Go to the source code of this file.
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enum | FilterType {
BUTTERWORTH,
CHEBYSHEV1,
CHEBYSHEV2,
NB_TYPES,
biquad,
equalizer,
bass,
treble,
band,
bandpass,
bandreject,
allpass,
highpass,
lowpass,
LOWPASS,
FLAT,
AFLAT,
CHROMA,
COLOR,
ACOLOR,
NB_FILTERS
} |
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enum | WidthType {
NONE,
HERTZ,
OCTAVE,
QFACTOR,
SLOPE
} |
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#define BIQUAD_FILTER |
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name, |
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type, |
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min, |
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max, |
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need_clipping |
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#define DEFINE_BIQUAD_FILTER |
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name_, |
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description_ |
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Value:
{ \
BiquadsContext *
s =
ctx->priv;
\
s->class = &name_##_class;
\
s->filter_type = name_;
\
} \
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AVFilter ff_af_##name_ = { \
.name = #name_, \
.priv_class = &name_##_class, \
}
static const AVFilterPad inputs[]
static const AVFilterPad outputs[]
static av_cold int init(AVFilterContext *ctx)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
static int query_formats(AVFilterContext *ctx)
static av_cold void uninit(AVFilterContext *ctx)
#define AVFILTER_DEFINE_CLASS(fname)
Definition at line 459 of file af_biquads.c.
Enumerator |
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BUTTERWORTH |
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CHEBYSHEV1 |
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CHEBYSHEV2 |
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NB_TYPES |
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biquad |
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equalizer |
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bass |
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treble |
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band |
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bandpass |
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bandreject |
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allpass |
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highpass |
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lowpass |
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LOWPASS |
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FLAT |
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AFLAT |
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CHROMA |
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COLOR |
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ACOLOR |
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NB_FILTERS |
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Definition at line 71 of file af_biquads.c.
Enumerator |
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NONE |
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HERTZ |
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OCTAVE |
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QFACTOR |
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SLOPE |
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Definition at line 84 of file af_biquads.c.
Initial value:= {
{
.name = "default",
},
}
static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
Definition at line 438 of file af_biquads.c.
Initial value:= {
{
.name = "default",
},
}
static int config_output(AVFilterLink *outlink)
Definition at line 447 of file af_biquads.c.