Commit Graph

12 Commits

Author SHA1 Message Date
Michael Niedermayer
dfefc9097e avcodec/hevcpred_template: also initialize top[-1] for constrained intra prediction
Fixes out of array read
Fixes: 387713a12dc5cfa27fcb4178084ce1ea-asan_stack-oob_131176a_1182_cov_3861068719_CAINIT_C_SHARP_3.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-03-02 21:23:40 +01:00
Michael Niedermayer
35594c48ca libavcodec/hevc: random cosmetics to reduce diff to 064698d381
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-02 17:28:44 +01:00
Michael Niedermayer
b23692b3a8 libavcodec/hevc: reduce whitespace differences to 064698d381
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-02 14:10:21 +01:00
Michael Niedermayer
1a6948fa70 libavcodec/hevc: reduce bracket differences to 064698d381
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-02 13:09:31 +01:00
Michael Niedermayer
ce7f1c76bd avcodec/hevc: more whitespaces to reduce difference to 064698d381
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-02 12:33:54 +01:00
Michael Niedermayer
f578e5d937 avcodec/hevc: Adjust white-spaces to reduce difference to 064698d381
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-02 00:44:54 +01:00
Mickaël Raulet
3c3ece24ea hevc : cosmetic changes(cherry picked from commit 7308c0ccf13f18cebe4851e6dcd6b5c0b09be1dd)
Decreases the difference to Anton Khirnovs patch v5

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-27 23:45:34 +01:00
Michael Niedermayer
09ef98f1ae avcodec/hevcpred_template: Fix integer overflows
signed integer overflow is undefined in C

Fixes the following gcc warnings:
In file included from libavcodec/hevcpred.c:27:0:
libavcodec/hevcpred_template.c: In function ‘intra_pred_8’:
libavcodec/hevcpred_template.c:302:9: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
In file included from libavcodec/hevcpred.c:31:0:
libavcodec/hevcpred_template.c: In function ‘intra_pred_9’:
libavcodec/hevcpred_template.c:302:9: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
In file included from libavcodec/hevcpred.c:35:0:
libavcodec/hevcpred_template.c: In function ‘intra_pred_10’:
libavcodec/hevcpred_template.c:302:9: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-27 11:54:53 +01:00
Mickaël Raulet
0c8aba3842 hevc: add wavefront parallel processing
cherry picked from commit b971f2c8fdc60f8bab605a6e8060492eb548a53a
cherry picked from commit e57b0a2c915ce6b8a9d57b8292f6581f0680842e

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-22 20:20:40 +02:00
Mickaël Raulet
c841d02c05 hevc: fix PPS_A_qualcomm_7(cherry picked from commit 2af177a8761c88eb477a658eebcf4264068aa773)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-20 11:08:32 +02:00
gcocherel
cf49d0156d valgrind cleanup(cherry picked from commit 0d5efa40b94c0de92a1fe5091b21e0e2d36bae3d)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-16 00:17:28 +02:00
Guillaume Martres
c8dd048ab8 lavc: add a 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>

Signed-off-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-15 22:13:02 +02:00