Go to the source code of this file.
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#define | CONTEXT SineContext |
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#define | FLAGS AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM |
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#define | OPT_GENERIC(name, field, def, min, max, descr, type, deffield,...) |
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#define | OPT_INT(name, field, def, min, max, descr,...) OPT_GENERIC(name, field, def, min, max, descr, INT, i64, __VA_ARGS__) |
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#define | OPT_DBL(name, field, def, min, max, descr,...) OPT_GENERIC(name, field, def, min, max, descr, DOUBLE, dbl, __VA_ARGS__) |
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#define | OPT_DUR(name, field, def, min, max, descr,...) OPT_GENERIC(name, field, def, min, max, descr, DURATION, str, __VA_ARGS__) |
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#define | LOG_PERIOD 15 |
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#define | AMPLITUDE 4095 |
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#define | AMPLITUDE_SHIFT 3 |
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#define OPT_GENERIC |
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#define OPT_INT |
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#define OPT_DBL |
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#define OPT_DUR |
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#define AMPLITUDE_SHIFT 3 |
AVFILTER_DEFINE_CLASS |
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sine |
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static void make_sin_table |
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int16_t * |
sin | ) |
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static |
Initial value:= {
OPT_DBL(
"frequency", frequency, 440, 0, DBL_MAX,
"set the sine frequency"),
OPT_DBL(
"f", frequency, 440, 0, DBL_MAX,
"set the sine frequency"),
OPT_DBL(
"beep_factor", beep_factor, 0, 0, DBL_MAX,
"set the beep fequency factor"),
OPT_DBL(
"b", beep_factor, 0, 0, DBL_MAX,
"set the beep fequency factor"),
OPT_INT(
"samples_per_frame", samples_per_frame, 1024, 0, INT_MAX,
"set the number of samples per frame"),
}
Definition at line 64 of file asrc_sine.c.
Initial value:= {
{
.name = "default",
},
}
Definition at line 203 of file asrc_sine.c.
Initial value:= {
.name = "sine",
.priv_class = &sine_class,
}
Definition at line 213 of file asrc_sine.c.