FFmpeg

Commit Graph

Author	SHA1	Message	Date
Christophe Gisquet	7a4a5515b0	hevc: use intreadwrite When dealing with MVs, both components may be processed at a time. On Win64, 560 to 539 cycles for derive_spatial_merge_candidates. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	ffa0b510cd	avcodec/hevc: fix pict_type Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	d249e6828e	hevc/sao: optimze sao implementation - adding one extra pixel all around the frame - do not copy when SAO is not applied 5% improvement cherry picked from commit 10fc29fc19a12c4d8168fbe1a954b76386db12d0 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	cf92cc8751	avcodec/hevc: clear HEVClcList[i] on allocation Fixes fate failure with --enable-memory-poisoning && make THREAD_TYPE=slice THREADS=7 fate-hevc-conformance-ENTP_C_Qualcomm_1 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	880dbe43ca	avcodec/hevc: treat current_sps like sps_list This simplifies the management of current_sps Fixes Ticket3458 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	453f8eaee2	hevc/rext: add support for Range extension tools SPS features/flags: - transform_skip_rotation_enabled_flag - transform_skip_context_enabled_flag - implicit_rdpcm_enabled_flag - explicit_rdpcm_enabled_flag - intra_smoothing_disabled_flag - persistent_rice_adaptation_enabled_flag PPS features/flags: - log2_max_transform_skip_block_size - cross_component_prediction_enabled_flag - chroma_qp_offset_list_enabled_flag - diff_cu_chroma_qp_offset_depth - chroma_qp_offset_list_len_minus1 - cb_qp_offset_list - cr_qp_offset_list - log2_sao_offset_scale_luma - log2_sao_offset_scale_chroma (cherry picked from commit 005294c5b939a23099871c6130c8a7cc331f73ee) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	5a41999d81	hevc/rext: basic infrastructure for supporting range extension - support for 4:2:2 and 4:4:4 up to 12 bits - add a new profile for range extension (cherry picked from commit d3c067fa65bbc871758d28aa07f54123430ca346) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	255086a7e0	hevc: use local variable for split_cu_flag (cherry picked from commit ee71e9e9c12fc47856c452efb278f9f593a923ee) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	f5beda3bfd	hevc: move restore_tqb where it should be. (cherry picked from commit 8fafc96a9805d11bfe32537c8f78a294a5844065) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Mickaël Raulet	1241eb8870	hevc: simplify SAO computation, delay from one row its computation (cherry picked from commit f2c5f647cec786df26f442a85e6d685a131a50c9) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	1db641cbd2	avcodec/hevc: more clearing to avoid stale pointers Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	ccd6911c18	avcodec/hevc_ps: do not loose all reference to pointers still in use Fixes leaving a pointer to unreferenced memory Fixes Ticket 3115 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	5d88e40093	avcodec/hevc: check slice_header_extension data length Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	c79acacd2e	avcodec/hevc: fix nb_sh / nb_sps check fixes integer overflow Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Gildas Cocherel	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
Mickaël Raulet	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
Mickaël Raulet	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
Christophe Gisquet	eca1957c4c	hevc: reorder loops iterate over memory in a more continuous order Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Vittorio Giovara	0569a7e0bd	hevc: parse display orientation SEI message Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>	11 years ago
Luca Barbato	df949b645b	hevc: Use the local context variable when needed	11 years ago
Michael Niedermayer	7faa7d3d42	avcodec/hevc: Use av_malloc(z)_array() Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Diego Biurrun	c67b449beb	dsputil: Split bswap*_buf() off into a separate context	11 years ago
Justin Ruggles	9e500efdbe	Add av_image_check_sar() and use it to validate SAR	11 years ago
Anton Khirnov	a1c2b48018	hevc: templatize intra_pred	11 years ago
Mickaël Raulet	e2760de605	hevc: fix key_frame as an IRAP it was always 1 before with ISOBMFF(cherry picked from commit fb1402b1ec78d80acd6ced76bf78d65560965c4c) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	2201d1a0f8	avcodec/hevc: Fix undefined shifts Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	84655bdaed	avcodec/hevc: remove unused variable Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Mickaël Raulet	83976e40e8	hevc: C code update for new motion compensation pretty print C Reviewed-by: "Ronald S. Bultje" <rsbultje@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
gcocherel	2eddf3a6ef	avcodec/hevc: fix no output of prior pics and pic output flags(cherry picked from commit e99b96dff1d76d74cb5633aa9702828d863050e2) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	6795dcfa65	avcodec/hevc: Export picture type This only uses the first slice, improvement here is welcome analyzing all slices the trivial way would interfere with threads Fixes Ticket3185 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	ed06e5d92b	hevc: Do not turn 32bit timebases into negative numbers Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind	11 years ago
Michael Niedermayer	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
Luca Barbato	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
Michael Niedermayer	bf2ce19e51	avcodec/hevc: Dont turn 32bit timebases into negative numbers Fixes assertion failure Fixes: 499f6ecaeae8e3f79a115a72c61ffd15-asan_static-oob_124a175_2792_cov_1782273879_RPLM_A_qualcomm_4.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	3b6655ebff	avcodec/hevc: remove FFUMOD() in slice qp_y init This has become redundant Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	1e263133cc	avcodec/hevc: remove unused variables Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	64278039e5	avcodec/hevc: Simplify get_qPy_pred() Fixes use of uninitialized memory Fixes: 93728afd9aa074ba14a09bfd93a632fd-asan_static-oob_124a17d_1445_cov_1021181966_DBLK_D_VIXS_1.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	1a3ed056c5	avcodec/hevc: make check for previous slice segment tighter This ensures the previous one is matching the curent and not just any Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	6ef57f4d9a	avcodec/hevc: hls_decode_entry: check that the previous slice segment is available before decoding the next Fixes use of uninitialized memory Fixes out of array read Fixes assertion failure Fixes part of cb307d24befbd109c6f054008d6777b5/asan_static-oob_124a175_1445_cov_2355279992_DBLK_D_VIXS_1.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	a18f111582	avcodec/hevc: clear tab_slice_address of ctb on error. This allows us to detect which areas have failed to decode Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	56985d26d7	avcodec/hevc: clear tab_slice_address in hevc_frame_start() Fixes inconsistencies Fixes use of uninitilaized memory Fixes part of cb307d24befbd109c6f054008d6777b5/asan_static-oob_124a175_1445_cov_2355279992_DBLK_D_VIXS_1.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Anton Khirnov	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
Michael Niedermayer	96c4ba2392	avcodec/hevc: propagate error code from hls_coding_quadtree() Fixes use of uninitialized memory Fixes out of array read Fixes: asan_static-oob_123cee5_2630_cov_1869071233_PICSIZE_A_Bossen_1.bin Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Luca Barbato	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
Luca Barbato	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
Luca Barbato	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
Luca Barbato	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
Michael Niedermayer	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
Michael Niedermayer	22bfb4be28	avcodec/hevc: Check entry point arrays for malloc failure Fixes null pointer dereference Fixes: signal_sigsegv_e1d3b6_2192_DBLK_F_VIXS_2.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Luca Barbato	aead772b58	hevc: Bound check slice_qp The T-REC-H.265-2013044 page 79 states they have to be into the range [-s->sps->qp_bd_offset, 51]. Fixes: asan_stack-oob_eae8e3_9522_WP_MAIN10_B_Toshiba_3.bit Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago

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128 Commits (28f31e78eb9c2683fb50a1116e337dca5b97dab2)