FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	d62030ffca	swresample/rematrix_template: Fix integer overflow in mix8to2 Fixes: CID1030352 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b04bbe6b86	swresample/rematrix_template: Fix integer overflow in mix6to2 Fixes: CID1030351 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	3289670142	swr: dont treat 32 and 24 as equal in simple copy check Fixes dithering from 32 to 24 bit Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	6bc4e36ba7	swr: set scale for 32->32/24 dither Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Paul B Mahol	0804171104	swresample: set flags & description and add documentation for output_sample_bits Allows users to actually use such option. Signed-off-by: Paul B Mahol <onemda@gmail.com>	12 years ago
Michael Niedermayer	495bf1b685	swr: Fix dithering of s16 with SIMD Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	4cfc92081d	swr: add native_simd_one Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b84de51f54	swresample/rematrix: add S32 mixing code Needed for dithering S32 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	f3c638eac1	wresample/rematrix_template: fix internal types Should make no difference, but future commits will need it Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	6e29f39252	swr/rematrix: use av_calloc() Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	03148fd174	buildsys: only include log2_tab per library for shared builds Fix linking failures with -all_load due to multiple log2_tabs Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>	12 years ago
Rob Sykes	dc666d360b	soxr: libsoxr 0.1.1 support Libsoxr 0.1.1 will be out very soon; no changes planned beyond what's currently in git. It includes a couple of fixes (not affecting FFmpeg's current usage) and a minor API change (but remains ABI compatible). Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	35aaa306ac	swr: make the default of nopts for first_pts actually work Fixes Ticket2210 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	8b3affda87	swr: support a seperate output sample bits. This avoids user apps having to mangle dither scale. for pcm24 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	2abbe6d07a	swr: add duplicate cutoff for compatibility Based on commit `50f4337a2f` Author: Justin Ruggles <justin.ruggles@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	21cd905cd4	swr: check channel layouts before using them. Fixes out of array accesses Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b5f544a0f9	swr: Dont use floats for S32->S32 when possible Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	be989f9236	swr: reorder init code to make rematrix status available earlier This also makes some other fields available earlier which may be usefull one day Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	24244cec2f	swr-test: Fix clip to 32bit Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b8c55590d5	swr/resample: fix integer overflow, add missing cast The effects of this are limited to numeric errors in the output Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	91debec976	swr/resample: fix filter rounding and cliping for s32 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	f9abeecd94	swr/ build_filter: use av_calloc() fix buffer overflow Fixes integer & buffer overflow Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	167af704ea	swr: limit phase_shift to a less insane value. This prevents potential crashes and out of memory issues if the user manually sets such insane values. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	00cae86754	swr: support first_pts Trolled-by: Daemon404 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	cc4a41727e	swr: fix "may be used uninitialized in this function" warnings The uninitialized use implicates 0 channels, which is unlikely to reach this function but fixed anyway in this commit. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	55d0528669	swr/dither: fix division by 0 Found-by: Daemon404 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	d676598f87	swr: fix handling of timestamps that cause multiple drops or silence injections Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	a34aee4646	swr: limit buffer size for silence injection This reduces memory usage for unreasonable large silence injections Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b481d09bd9	swr: limit buffer size for discarding. This prevents insane memory usage in case of insane input values. Untested due to lack of a testcase that causes such insane allocation Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	db4e0ecaf0	swr: move silence buffer to context to avoid per use malloc/free Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	dc6588421e	swr: move buffer used to discard sample to context This avoids the need to allocate & free to repeatly Fixes Ticket2122 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	c8737d348b	swr: work with 4 noise shaping coeffs at a time 63->38 kcycles Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	93bc0f0180	swr/noise_shaping_data: pad coeffs to multiple of 4 when they are 1 below This allows using code working with 4 at a time Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	ef7fdc8cff	swr: use a local variable for ns_coeffs maybe a very tiny bit faster Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	68ff7d265f	swr: use local variable for ns_errors 71 -> 63 kcycles Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	b5d9e5d06c	swr: minor simplification for the noise shaping pos update Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	a74548521b	swr: check that allocation of in/out_convert succeeded Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	e5a736261b	swr: Use a temporary buffer for dither/Noise shaping when the input is read only This avoids copying the input Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	2eec98125e	swr: mark noise data for noise shaping as const Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	558aa6cab7	swr: add seperate in/out pointers to the noise shaping code Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	fca51256d4	swr: rename dither_pos to noise_pos THis more closely matches what the field represents Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	2672b2c1d2	swr: scale data down in noise shaping to avoid cliping Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	0b60fc94aa	swr: reorder the operations in the noise shaping code Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	ead3a2a37e	swr: add noise_scale field to seperate it from the noise shaping scales Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	6908ded20e	swr: fix the noise sample type for noise shaping Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	3ef06f3415	swr: split swri_dither_init() out Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	8514d5bcf7	swr: remove unused variable Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	3ab1970612	swr: move dither related fields to their own context Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	ba1314c2ef	swr: update copyright years of a few files iam working on Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago
Michael Niedermayer	82742294b7	swr: Implement Noise shaping dither The following variants are implemented: lipshitz noise shaping dither shibata noise shaping dither low shibata noise shaping dither high shibata noise shaping dither f-weighted noise shaping dither modified-e-weighted noise shaping dither improved-e-weighted noise shaping dither Data tables taken from SOX Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	12 years ago

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623 Commits (2c0d522963a8eaca8949946112656651baa367b2)