85 	SRC_DATA	src_data ;  in varispeed_test()  local
102 	src_data.end_of_input = 1 ;  in varispeed_test()
104 	src_data.data_in = input ;  in varispeed_test()
105 	src_data.input_frames = input_len ;  in varispeed_test()
107 	src_data.src_ratio = 3.0 ;  in varispeed_test()
109 	src_data.data_out = output ;  in varispeed_test()
110 	src_data.output_frames = ARRAY_LEN (output) ;  in varispeed_test()
112 	if ((error = src_set_ratio (src_state, 1.0 / src_data.src_ratio)))  in varispeed_test()
117 	if ((error = src_process (src_state, &src_data)))  in varispeed_test()
119 		printf ("  src_data.input_frames  : %ld\n", src_data.input_frames) ;  in varispeed_test()
120 		printf ("  src_data.output_frames : %ld\n\n", src_data.output_frames) ;  in varispeed_test()
124 	if (src_data.input_frames_used != input_len)  in varispeed_test()
127 		printf ("\tinput_frames_used : %ld\n\n", src_data.input_frames_used) ;  in varispeed_test()
133 	reverse_data (input, src_data.output_frames_gen) ;  in varispeed_test()
140 	src_data.end_of_input = 1 ;  in varispeed_test()
142 	src_data.data_in = input ;  in varispeed_test()
143 	input_len = src_data.input_frames = src_data.output_frames_gen ;  in varispeed_test()
145 	src_data.data_out = output ;  in varispeed_test()
146 	src_data.output_frames = ARRAY_LEN (output) ;  in varispeed_test()
148 	if ((error = src_set_ratio (src_state, 1.0 / src_data.src_ratio)))  in varispeed_test()
153 	if ((error = src_process (src_state, &src_data)))  in varispeed_test()
155 		printf ("  src_data.input_frames  : %ld\n", src_data.input_frames) ;  in varispeed_test()
156 		printf ("  src_data.output_frames : %ld\n\n", src_data.output_frames) ;  in varispeed_test()
160 	if (src_data.input_frames_used != input_len)  in varispeed_test()
163 		printf ("\tinput_frames_used : %ld\n\n", src_data.input_frames_used) ;  in varispeed_test()
169 	snr = calculate_snr (output, src_data.output_frames_gen, 1) ;  in varispeed_test()
173 …save_oct_float ("varispeed.mat", input, src_data.input_frames, output, src_data.output_frames_gen)…  in varispeed_test()
208 	SRC_DATA src_data ;  in set_ratio_test()  local
222 	memset (&src_data, 0, sizeof (src_data)) ;  in set_ratio_test()
223 	src_data.end_of_input = 0 ;  in set_ratio_test()
224 	src_data.src_ratio = initial_ratio ;  in set_ratio_test()
225 	src_data.data_in = input ;  in set_ratio_test()
226 	src_data.data_out = output ;  in set_ratio_test()
227 	src_data.input_frames = chunk_size ;  in set_ratio_test()
228 	src_data.output_frames = total_output_frames ;  in set_ratio_test()
236 			src_data.src_ratio = second_ratio ;  in set_ratio_test()
243 		if ((error = src_process (src_state, &src_data)) != 0)  in set_ratio_test()
248 		if (src_data.end_of_input && src_data.output_frames_gen == 0)  in set_ratio_test()
251 		total_frames_used	+= src_data.input_frames_used ;  in set_ratio_test()
252 		total_frames_gen 	+= src_data.output_frames_gen ;  in set_ratio_test()
254 		src_data.data_in	+= src_data.input_frames_used * channels ;  in set_ratio_test()
255 		src_data.data_out	+= src_data.output_frames_gen * channels ;  in set_ratio_test()
257 		src_data.input_frames	= total_input_frames - total_frames_used ;  in set_ratio_test()
258 		src_data.output_frames	= total_output_frames - total_frames_gen ;  in set_ratio_test()
260 		src_data.end_of_input = total_frames_used >= total_input_frames ? 1 : 0 ;  in set_ratio_test()