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path: root/libswresample/swresample_internal.h
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* 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: add noise_scale field to seperate it from the noise shaping scalesMichael Niedermayer2013-01-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: fix the noise sample type for noise shapingMichael Niedermayer2013-01-09
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: split swri_dither_init() outMichael Niedermayer2013-01-09
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: move dither related fields to their own contextMichael Niedermayer2013-01-09
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: update copyright years of a few files iam working onMichael Niedermayer2013-01-09
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: Implement Noise shaping ditherMichael Niedermayer2013-01-09
| | | | | | | | | | | | | | | 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>
* docs: add soxr documentationRob Sykes2012-12-27
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: support -async X as a simple way to do what ffmpeg -async X didMichael Niedermayer2012-12-25
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: Add SOX resampler supportRob Sykes2012-12-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: move flush into ResamplerMichael Niedermayer2012-12-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: make realloc_audio() available outside swresample.cMichael Niedermayer2012-12-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: Add API to make resample engine selectable.Rob Sykes2012-12-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* Replace rest of libavutil/audioconvert.h with libavutil/channel_layout.hPaul B Mahol2012-11-13
| | | | | | Also remove it in once case when it is not needed. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* swr: use 64bit index/len for x86_64 mixMichael Niedermayer2012-10-28
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* ARM: libswresample: NEON optimised flat float to s16 conversionMans Rullgard2012-09-24
| | | | | Adapted to swr by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* Add Dolby/DPLII downmix support to libswresampleMichael Niedermayer2012-09-07
| | | | | | Based on code by John Stebbins <jstebbins.hb@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: update copyright yearsMichael Niedermayer2012-09-07
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: resampling: add filter type and Kaiser window beta to AVOptionsJustin Ruggles2012-07-23
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* swr: fix warning: passing argument 1 of s->mix_any_f from incompatible ↵Michael Niedermayer2012-07-02
| | | | | | pointer type Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: SIMD rematrixing and SSE/AVX mix_1_1 floatMichael Niedermayer2012-06-12
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add native matrix for SIMDMichael Niedermayer2012-06-12
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add function pointers for SIMD rematrixingMichael Niedermayer2012-06-12
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add all in one rematrixing function ptrMichael Niedermayer2012-06-08
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add swr_next_pts()Michael Niedermayer2012-05-19
| | | | | | parameter descriptions partly reuse text from af_asyncts Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add swr_drop_output()Michael Niedermayer2012-05-19
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add lfe_mix_levelJustin Ruggles2012-05-02
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add and use function pointers for rematrixMichael Niedermayer2012-05-01
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add native matrix for rematrixingMichael Niedermayer2012-05-01
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add sample format to AudioDataMichael Niedermayer2012-04-29
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add set_audiodata_fmt() and use it to simplify codeMichael Niedermayer2012-04-29
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add int16_to_int32_mmx/sseMichael Niedermayer2012-04-28
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: change sample format representation so as to maintain the planer/packed ↵Michael Niedermayer2012-04-28
| | | | | | distinction. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: pass resample parameters from the user to the resampler.Michael Niedermayer2012-04-26
| | | | | | doxy and names stolen from avr Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add a dither_scale parameter to tune the amplitude of the dither.Michael Niedermayer2012-04-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: pass context to swri_get_dither()Michael Niedermayer2012-04-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: generate more dither noise to improve quality.Michael Niedermayer2012-04-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: fix copy & pasted comment to match the code.Michael Niedermayer2012-04-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: add dither support.Michael Niedermayer2012-04-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* resample: support double precission resamplingMichael Niedermayer2012-04-10
| | | | | | | This commit is dedicated to the audiophiles who can hear it when a needle is dropped on the moon. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: support float & int32 in the resamplerMichael Niedermayer2012-04-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: allow flushing in multiple steps if the output is too small.Michael Niedermayer2012-03-25
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: fix compilation failure with old versions of gcc.Michael Niedermayer2012-03-25
| | | | | | | gcc 4.4 did not like the way i used typedefs Idea-by: beastd Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* libswr: allow to set custom matrices.Nicolas George2012-02-20
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* swr: doxument matrix fields.Michael Niedermayer2011-11-17
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: surround mixing is obviously used, fix comment.Clément Bœsch2011-11-17
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* swr: use int16_t instead of short for resampling.Clément Bœsch2011-11-17
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