@class NSData;
@interface QSSMutableTextToSpeechSpeechFeatureInputWave : QSSTextToSpeechSpeechFeatureInputWave
@property (nonatomic) int sample_rate;
@property (copy, nonatomic) NSData *pcm_data;
- (id)init;
- (id)copyWithZone:(struct _NSZone { } *)a0;
- (void)pcm_data:(id /* block */)a0;
@end