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GstLibrary改成kotlin

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This commit is contained in:
Raymond Yang 2023-03-08 11:36:48 +08:00
parent 20949aa24d
commit 975e2eba79
3 changed files with 102 additions and 114 deletions
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6
app/build.gradle
View File

@ -43,12 +43,12 @@ android {
dependencies {
implementation 'androidx.core:core-ktx:1.9.0'
implementation 'androidx.appcompat:appcompat:1.5.1'
implementation 'com.google.android.material:material:1.7.0'
implementation 'androidx.appcompat:appcompat:1.6.1'
implementation 'com.google.android.material:material:1.8.0'
implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
implementation 'androidx.legacy:legacy-support-v4:1.0.0'
implementation 'androidx.gridlayout:gridlayout:1.0.0'
implementation 'androidx.core:core-ktx:+'
implementation 'androidx.core:core-ktx:1.9.0'
testImplementation 'junit:junit:4.13.2'
androidTestImplementation 'androidx.test.ext:junit:1.1.5'
androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'

2
gstreamer_player/build.gradle
View File

@ -1,4 +1,5 @@
apply plugin: 'com.android.library'
apply plugin: 'org.jetbrains.kotlin.android'
android {
ndkVersion "21.3.6528147"
@ -68,6 +69,7 @@ afterEvaluate {
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'androidx.core:core-ktx:1.9.0'
testImplementation 'junit:junit:4.13.2'
//implementation 'androidx.appcompat:appcompat:1.6.0'
}

208
gstreamer_player/src/com/hisharp/gstreamer_player/GstLibrary.kt
View File

@ -1,131 +1,101 @@
package com.hisharp.gstreamer_player;
package com.hisharp.gstreamer_player
import android.content.Context;
import android.os.Handler;
import android.os.Looper;
import android.util.Log;
import android.view.Surface;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.content.Context
import android.util.Log
import android.view.SurfaceHolder
import org.freedesktop.gstreamer.GStreamer
import java.io.Closeable
import java.io.IOException
import org.freedesktop.gstreamer.GStreamer;
class GstLibrary(context: Context) : Closeable, SurfaceHolder.Callback {
import java.io.Closeable;
import java.io.IOException;
private val mAppContext: Context
private var gstCallback: GstCallback? = null
private var rtspUrl: String? = null
private var tag = ""
private var isInit = false
public class GstLibrary implements Closeable, SurfaceHolder.Callback {
private external fun nativeInit() // Initialize native code, build pipeline, etc
private external fun nativeFinalize() // Destroy pipeline and shutdown native code
private external fun nativeSetUri(uri: String) // Set the URI of the media to play
private external fun nativeSetTag(tag: String) // Set the URI of the media to play
private external fun nativePlay() // Set pipeline to PLAYING
private external fun nativePause() // Set pipeline to PAUSED
private external fun nativeSurfaceInit(surface: Any) // A new surface is available
private external fun nativeSurfaceFinalize() // Surface about to be destroyed
private static final String TAG = GstLibrary.class.getSimpleName();
private val native_custom_data : Long = 0 // Native code will use this to keep private data
final Context mAppContext;
private GstCallback gstCallback;
private String rtspUrl;
private String tag = "";
private Boolean isInit = false;
public GstLibrary(Context context) {
this.mAppContext = context.getApplicationContext();
// Initialize GStreamer and warn if it fails
try {
GStreamer.init(mAppContext);
} catch (Exception e) {
new Exception("Unable initialize gstreamer.");
return;
}
nativeInit();
fun play() {
if (!isInit) return
nativePlay()
}
private native void nativeInit(); // Initialize native code, build pipeline, etc
private native void nativeFinalize(); // Destroy pipeline and shutdown native code
private native void nativeSetUri(String uri); // Set the URI of the media to play
private native void nativeSetTag(String tag); // Set the URI of the media to play
private native void nativePlay(); // Set pipeline to PLAYING
private native void nativePause(); // Set pipeline to PAUSED
private static native boolean nativeClassInit(); // Initialize native class: cache Method IDs for callbacks
private native void nativeSurfaceInit(Object surface); // A new surface is available
private native void nativeSurfaceFinalize(); // Surface about to be destroyed
private long native_custom_data; // Native code will use this to keep private data
//private final String defaultMediaUri = "rtsp://admin:admin@192.168.0.77:554/media/video2";
public void play() {
if (!isInit) return;
nativePlay();
fun stop() {
if (!isInit) return
nativePause()
}
public void stop() {
if (!isInit) return;
nativePause();
fun setRtspUrl(rtspUrl: String?) {
this.rtspUrl = rtspUrl
}
public void setRtspUrl(String rtspUrl) {
this.rtspUrl = rtspUrl;
fun setTag(tag: String) {
this.tag = tag
nativeSetTag(tag)
}
public void setTag(String tag) {
this.tag = tag;
nativeSetTag(tag);
fun releaseSurface() {
isInit = false
nativeSurfaceFinalize()
}
public void releaseSurface() {
isInit = false;
nativeSurfaceFinalize();
fun setOnStatusChangeListener(callback: GstCallback?) {
gstCallback = callback
}
public void setOnStatusChangeListener(GstCallback callback) {
this.gstCallback = callback;
}
public void setSurfaceHolder(SurfaceHolder holder) {
holder.addCallback(this);
fun setSurfaceHolder(holder: SurfaceHolder) {
holder.addCallback(this)
}
// Called from native code. This sets the content of the TextView from the UI thread.
private void setMessage(final String message) {
if (gstCallback == null) return;
private fun setMessage(message: String) {
if (gstCallback == null) return
if (message.contains("State changed to PAUSED")) {
gstCallback.onStatus(GstStatus.PAUSE);
gstCallback!!.onStatus(GstStatus.PAUSE)
} else if (message.contains("State changed to PLAYING") || message.contains("Buffering complete")) {
gstCallback.onStatus(GstStatus.PLAYING);
gstCallback!!.onStatus(GstStatus.PLAYING)
} else if (message.contains("Could not open resource for reading and writing")) {
gstCallback.onStatus(GstStatus.ERROR_WHEN_OPENING);
gstCallback!!.onStatus(GstStatus.ERROR_WHEN_OPENING)
} else if (message.contains("GStreamer encountered a general supporting library error")) {
gstCallback.onStatus(GstStatus.ERROR);
gstCallback!!.onStatus(GstStatus.ERROR)
} else if (message.contains("Unhandled error")) {
gstCallback.onStatus(GstStatus.ERROR);
gstCallback!!.onStatus(GstStatus.ERROR)
} else if (message.contains("Buffering")) {
gstCallback.onStatus(GstStatus.BUFFERING);
gstCallback!!.onStatus(GstStatus.BUFFERING)
}
gstCallback.onMessage(message);
gstCallback!!.onMessage(message)
}
// Called from native code. Native code calls this once it has created its pipeline and
// the main loop is running, so it is ready to accept commands.
private void onGStreamerInitialized () {
Log.i (TAG + "+" + tag, "GStreamer initialized:");
private fun onGStreamerInitialized() {
Log.i("$TAG+$tag", "GStreamer initialized:")
if (gstCallback != null) {
gstCallback.onStatus(GstStatus.READY);
gstCallback!!.onStatus(GstStatus.READY)
}
// Restore previous playing state
if (rtspUrl != null) {
nativeSetUri(rtspUrl);
nativeSetUri(rtspUrl!!)
}
isInit = true;
isInit = true
}
// Called from native code when the size of the media changes or is first detected.
// Inform the video surface about the new size and recalculate the layout.
private void onMediaSizeChanged (int width, int height) {
Log.i (TAG + "+" + tag, String.format("Media size changed to %d x %d", width, height));
private fun onMediaSizeChanged(width: Int, height: Int) {
Log.i("$TAG+$tag", String.format("Media size changed to %d x %d", width, height))
/*mainHandler.post(() -> {
surfaceView.media_width = width;
surfaceView.media_height = height;
@ -133,40 +103,56 @@ public class GstLibrary implements Closeable, SurfaceHolder.Callback {
});*/
}
static {
System.loadLibrary("gstreamer_android");
System.loadLibrary("gst_player");
nativeClassInit();
init {
mAppContext = context.applicationContext
// Initialize GStreamer and warn if it fails
try {
GStreamer.init(mAppContext)
} catch (e: Exception) {
Exception("Unable initialize gstreamer.")
}
nativeInit()
}
@Override
public void close() throws IOException {
isInit = false;
@Throws(IOException::class)
override fun close() {
isInit = false
try {
nativeFinalize();
} catch (Exception e) {
e.printStackTrace();
nativeFinalize()
} catch (e: Exception) {
e.printStackTrace()
}
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
Log.d(TAG + "+" + tag, "Surface created: " + holder.getSurface());
Log.i (TAG + "+" + tag, "GStreamer surfaceCreated");
isInit = true;
nativeSurfaceInit(holder.getSurface());
override fun surfaceCreated(holder: SurfaceHolder) {
Log.d("$TAG+$tag", "Surface created: " + holder.surface)
Log.i("$TAG+$tag", "GStreamer surfaceCreated")
isInit = true
nativeSurfaceInit(holder.surface)
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
Log.d(TAG + "+" + tag, String.format("Surface changed, format: %d, width: %d, height: %d", format, width, height));
override fun surfaceChanged(holder: SurfaceHolder, format: Int, width: Int, height: Int) {
Log.d("$TAG+$tag", String.format("Surface changed, format: %d, width: %d, height: %d", format, width, height))
/*setSurfaceHolder(holder);*/
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
Log.d(TAG + "+" + tag, "Surface destroyed");
releaseSurface();
isInit = false;
override fun surfaceDestroyed(holder: SurfaceHolder) {
Log.d("$TAG+$tag", "Surface destroyed")
releaseSurface()
isInit = false
}
}
companion object {
private val TAG = GstLibrary::class.java.simpleName
@JvmStatic
private external fun nativeClassInit(): Boolean // Initialize native class: cache Method IDs for callbacks
init {
System.loadLibrary("gstreamer_android")
System.loadLibrary("gst_player")
nativeClassInit()
}
}
}