/.idea/modules.xml
/.idea/workspace.xml
/.idea/vcs.xml
+/.idea/caches/*
.DS_Store
/build
/captures
defaultConfig {
applicationId "ai.suanzi.rtmpclient"
minSdkVersion 21
- targetSdkVersion 27
+ targetSdkVersion 21
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
</intent-filter>
</activity>
</application>
+ <uses-feature android:name="android.hardware.Camera" />
+ <uses-permission android:name="android.permission.CAMERA" />
+ <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+ <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+ <uses-permission android:name="android.permission.INTERNET" />
</manifest>
\ No newline at end of file
package ai.suanzi.rtmpclient;
+import android.graphics.ImageFormat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
+import android.view.SurfaceHolder;
+import android.hardware.Camera;
+import android.view.SurfaceView;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.AsyncTask;
+import java.util.List;
+import java.io.IOException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
-public class MainActivity extends AppCompatActivity {
+
+
+public class MainActivity extends AppCompatActivity implements SurfaceHolder.Callback, Camera.PreviewCallback{
private static final String TAG = "PENG";
private Ffmpeg ffmpeg = new Ffmpeg();
+ private Camera mCamera ;//= getCameraInstance();
+ private StreamTask mStreamTask;
+ private SurfaceHolder mHolder;
+ ExecutorService mExecutor = Executors.newSingleThreadExecutor();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Log.e(TAG, "Ffmpeg Version: " + ffmpeg.getVersion());
+
+ final Button btn = findViewById(R.id.button);
+ btn.setText("Start");
+ btn.setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ Log.e(TAG, "Button " + btn.getText() + " onClick");
+ if (mCamera == null) return;
+ if(btn.getText().equals("Start")){
+ mCamera.startPreview();
+ Camera.Parameters params = mCamera.getParameters();
+ //params.setPreviewFpsRange(30000, 30000);
+ //params.setPictureSize(320, 240);
+ //params.setPictureFormat(ImageFormat.NV21);
+ //mCamera.setParameters(params);
+
+
+
+
+ ffmpeg.init(params.getPictureSize().width, params.getPictureSize().height);
+ } else {
+ mCamera.setPreviewCallback(null);
+ Toast.makeText(MainActivity.this, "encode done", Toast.LENGTH_SHORT).show();
+ ffmpeg.flush();
+ ffmpeg.close();
+ }
+ btn.setText(btn.getText().equals("Start") ? "Stop" : "Start");
+ }
+ });
+
+ this.mCamera = getCameraInstance();
+ if(checkCameraHardware(this)) Log.e(TAG, "has cameras: " + Camera.getNumberOfCameras());
+
+ final SurfaceView surfaceView = findViewById(R.id.surfaceView);
+ mHolder = surfaceView.getHolder();
+ mHolder.addCallback(this);
+
+ //
+ mCamera.setPreviewCallback(this);
+ }
+
+ @Override
+ protected void onPause(){
+ super.onPause();
+ Log.e(TAG, "OnPause");
+ //ffmpeg.flush();
+ //ffmpeg.close();
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+ Log.e(TAG, "OnResume");
+ }
+
+ // class StreamTask AsyncTask
+ private class StreamTask extends AsyncTask<Void, Void, Void>{
+ private byte[] data;
+
+ StreamTask(byte[] data){
+ this.data = data;
+ }
+
+ @Override
+ protected Void doInBackground(Void... params) {
+
+ if (this.data != null){
+ Log.e(TAG, "fps: " + mCamera.getParameters().getPreviewFrameRate());
+ ffmpeg.process(this.data);
+ }
+ return null;
+ }
+ }
+
+ // SurfaceHolder.Callback implementation
+ @Override
+ public void surfaceCreated(final SurfaceHolder holder){
+ Log.e(TAG,"SurfacedCreated");
+ try {
+ mCamera.setPreviewDisplay(holder);
+ //mCamera.startPreview();
+ } catch (IOException e) {
+ Log.d(TAG, "Error setting camera preview: " + e.getMessage());
+ }
+ }
+
+ @Override
+ public void surfaceChanged(SurfaceHolder holder, int format, int widht, int height){
+ Log.e(TAG, "surfaceChanged");
+ //if(mCamera==null) return;
+ //Camera.Parameters parameters=mCamera.getParameters();
+ //parameters.setPreviewSize(640,480);
+ //parameters.setPictureSize(640,480);
+ //mCamera.setParameters(parameters);
+ }
+
+ @Override
+ public void surfaceDestroyed(SurfaceHolder holder){
+ Log.e(TAG, "surfaceDestroyed");
+ }
+
+ private long encodeCount = 0;
+ private long count = 0;
+ private long previewTime;
+ // Camera.PreviewCallback
+ @Override
+ public void onPreviewFrame(final byte[] data, Camera camera){
+ /*if (null != mStreamTask){
+ switch (mStreamTask.getStatus()){
+ case RUNNING:
+ Log.e(TAG, "onPreviewFrame Running");
+ return;
+ case PENDING:
+ Log.e(TAG,"OnPreviewFrame Pending");
+ mStreamTask.cancel(false);
+ break;
+ }
+ }
+ mStreamTask = new StreamTask(data);
+ mStreamTask.execute((Void)null);*/
+
+
+ long endTime = System.currentTimeMillis();
+ mExecutor.execute(new Runnable() {
+ @Override
+ public void run() {
+ long encodeTime = System.currentTimeMillis();
+ ffmpeg.process(data);
+ Log.e(TAG, "编码第:" + (encodeCount++) + "帧,耗时:" + (System.currentTimeMillis() - encodeTime));
+ }
+ });
+ Log.e(TAG, "采集第:" + (++count) + "帧,距上一帧间隔时间:"
+ + (endTime - previewTime) + " " + Thread.currentThread().getName());
+ previewTime = endTime;
+
}
+
+ // private
+ private boolean checkCameraHardware(Context context) {
+ return context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA);
+ }
+
+ private static Camera getCameraInstance(){
+ Camera c = null;
+ try {
+ Log.e(TAG, "Open Camera");
+ c = Camera.open(0);
+ Camera.Parameters params = c.getParameters();
+ Log.e(TAG, "Camera parameters: " + params.getPreviewSize().width + "x" + params.getPreviewSize().height);
+ // NV21 : 17, JPEG 256
+ Log.e(TAG, "Preview format (17 is NV21): " + params.getPreviewFormat() + ". Picture format(256 is JPEG): " + params.getPictureFormat());
+ List<int[]> fps = params.getSupportedPreviewFpsRange();
+ for(int[] i : fps){
+ Log.e(TAG, "### fps range : [" + i[0] + "," + i[1] + "]\n");
+ }
+
+
+
+ Camera.Parameters parameters = c.getParameters();
+ //List<Camera.Size> sizes = parameters.getSupportedPreviewSizes();
+ List<Camera.Size> sizes = parameters.getSupportedPictureSizes();
+ for (Camera.Size cc : sizes){
+ Log.e(TAG, "=== width: " + cc.width + ". height:" + cc.height);
+ }
+ Camera.Size cs = sizes.get(3);
+ params.setPreviewSize(cs.width, cs.height);
+ params.setPictureSize(cs.width, cs.height);
+ params.setPictureFormat(ImageFormat.NV21);
+ c.setParameters(params);
+ }
+ catch (Exception e){
+ e.printStackTrace();
+ }
+ return c;
+ }
+
}
#include "libavutil/time.h"
}
+int64_t start_time;
+AVFormatContext *ofmt_ctx;
+AVStream* video_st;
+AVCodecContext* pCodecCtx;
+AVCodec* pCodec;
+AVPacket enc_pkt;
+AVFrame *pFrameYUV;
+
+
+int framecnt = 0;
+int yuv_width;
+int yuv_height;
+int y_length;
+int uv_length;
JNIEXPORT jstring JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_getVersion (JNIEnv *env, jobject obj) {
jint v = avformat_version();
return env->NewStringUTF("====== Ffmpeg call =======");
}
-JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_init (JNIEnv *, jobject, jint, jint) {
+JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_init (JNIEnv *env, jobject obj, jint width, jint height) {
+
+ //const char* out_path = "/storage/emulated/0/Movies/output.flv";
+
+ const char* out_path = "rtmp://192.168.0.101:1935/myapp/suanzi";
+
+
+ LOGE("Ffmpeg init, width=%d, heigh=%d", width, height);
+
+
+ yuv_width=width;
+ yuv_height=height;
+ y_length=width*height;
+ uv_length=width*height/4;
+
+
+ av_register_all();
+
+ //output initialize
+ avformat_alloc_output_context2(&ofmt_ctx, NULL, "flv", out_path);
+ //output encoder initialize
+ pCodec = avcodec_find_encoder(AV_CODEC_ID_H264);
+ if (!pCodec){
+ LOGE("Can not find encoder!\n");
+ return -1;
+ }
+ pCodecCtx = avcodec_alloc_context3(pCodec);
+ pCodecCtx->pix_fmt = AV_PIX_FMT_YUV420P;
+ pCodecCtx->width = width;
+ pCodecCtx->height = height;
+ pCodecCtx->time_base.num = 1;
+ pCodecCtx->time_base.den = 30;
+ pCodecCtx->bit_rate = 800000;
+ pCodecCtx->gop_size = 300;
+ /* Some formats want stream headers to be separate. */
+ if (ofmt_ctx->oformat->flags & AVFMT_GLOBALHEADER)
+ pCodecCtx->flags |= CODEC_FLAG_GLOBAL_HEADER;
+
+ //H264 codec param
+ //pCodecCtx->me_range = 16;
+ //pCodecCtx->max_qdiff = 4;
+ //pCodecCtx->qcompress = 0.6;
+ pCodecCtx->qmin = 10;
+ pCodecCtx->qmax = 51;
+ //Optional Param
+ pCodecCtx->max_b_frames = 3;
+ // Set H264 preset and tune
+ AVDictionary *param = 0;
+ av_dict_set(¶m, "preset", "ultrafast", 0);
+ av_dict_set(¶m, "tune", "zerolatency", 0);
+
+ if (avcodec_open2(pCodecCtx, pCodec, ¶m) < 0){
+ LOGE("Failed to open encoder!\n");
+ return -1;
+ }
+
+ //Add a new stream to output,should be called by the user before avformat_write_header() for muxing
+ video_st = avformat_new_stream(ofmt_ctx, pCodec);
+ if (video_st == NULL){
+ return -1;
+ }
+ video_st->time_base.num = 1;
+ video_st->time_base.den = 30;
+ video_st->codec = pCodecCtx;
+
+ //Open output URL,set before avformat_write_header() for muxing
+ jint ret = 0;
+ if (( ret = avio_open(&ofmt_ctx->pb, out_path, AVIO_FLAG_READ_WRITE)) < 0){
+ LOGE("Failed to open output file! return :%d\n", ret);
+ return -1;
+ }
+
+ //Write File Header
+ avformat_write_header(ofmt_ctx, NULL);
+
+ start_time = av_gettime();
return 0;
}
-JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_flush (JNIEnv *, jobject){
+JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_flush (JNIEnv *env, jobject obj){
+ int ret;
+ int got_frame;
+ AVPacket enc_pkt;
+ if (!(ofmt_ctx->streams[0]->codec->codec->capabilities & CODEC_CAP_DELAY))
+ return 0;
+ while (1) {
+ enc_pkt.data = NULL;
+ enc_pkt.size = 0;
+ av_init_packet(&enc_pkt);
+ ret = avcodec_encode_video2(ofmt_ctx->streams[0]->codec, &enc_pkt,
+ NULL, &got_frame);
+ if (ret < 0)
+ break;
+ if (!got_frame){
+ ret = 0;
+ break;
+ }
+ LOGE("Flush Encoder: Succeed to encode 1 frame!\tsize:%5d\n", enc_pkt.size);
+
+ //Write PTS
+ AVRational time_base = ofmt_ctx->streams[0]->time_base;//{ 1, 1000 };
+ AVRational r_framerate1 = { 60, 2 };
+ AVRational time_base_q = { 1, AV_TIME_BASE };
+ //Duration between 2 frames (us)
+ int64_t calc_duration = (double)(AV_TIME_BASE)*(1 / av_q2d(r_framerate1)); //内部时间戳
+ //Parameters
+ enc_pkt.pts = av_rescale_q(framecnt*calc_duration, time_base_q, time_base);
+ enc_pkt.dts = enc_pkt.pts;
+ enc_pkt.duration = av_rescale_q(calc_duration, time_base_q, time_base);
+
+ //转换PTS/DTS(Convert PTS/DTS)
+ enc_pkt.pos = -1;
+ framecnt++;
+ ofmt_ctx->duration = enc_pkt.duration * framecnt;
+
+ /* mux encoded frame */
+ ret = av_interleaved_write_frame(ofmt_ctx, &enc_pkt);
+ if (ret < 0)
+ break;
+ }
+ //Write file trailer
+ av_write_trailer(ofmt_ctx);
return 0;
}
-JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_close (JNIEnv *, jobject){
+JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_close (JNIEnv *env, jobject obj){
+ if (video_st)
+ avcodec_close(video_st->codec);
+ avio_close(ofmt_ctx->pb);
+ avformat_free_context(ofmt_ctx);
return 0;
}
-JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_process (JNIEnv *, jobject, jbyteArray){
+JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_process (JNIEnv *env, jobject obj, jbyteArray yuv){
+ int ret;
+ int enc_got_frame=0;
+ int i=0;
+
+ //LOGE(" process data - ffmpeg");
+ pFrameYUV = av_frame_alloc();
+ uint8_t *out_buffer = (uint8_t *)av_malloc(avpicture_get_size(AV_PIX_FMT_YUV420P, pCodecCtx->width, pCodecCtx->height));
+ avpicture_fill((AVPicture *)pFrameYUV, out_buffer, AV_PIX_FMT_YUV420P, pCodecCtx->width, pCodecCtx->height);
+
+ //安卓摄像头数据为NV21格式,此处将其转换为YUV420P格式
+ jbyte* in= (jbyte*)env->GetByteArrayElements(yuv,0);
+ memcpy(pFrameYUV->data[0],in,y_length);
+ for(i=0;i<uv_length;i++)
+ {
+ *(pFrameYUV->data[2]+i)=*(in+y_length+i*2);
+ *(pFrameYUV->data[1]+i)=*(in+y_length+i*2+1);
+ }
+
+ pFrameYUV->format = AV_PIX_FMT_YUV420P;
+ pFrameYUV->width = yuv_width;
+ pFrameYUV->height = yuv_height;
+
+ enc_pkt.data = NULL;
+ enc_pkt.size = 0;
+ av_init_packet(&enc_pkt);
+ ret = avcodec_encode_video2(pCodecCtx, &enc_pkt, pFrameYUV, &enc_got_frame);
+ av_frame_free(&pFrameYUV);
+
+ if (enc_got_frame == 1){
+ //LOGE("Succeed to encode frame: %5d\tsize:%5d\n", framecnt, enc_pkt.size);
+ framecnt++;
+ enc_pkt.stream_index = video_st->index;
+
+ //Write PTS
+ AVRational time_base = ofmt_ctx->streams[0]->time_base;//{ 1, 1000 };
+ AVRational r_framerate1 = {60, 2 };//{ 50, 2 };
+ AVRational time_base_q = { 1, AV_TIME_BASE };
+ //Duration between 2 frames (us)
+ int64_t calc_duration = (double)(AV_TIME_BASE)*(1 / av_q2d(r_framerate1)); //内部时间戳
+ //Parameters
+ //enc_pkt.pts = (double)(framecnt*calc_duration)*(double)(av_q2d(time_base_q)) / (double)(av_q2d(time_base));
+ enc_pkt.pts = av_rescale_q(framecnt*calc_duration, time_base_q, time_base);
+ enc_pkt.dts = enc_pkt.pts;
+ enc_pkt.duration = av_rescale_q(calc_duration, time_base_q, time_base); //(double)(calc_duration)*(double)(av_q2d(time_base_q)) / (double)(av_q2d(time_base));
+ enc_pkt.pos = -1;
+
+ //Delay
+ int64_t pts_time = av_rescale_q(enc_pkt.dts, time_base, time_base_q);
+ int64_t now_time = av_gettime() - start_time;
+ if (pts_time > now_time)
+ av_usleep(pts_time - now_time);
+
+ ret = av_interleaved_write_frame(ofmt_ctx, &enc_pkt);
+ av_free_packet(&enc_pkt);
+ }
return 0;
}
-JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_play (JNIEnv *, jobject, jobject, jstring){
+JNIEXPORT jint JNICALL Java_ai_suanzi_rtmpclient_Ffmpeg_play (JNIEnv *env, jobject obj, jobject obj2, jstring fname){
return 0;
}
\ No newline at end of file
#include <android/log.h>
+
#define LOG_TAG __FILE__
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
+ <Button
+ android:id="@+id/button"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_marginBottom="18dp"
+ android:layout_marginEnd="149dp"
+ android:layout_marginStart="147dp"
+ android:text="Button"
+ app:layout_constraintBottom_toBottomOf="parent"
+ app:layout_constraintEnd_toEndOf="parent"
+ app:layout_constraintStart_toStartOf="parent" />
+
+ <SurfaceView
+ android:id="@+id/surfaceView"
+ android:layout_width="292dp"
+ android:layout_height="152dp"
+ android:layout_marginEnd="5dp"
+ android:layout_marginStart="5dp"
+ android:layout_marginTop="10dp"
+ app:layout_constraintEnd_toEndOf="parent"
+ app:layout_constraintStart_toStartOf="parent"
+ app:layout_constraintTop_toTopOf="parent" />
+
</android.support.constraint.ConstraintLayout>
\ No newline at end of file
<resources>
<string name="app_name">RtmpClient</string>
+ <string name="btn">Button</string>
</resources>