1b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten/* 2b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * Copyright (C) 2015 The Android Open Source Project 3b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * 4b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * Licensed under the Apache License, Version 2.0 (the "License"); 5b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * you may not use this file except in compliance with the License. 6b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * You may obtain a copy of the License at 7b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * 8b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * http://www.apache.org/licenses/LICENSE-2.0 9b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * 10b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * Unless required by applicable law or agreed to in writing, software 11b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * distributed under the License is distributed on an "AS IS" BASIS, 12b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * See the License for the specific language governing permissions and 14b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten * limitations under the License. 15b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten */ 16b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 17b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten// Test program for audio_utils FIFO library. 18b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten// This only tests the single-threaded aspects, not the barriers. 19b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 206d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten#include <errno.h> 21b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten#include <limits.h> 22b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten#include <stdlib.h> 23b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten#include <string.h> 24328eb02a68c7f90af767173499cd77a6e2b457aeJim Miller#include <audio_utils/fifo.h> 25328eb02a68c7f90af767173499cd77a6e2b457aeJim Miller#include <audio_utils/sndfile.h> 26b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 279b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten#ifndef min 289b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten#define min(x, y) (((x) < (y)) ? (x) : (y)) 299b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten#endif 309b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten 31b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kastenint main(int argc, char **argv) 32b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten{ 336d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten size_t frameCount = 0; 346d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten size_t maxFramesPerRead = 0; 356d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten size_t maxFramesPerWrite = 0; 366d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten bool readerThrottlesWriter = true; 37c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten bool verbose = false; 38b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten int i; 39b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten for (i = 1; i < argc; i++) { 40b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten char *arg = argv[i]; 41b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (arg[0] != '-') 42b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 43b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten switch (arg[1]) { 446d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten case 'f': // FIFO frame count 45b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten frameCount = atoi(&arg[2]); 46b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 47b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten case 'r': // maximum frame count per read from FIFO 48b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten maxFramesPerRead = atoi(&arg[2]); 49b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 506d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten case 't': // disable throttling of writer by reader 516d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten readerThrottlesWriter = false; 526d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten break; 53c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten case 'v': // enable verbose logging 54c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten verbose = true; 55c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten break; 56b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten case 'w': // maximum frame count per write to FIFO 57b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten maxFramesPerWrite = atoi(&arg[2]); 58b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 59b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten default: 60b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fprintf(stderr, "%s: unknown option %s\n", argv[0], arg); 61b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten goto usage; 62b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 63b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 646d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (frameCount == 0) { 656d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten frameCount = 256; 666d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 676d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (maxFramesPerRead == 0) { 686d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten maxFramesPerRead = frameCount; 696d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 706d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (maxFramesPerWrite == 0) { 716d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten maxFramesPerWrite = frameCount; 726d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 73b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 74b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (argc - i != 2) { 75b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kastenusage: 76c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten fprintf(stderr, "usage: %s [-f#] [-r#] [-t] [-v] [-w#] in.wav out.wav\n", argv[0]); 77b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 78b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 79b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten char *inputFile = argv[i]; 80b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten char *outputFile = argv[i+1]; 81b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 82b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten SF_INFO sfinfoin; 83b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten memset(&sfinfoin, 0, sizeof(sfinfoin)); 84b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten SNDFILE *sfin = sf_open(inputFile, SFM_READ, &sfinfoin); 85b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (sfin == NULL) { 86b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten perror(inputFile); 87b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 88b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 899b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten switch (sfinfoin.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) { 909b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten case SF_FORMAT_WAV | SF_FORMAT_PCM_16: 919b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten case SF_FORMAT_WAV | SF_FORMAT_PCM_U8: 929b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten break; 939b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten default: 94b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fprintf(stderr, "%s: unsupported format\n", inputFile); 95b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_close(sfin); 96b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 97b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 9835d10a7c78a88c680910edfdf2869ba871cc3db0Glenn Kasten size_t frameSize = sizeof(int16_t) * sfinfoin.channels; 9935d10a7c78a88c680910edfdf2869ba871cc3db0Glenn Kasten int16_t *inputBuffer = new int16_t[sfinfoin.frames * sfinfoin.channels]; 100b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_count_t actualRead = sf_readf_short(sfin, inputBuffer, sfinfoin.frames); 101b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualRead != sfinfoin.frames) { 102b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fprintf(stderr, "%s: unexpected EOF or error\n", inputFile); 103b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_close(sfin); 104b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 105b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 106b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_close(sfin); 107b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 10835d10a7c78a88c680910edfdf2869ba871cc3db0Glenn Kasten int16_t *outputBuffer = new int16_t[sfinfoin.frames * sfinfoin.channels]; 109b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten size_t framesWritten = 0; 110b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten size_t framesRead = 0; 11135d10a7c78a88c680910edfdf2869ba871cc3db0Glenn Kasten int16_t *fifoBuffer = new int16_t[frameCount * sfinfoin.channels]; 112c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten audio_utils_fifo fifo(frameCount, frameSize, fifoBuffer, readerThrottlesWriter); 1136d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten audio_utils_fifo_writer fifoWriter(fifo); 1146d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten audio_utils_fifo_reader fifoReader(fifo, readerThrottlesWriter); 115b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten int fifoWriteCount = 0, fifoReadCount = 0; 116b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten int fifoFillLevel = 0, minFillLevel = INT_MAX, maxFillLevel = INT_MIN; 117b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten for (;;) { 118b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten size_t framesToWrite = sfinfoin.frames - framesWritten; 119b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten size_t framesToRead = sfinfoin.frames - framesRead; 1206d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (framesToWrite == 0 && (framesToRead == 0 || !readerThrottlesWriter)) { 121b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 122b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 123b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 124b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (framesToWrite > maxFramesPerWrite) { 125b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesToWrite = maxFramesPerWrite; 126b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 127b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesToWrite = rand() % (framesToWrite + 1); 1286d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten ssize_t actualWritten = fifoWriter.write( 129b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten &inputBuffer[framesWritten * sfinfoin.channels], framesToWrite); 130c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten if (verbose) { 131c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("wrote %d out of %d\n", (int) actualWritten, (int) framesToWrite); 132c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten } 133b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualWritten < 0 || (size_t) actualWritten > framesToWrite) { 134b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fprintf(stderr, "write to FIFO failed\n"); 135b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten break; 136b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 1379b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten if (actualWritten < min((int) frameCount - fifoFillLevel, (int) framesToWrite)) { 1389b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten fprintf(stderr, "only wrote %d when should have written min(%d, %d)\n", 1399b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten (int) actualWritten, (int) frameCount - fifoFillLevel, (int) framesToWrite); 1409b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten } 141b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesWritten += actualWritten; 142b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualWritten > 0) { 143b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fifoWriteCount++; 144b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 145b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fifoFillLevel += actualWritten; 146c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten if (verbose) { 147c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("fill level after write %d\n", fifoFillLevel); 148c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten } 149b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (fifoFillLevel > maxFillLevel) { 150b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten maxFillLevel = fifoFillLevel; 1519b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten if (maxFillLevel > (int) frameCount) { 1526d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (readerThrottlesWriter) { 1536d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten printf("maxFillLevel=%d > frameCount=%d\n", maxFillLevel, (int) frameCount); 1546d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten abort(); 1556d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 1569b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten } 157b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 158b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 159b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (framesToRead > maxFramesPerRead) { 160b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesToRead = maxFramesPerRead; 161b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 162b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesToRead = rand() % (framesToRead + 1); 1636d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten ssize_t actualRead = fifoReader.read( 164b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten &outputBuffer[framesRead * sfinfoin.channels], framesToRead); 165c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten if (verbose) { 166c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("read %d out of %d\n", (int) actualRead, (int) framesToRead); 167c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten } 168b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualRead < 0 || (size_t) actualRead > framesToRead) { 1696d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten switch (actualRead) { 1706d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten case -EIO: 1716d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten fprintf(stderr, "read from FIFO failed: corrupted indices\n"); 1726d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten abort(); 1736d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten break; 1746d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten case -EOVERFLOW: 1756d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (readerThrottlesWriter) { 1766d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten fprintf(stderr, "read from FIFO failed: unexpected overflow\n"); 1776d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten abort(); 1786d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 1796d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten printf("warning: reader lost frames\n"); 1806d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten actualRead = 0; 1816d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten break; 1826d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten default: 1836d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten if (actualRead < 0) { 1846d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten fprintf(stderr, "read from FIFO failed: unexpected error code %d\n", 1856d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten (int) actualRead); 1866d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } else { 1876d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten fprintf(stderr, "read from FIFO failed: actualRead=%d > framesToRead=%d\n", 1886d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten (int) actualRead, (int) framesToRead); 1896d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 1906d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten abort(); 1916d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten } 192b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 1939b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten if (actualRead < min(fifoFillLevel, (int) framesToRead)) { 1946d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten //fprintf(stderr, "only read %d when should have read min(%d, %d)\n", 1956d7ad76b2a2b04f3a61605ca1ca019a80b94d339Glenn Kasten // (int) actualRead, fifoFillLevel, (int) framesToRead); 1969b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten } 197b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten framesRead += actualRead; 198b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualRead > 0) { 199b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fifoReadCount++; 200b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 201b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fifoFillLevel -= actualRead; 202c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten if (verbose) { 203c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("fill level after read %d\n", fifoFillLevel); 204c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten } 205b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (fifoFillLevel < minFillLevel) { 206b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten minFillLevel = fifoFillLevel; 2079b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten if (minFillLevel < 0) { 2089b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten printf("minFillLevel=%d < 0\n", minFillLevel); 209b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten abort(); 2109b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten } 211b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 212b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 2139b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten delete[] inputBuffer; 2149b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten inputBuffer = NULL; 2159b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten delete[] fifoBuffer; 2169b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten fifoBuffer = NULL; 2179b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten 218b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten printf("FIFO non-empty writes: %d, non-empty reads: %d\n", fifoWriteCount, fifoReadCount); 219b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten printf("fill=%d, min=%d, max=%d\n", fifoFillLevel, minFillLevel, maxFillLevel); 220b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten 221c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("writing output\n"); 222b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten SF_INFO sfinfoout; 223b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten memset(&sfinfoout, 0, sizeof(sfinfoout)); 224b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sfinfoout.samplerate = sfinfoin.samplerate; 225b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sfinfoout.channels = sfinfoin.channels; 226b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sfinfoout.format = sfinfoin.format; 227b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten SNDFILE *sfout = sf_open(outputFile, SFM_WRITE, &sfinfoout); 228b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (sfout == NULL) { 229b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten perror(outputFile); 230b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 231b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 232b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_count_t actualWritten = sf_writef_short(sfout, outputBuffer, framesRead); 233b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten delete[] outputBuffer; 2349b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten outputBuffer = NULL; 2359b4fe47208fbc80e5a56508fc8e7210fa4d888adGlenn Kasten 236b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten if (actualWritten != (sf_count_t) framesRead) { 237b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten fprintf(stderr, "%s: unexpected error\n", outputFile); 238b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_close(sfout); 239b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_FAILURE; 240b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten } 241b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten sf_close(sfout); 242c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten printf("done\n"); 243c0924bc38334c7adbf8cbc9cfa9d00559c002652Glenn Kasten 244b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten return EXIT_SUCCESS; 245b598a7352fc85945f7fba1abdd646ddd621df58aGlenn Kasten} 246