-
Notifications
You must be signed in to change notification settings - Fork 61
/
yoloxncnn.cpp
268 lines (203 loc) · 6.48 KB
/
yoloxncnn.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
// Tencent is pleased to support the open source community by making ncnn available.
//
// Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// https://opensource.org/licenses/BSD-3-Clause
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
#include <android/asset_manager_jni.h>
#include <android/native_window_jni.h>
#include <android/native_window.h>
#include <android/log.h>
#include <jni.h>
#include <string>
#include <vector>
#include <platform.h>
#include <benchmark.h>
#include "yolox.h"
#include "ndkcamera.h"
#include <opencv2/core/core.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#if __ARM_NEON
#include <arm_neon.h>
#endif // __ARM_NEON
static int draw_unsupported(cv::Mat& rgb)
{
const char text[] = "unsupported";
int baseLine = 0;
cv::Size label_size = cv::getTextSize(text, cv::FONT_HERSHEY_SIMPLEX, 1.0, 1, &baseLine);
int y = (rgb.rows - label_size.height) / 2;
int x = (rgb.cols - label_size.width) / 2;
cv::rectangle(rgb, cv::Rect(cv::Point(x, y), cv::Size(label_size.width, label_size.height + baseLine)),
cv::Scalar(255, 255, 255), -1);
cv::putText(rgb, text, cv::Point(x, y + label_size.height),
cv::FONT_HERSHEY_SIMPLEX, 1.0, cv::Scalar(0, 0, 0));
return 0;
}
static int draw_fps(cv::Mat& rgb)
{
// resolve moving average
float avg_fps = 0.f;
{
static double t0 = 0.f;
static float fps_history[10] = {0.f};
double t1 = ncnn::get_current_time();
if (t0 == 0.f)
{
t0 = t1;
return 0;
}
float fps = 1000.f / (t1 - t0);
t0 = t1;
for (int i = 9; i >= 1; i--)
{
fps_history[i] = fps_history[i - 1];
}
fps_history[0] = fps;
if (fps_history[9] == 0.f)
{
return 0;
}
for (int i = 0; i < 10; i++)
{
avg_fps += fps_history[i];
}
avg_fps /= 10.f;
}
char text[32];
sprintf(text, "FPS=%.2f", avg_fps);
int baseLine = 0;
cv::Size label_size = cv::getTextSize(text, cv::FONT_HERSHEY_SIMPLEX, 0.5, 1, &baseLine);
int y = 0;
int x = rgb.cols - label_size.width;
cv::rectangle(rgb, cv::Rect(cv::Point(x, y), cv::Size(label_size.width, label_size.height + baseLine)),
cv::Scalar(255, 255, 255), -1);
cv::putText(rgb, text, cv::Point(x, y + label_size.height),
cv::FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(0, 0, 0));
return 0;
}
static Yolox* g_yolox = 0;
static ncnn::Mutex lock;
class MyNdkCamera : public NdkCameraWindow
{
public:
virtual void on_image_render(cv::Mat& rgb) const;
};
void MyNdkCamera::on_image_render(cv::Mat& rgb) const
{
// nanodet
{
ncnn::MutexLockGuard g(lock);
if (g_yolox)
{
std::vector<Object> objects;
g_yolox->detect(rgb, objects);
g_yolox->draw(rgb, objects);
}
else
{
draw_unsupported(rgb);
}
}
draw_fps(rgb);
}
static MyNdkCamera* g_camera = 0;
extern "C" {
JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
{
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "JNI_OnLoad");
g_camera = new MyNdkCamera;
return JNI_VERSION_1_4;
}
JNIEXPORT void JNI_OnUnload(JavaVM* vm, void* reserved)
{
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "JNI_OnUnload");
{
ncnn::MutexLockGuard g(lock);
delete g_yolox;
g_yolox = 0;
}
delete g_camera;
g_camera = 0;
}
// public native boolean loadModel(AssetManager mgr, int modelid, int cpugpu);
JNIEXPORT jboolean JNICALL Java_com_tencent_ncnnyolox_NcnnYolox_loadModel(JNIEnv* env, jobject thiz, jobject assetManager, jint modelid, jint cpugpu)
{
if (modelid < 0 || modelid > 6 || cpugpu < 0 || cpugpu > 1)
{
return JNI_FALSE;
}
AAssetManager* mgr = AAssetManager_fromJava(env, assetManager);
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "loadModel %p", mgr);
const char* modeltypes[] =
{
"yolox-nano",
"yolox-tiny",
};
const int target_sizes[] =
{
416,
416,
};
const float mean_vals[][3] =
{
{255.f * 0.485f, 255.f * 0.456, 255.f * 0.406f},
{255.f * 0.485f, 255.f * 0.456, 255.f * 0.406f},
};
const float norm_vals[][3] =
{
{1 / (255.f * 0.229f), 1 / (255.f * 0.224f), 1 / (255.f * 0.225f)},
{1 / (255.f * 0.229f), 1 / (255.f * 0.224f), 1 / (255.f * 0.225f)},
};
const char* modeltype = modeltypes[(int)modelid];
int target_size = target_sizes[(int)modelid];
bool use_gpu = (int)cpugpu == 1;
// reload
{
ncnn::MutexLockGuard g(lock);
if (use_gpu && ncnn::get_gpu_count() == 0)
{
// no gpu
delete g_yolox;
g_yolox = 0;
}
else
{
if (!g_yolox)
g_yolox = new Yolox;
g_yolox->load(mgr, modeltype, target_size, mean_vals[(int)modelid], norm_vals[(int)modelid], use_gpu);
}
}
return JNI_TRUE;
}
// public native boolean openCamera(int facing);
JNIEXPORT jboolean JNICALL Java_com_tencent_ncnnyolox_NcnnYolox_openCamera(JNIEnv* env, jobject thiz, jint facing)
{
if (facing < 0 || facing > 1)
return JNI_FALSE;
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "openCamera %d", facing);
g_camera->open((int)facing);
return JNI_TRUE;
}
// public native boolean closeCamera();
JNIEXPORT jboolean JNICALL Java_com_tencent_ncnnyolox_NcnnYolox_closeCamera(JNIEnv* env, jobject thiz)
{
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "closeCamera");
g_camera->close();
return JNI_TRUE;
}
// public native boolean setOutputWindow(Surface surface);
JNIEXPORT jboolean JNICALL Java_com_tencent_ncnnyolox_NcnnYolox_setOutputWindow(JNIEnv* env, jobject thiz, jobject surface)
{
ANativeWindow* win = ANativeWindow_fromSurface(env, surface);
__android_log_print(ANDROID_LOG_DEBUG, "ncnn", "setOutputWindow %p", win);
g_camera->set_window(win);
return JNI_TRUE;
}
}