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avfilter/af_biquads: Deduplicate AVClasses

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-10 20:52:54 +02:00
parent 3000ac48d5
commit 4ab80ac17e
1 changed files with 14 additions and 11 deletions
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25
libavfilter/af_biquads.c
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@ -853,8 +853,7 @@ static const AVFilterPad outputs[] = {
#define FLAGS AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define AF AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
#define DEFINE_BIQUAD_FILTER(name_, description_) \
AVFILTER_DEFINE_CLASS(name_); \
#define DEFINE_BIQUAD_FILTER_2(name_, description_, priv_class_) \
static av_cold int name_##_init(AVFilterContext *ctx) \
{ \
BiquadsContext *s = ctx->priv; \
@ -865,17 +864,21 @@ static av_cold int name_##_init(AVFilterContext *ctx) \
const AVFilter ff_af_##name_ = { \
.name = #name_, \
.description = NULL_IF_CONFIG_SMALL(description_), \
.priv_class = &priv_class_##_class, \
.priv_size = sizeof(BiquadsContext), \
.init = name_##_init, \
.uninit = uninit, \
.query_formats = query_formats, \
FILTER_INPUTS(inputs), \
FILTER_OUTPUTS(outputs), \
.priv_class = &name_##_class, \
.process_command = process_command, \
.flags = AVFILTER_FLAG_SLICE_THREADS | AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL, \
}
#define DEFINE_BIQUAD_FILTER(name, description) \
AVFILTER_DEFINE_CLASS(name); \
DEFINE_BIQUAD_FILTER_2(name, description, name)
#if CONFIG_EQUALIZER_FILTER
static const AVOption equalizer_options[] = {
{"frequency", "set central frequency", OFFSET(frequency), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, 999999, FLAGS},
@ -954,14 +957,13 @@ static const AVOption bass_lowshelf_options[] = {
{NULL}
};
AVFILTER_DEFINE_CLASS_EXT(bass_lowshelf, "bass/lowshelf", bass_lowshelf_options);
#if CONFIG_BASS_FILTER
#define bass_options bass_lowshelf_options
DEFINE_BIQUAD_FILTER(bass, "Boost or cut lower frequencies.");
DEFINE_BIQUAD_FILTER_2(bass, "Boost or cut lower frequencies.", bass_lowshelf);
#endif /* CONFIG_BASS_FILTER */
#if CONFIG_LOWSHELF_FILTER
#define lowshelf_options bass_lowshelf_options
DEFINE_BIQUAD_FILTER(lowshelf, "Apply a low shelf filter.");
DEFINE_BIQUAD_FILTER_2(lowshelf, "Apply a low shelf filter.", bass_lowshelf);
#endif /* CONFIG_LOWSHELF_FILTER */
#endif /* CONFIG_BASS_FILTER || CONFIG LOWSHELF_FILTER */
#if CONFIG_TREBLE_FILTER || CONFIG_HIGHSHELF_FILTER
@ -1003,14 +1005,15 @@ static const AVOption treble_highshelf_options[] = {
{NULL}
};
AVFILTER_DEFINE_CLASS_EXT(treble_highshelf, "treble/highshelf",
treble_highshelf_options);
#if CONFIG_TREBLE_FILTER
#define treble_options treble_highshelf_options
DEFINE_BIQUAD_FILTER(treble, "Boost or cut upper frequencies.");
DEFINE_BIQUAD_FILTER_2(treble, "Boost or cut upper frequencies.", treble_highshelf);
#endif /* CONFIG_TREBLE_FILTER */
#if CONFIG_HIGHSHELF_FILTER
#define highshelf_options treble_highshelf_options
DEFINE_BIQUAD_FILTER(highshelf, "Apply a high shelf filter.");
DEFINE_BIQUAD_FILTER_2(highshelf, "Apply a high shelf filter.", treble_highshelf);
#endif /* CONFIG_HIGHSHELF_FILTER */
#endif /* CONFIG_TREBLE_FILTER || CONFIG_HIGHSHELF_FILTER */
#if CONFIG_BANDPASS_FILTER