e76f2d1197
hevc: eliminate the last element from TransformTree
Replace it by passing an additional parameter to transform_unit()
11 years ago
4aa80808bc
hevc: eliminate unnecessary cbf_c{b,r} arrays
They are replaced by passing additional parameters to the transform
functions.
11 years ago
0daa255463
hevc: do not store the transform inter_split flag in the context
It does not need to be preserved.
11 years ago
53a11135f2
hevc: simplify splitting the transform tree blocks
11 years ago
e36a2f4c52
hevc: eliminate an unnecessary array
We do not need to store the value of the split flag.
11 years ago
458e7c9483
hevc: implement pic_output_flag handling
Sample-Id: OPFLAG_B_Qualcomm_1.bit, OPFLAG_C_Qualcomm_1.bit
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
f43789b76e
hevc: set the keyframe flag on output frames
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
1493b237bd
hevc: Replace nal type chek with equivalent IS_IRAP macro
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
0569a7e0bd
hevc: parse display orientation SEI message
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
11 years ago
df949b645b
hevc: Use the local context variable when needed
11 years ago
c67b449beb
dsputil: Split bswap*_buf() off into a separate context
11 years ago
9e500efdbe
Add av_image_check_sar() and use it to validate SAR
11 years ago
a1c2b48018
hevc: templatize intra_pred
11 years ago
ed06e5d92b
hevc: Do not turn 32bit timebases into negative numbers
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
11 years ago
6cc94e9719
hevc: use av_mallocz() for allocating tab_ipm
Fixes use of uninitialized memory and out of stack array read.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
11 years ago
521726ff57
hevc: Always consider VLC NALU type mismatch fatal
Sample-Id: 00001667-google
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
11 years ago
b25e84b739
hevc: check that the VCL NAL types are the same for all slice segments of a frame
Fixes possible invalid memory access for mismatching skipped/non-skipped
slice segments.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Sample-Id: 00001533-google
11 years ago
816e5b9970
hevc: Reject impossible slice segment
A dependent slice cannot have address 0.
Prevent an out of array bound load in ff_hevc_cabac_init().
Sample-Id: 00001406-google
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
11 years ago
e22ebd04bc
hevc: Bound check cu_qp_delta
The T-REC-H.265-2013044 page 91 states it has to be in the range
[-(26 + s->sps->qp_bd_offset / 2), (25 + s->sps->qp_bd_offset / 2)].
11 years ago
0d999333f9
hevc: Bound check slice_qp
The T-REC-H.265-2013044 page 79 states it has to be in the range
[-s->sps->qp_bd_offset, 51].
Sample-Id: 00001386-google
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
11 years ago
838740e642
hevc: Prevent some integer overflows
get_ue_golomb_long() returns an unsigned.
Sample-Id: 00001541-google
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
11 years ago
d5c15ebeaf
hevc: Fix modulo operations
Keep qp fields within the range.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
11 years ago
e588615d93
hevc: fix decoding of one PU wide files
For those the block size may be larger than the source linesize (if the
edges are not allocated).
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
5c3fa74b94
hevc: support luma bit depth != chroma bit depth for PCM coding units
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
321cb8b048
hevc: store profile and level in AVCodecContext
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
2a41826bea
lavc: add HEVC profiles names
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
17a10d51b8
hevc: set time_base when possible
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
33452aede6
hevc: store the VPS list as an AVBufferRef, just like the others *PS
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
b769cf4b44
hevc: do not dereference pointer before NULL check in verify_md5()
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
acb77dff6a
hevc: parse frame packing arrangement SEI messages and save relevant stereo3d information
11 years ago
458446acfa
lavc: Edge emulation with dst/src linesize
Allow supporting files for which the image stride is smaller than
the maximum block size + number of subpel mc taps, e.g. a 64x64 VP9
file or a 16x16 VP8 file with -fflags +emu_edge.
11 years ago
885ec92425
hevc: Use parsed VUI colorimetry in avcodec
Also limit the parsed VUI values to known valid ones.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
11 years ago
064698d381
Add HEVC decoder
Initially written by Guillaume Martres <smarter@ubuntu.com> as a GSoC
project. Further contributions by the OpenHEVC project and other
developers, namely:
Mickaël Raulet <mraulet@insa-rennes.fr>
Seppo Tomperi <seppo.tomperi@vtt.fi>
Gildas Cocherel <gildas.cocherel@laposte.net>
Khaled Jerbi <khaled_jerbi@yahoo.fr>
Wassim Hamidouche <wassim.hamidouche@insa-rennes.fr>
Vittorio Giovara <vittorio.giovara@gmail.com>
Jan Ekström <jeebjp@gmail.com>
Anton Khirnov <anton@khirnov.net>
Martin Storsjö <martin@martin.st>
Luca Barbato <lu_zero@gentoo.org>
Yusuke Nakamura <muken.the.vfrmaniac@gmail.com>
Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Diego Biurrun <diego@biurrun.de>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Anton Khirnov
Gildas Cocherel
Mickaël Raulet
Vittorio Giovara
Luca Barbato
Diego Biurrun
Justin Ruggles
Michael Niedermayer
Guillaume Martres
Ronald S. Bultje
Jan Ekström