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avfilter/af_biquads: refactor some options

This commit is contained in:
Paul B Mahol 2022-05-29 12:34:29 +02:00
parent 525f83becd
commit a7e0997324
1 changed files with 96 additions and 286 deletions
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382
libavfilter/af_biquads.c
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@ -1453,45 +1453,63 @@ const AVFilter ff_af_##name_ = { \
AVFILTER_DEFINE_CLASS(name); \
DEFINE_BIQUAD_FILTER_2(name, description, name)
#define WIDTH_OPTION(x) \
{"width", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=x}, 0, 99999, FLAGS}, \
{"w", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=x}, 0, 99999, FLAGS}
#define WIDTH_TYPE_OPTION(x) \
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=x}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"}, \
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=x}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"}, \
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"}, \
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"}, \
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"}, \
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"}, \
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"}
#define MIX_CHANNELS_NORMALIZE_OPTION(x, y, z) \
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=x}, 0, 1, FLAGS}, \
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=x}, 0, 1, FLAGS}, \
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str=y}, 0, 0, FLAGS}, \
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str=y}, 0, 0, FLAGS}, \
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=z}, 0, 1, FLAGS}, \
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=z}, 0, 1, FLAGS}
#define TRANSFORM_OPTION(x) \
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=x}, 0, NB_TTYPE-1, AF, "transform_type"}, \
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=x}, 0, NB_TTYPE-1, AF, "transform_type"}, \
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"}, \
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"}, \
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"}, \
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"}, \
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"}, \
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"}, \
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"}
#define PRECISION_OPTION(x) \
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=x}, -1, 3, AF, "precision"}, \
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=x}, -1, 3, AF, "precision"}, \
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"}, \
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"}, \
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"}, \
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"}, \
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"}
#define BLOCKSIZE_OPTION(x) \
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=x}, 0, 32768, AF}, \
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=x}, 0, 32768, AF}
#if CONFIG_EQUALIZER_FILTER
static const AVOption equalizer_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 99999, FLAGS},
{"w", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(1.0),
{"gain", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"g", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1501,43 +1519,16 @@ DEFINE_BIQUAD_FILTER(equalizer, "Apply two-pole peaking equalization (EQ) filter
static const AVOption bass_lowshelf_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=100}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=100}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set shelf transition steep", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
{"w", "set shelf transition steep", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.5),
{"gain", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"g", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"poles", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"p", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1554,43 +1545,16 @@ DEFINE_BIQUAD_FILTER_2(lowshelf, "Apply a low shelf filter.", bass_lowshelf);
static const AVOption treble_highshelf_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set shelf transition steep", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
{"w", "set shelf transition steep", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.5),
{"gain", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"g", "set gain", OFFSET(gain), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -900, 900, FLAGS},
{"poles", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"p", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1614,40 +1578,13 @@ DEFINE_BIQUAD_FILTER_2(tiltshelf, "Apply a tilt shelf filter.", treble_highshelf
static const AVOption bandpass_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
{"w", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.5),
{"csg", "use constant skirt gain", OFFSET(csg), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1657,39 +1594,12 @@ DEFINE_BIQUAD_FILTER(bandpass, "Apply a two-pole Butterworth band-pass filter.")
static const AVOption bandreject_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
{"w", "set band-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.5}, 0, 99999, FLAGS},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.5),
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1699,41 +1609,14 @@ DEFINE_BIQUAD_FILTER(bandreject, "Apply a two-pole Butterworth band-reject filte
static const AVOption lowpass_options[] = {
{"frequency", "set frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=500}, 0, 999999, FLAGS},
{"f", "set frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=500}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.707}, 0, 99999, FLAGS},
{"w", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.707}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.707),
{"poles", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"p", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1743,41 +1626,14 @@ DEFINE_BIQUAD_FILTER(lowpass, "Apply a low-pass filter with 3dB point frequency.
static const AVOption highpass_options[] = {
{"frequency", "set frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"f", "set frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=QFACTOR}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.707}, 0, 99999, FLAGS},
{"w", "set width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=0.707}, 0, 99999, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.707),
{"poles", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"p", "set number of poles", OFFSET(poles), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, AF},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};
@ -1787,39 +1643,13 @@ DEFINE_BIQUAD_FILTER(highpass, "Apply a high-pass filter with 3dB point frequenc
static const AVOption allpass_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"f", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=3000}, 0, 999999, FLAGS},
{"width_type", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=HERTZ}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"t", "set filter-width type", OFFSET(width_type), AV_OPT_TYPE_INT, {.i64=HERTZ}, HERTZ, NB_WTYPE-1, FLAGS, "width_type"},
{"h", "Hz", 0, AV_OPT_TYPE_CONST, {.i64=HERTZ}, 0, 0, FLAGS, "width_type"},
{"q", "Q-Factor", 0, AV_OPT_TYPE_CONST, {.i64=QFACTOR}, 0, 0, FLAGS, "width_type"},
{"o", "octave", 0, AV_OPT_TYPE_CONST, {.i64=OCTAVE}, 0, 0, FLAGS, "width_type"},
{"s", "slope", 0, AV_OPT_TYPE_CONST, {.i64=SLOPE}, 0, 0, FLAGS, "width_type"},
{"k", "kHz", 0, AV_OPT_TYPE_CONST, {.i64=KHERTZ}, 0, 0, FLAGS, "width_type"},
{"width", "set filter-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=707.1}, 0, 99999, FLAGS},
{"w", "set filter-width", OFFSET(width), AV_OPT_TYPE_DOUBLE, {.dbl=707.1}, 0, 99999, FLAGS},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
WIDTH_TYPE_OPTION(QFACTOR),
WIDTH_OPTION(0.707),
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
{"order", "set filter order", OFFSET(order), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, FLAGS},
{"o", "set filter order", OFFSET(order), AV_OPT_TYPE_INT, {.i64=2}, 1, 2, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
{NULL}
};
@ -1833,30 +1663,10 @@ static const AVOption biquad_options[] = {
{"b0", NULL, OFFSET(ob0), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
{"b1", NULL, OFFSET(ob1), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
{"b2", NULL, OFFSET(ob2), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
{"mix", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"m", "set mix", OFFSET(mix), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS},
{"channels", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"c", "set channels to filter", OFFSET(ch_layout_str), AV_OPT_TYPE_STRING, {.str="all"}, 0, 0, FLAGS},
{"normalize", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"n", "normalize coefficients", OFFSET(normalize), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS},
{"transform", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"a", "set transform type", OFFSET(transform_type), AV_OPT_TYPE_INT, {.i64=0}, 0, NB_TTYPE-1, AF, "transform_type"},
{"di", "direct form I", 0, AV_OPT_TYPE_CONST, {.i64=DI}, 0, 0, AF, "transform_type"},
{"dii", "direct form II", 0, AV_OPT_TYPE_CONST, {.i64=DII}, 0, 0, AF, "transform_type"},
{"tdi", "transposed direct form I", 0, AV_OPT_TYPE_CONST, {.i64=TDI}, 0, 0, AF, "transform_type"},
{"tdii", "transposed direct form II", 0, AV_OPT_TYPE_CONST, {.i64=TDII}, 0, 0, AF, "transform_type"},
{"latt", "lattice-ladder form", 0, AV_OPT_TYPE_CONST, {.i64=LATT}, 0, 0, AF, "transform_type"},
{"svf", "state variable filter form", 0, AV_OPT_TYPE_CONST, {.i64=SVF}, 0, 0, AF, "transform_type"},
{"zdf", "zero-delay filter form", 0, AV_OPT_TYPE_CONST, {.i64=ZDF}, 0, 0, AF, "transform_type"},
{"precision", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"r", "set filtering precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=-1}, -1, 3, AF, "precision"},
{"auto", "automatic", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, AF, "precision"},
{"s16", "signed 16-bit", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "precision"},
{"s32", "signed 32-bit", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "precision"},
{"f32", "floating-point single", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "precision"},
{"f64", "floating-point double", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "precision"},
{"blocksize", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
{"b", "set the block size", OFFSET(block_samples), AV_OPT_TYPE_INT, {.i64=0}, 0, 32768, AF},
MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
TRANSFORM_OPTION(DI),
PRECISION_OPTION(-1),
BLOCKSIZE_OPTION(0),
{NULL}
};