Lines Matching refs:tempo
23 * tempo scaling audio filter -- an implementation of WSOLA algorithm
123 // tempo scaling factor:
124 double tempo;
127 // captured when the tempo scale factor was set most recently:
155 { "tempo", "set tempo scale factor",
156 OFFSET(tempo), AV_OPT_TYPE_DOUBLE, { .dbl = 1.0 }, 0.5, 2.0,
327 double tempo = av_strtod(arg_tempo, &tail);
330 av_log(ctx, AV_LOG_ERROR, "Invalid tempo value '%s'\n", arg_tempo);
334 if (tempo < 0.5 || tempo > 2.0) {
336 tempo);
343 atempo->tempo = tempo;
586 const double fragment_step = atempo->tempo * (double)(atempo->window / 2);
704 atempo->tempo;
1079 int n_out = (int)(0.5 + ((double)n_in) / atempo->tempo);
1163 return !strcmp(cmd, "tempo") ? yae_set_tempo(ctx, arg) : AVERROR(ENOSYS);
1187 .description = NULL_IF_CONFIG_SMALL("Adjust audio tempo."),