Replace NULL with nullptr in all C++ files.

webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc

Index: webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc
diff --git a/webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc b/webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc
index a734bb0643bcf1e5c5c8b37f1ca9cd938ef57e27..b2d904ece0913eedf43475210c1c3ee6ea8c4ddc 100644
--- a/webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc
+++ b/webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc
@@ -42,7 +42,7 @@ using namespace std;
 
 int main(int argc, char* argv[]) {
   char inname[100], outname[100], bottleneck_file[100], vadfile[100];
-  FILE* inp, *outp, * f_bn = NULL, * vadp = NULL, *bandwidthp;
+  FILE *inp, *outp, *f_bn = nullptr, *vadp = nullptr, *bandwidthp;
   int framecnt, endfile;
 
   size_t i;
@@ -83,7 +83,7 @@ int main(int argc, char* argv[]) {
   int totalsmpls = 0;
 
   /* If use GNS file */
-  FILE* fp_gns = NULL;
+  FILE* fp_gns = nullptr;
   char gns_file[100];
   size_t maxStreamLen30 = 0;
   size_t maxStreamLen60 = 0;
@@ -95,13 +95,13 @@ int main(int argc, char* argv[]) {
   int32_t rateTransCoding = 0;
   uint8_t streamDataTransCoding[1200];
   size_t streamLenTransCoding = 0;
-  FILE* transCodingFile = NULL;
-  FILE* transcodingBitstream = NULL;
+  FILE* transCodingFile = nullptr;
+  FILE* transcodingBitstream = nullptr;
   size_t numTransCodingBytes = 0;
 
   /* only one structure used for ISAC encoder */
-  ISACStruct* ISAC_main_inst = NULL;
-  ISACStruct* decoderTransCoding = NULL;
+  ISACStruct* ISAC_main_inst = nullptr;
+  ISACStruct* decoderTransCoding = nullptr;
 
   BottleNeckModel BN_data;
 
@@ -185,7 +185,7 @@ int main(int argc, char* argv[]) {
   CodingMode = 0;
   testNum = 0;
   useAssign = 0;
-  // logFile = NULL;
+  // logFile = null;
   char transCodingFileName[500];
   int16_t totFileLoop = 0;
   int16_t numFileLoop = 0;
@@ -300,7 +300,7 @@ int main(int argc, char* argv[]) {
         }
       } else {
         plFile = fopen(argv[i + 1], "rb");
-        if (plFile == NULL) {
+        if (plFile == nullptr) {
           printf("\n couldn't open the frameloss file: %s\n", argv[i + 1]);
           exit(0);
         }
@@ -312,7 +312,7 @@ int main(int argc, char* argv[]) {
 
     /* Random packetlosses */
     if (!strcmp("-rnd", argv[i])) {
-      srand((unsigned int)time(NULL));
+      srand((unsigned int)time(nullptr));
       printf("Random pattern in lossed packets \n");
     }
 
@@ -320,7 +320,7 @@ int main(int argc, char* argv[]) {
     if (!strcmp("-G", argv[i])) {
       sscanf(argv[i + 1], "%s", gns_file);
       fp_gns = fopen(gns_file, "rb");
-      if (fp_gns == NULL) {
+      if (fp_gns == nullptr) {
         printf("Cannot read file %s.\n", gns_file);
         exit(0);
       }
@@ -335,7 +335,7 @@ int main(int argc, char* argv[]) {
       if (bottleneck == 0) {
         sscanf(argv[i], "%s", bottleneck_file);
         f_bn = fopen(bottleneck_file, "rb");
-        if (f_bn == NULL) {
+        if (f_bn == nullptr) {
           printf("Error No value provided for BottleNeck and cannot read file "
                  "%s.\n", bottleneck_file);
           exit(0);
@@ -412,27 +412,27 @@ int main(int argc, char* argv[]) {
   sscanf(argv[argc - 1], "%s", outname);
   printf("\nInput file: %s\n", inname);
   printf("Output file: %s\n\n", outname);
-  if ((inp = fopen(inname, "rb")) == NULL) {
+  if ((inp = fopen(inname, "rb")) == nullptr) {
     printf("  Error iSAC Cannot read file %s.\n", inname);
     cout << flush;
     exit(1);
   }
 
-  if ((outp = fopen(outname, "wb")) == NULL) {
+  if ((outp = fopen(outname, "wb")) == nullptr) {
     printf("  Error iSAC Cannot write file %s.\n", outname);
     cout << flush;
     getc(stdin);
     exit(1);
   }
   if (VADusage) {
-    if ((vadp = fopen(vadfile, "rb")) == NULL) {
+    if ((vadp = fopen(vadfile, "rb")) == nullptr) {
       printf("  Error iSAC Cannot read file %s.\n", vadfile);
       cout << flush;
       exit(1);
     }
   }
 
-  if ((bandwidthp = fopen("bwe.pcm", "wb")) == NULL) {
+  if ((bandwidthp = fopen("bwe.pcm", "wb")) == nullptr) {
     printf("  Error iSAC Cannot read file %s.\n", "bwe.pcm");
     cout << flush;
     exit(1);
@@ -480,14 +480,14 @@ int main(int argc, char* argv[]) {
                               sampFreqKHz >= 32 ? 32000 : 16000);
     WebRtcIsac_DecoderInit(decoderTransCoding);
     transCodingFile = fopen(transCodingFileName, "wb");
-    if (transCodingFile == NULL) {
+    if (transCodingFile == nullptr) {
       printf("Could not open %s to output trans-coding.\n",
              transCodingFileName);
       exit(0);
     }
     strcat(transCodingFileName, ".bit");
     transcodingBitstream = fopen(transCodingFileName, "wb");
-    if (transcodingBitstream == NULL) {
+    if (transcodingBitstream == nullptr) {
       printf("Could not open %s to write the bit-stream of transcoder.\n",
              transCodingFileName);
       exit(0);
@@ -588,7 +588,7 @@ int main(int argc, char* argv[]) {
       }
 
       if (testNum == 7) {
-        srand((unsigned int)time(NULL));
+        srand((unsigned int)time(nullptr));
       }
 
       /* iSAC encoding */
@@ -672,7 +672,7 @@ int main(int argc, char* argv[]) {
     }
 
     /* read next bottleneck rate */
-    if (f_bn != NULL) {
+    if (f_bn != nullptr) {
       if (fscanf(f_bn, "%d", &bottleneck) == EOF) {
         /* Set pointer to beginning of file */
         fseek(f_bn, 0L, SEEK_SET);
@@ -736,7 +736,7 @@ int main(int argc, char* argv[]) {
     }
 
     if (testNum == 6) {
-      srand((unsigned int)time(NULL));
+      srand((unsigned int)time(nullptr));
       for (i = 0; i < stream_len; i++) {
         streamdata[i] = rand();
       }
@@ -870,7 +870,7 @@ int main(int argc, char* argv[]) {
     // if (testNum == 10)
     // {
     //   /* Test to run decoder with garbage data */
-    //   if ((seedfile = fopen(SEED_FILE, "a+t")) == NULL) {
+    //   if ((seedfile = fopen(SEED_FILE, "a+t")) == null) {
     //     fprintf(stderr, "Error: Could not open file %s\n", SEED_FILE);
     //   } else {
     //     fprintf(seedfile, "ok\n\n");