FFmpeg

Commit Graph

Author	SHA1	Message	Date
James Almer	c666689491	avcodec: add an AVCodecContext field to signal types of packet, frame, and coded stream side data to export Add an initial mvs flag to is, analog to the export_mvs flags2 one. Signed-off-by: James Almer <jamrial@gmail.com>	5 years ago
Michael Niedermayer	acba153a14	avcodec/snowdec: Fix integer overflow with motion vector residual Fixes: signed integer overflow: -19818 + -2147483648 cannot be represented in type 'int' Fixes: 9545/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-4928769537081344 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	6 years ago
Michael Niedermayer	2eecf3cf8e	avcodec/snowdec: Fix integer overflow before htaps check Fixes: runtime error: signed integer overflow: -1094995529 * 2 cannot be represented in type 'int' Fixes: 4828/clusterfuzz-testcase-minimized-5100849937252352 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	4527ec2216	avcodec/snowdec: Check for remaining bitstream in decode_blocks() Fixes: Timeout Fixes: 3142/clusterfuzz-testcase-5007853163118592 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	c3b9bbcc6e	avcodec/snowdec: Check intra block dc differences. Fixes: Timeout Fixes: 3142/clusterfuzz-testcase-5007853163118592 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	c897a92858	avcodec/snowdec: Fix integer overflow in header parsing Fixes: 3984/clusterfuzz-testcase-minimized-5265759929368576 Fixes: runtime error: signed integer overflow: -1085585801 + -1094995529 cannot be represented in type 'int' Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	393d6fc739	avcodec/snowdec: Check mv_scale Fixes: runtime error: signed integer overflow: 2 * -1094995530 cannot be represented in type 'int' Fixes: 3512/clusterfuzz-testcase-minimized-4812747210489856 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	732f976456	avcodec/snowdec: Fix integer overflow in decode_subband_slice_buffered() Fixes: runtime error: signed integer overflow: 267 * 8388608 cannot be represented in type 'int' Fixes: 2743/clusterfuzz-testcase-minimized-5820652076400640 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	d132683ddd	avcodec/snowdec: Fix off by 1 error Fixes: runtime error: index 4 out of bounds for type 'int8_t [4]' Fixes: 3023/clusterfuzz-testcase-minimized-6421736130084864 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	7 years ago
Michael Niedermayer	2e44126363	avcodec/snowdec: Fix runtime error: left shift of negative value -1 Fixes: 2197/clusterfuzz-testcase-minimized-6010716676947968 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	8 years ago
Michael Niedermayer	14b6adfd46	avcodec/snowdec: Fix runtime error: signed integer overflow: 1404 * 8388608 cannot be represented in type 'int' Fixes: 2004/clusterfuzz-testcase-minimized-5533262866808832 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	8 years ago
Michael Niedermayer	78aa93807b	avcodec/snowdec: Check width Fixes: out of array read Fixes: 1419/clusterfuzz-testcase-minimized-6108700873850880 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	8 years ago
Michael Niedermayer	ea627dc094	avcodec/snowdec: Remove unneeded {} Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	8 years ago
Michael Niedermayer	523205ce1e	avcodec/snowdec: Check qbias Fixes: signed integer overflow: -1094995529 * 131 cannot be represented in type 'int' Fixes: 1353/clusterfuzz-testcase-minimized-5208180449607680 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	8 years ago
Clément Bœsch	56bdf61baa	avutil/motion_vector: export subpel motion information FATE test changes because of the switch from shift to division.	9 years ago
Michael Niedermayer	ee8ce211ea	libavcodec/snowdec: Mark as FF_CODEC_CAP_INIT_THREADSAFE and FF_CODEC_CAP_INIT_CLEANUP Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	8f4cbf9402	avcodec/snowdec: Fix ref value check Fixes integer overflow and out of array read. Fixes: signal_sigsegv_24169e6_3445_cov_3778346427_snow_chroma_bug.avi Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	6c91afe497	avcodec/snowdec: Fix avmv_index increment Fixes reading uninitialized memory Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	7873f9aa72	avcodec/snowdec: AVMotionVector support Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	e069a4bf20	avcodec/snowdec: set AVFrame.pict_type correctly Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	1b4f2fb165	avcodec/snowdec: also print qbias and mvscale in debug output Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	2fb388fc9d	avcodec/snowdec: forward error codes Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	296aa4ac01	avcodec/snowdec: return more specific error codes Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	45ad7bc423	avcodec/snowdec: provide information about the wavelet with -debug 1 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	42874666a6	avcodec/snowdec: check av_frame_ref() return value Fixes CID1135742 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Clément Bœsch	b46f19100b	cosmetics: group remaining .name and .long_name. See `b2bed9325`.	11 years ago
Michael Niedermayer	c4224fff1b	avcodec/snow: gray support Fixes Ticket839 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	cf06dee58d	libavcodec/snow: change AVFrame to pointers to AVFrame for ABI stability Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	7b79c84b40	avcodec/snowdec: remove assert.h include, its unused Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	2e7bc9c2a1	snowdec: fix off by 1 error in dimensions check fixes infinite loop Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	30981a966f	lavc: split snow and dirac DWTs There is only about 4 lines of common code, so it alot cleaner when seperated. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Diego Biurrun	a0c5917f86	Drop Snow codec Snow is a toy codec with no real-world use and horrible code.	12 years ago
Anton Khirnov	df9b956751	lavc: fix decode_frame() third parameter semantics for video decoders It's got_frame, not data size	12 years ago
Anton Khirnov	594d4d5df3	lavc: add a wrapper for AVCodecContext.get_buffer(). It will be useful in the upcoming transition to refcounted AVFrames.	12 years ago
Anton Khirnov	716d413c13	Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat	12 years ago
Michael Niedermayer	5d55830388	snowdec: remove unused variable Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	48d20b918c	snowdec: increase stack size Fixes Ticket1632 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Anton Khirnov	36ef5369ee	Replace all CODEC_ID_* with AV_CODEC_ID_*	12 years ago
Michael Niedermayer	5eb4af6c59	snow: move init code that depends on picture paramaters to after these parameters are known. This should fix debug 2048 amongth other things Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago
Martin Storsjö	4d8516fdb1	snow: Check mallocs at init Signed-off-by: Martin Storsjö <martin@martin.st>	13 years ago
Michael Niedermayer	1e7943c315	snow: yuv410 support Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago
Michael Niedermayer	68c845cdba	snow: yuv444 support Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago
Ronald S. Bultje	d9669eab0b	dwt: remove variable-length arrays Signed-off-by: Mans Rullgard <mans@mansr.com>	13 years ago
Piotr Bandurski	48fdaa1cff	snowdec: add new line to some error messages	13 years ago
Diego Biurrun	cc7fac9970	dwt: return errors from ff_slice_buffer_init()	13 years ago
Martin Storsjö	00c3b67b8a	cosmetics: Align codec declarations Also break some long lines, remove codec function placeholder comments and add spaces in sample/pixel format lists. Signed-off-by: Martin Storsjö <martin@martin.st>	13 years ago
Michael Niedermayer	1f8ff2b13c	snow: check reference frame indices. Fixes NULL ptr dereference Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>	13 years ago
Michael Niedermayer	c9837954e7	snow: reject unsupported chroma shifts. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>	13 years ago
Michael Niedermayer	1af9fdc3ba	snow: reject unsupported chroma shifts. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago
Michael Niedermayer	0af48e29f5	snow: check reference frame indices. Fixes NULL ptr dereference Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago

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67 Commits (2a9ffd89fcb09bd69b2130da039ad2caba79cf33)