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mp4录制（未完成）

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This commit is contained in:
Barry 2019-01-27 02:23:57 +08:00
commit 616799fd24
15 changed files with 412 additions and 32 deletions
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9
server/src/main/java/com/genymobile/scrcpy/Options.java
View file

@ -7,6 +7,7 @@ public class Options {
private int bitRate;
private boolean tunnelForward;
private Rect crop;
private boolean sendFrameMeta;
public int getMaxSize() {
return maxSize;
@ -39,4 +40,12 @@ public class Options {
public void setCrop(Rect crop) {
this.crop = crop;
}
public boolean getSendFrameMeta() {
return sendFrameMeta;
}
public void setSendFrameMeta(boolean sendFrameMeta) {
this.sendFrameMeta = sendFrameMeta;
}
}

40
server/src/main/java/com/genymobile/scrcpy/ScreenEncoder.java
View file

@ -3,6 +3,7 @@ package com.genymobile.scrcpy;
import com.genymobile.scrcpy.wrappers.SurfaceControl;
import android.graphics.Rect;
import android.media.MediaMuxer;
import android.media.MediaCodec;
import android.media.MediaCodecInfo;
import android.media.MediaFormat;
@ -22,21 +23,26 @@ public class ScreenEncoder implements Device.RotationListener {
private static final int REPEAT_FRAME_DELAY = 6; // repeat after 6 frames
private static final int MICROSECONDS_IN_ONE_SECOND = 1_000_000;
private static final int NO_PTS = -1;
private final AtomicBoolean rotationChanged = new AtomicBoolean();
private final ByteBuffer headerBuffer = ByteBuffer.allocate(12);
private int bitRate;
private int frameRate;
private int iFrameInterval;
private boolean sendFrameMeta;
private long ptsOrigin;
public ScreenEncoder(int bitRate, int frameRate, int iFrameInterval) {
public ScreenEncoder(boolean sendFrameMeta, int bitRate, int frameRate, int iFrameInterval) {
this.sendFrameMeta = sendFrameMeta;
this.bitRate = bitRate;
this.frameRate = frameRate;
this.iFrameInterval = iFrameInterval;
}
public ScreenEncoder(int bitRate) {
this(bitRate, DEFAULT_FRAME_RATE, DEFAULT_I_FRAME_INTERVAL);
public ScreenEncoder(boolean sendFrameMeta, int bitRate) {
this(sendFrameMeta, bitRate, DEFAULT_FRAME_RATE, DEFAULT_I_FRAME_INTERVAL);
}
@Override
@ -80,6 +86,8 @@ public class ScreenEncoder implements Device.RotationListener {
private boolean encode(MediaCodec codec, FileDescriptor fd) throws IOException {
boolean eof = false;
MediaCodec.BufferInfo bufferInfo = new MediaCodec.BufferInfo();
while (!consumeRotationChange() && !eof) {
int outputBufferId = codec.dequeueOutputBuffer(bufferInfo, -1);
eof = (bufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0;
@ -90,6 +98,11 @@ public class ScreenEncoder implements Device.RotationListener {
}
if (outputBufferId >= 0) {
ByteBuffer codecBuffer = codec.getOutputBuffer(outputBufferId);
if (sendFrameMeta) {
writeFrameMeta(fd, bufferInfo, codecBuffer.remaining());
}
IO.writeFully(fd, codecBuffer);
}
} finally {
@ -102,6 +115,25 @@ public class ScreenEncoder implements Device.RotationListener {
return !eof;
}
private void writeFrameMeta(FileDescriptor fd, MediaCodec.BufferInfo bufferInfo, int packetSize) throws IOException {
headerBuffer.clear();
long pts;
if ((bufferInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != 0) {
pts = NO_PTS; // non-media data packet
} else {
if (ptsOrigin == 0) {
ptsOrigin = bufferInfo.presentationTimeUs;
}
pts = bufferInfo.presentationTimeUs - ptsOrigin;
}
headerBuffer.putLong(pts);
headerBuffer.putInt(packetSize);
headerBuffer.flip();
IO.writeFully(fd, headerBuffer);
}
private static MediaCodec createCodec() throws IOException {
return MediaCodec.createEncoderByType("video/avc");
}
@ -119,7 +151,7 @@ public class ScreenEncoder implements Device.RotationListener {
}
private static IBinder createDisplay() {
return SurfaceControl.createDisplay("scrcpy", false);
return SurfaceControl.createDisplay("scrcpy", true);
}
private static void configure(MediaCodec codec, MediaFormat format) {

9
server/src/main/java/com/genymobile/scrcpy/Server.java
View file

@ -18,7 +18,7 @@ public final class Server {
final Device device = new Device(options);
boolean tunnelForward = options.isTunnelForward();
try (DesktopConnection connection = DesktopConnection.open(device, tunnelForward)) {
ScreenEncoder screenEncoder = new ScreenEncoder(options.getBitRate());
ScreenEncoder screenEncoder = new ScreenEncoder(options.getSendFrameMeta(), options.getBitRate());
// asynchronous
startEventController(device, connection);
@ -49,8 +49,8 @@ public final class Server {
@SuppressWarnings("checkstyle:MagicNumber")
private static Options createOptions(String... args) {
if (args.length != 4)
throw new IllegalArgumentException("Expecting 4 parameters");
if (args.length != 5)
throw new IllegalArgumentException("Expecting 5 parameters");
Options options = new Options();
@ -67,6 +67,9 @@ public final class Server {
Rect crop = parseCrop(args[3]);
options.setCrop(crop);
boolean sendFrameMeta = Boolean.parseBoolean(args[4]);
options.setSendFrameMeta(sendFrameMeta);
return options;
}