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* swr/rematrix: Fix handling of AV_CH_LAYOUT_STEREO_DOWNMIX outputMichael Niedermayer2013-08-20
| | | | | | | | | | Fixes Ticket2859 Note, testcases related to the downmix channels are welcome. (id like to make sure this is working correctly now, as obviously it didnt work before ...) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: clean layouts before checking sanityMichael Niedermayer2013-08-20
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample: fix negative rematrix volumnsMichael Niedermayer2013-07-22
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample: Make rematrix maxvalue user settableMichael Niedermayer2013-07-22
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* cosmetics: Fix "dont" "wont" "doesnt" typosTimothy Gu2013-06-29
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample/x86/audio_convert: add emms to CONVMichael Niedermayer2013-06-18
| | | | | | Might fix Ticket1874 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample/rematrix_template: Fix integer overflow in mix8to2Michael Niedermayer2013-06-10
| | | | | Fixes: CID1030352 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample/rematrix_template: Fix integer overflow in mix6to2Michael Niedermayer2013-06-10
| | | | | Fixes: CID1030351 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: dont treat 32 and 24 as equal in simple copy checkMichael Niedermayer2013-06-05
| | | | | | Fixes dithering from 32 to 24 bit Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: set scale for 32->32/24 ditherMichael Niedermayer2013-06-05
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample: set flags & description and add documentation for output_sample_bitsPaul B Mahol2013-06-04
| | | | | | Allows users to actually use such option. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* swr: Fix dithering of s16 with SIMDMichael Niedermayer2013-06-04
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add native_simd_oneMichael Niedermayer2013-06-04
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample/rematrix: add S32 mixing codeMichael Niedermayer2013-06-04
| | | | | | Needed for dithering S32 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* wresample/rematrix_template: fix internal typesMichael Niedermayer2013-06-04
| | | | | | Should make no difference, but future commits will need it Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr/rematrix: use av_calloc()Michael Niedermayer2013-04-15
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* buildsys: only include log2_tab per library for shared buildsMichael Niedermayer2013-03-04
| | | | | | Fix linking failures with -all_load due to multiple log2_tabs Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
* soxr: libsoxr 0.1.1 supportRob Sykes2013-03-01
| | | | | | | 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>
* swr: make the default of nopts for first_pts actually workMichael Niedermayer2013-02-25
| | | | | | Fixes Ticket2210 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: support a seperate output sample bits.Michael Niedermayer2013-02-24
| | | | | | This avoids user apps having to mangle dither scale. for pcm24 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add duplicate cutoff for compatibilityMichael Niedermayer2013-02-24
| | | | | | | | Based on commit 50f4337a2fd3b571b38c9475981e36405d1ca1e1 Author: Justin Ruggles <justin.ruggles@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: check channel layouts before using them.Michael Niedermayer2013-02-13
| | | | | | | Fixes out of array accesses Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: Dont use floats for S32->S32 when possibleMichael Niedermayer2013-02-04
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: reorder init code to make rematrix status available earlierMichael Niedermayer2013-02-04
| | | | | | | This also makes some other fields available earlier which may be usefull one day Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr-test: Fix clip to 32bitMichael Niedermayer2013-02-04
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr/resample: fix integer overflow, add missing castMichael Niedermayer2013-02-04
| | | | | | The effects of this are limited to numeric errors in the output Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr/resample: fix filter rounding and cliping for s32Michael Niedermayer2013-02-04
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr/ build_filter: use av_calloc() fix buffer overflowMichael Niedermayer2013-01-27
| | | | | | | Fixes integer & buffer overflow Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: limit phase_shift to a less insane value.Michael Niedermayer2013-01-27
| | | | | | | 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>
* swr: support first_ptsMichael Niedermayer2013-01-21
| | | | | Trolled-by: Daemon404 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: fix "may be used uninitialized in this function" warningsMichael Niedermayer2013-01-20
| | | | | | | 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>
* swr/dither: fix division by 0Michael Niedermayer2013-01-14
| | | | | Found-by: Daemon404 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: fix handling of timestamps that cause multiple drops or silence injectionsMichael Niedermayer2013-01-13
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: limit buffer size for silence injectionMichael Niedermayer2013-01-13
| | | | | | This reduces memory usage for unreasonable large silence injections Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: limit buffer size for discarding.Michael Niedermayer2013-01-13
| | | | | | | 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>
* swr: move silence buffer to context to avoid per use malloc/freeMichael Niedermayer2013-01-13
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: move buffer used to discard sample to contextMichael Niedermayer2013-01-13
| | | | | | | | This avoids the need to allocate & free to repeatly Fixes Ticket2122 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: work with 4 noise shaping coeffs at a timeMichael Niedermayer2013-01-12
| | | | | | 63->38 kcycles Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr/noise_shaping_data: pad coeffs to multiple of 4 when they are 1 belowMichael Niedermayer2013-01-12
| | | | | | This allows using code working with 4 at a time Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: use a local variable for ns_coeffsMichael Niedermayer2013-01-12
| | | | | | maybe a very tiny bit faster Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: use local variable for ns_errorsMichael Niedermayer2013-01-12
| | | | | | 71 -> 63 kcycles Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: minor simplification for the noise shaping pos updateMichael Niedermayer2013-01-12
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: check that allocation of in/out_convert succeededMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: Use a temporary buffer for dither/Noise shaping when the input is read onlyMichael Niedermayer2013-01-10
| | | | | | This avoids copying the input Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: mark noise data for noise shaping as constMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add seperate in/out pointers to the noise shaping codeMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: rename dither_pos to noise_posMichael Niedermayer2013-01-10
| | | | | | THis more closely matches what the field represents Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: scale data down in noise shaping to avoid clipingMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: reorder the operations in the noise shaping codeMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add noise_scale field to seperate it from the noise shaping scalesMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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