summaryrefslogtreecommitdiffstats
path: root/libavfilter/af_aiir.c
Commit message (Collapse)AuthorAgeFilesLines
* avfilter/af_aiir: calculate group delay tooPaul B Mahol2019-07-131-3/+30
|
* avfilter/af_aiir: do not ignore k option for audio filteringPaul B Mahol2019-07-131-2/+4
| | | | Previously it was used only for displaying frequency response.
* avfilter/af_aiir: implement mix optionPaul B Mahol2019-07-081-0/+6
|
* avfilter/af_aiir: implement rate optionPaul B Mahol2018-11-081-4/+12
|
* avfilter/af_aiir: Remove l from %lf in av_log environmentMichael Niedermayer2018-10-071-2/+2
| | | | | | The l modifier does nothing in C99 and it was undefined in C89 for %f Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* lavfi/af_afir,af_aiir: Remove a variable that is always -1.Carl Eugen Hoyos2018-07-191-2/+2
| | | | | | | | | | Fixes two warnings: libavfilter/af_afir.c:194:45: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow] int dx = FFABS(x1-x0), sx = x0 < x1 ? 1 : -1; ~~~~~~~~~~~~^~~~ libavfilter/af_aiir.c:689:45: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow] int dx = FFABS(x1-x0), sx = x0 < x1 ? 1 : -1; ~~~~~~~~~~~~^~~~
* avfilter/af_aiir: draw IR frequency responsePaul B Mahol2018-05-301-13/+253
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: add polar zeros/poles format variantPaul B Mahol2018-01-101-7/+71
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: unbreak clipping detectionPaul B Mahol2018-01-101-4/+4
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: do not leak memory on failure in convert_zp2tf()Paul B Mahol2018-01-101-10/+11
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: refactor code so it uses IIRChannel structPaul B Mahol2018-01-091-141/+126
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: make default processing to serially cascadedPaul B Mahol2018-01-091-3/+11
| | | | | | Also add several helpfull log messages. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: add slice threading supportPaul B Mahol2018-01-091-93/+108
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: add cascaded biquads supportPaul B Mahol2018-01-091-11/+253
| | | | | | Also add precision option. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: do not forget to free gains tooPaul B Mahol2018-01-081-0/+2
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: fix typo which may cause overreadPaul B Mahol2018-01-081-1/+1
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: rename options, provide gains in separate optionPaul B Mahol2018-01-071-29/+66
| | | | | | This way it can be also used for other format. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: add support for alternative coefficients formatPaul B Mahol2018-01-071-6/+147
| | | | | | Support for zeros/poles syntax on Z-plane. Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter/af_aiir: do not crash with invalid optionsPaul B Mahol2018-01-051-3/+23
| | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* avfilter: add arbitrary audio IIR filterPaul B Mahol2018-01-051-0/+334
Signed-off-by: Paul B Mahol <onemda@gmail.com>
OpenPOWER on IntegriCloud