Do not consider it an error if we have no frames and should discard one.
This condition can easily happen when decoding is started from an I frame
Fixes Ticket2811
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 08a89761964bdd0a023eff6d37a1131fb7e1d7a0)
Conflicts:
libavcodec/h264_refs.c
And properly update the buf_size with the correct size.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 075dbc185521f193c98b896cd63be3ec2613df5d)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Conflicts:
libavcodec/nuv.c
The decompressed buffer can be used after codec_reinit, so it must be
preserved.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 2df0776c2293efb0ac12c003843ce19332342e01)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Conflicts:
libavcodec/nuv.c
Update the fate reference since the last broken frame is not decoded
anymore.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit aae159a7cc4df7d0521901022b778c9da251c24e)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Conflicts:
libavcodec/nuv.c
rc_buffer_size is not set before.
Solve the initial the rate control underflow issue reported in
bug 222.
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
(cherry picked from commit bff3607547fdbb6e32b3830a351e6a33280c1e0d)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Trim some overly long lines.
(cherry picked from commit 6dfacd7ab126aea1392949d1aa10fdc3d3eeb911)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Conflicts:
libavcodec/ivi_common.c
Spin large and mostly self contained blocks into stand alone
functions.
(cherry picked from commit 62256010e9bc8879e2bf7f3b94af8ff85e239082)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This fixes SA10143.vc1 from test-suite. Also partially fixes MC-VC1.ts
from videolan streams archive.
Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit 082829520e2191625d3c41ed6ad0522e8d27ebe1)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Currently all uses of the emu edge code as well as the code itself
assume int linesize
changing some but not changing all would introduce a security issue
once all use this typedef a simple search and replace can be
done to switch them all to ptrdiff_t
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 2ffead98ddd384f61cdf6b1cb3f36592f54cd34a)
Conflicts:
libavcodec/mpegvideo_common.h
libavcodec/videodsp.h
libavcodec/videodsp_template.c
libavcodec/x86/videodsp_init.c
These prevent the rgb ljpeg code from being run on parameters that it doesnt
support. No testcase available but it seems possible to trigger these.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 61c68000eda643dfce96dc46b488d39fd5c4e309)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 454a11a1c9c686c78aa97954306fb63453299760)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2919
Found_by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 86736f59d6a527d8bc807d09b93f971c0fe0bb07)
Conflicts:
libavcodec/pngdsp.c
Fixes out of array access
Fixes Ticket2895
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9a271a9368eaabf99e6c2046103acb33957e63b7)
Conflicts:
libavcodec/jpeg2000dec.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Conflicts:
libavcodec/j2kdec.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2850
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3819db745da2ac7fb3faacb116788c32f4753f34)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2844
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 880c73cd76109697447fbfbaa8e5ee5683309446)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes Ticket2982
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f31011e9abfb2ae75bb32bc44e2c34194c8dc40a)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* commit 'b0ca5fef09d1b1268ea0c8f89bf53cd38aaa85e7':
dv: Add a guard to not overread the ppcm array
mpegvideo: Avoid 32-bit wrapping of linesize multiplications
mjpegb: Detect changing number of planes in interlaced video
matroskadec: Check that .lang was allocated and set before reading it
ape demuxer: check for EOF in potentially long loops
lavf: avoid integer overflow when estimating bitrate
pictordec: break out of both decoding loops when y drops below 0
ac3: Return proper error codes
Conflicts:
libavcodec/pictordec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit '37e69e2dee7c5167083bb42d669f73f038111a79':
ac3: Clean up the error paths
ac3: Do not clash with normal AVERROR
dxa: Make sure the reference frame exists
h261: check the mtype index
segafilm: Error out on impossible packet size
ogg: Always alloc the private context in vorbis_header
vc1: check mb_height validity.
Conflicts:
libavcodec/h261dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit '54e03863691dcae73260f70108b3731b70773e7c':
vc1: check the source buffer in vc1_mc functions
bink: Bound check the quantization matrix.
xl: Make sure the width is valid
alsdec: Fix the clipping range
dsicinav: Bound-check the source buffer when needed
mov: Do not allow updating the time scale after it has been set
ac3dec: Don't consume more data than the actual input packet size
indeo: Reject impossible FRAMETYPE_NULL
Conflicts:
libavcodec/alsdec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit '06c52faef27e5bded4ceda7e6d1541f9fb20e84c':
indeo4: Check the quantization matrix index
indeo4: Do not access missing reference MV
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This makes sure that linesize * start_y doesn't overflow, so that
emulated_edge_mc can get back the original value if needed.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit a711a2cb473dc95708f371a82c85c97fe789b5c2)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Otherwise picmemset can get called with negative y, resulting in an
invalid write.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 5f7aecde02a95451e514c809f2794c1deba80695)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
The parsing function return AVERROR and AAC_AC3_PARSE_ERROR values,
make sure they are not misunderstood.
(cherry picked from commit 6258d362b82934a2c27557e0984aed372d98091a)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
