mirror of https://git.ffmpeg.org/ffmpeg.git
ffmpeg: use AUTO_INSERT_FILTER() for -async option.
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parent
2416cd4035
commit
d8e075b1a0
32
ffmpeg.c
32
ffmpeg.c
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@ -872,29 +872,6 @@ static int configure_audio_filters(FilterGraph *fg, AVFilterContext **in_filter,
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*out_filter = format;
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}
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if (audio_sync_method > 0) {
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AVFilterContext *aswr;
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char args[256] = {0};
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av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold);
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if (audio_sync_method > 1)
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av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)icodec->sample_rate);
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av_log(NULL, AV_LOG_INFO, "-async %d is forwarded to lavfi similarly to -af aresample=%s\n", audio_sync_method, args);
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ret = avfilter_graph_create_filter(&aswr, avfilter_get_by_name("aresample"),
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"aresample", args, NULL, fg->graph);
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if (ret < 0)
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return ret;
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ret = avfilter_link(*in_filter, 0, aswr, 0);
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if (ret < 0)
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return ret;
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*in_filter = aswr;
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}
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#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \
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AVFilterContext *filt_ctx; \
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\
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@ -914,6 +891,15 @@ static int configure_audio_filters(FilterGraph *fg, AVFilterContext **in_filter,
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*in_filter = filt_ctx; \
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} while (0)
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if (audio_sync_method > 0) {
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char args[256] = {0};
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av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold);
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if (audio_sync_method > 1)
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av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)icodec->sample_rate);
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AUTO_INSERT_FILTER("-async", "aresample", args);
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}
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if (ost->audio_channels_mapped) {
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int i;
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AVBPrint pan_buf;
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