21   NSString *_connRecvBitrate;
22   NSString *_connRtt;
23   NSString *_connSendBitrate;
24   NSString *_localCandType;
25   NSString *_remoteCandType;
26   NSString *_transportType;
29   NSString *_actualEncBitrate;
30   NSString *_availableRecvBw;
31   NSString *_availableSendBw;
32   NSString *_targetEncBitrate;
35   NSString *_videoEncodeMs;
36   NSString *_videoInputFps;
37   NSString *_videoInputHeight;
38   NSString *_videoInputWidth;
39   NSString *_videoSendCodec;
40   NSString *_videoSendBitrate;
41   NSString *_videoSendFps;
42   NSString *_videoSendHeight;
43   NSString *_videoSendWidth;
52   NSString *_videoDecodeMs;
53   NSString *_videoDecodedFps;
54   NSString *_videoOutputFps;
55   NSString *_videoRecvBitrate;
56   NSString *_videoRecvFps;
57   NSString *_videoRecvHeight;
58   NSString *_videoRecvWidth;
61   NSString *_audioSendBitrate;
62   NSString *_audioSendCodec;
65   NSString *_audioCurrentDelay;
66   NSString *_audioExpandRate;
67   NSString *_audioRecvBitrate;
68   NSString *_audioRecvCodec;
93 - (NSString *)statsString {
95   NSString *systemStatsFormat = @"(cpu)%ld%%\n";
96   [result appendString:[NSString stringWithFormat:systemStatsFormat,
100   NSString *connStatsFormat = @"CN %@ms | %@->%@/%@ | (s)%@ | (r)%@\n";
101   [result appendString:[NSString stringWithFormat:connStatsFormat,
107   NSString *videoSendFormat = @"VS (input) %@x%@@%@fps | (sent) %@x%@@%@fps\n"
112   [result appendString:[NSString stringWithFormat:videoSendFormat,
122   NSString *videoReceiveFormat =
124   [result appendString:[NSString stringWithFormat:videoReceiveFormat,
132   NSString *audioSendFormat = @"AS %@ | %@\n";
133   [result appendString:[NSString stringWithFormat:audioSendFormat,
137   NSString *audioReceiveFormat = @"AR %@ | %@ | %@ms | (expandrate)%@";
138   [result appendString:[NSString stringWithFormat:audioReceiveFormat,
146   NSString *reportType = statsReport.type;
171 - (void)updateBweStatOfKey:(NSString *)key value:(NSString *)value {  argument
185       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
190 - (void)updateConnectionStatOfKey:(NSString *)key value:(NSString *)value {  argument
211   NSString *activeConnection = statsReport.values[@"googActiveConnection"];
216       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
232 - (void)updateAudioSendStatOfKey:(NSString *)key value:(NSString *)value {  argument
244       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
249 - (void)updateVideoSendStatOfKey:(NSString *)key value:(NSString *)value {  argument
281       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
297 - (void)updateAudioRecvStatOfKey:(NSString *)key value:(NSString *)value {  argument
313       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
318 - (void)updateVideoRecvStatOfKey:(NSString *)key value:(NSString *)value {  argument
340       enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {