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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| package com.libyuv; | ||
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| import android.graphics.Bitmap; | ||
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| public class LibyuvUtil { | ||
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| public static void loadLibrary() { | ||
| System.loadLibrary("yuv-sample"); | ||
| } | ||
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| /** | ||
| * 将 NV21 转 I420 | ||
| */ | ||
| public static native void convertNV21ToI420(byte[] src, byte[] dst, int width, int height); | ||
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| /** | ||
| * 压缩 I420 数据 | ||
| * <p> | ||
| * 执行顺序为:缩放->旋转->镜像 | ||
| * | ||
| * @param src 原始数据 | ||
| * @param srcWidth 原始宽度 | ||
| * @param srcHeight 原始高度 | ||
| * @param dst 输出数据 | ||
| * @param dstWidth 输出宽度 | ||
| * @param dstHeight 输出高度 | ||
| * @param degree 旋转(90, 180, 270) | ||
| * @param isMirror 镜像(镜像在旋转之后) | ||
| */ | ||
| public static native void compressI420(byte[] src, int srcWidth, int srcHeight, | ||
| byte[] dst, int dstWidth, int dstHeight, | ||
| int degree, boolean isMirror); | ||
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| /** | ||
| * 将 I420 数据注入到 Bitmap 中 | ||
| */ | ||
| public static native void convertI420ToBitmap(byte[] src, Bitmap dst, int width, int height); | ||
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| /** | ||
| * 将 I420 转 NV12 | ||
| */ | ||
| public static native void convertI420ToNV12(byte[] src, byte[] dst, int width, int height); | ||
| } |
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126 changes: 126 additions & 0 deletions
126
app/src/main/java/com/renyu/androidimagelibrary/RecordActivity.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,126 @@ | ||
| package com.renyu.androidimagelibrary; | ||
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| import android.hardware.Camera; | ||
| import android.os.Bundle; | ||
| import android.util.Log; | ||
| import android.view.SurfaceHolder; | ||
| import android.view.SurfaceView; | ||
| import android.view.ViewGroup; | ||
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| import androidx.annotation.Nullable; | ||
| import androidx.appcompat.app.AppCompatActivity; | ||
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| import com.blankj.utilcode.util.TimeUtils; | ||
| import com.libyuv.LibyuvUtil; | ||
| import com.renyu.commonlibrary.params.InitParams; | ||
| import com.zhaoss.weixinrecorded.util.CameraHelp; | ||
| import com.zhaoss.weixinrecorded.util.RecordUtil; | ||
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| import java.io.File; | ||
| import java.util.Date; | ||
| import java.util.concurrent.ArrayBlockingQueue; | ||
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| import io.microshow.rxffmpeg.RxFFmpegInvoke; | ||
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| public class RecordActivity extends AppCompatActivity { | ||
| private RecordUtil recordUtil; | ||
| private String videoPath; | ||
| private String audioPath; | ||
| private CameraHelp mCameraHelp; | ||
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| private SurfaceView surfaceView; | ||
| private SurfaceHolder mSurfaceHolder; | ||
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| private ArrayBlockingQueue<byte[]> mYUVQueue = new ArrayBlockingQueue<>(10); | ||
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| @Override | ||
| protected void onCreate(@Nullable Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setContentView(R.layout.activity_record); | ||
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| LibyuvUtil.loadLibrary(); | ||
| mCameraHelp = new CameraHelp(); | ||
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| surfaceView = findViewById(R.id.surfaceView); | ||
| surfaceView.post(() -> { | ||
| int width = surfaceView.getWidth(); | ||
| int height = surfaceView.getHeight(); | ||
| float viewRatio = width * 1f / height; | ||
| float videoRatio = 9f / 16f; | ||
| ViewGroup.LayoutParams layoutParams = surfaceView.getLayoutParams(); | ||
| if (viewRatio > videoRatio) { | ||
| layoutParams.height = (int) (width / viewRatio); | ||
| } else { | ||
| layoutParams.width = (int) (height * viewRatio); | ||
| } | ||
| surfaceView.setLayoutParams(layoutParams); | ||
| }); | ||
| mCameraHelp.setPreviewCallback((data, camera) -> { | ||
| if (mYUVQueue.size() >= 10) { | ||
| mYUVQueue.poll(); | ||
| } | ||
| mYUVQueue.add(data); | ||
| }); | ||
| surfaceView.getHolder().addCallback(new SurfaceHolder.Callback() { | ||
| @Override | ||
| public void surfaceCreated(SurfaceHolder holder) { | ||
| mSurfaceHolder = holder; | ||
| mCameraHelp.openCamera(RecordActivity.this, Camera.CameraInfo.CAMERA_FACING_BACK, mSurfaceHolder); | ||
| } | ||
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| @Override | ||
| public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { | ||
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| } | ||
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| @Override | ||
| public void surfaceDestroyed(SurfaceHolder holder) { | ||
| mCameraHelp.release(); | ||
| } | ||
| }); | ||
| surfaceView.setOnClickListener(v -> mCameraHelp.callFocusMode()); | ||
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| findViewById(R.id.start_record).setOnClickListener((v) -> { | ||
| startRecord(); | ||
| }); | ||
| findViewById(R.id.stop_record).setOnClickListener((v) -> { | ||
| endRecord(); | ||
| }); | ||
| } | ||
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| private void startRecord() { | ||
| videoPath = InitParams.IMAGE_PATH + File.separator + System.currentTimeMillis() + ".h264"; | ||
| audioPath = InitParams.IMAGE_PATH + File.separator + System.currentTimeMillis() + ".pcm"; | ||
| final boolean isFrontCamera = mCameraHelp.getCameraId() == Camera.CameraInfo.CAMERA_FACING_FRONT; | ||
| final int rotation; | ||
| if (isFrontCamera) { | ||
| rotation = 270; | ||
| } else { | ||
| rotation = 90; | ||
| } | ||
| recordUtil = new RecordUtil(videoPath, audioPath, mCameraHelp.getWidth(), mCameraHelp.getHeight(), rotation, isFrontCamera, mYUVQueue); | ||
| recordUtil.start(); | ||
| } | ||
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| private void endRecord() { | ||
| if (recordUtil != null) { | ||
| recordUtil.stop(); | ||
| recordUtil = null; | ||
| } | ||
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| // 生成Mp4 | ||
| String commandMp4 = "ffmpeg -i " + videoPath + " -vcodec copy -f mp4 /storage/emulated/0/1/test.mp4"; | ||
| // 生成aac | ||
| String commandAAC = "ffmpeg -f s16le -ar 44100 -ac 1 -i " + audioPath + " -acodec libfdk_aac -b:a 64000 -y /storage/emulated/0/1/test.m4a"; | ||
| // 合成文件 | ||
| String commandConvert = "ffmpeg -i /storage/emulated/0/1/test.mp4 -i /storage/emulated/0/1/test.m4a -vcodec copy -acodec copy /storage/emulated/0/1/output.mp4"; | ||
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| new Thread(() -> { | ||
| Log.d("TAG", "转换开始时间：" + TimeUtils.date2String(new Date())); | ||
| RxFFmpegInvoke.getInstance().runFFmpegCmd(commandMp4.split(" ")); | ||
| RxFFmpegInvoke.getInstance().runFFmpegCmd(commandAAC.split(" ")); | ||
| RxFFmpegInvoke.getInstance().runFFmpegCmd(commandConvert.split(" ")); | ||
| Log.d("TAG", "转换结束时间：" + TimeUtils.date2String(new Date())); | ||
| }).start(); | ||
| } | ||
| } |
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