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avfilter/af_silencedetect: use AVFilterContext for logging

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Niklas Haas
2025-08-11 15:39:17 +02:00
committed by Niklas Haas
parent 892c439525
commit 4cc71fb806
1 changed files with 17 additions and 13 deletions
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30
libavfilter/af_silencedetect.c
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@@ -45,7 +45,7 @@ typedef struct SilenceDetectContext {
int last_sample_rate; ///< last sample rate to check for sample rate changes
AVRational time_base; ///< time_base
void (*silencedetect)(struct SilenceDetectContext *s, AVFrame *insamples,
void (*silencedetect)(AVFilterContext *ctx, AVFrame *insamples,
int nb_samples, int64_t nb_samples_notify,
AVRational time_base);
} SilenceDetectContext;
@@ -75,10 +75,11 @@ static void set_meta(AVFrame *insamples, int channel, const char *key, char *val
snprintf(key2, sizeof(key2), "lavfi.%s", key);
av_dict_set(&insamples->metadata, key2, value, 0);
}
static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples,
static av_always_inline void update(AVFilterContext *ctx, AVFrame *insamples,
int is_silence, int current_sample, int64_t nb_samples_notify,
AVRational time_base)
{
SilenceDetectContext *s = ctx->priv;
int channel = current_sample % s->independent_channels;
if (is_silence) {
if (s->start[channel] == INT64_MIN) {
@@ -89,8 +90,8 @@ static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples,
set_meta(insamples, s->mono ? channel + 1 : 0, "silence_start",
av_ts2timestr(s->start[channel], &time_base));
if (s->mono)
av_log(s, AV_LOG_INFO, "channel: %d | ", channel);
av_log(s, AV_LOG_INFO, "silence_start: %s\n",
av_log(ctx, AV_LOG_INFO, "channel: %d | ", channel);
av_log(ctx, AV_LOG_INFO, "silence_start: %s\n",
av_ts2timestr(s->start[channel], &time_base));
}
}
@@ -107,8 +108,8 @@ static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples,
av_ts2timestr(duration_ts, &time_base));
}
if (s->mono)
av_log(s, AV_LOG_INFO, "channel: %d | ", channel);
av_log(s, AV_LOG_INFO, "silence_end: %s | silence_duration: %s\n",
av_log(ctx, AV_LOG_INFO, "channel: %d | ", channel);
av_log(ctx, AV_LOG_INFO, "silence_end: %s | silence_duration: %s\n",
av_ts2timestr(end_pts, &time_base),
av_ts2timestr(duration_ts, &time_base));
}
@@ -118,24 +119,26 @@ static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples,
}
#define SILENCE_DETECT(name, type) \
static void silencedetect_##name(SilenceDetectContext *s, AVFrame *insamples, \
static void silencedetect_##name(AVFilterContext *ctx, AVFrame *insamples, \
int nb_samples, int64_t nb_samples_notify, \
AVRational time_base) \
{ \
SilenceDetectContext *s = ctx->priv; \
const type *p = (const type *)insamples->data[0]; \
const type noise = s->noise; \
int i; \
\
for (i = 0; i < nb_samples; i++, p++) \
update(s, insamples, *p < noise && *p > -noise, i, \
update(ctx, insamples, *p < noise && *p > -noise, i, \
nb_samples_notify, time_base); \
}
#define SILENCE_DETECT_PLANAR(name, type) \
static void silencedetect_##name(SilenceDetectContext *s, AVFrame *insamples, \
static void silencedetect_##name(AVFilterContext *ctx, AVFrame *insamples, \
int nb_samples, int64_t nb_samples_notify, \
AVRational time_base) \
{ \
SilenceDetectContext *s = ctx->priv; \
const int channels = insamples->ch_layout.nb_channels; \
const type noise = s->noise; \
\
@@ -143,7 +146,7 @@ static void silencedetect_##name(SilenceDetectContext *s, AVFrame *insamples,
for (int i = 0; i < nb_samples; i++) { \
for (int ch = 0; ch < insamples->ch_layout.nb_channels; ch++) { \
const type *p = (const type *)insamples->extended_data[ch]; \
update(s, insamples, p[i] < noise && p[i] > -noise, \
update(ctx, insamples, p[i] < noise && p[i] > -noise, \
channels * i + ch, \
nb_samples_notify, time_base); \
} \
@@ -209,7 +212,8 @@ static int config_input(AVFilterLink *inlink)
static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
{
SilenceDetectContext *s = inlink->dst->priv;
AVFilterContext *ctx = inlink->dst;
SilenceDetectContext *s = ctx->priv;
const int nb_channels = inlink->ch_layout.nb_channels;
const int srate = inlink->sample_rate;
const int nb_samples = insamples->nb_samples * nb_channels;
@@ -226,7 +230,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
s->frame_end = insamples->pts + av_rescale_q(insamples->nb_samples,
(AVRational){ 1, s->last_sample_rate }, inlink->time_base);
s->silencedetect(s, insamples, nb_samples, nb_samples_notify,
s->silencedetect(ctx, insamples, nb_samples, nb_samples_notify,
inlink->time_base);
return ff_filter_frame(inlink->dst->outputs[0], insamples);
@@ -239,7 +243,7 @@ static av_cold void uninit(AVFilterContext *ctx)
for (c = 0; c < s->independent_channels; c++)
if (s->start[c] > INT64_MIN)
update(s, NULL, 0, c, 0, s->time_base);
update(ctx, NULL, 0, c, 0, s->time_base);
av_freep(&s->nb_null_samples);
av_freep(&s->start);
}