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@@ -885,6 +885,11 @@ typedef struct HDCDContext { |
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* default is off */ |
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int force_pe; |
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/* config_input() and config_output() scan links for any resampling |
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* or format changes. If found, warnings are issued and bad_config |
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* is set. */ |
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int bad_config; |
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AVFilterContext *fctx; /* filter context for logging errors */ |
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int sample_count; /* used in error logging */ |
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int val_target_gain; /* last matching target_gain in both channels */ |
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@@ -1519,25 +1524,29 @@ static av_cold void uninit(AVFilterContext *ctx) |
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/* log the HDCD decode information */ |
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if (s->hdcd_detected) |
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av_log(ctx, AV_LOG_INFO, |
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"HDCD detected: yes, peak_extend: %s, max_gain_adj: %0.1f dB, transient_filter: %s, detectable errors: %d%s\n", |
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"HDCD detected: yes, peak_extend: %s, max_gain_adj: %0.1f dB, transient_filter: %s, detectable errors: %d%s%s\n", |
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pe_str[s->peak_extend], |
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s->max_gain_adjustment, |
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(s->uses_transient_filter) ? "detected" : "not detected", |
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s->det_errors, (s->det_errors) ? " (try -v verbose)" : "" |
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s->det_errors, (s->det_errors) ? " (try -v verbose)" : "", |
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(s->bad_config) ? " (bad_config)" : "" |
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); |
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else |
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av_log(ctx, AV_LOG_INFO, "HDCD detected: no\n"); |
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av_log(ctx, AV_LOG_INFO, "HDCD detected: no%s\n", |
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(s->bad_config) ? " (bad_config)" : "" |
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); |
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} |
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static av_cold int init(AVFilterContext *ctx) |
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{ |
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HDCDContext *s = ctx->priv; |
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int c; |
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s->max_gain_adjustment = 0.0; |
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s->sample_count = 0; |
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s->fctx = ctx; |
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s->bad_config = 0; |
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for (c = 0; c < HDCD_MAX_CHANNELS; c++) { |
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hdcd_reset(&s->state[c], 44100); |
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@@ -1551,19 +1560,64 @@ static av_cold int init(AVFilterContext *ctx) |
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return 0; |
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} |
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static int config_input(AVFilterLink *inlink) { |
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AVFilterContext *ctx = inlink->dst; |
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HDCDContext *s = ctx->priv; |
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AVFilterLink *lk = inlink; |
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while(lk != NULL) { |
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AVFilterContext *nextf = lk->src; |
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if (lk->format != AV_SAMPLE_FMT_S16 || lk->sample_rate != 44100) { |
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av_log(ctx, AV_LOG_WARNING, "An input format is %s@%dHz at %s. It will truncated/resampled to s16@44100Hz.\n", |
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av_get_sample_fmt_name(lk->format), lk->sample_rate, |
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(nextf->name) ? nextf->name : "<unknown>" |
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); |
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s->bad_config = 1; |
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break; |
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} |
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lk = (nextf->inputs) ? nextf->inputs[0] : NULL; |
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} |
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/* more warning will appear after config_output() */ |
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return 0; |
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} |
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static const AVFilterPad avfilter_af_hdcd_inputs[] = { |
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{ |
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.name = "default", |
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.type = AVMEDIA_TYPE_AUDIO, |
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.filter_frame = filter_frame, |
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.config_props = config_input, |
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}, |
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{ NULL } |
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}; |
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static int config_output(AVFilterLink *outlink) { |
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static const char hdcd_baduse[] = |
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"The HDCD filter is unlikely to produce a desirable result in this context."; |
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AVFilterContext *ctx = outlink->src; |
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HDCDContext *s = ctx->priv; |
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AVFilterLink *lk = outlink; |
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while(lk != NULL) { |
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AVFilterContext *nextf = lk->dst; |
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if (lk->format == AV_SAMPLE_FMT_S16 || lk->format == AV_SAMPLE_FMT_U8) { |
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av_log(ctx, AV_LOG_WARNING, "s24 output is being truncated to %s at %s. (Try -f s24le after the filter)\n", |
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av_get_sample_fmt_name(lk->format), |
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(nextf->name) ? nextf->name : "<unknown>" |
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); |
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s->bad_config = 1; |
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break; |
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} |
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lk = (nextf->outputs) ? nextf->outputs[0] : NULL; |
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} |
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if (s->bad_config) |
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av_log(ctx, AV_LOG_WARNING, "%s\n", hdcd_baduse); |
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return 0; |
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} |
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static const AVFilterPad avfilter_af_hdcd_outputs[] = { |
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{ |
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.name = "default", |
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.type = AVMEDIA_TYPE_AUDIO, |
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.config_props = config_output, |
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}, |
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{ NULL } |
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}; |
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