fate: Set the bitexact flag for vp3/vp5/vp6 tests

This is required since there are bit-inexact implementations
of the vp3 idct (for bfin).

Signed-off-by: Martin Storsjö <martin@martin.st>
flvenc: do not mux more than one stream per type

FLV does not support multiple audio or video streams.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
cmdutils: Fix build with lavfi disabled

Signed-off-by: Diego Biurrun <diego@biurrun.de>
af_channelmap: sanity check input channel indices in all cases.

Fixes invalid reads from non-existing channels.

CC:libav-stable@libav.org
af_channelmap: cosmetics, use an extra local variable to shorten the code
svq1dec: check that the reference frame has the same dimensions as the current one

They can be different if the last keyframe failed to decode correctly.
Fixes possible invalid reads in such a case.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
svq1dec: clip motion vectors to the frame size.

Fixes invalid reads for corrupted files.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
qdm2: check that the FFT size is a power of 2

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
rv10: cosmetics, reformat
rv10: return meaningful error codes.

Also improve some error messages.
rv10: check that extradata is large enough

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
indeo3: switch parsing the header to bytestream2

Also add an additional sanity check to the alt_quant table.
Fixes invalid reads with corrupted files.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
indeo3: fix data size check

The data offsets are relative to the bistream header, which is 16 bytes
after the start of the data.
Fixes invalid reads with corrupted files.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
indeo3: check motion vectors.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
mp3dec: fallback to generic seeking when a TOC is not present

Fixes seeking without a Xing/Info header.

CC: libav-stable@libav.org
Signed-off-by: Anton Khirnov <anton@khirnov.net>
ff_get_buffer(): allocate the frame for max(coded,display) dimensions

Needed e.g. for h264 cropping to work properly.
h264: fully support cropping.

Based on a patch by Vittorio Giovara <vittorio.giovara@gmail.com>

Fixes Bug 378.
fate: Reuse VREF and AREF variables where appropriate
fate: Split audio filters into their own separate file
fate: Rename video filters file and add separate video filters target