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Code Issues Releases Activity

avfilter/af_silencedetect: add planar sample formats support

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This commit is contained in:
Paul B Mahol 2021-09-02 21:28:13 +02:00
parent ba3c09b84a
commit a4101dca6c
1 changed files with 40 additions and 4 deletions
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44
libavfilter/af_silencedetect.c
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@ -131,11 +131,35 @@ static void silencedetect_##name(SilenceDetectContext *s, AVFrame *insamples,
nb_samples_notify, time_base); \
}
#define SILENCE_DETECT_PLANAR(name, type) \
static void silencedetect_##name(SilenceDetectContext *s, AVFrame *insamples, \
int nb_samples, int64_t nb_samples_notify, \
AVRational time_base) \
{ \
const int channels = insamples->channels; \
const type noise = s->noise; \
\
nb_samples /= channels; \
for (int i = 0; i < nb_samples; i++) { \
for (int ch = 0; ch < insamples->channels; ch++) { \
const type *p = (const type *)insamples->extended_data[ch]; \
update(s, insamples, p[i] < noise && p[i] > -noise, \
channels * i + ch, \
nb_samples_notify, time_base); \
} \
} \
}
SILENCE_DETECT(dbl, double)
SILENCE_DETECT(flt, float)
SILENCE_DETECT(s32, int32_t)
SILENCE_DETECT(s16, int16_t)
SILENCE_DETECT_PLANAR(dblp, double)
SILENCE_DETECT_PLANAR(fltp, float)
SILENCE_DETECT_PLANAR(s32p, int32_t)
SILENCE_DETECT_PLANAR(s16p, int16_t)
static int config_input(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
@ -165,6 +189,18 @@ static int config_input(AVFilterLink *inlink)
s->noise *= INT16_MAX;
s->silencedetect = silencedetect_s16;
break;
case AV_SAMPLE_FMT_DBLP: s->silencedetect = silencedetect_dblp; break;
case AV_SAMPLE_FMT_FLTP: s->silencedetect = silencedetect_fltp; break;
case AV_SAMPLE_FMT_S32P:
s->noise *= INT32_MAX;
s->silencedetect = silencedetect_s32p;
break;
case AV_SAMPLE_FMT_S16P:
s->noise *= INT16_MAX;
s->silencedetect = silencedetect_s16p;
break;
default:
return AVERROR_BUG;
}
return 0;
@ -198,10 +234,10 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
static int query_formats(AVFilterContext *ctx)
{
static const enum AVSampleFormat sample_fmts[] = {
AV_SAMPLE_FMT_DBL,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_S32,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBLP,
AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32P,
AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_NONE
};
int ret = ff_set_common_all_channel_counts(ctx);