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syntax = "proto2";
package mixxx.track.io;
option optimize_for = LITE_RUNTIME;
message Waveform {
enum Units {
RMS = 0;
AMPLITUDE = 1;
}
message Signal {
repeated int32 value = 1;
optional int32 channels = 2 [ default = 2 ];
optional Units units = 3 [ default = RMS ];
optional int32 max_value = 4;
optional int32 min_value = 5;
}
message FilteredSignal {
optional Signal low = 1;
optional Signal mid = 2;
optional Signal high = 3;
optional double low_cutoff_frequency = 4;
optional double mid_low_cutoff_frequency = 5;
optional double mid_high_cutoff_frequency = 6;
optional double high_cutoff_frequency = 7;
}
optional double visual_sample_rate = 1;
optional double audio_visual_ratio = 2;
optional Signal signal_all = 3;
optional FilteredSignal signal_filtered = 4;
}
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