specific function pointers after runtime check via
av_get_cpu_flags().

Signed-off-by: Janne Grunau <janne-libav@jannau.net>

Signed-off-by: Paul B Mahol <onemda@gmail.com>

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

Fixes CID700725.

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

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

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

Fixes CID732271.