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path: root/libswresample/rematrix.c
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* 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: 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: simplify code by using av_get_bytes_per_sample()Michael Niedermayer2012-04-11
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: use assert in swri_sum2 to check that only supported formats are used.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>
* swr: update copyright year for rematrixMichael Niedermayer2012-04-10
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: special case for empty channels in rematrix.Nicolas George2012-03-07
| | | | Speed += 10% overall for pan=stereo:FL=FL+FR from wav to null.
* libswr: allow to set custom matrices.Nicolas George2012-02-20
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* swr: use "swri_" prefix instead of "swr_" for the private API.Clément Bœsch2011-11-17
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* rematrix: add parameter to tune volumeMichael Niedermayer2011-10-26
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* rematrix: change type of integers from 16 to 32bit to allow increasing ↵Michael Niedermayer2011-10-26
| | | | | | volume with it. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* rematrix: add type for coefficientsMichael Niedermayer2011-10-26
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* rematrix: Fix several passing argument from incompatible pointer type warnings.Michael Niedermayer2011-10-21
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swresample: fix broken indent.Clément Bœsch2011-10-10
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* swresample/rematrix: show matrix with debug log levelMichael Niedermayer2011-10-07
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* libswr/rematrix: remove unused variable.Nicolas George2011-09-28
| | | | | Signed-off-by: Nicolas George <nicolas.george@normalesup.org> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* libswr/rematrix: add braces to silence a warning.Nicolas George2011-09-28
| | | | | Signed-off-by: Nicolas George <nicolas.george@normalesup.org> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* rematrix: dont use floats for int16 code.Michael Niedermayer2011-09-19
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* rematrix: use double during init.Michael Niedermayer2011-09-19
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* swr: replace sqrt(0.5) by M_SQRT1_2Michael Niedermayer2011-09-19
| | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* Add libswresample.Michael Niedermayer2011-09-19
Similar to libswscale this does resampling and format convertion, just for audio instead of video. changing sampling rate, sample formats, channel layouts and sample packing all in one with a very simple public interface. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>