1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 //#define LOG_NDEBUG 0
18 #define LOG_TAG "statsd_codec"
19 #include <utils/Log.h>
20 
21 #include <dirent.h>
22 #include <inttypes.h>
23 #include <pthread.h>
24 #include <pwd.h>
25 #include <stdint.h>
26 #include <string.h>
27 #include <sys/stat.h>
28 #include <sys/time.h>
29 #include <sys/types.h>
30 #include <unistd.h>
31 
32 #include <statslog.h>
33 
34 #include "MediaAnalyticsService.h"
35 #include "frameworks/base/core/proto/android/stats/mediametrics/mediametrics.pb.h"
36 #include "iface_statsd.h"
37 
38 namespace android {
39 
statsd_codec(MediaAnalyticsItem * item)40 bool statsd_codec(MediaAnalyticsItem *item)
41 {
42     if (item == NULL) return false;
43 
44     // these go into the statsd wrapper
45     nsecs_t timestamp = item->getTimestamp();
46     std::string pkgName = item->getPkgName();
47     int64_t pkgVersionCode = item->getPkgVersionCode();
48     int64_t mediaApexVersion = 0;
49 
50 
51     // the rest into our own proto
52     //
53     ::android::stats::mediametrics::CodecData metrics_proto;
54 
55     // flesh out the protobuf we'll hand off with our data
56     //
57     // android.media.mediacodec.codec   string
58     std::string codec;
59     if (item->getString("android.media.mediacodec.codec", &codec)) {
60         metrics_proto.set_codec(std::move(codec));
61     }
62     // android.media.mediacodec.mime    string
63     std::string mime;
64     if (item->getString("android.media.mediacodec.mime", &mime)) {
65         metrics_proto.set_mime(std::move(mime));
66     }
67     // android.media.mediacodec.mode    string
68     std::string mode;
69     if ( item->getString("android.media.mediacodec.mode", &mode)) {
70         metrics_proto.set_mode(std::move(mode));
71     }
72     // android.media.mediacodec.encoder int32
73     int32_t encoder = -1;
74     if ( item->getInt32("android.media.mediacodec.encoder", &encoder)) {
75         metrics_proto.set_encoder(encoder);
76     }
77     // android.media.mediacodec.secure  int32
78     int32_t secure = -1;
79     if ( item->getInt32("android.media.mediacodec.secure", &secure)) {
80         metrics_proto.set_secure(secure);
81     }
82     // android.media.mediacodec.width   int32
83     int32_t width = -1;
84     if ( item->getInt32("android.media.mediacodec.width", &width)) {
85         metrics_proto.set_width(width);
86     }
87     // android.media.mediacodec.height  int32
88     int32_t height = -1;
89     if ( item->getInt32("android.media.mediacodec.height", &height)) {
90         metrics_proto.set_height(height);
91     }
92     // android.media.mediacodec.rotation-degrees        int32
93     int32_t rotation = -1;
94     if ( item->getInt32("android.media.mediacodec.rotation-degrees", &rotation)) {
95         metrics_proto.set_rotation(rotation);
96     }
97     // android.media.mediacodec.crypto  int32 (although missing if not needed
98     int32_t crypto = -1;
99     if ( item->getInt32("android.media.mediacodec.crypto", &crypto)) {
100         metrics_proto.set_crypto(crypto);
101     }
102     // android.media.mediacodec.profile int32
103     int32_t profile = -1;
104     if ( item->getInt32("android.media.mediacodec.profile", &profile)) {
105         metrics_proto.set_profile(profile);
106     }
107     // android.media.mediacodec.level   int32
108     int32_t level = -1;
109     if ( item->getInt32("android.media.mediacodec.level", &level)) {
110         metrics_proto.set_level(level);
111     }
112     // android.media.mediacodec.maxwidth        int32
113     int32_t maxwidth = -1;
114     if ( item->getInt32("android.media.mediacodec.maxwidth", &maxwidth)) {
115         metrics_proto.set_max_width(maxwidth);
116     }
117     // android.media.mediacodec.maxheight       int32
118     int32_t maxheight = -1;
119     if ( item->getInt32("android.media.mediacodec.maxheight", &maxheight)) {
120         metrics_proto.set_max_height(maxheight);
121     }
122     // android.media.mediacodec.errcode         int32
123     int32_t errcode = -1;
124     if ( item->getInt32("android.media.mediacodec.errcode", &errcode)) {
125         metrics_proto.set_error_code(errcode);
126     }
127     // android.media.mediacodec.errstate        string
128     std::string errstate;
129     if ( item->getString("android.media.mediacodec.errstate", &errstate)) {
130         metrics_proto.set_error_state(std::move(errstate));
131     }
132     // android.media.mediacodec.latency.max  int64
133     int64_t latency_max = -1;
134     if ( item->getInt64("android.media.mediacodec.latency.max", &latency_max)) {
135         metrics_proto.set_latency_max(latency_max);
136     }
137     // android.media.mediacodec.latency.min  int64
138     int64_t latency_min = -1;
139     if ( item->getInt64("android.media.mediacodec.latency.min", &latency_min)) {
140         metrics_proto.set_latency_min(latency_min);
141     }
142     // android.media.mediacodec.latency.avg  int64
143     int64_t latency_avg = -1;
144     if ( item->getInt64("android.media.mediacodec.latency.avg", &latency_avg)) {
145         metrics_proto.set_latency_avg(latency_avg);
146     }
147     // android.media.mediacodec.latency.n    int64
148     int64_t latency_count = -1;
149     if ( item->getInt64("android.media.mediacodec.latency.n", &latency_count)) {
150         metrics_proto.set_latency_count(latency_count);
151     }
152     // android.media.mediacodec.latency.unknown    int64
153     int64_t latency_unknown = -1;
154     if ( item->getInt64("android.media.mediacodec.latency.unknown", &latency_unknown)) {
155         metrics_proto.set_latency_unknown(latency_unknown);
156     }
157     // android.media.mediacodec.latency.hist    NOT EMITTED
158 
159     std::string serialized;
160     if (!metrics_proto.SerializeToString(&serialized)) {
161         ALOGE("Failed to serialize codec metrics");
162         return false;
163     }
164 
165     if (enabled_statsd) {
166         android::util::BytesField bf_serialized( serialized.c_str(), serialized.size());
167         (void)android::util::stats_write(android::util::MEDIAMETRICS_CODEC_REPORTED,
168                                    timestamp, pkgName.c_str(), pkgVersionCode,
169                                    mediaApexVersion,
170                                    bf_serialized);
171 
172     } else {
173         ALOGV("NOT sending: private data (len=%zu)", strlen(serialized.c_str()));
174     }
175 
176     return true;
177 }
178 
179 };
180