Remove JNI, add JNA. Proof of concept.

master
Dmitry Isaenko 2021-09-14 05:34:30 +03:00
parent e89cad31ef
commit 9d8ab59361
14 changed files with 220 additions and 190 deletions

View File

@ -1,37 +0,0 @@
# Compiler
CC=gcc
# Flags
CFLAGS=-O2
MKDIR_P = mkdir -p
APP_NAME = mpvjni
all: x86 amd64
x86:
$(MKDIR_P) ./x86
$(CC) ${CFLAGS} -m32 -c -fPIC -I"${JAVA_HOME}/include" -I"${JAVA_HOME}/include/linux" ${APP_NAME}.c -o ${APP_NAME}_x86.o
$(CC) ${CFLAGS} -m32 -shared -fPIC -o ./x86/${APP_NAME}.so ${APP_NAME}_x86.o -lc
amd64:
$(MKDIR_P) ./amd64
$(CC) ${CFLAGS} -m64 -c -fPIC -I"${JAVA_HOME}/include" -I"${JAVA_HOME}/include/linux" ${APP_NAME}.c -o ${APP_NAME}_amd64.o
$(CC) ${CFLAGS} -m64 -shared -fPIC -o ./amd64/${APP_NAME}.so ${APP_NAME}_amd64.o -lc
clean:
rm -rf \
${APP_NAME}_amd64.o \
${APP_NAME}_x86.o \
./x86 \
./amd64
headers:
cd /src/main/java
javac mplayer4anime/mpv/MpvJni.java -h ../../../mpv_library/
install: x86 amd64
install ./x86/${APP_NAME}.so ../src/main/resources/native/linux/x86/
install ./amd64/${APP_NAME}.so ../src/main/resources/native/linux/amd64/
uninstall:
rm ../src/main/resources/native/linux/x86/${APP_NAME}.so
rm ../src/main/resources/native/linux/amd64/${APP_NAME}.so

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@ -1,21 +0,0 @@
/* DO NOT EDIT THIS FILE - it is machine generated */
#include <jni.h>
/* Header for class mplayer4anime_mpv_MpvSlave */
#ifndef _Included_mplayer4anime_mpv_MpvSlave
#define _Included_mplayer4anime_mpv_MpvSlave
#ifdef __cplusplus
extern "C" {
#endif
/*
* Class: mplayer4anime_mpv_MpvSlave
* Method: play
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_mplayer4anime_mpv_MpvSlave_play
(JNIEnv *, jobject);
#ifdef __cplusplus
}
#endif
#endif

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@ -1,6 +0,0 @@
#include <mpv/client.h>
#include "mplayer4anime_mpv_MpvSlave.h"
JNIEXPORT void JNICALL Java_mplayer4anime_mpv_MpvSlave_play(JNIEnv * jnienv, jobject jobject){
};

View File

@ -52,6 +52,11 @@
</issueManagement>
<dependencies>
<dependency>
<groupId>net.java.dev.jna</groupId>
<artifactId>jna-platform</artifactId>
<version>5.6.0</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>

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@ -0,0 +1,30 @@
/*
Copyright 2018-2021 Dmitry Isaenko
This file is part of mplayer4anime.
mplayer4anime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
mplayer4anime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with mplayer4anime. If not, see <https://www.gnu.org/licenses/>.
*/
package mplayer4anime.mpv;
import com.sun.jna.Library;
import com.sun.jna.Native;
public interface LibC extends Library {
LibC INSTANCE = Native.load("c", LibC.class);
int LC_NUMERIC = 1;
String setlocale(int localeType, String name);
}

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@ -0,0 +1,37 @@
/*
Copyright 2018-2021 Dmitry Isaenko
This file is part of mplayer4anime.
mplayer4anime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
mplayer4anime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with mplayer4anime. If not, see <https://www.gnu.org/licenses/>.
*/
package mplayer4anime.mpv;
import com.sun.jna.Library;
import com.sun.jna.Native;
import com.sun.jna.ptr.IntByReference;
public interface LibMpv extends Library {
LibMpv INSTANCE = Native.load("libmpv", LibMpv.class);
long mpv_create();
int mpv_set_option_string(long ctx, String name, String data);
int mpv_set_option(long ctx, String name, int format, IntByReference data);
int mpv_initialize(long ctx);
int mpv_command(long ctx, String[] args);
mpv_event mpv_wait_event(long ctx, double timeout);
void mpv_terminate_destroy(long ctx);
}

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@ -1,108 +0,0 @@
/*
Copyright 2018-2021 Dmitry Isaenko
This file is part of mplayer4anime.
mplayer4anime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
mplayer4anime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with mplayer4anime. If not, see <https://www.gnu.org/licenses/>.
*/
package mplayer4anime.mpv;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
public final class MpvJniLibraryLoader {
private MpvJniLibraryLoader(){}
public static boolean load(){
String osName = System.getProperty("os.name").toLowerCase().replace(" ", "");
String osArch = System.getProperty("os.arch").toLowerCase().replace(" ", "");
String libPostfix = "so";
if (osName.equals("linux")){
switch (osArch){
case "i386":
case "i586":
case "i686":
osArch = "x86";
break;
case "x86_64":
case "amd64":
osArch = "amd64";
break;
// case "arm":
// osArch = "arm";
// break;
default:
return false;
}
}
else
return false;
final URL url_ = MpvJniLibraryLoader.class.getResource("/native/"+osName+"/"+osArch+"/mpvjni."+libPostfix);
if (url_ == null)
return false;
String proto = url_.getProtocol();
File libraryFile;
if (proto.equals("file")){
// We can pick file from disk as is.
try {
libraryFile = new File(url_.toURI());
}
catch (URISyntaxException e){
e.printStackTrace();
return false;
}
}
else if (proto.equals("jar")){
// We have to export file to temp dir.
InputStream inStream = MpvJniLibraryLoader.class.getResourceAsStream("/native/"+osName+"/"+osArch+"/mpvjni."+libPostfix);
if (inStream == null)
return false;
// Create temp folder
try{
File tmpDirFile = File.createTempFile("jni", null);
if (! tmpDirFile.delete())
return false;
if (! tmpDirFile.mkdirs())
return false;
libraryFile = new File(tmpDirFile, "mpvjni."+libPostfix);
byte[] ioBuffer = new byte[8192];
FileOutputStream foStream = new FileOutputStream(libraryFile);
while (inStream.read(ioBuffer) != -1)
foStream.write(ioBuffer);
foStream.close();
inStream.close();
libraryFile.deleteOnExit();
tmpDirFile.deleteOnExit();
}
catch (IOException ioe){
ioe.printStackTrace();
return false;
}
}
else
return false;
//System.out.println("LIB LOCATION: "+libraryFile);
System.load(libraryFile.getAbsolutePath());
//System.out.println("LIB LOADED");
return true;
}
}

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@ -0,0 +1,104 @@
/*
Copyright 2018-2021 Dmitry Isaenko
This file is part of mplayer4anime.
mplayer4anime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
mplayer4anime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with mplayer4anime. If not, see <https://www.gnu.org/licenses/>.
*/
package mplayer4anime.mpv;
import com.sun.jna.ptr.IntByReference;
import mplayer4anime.ServiceWindow;
public class MpvProcess implements Runnable{
private String videoFilename;
private final LibC libC = LibC.INSTANCE;
private final LibMpv libMpv = LibMpv.INSTANCE;
/** MPV_FORMAT*/
private final int MPV_FORMAT_NONE = 0;
private final int MPV_FORMAT_STRING = 1;
private final int MPV_FORMAT_OSD_STRING = 2;
private final int MPV_FORMAT_FLAG = 3;
private final int MPV_FORMAT_INT64 = 4;
private final int MPV_FORMAT_DOUBLE = 5;
private final int MPV_FORMAT_NODE = 6;
private final int MPV_FORMAT_NODE_ARRAY = 7;
private final int MPV_FORMAT_NODE_MAP = 8;
private final int MPV_FORMAT_BYTE_ARRAY = 9;
/** mpv_event_id */
private final int MPV_EVENT_NONE = 0;
private final int MPV_EVENT_SHUTDOWN = 1;
private final int MPV_EVENT_LOG_MESSAGE = 2;
private final int MPV_EVENT_GET_PROPERTY_REPLY = 3;
private final int MPV_EVENT_SET_PROPERTY_REPLY = 4;
private final int MPV_EVENT_COMMAND_REPLY = 5;
private final int MPV_EVENT_START_FILE = 6;
private final int MPV_EVENT_END_FILE = 7;
private final int MPV_EVENT_FILE_LOADED = 8;
private final int MPV_EVENT_TRACKS_CHANGED = 9;//DEPRECATED
private final int MPV_EVENT_TRACK_SWITCHED = 10;//DEPRECATED
private final int MPV_EVENT_IDLE = 11;//DEPRECATED
private final int MPV_EVENT_PAUSE = 12;//DEPRECATED
private final int MPV_EVENT_UNPAUSE = 13;//DEPRECATED
private final int MPV_EVENT_TICK = 14;//DEPRECATED
private final int MPV_EVENT_SCRIPT_INPUT_DISPATCH = 15;//DEPRECATED
private final int MPV_EVENT_CLIENT_MESSAGE = 16;
private final int MPV_EVENT_VIDEO_RECONFIG = 17;
private final int MPV_EVENT_AUDIO_RECONFIG = 18;
private final int MPV_EVENT_METADATA_UPDATE = 19;//DEPRECATED
private final int MPV_EVENT_SEEK = 20;
private final int MPV_EVENT_PLAYBACK_RESTART = 21;
private final int MPV_EVENT_PROPERTY_CHANGE = 22;
private final int MPV_EVENT_CHAPTER_CHANGE = 23;//DEPRECATED
private final int MPV_EVENT_QUEUE_OVERFLOW = 24;
private final int MPV_EVENT_HOOK = 25;
MpvProcess(String filename){
this.videoFilename = filename;
libC.setlocale(LibC.LC_NUMERIC, "C"); //Somehow it's important
}
@Override
public void run() {
if (nonSupportedOs()) {
return;
}
long ctx = libMpv.mpv_create();
libMpv.mpv_set_option_string(ctx, "input-default-bindings", "yes");
libMpv.mpv_set_option_string(ctx, "input-vo-keyboard", "yes");
IntByReference value = new IntByReference(1);
libMpv.mpv_set_option(ctx, "osc", MPV_FORMAT_FLAG, value);
libMpv.mpv_initialize(ctx);
libMpv.mpv_command(ctx, new String[]{"loadfile", videoFilename, null});
while (true){
mpv_event event = libMpv.mpv_wait_event(ctx, 10000);
if (event.event_id == MPV_EVENT_SHUTDOWN)
break;
System.out.println(event.event_id);
}
libMpv.mpv_terminate_destroy(ctx);
}
private boolean nonSupportedOs(){
if (! System.getProperty("os.name").toLowerCase().contains("linux")) {
ServiceWindow.getErrorNotification("Error",
"Non-Linux OS are not supported. Yet. Please yse mplayer backend for now.");
return true;
}
return false;
}
}

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@ -19,19 +19,10 @@
package mplayer4anime.mpv;
import mplayer4anime.ISlaveModeAppOrchestration;
import mplayer4anime.ServiceWindow;
import java.util.ResourceBundle;
public class MpvSlave implements ISlaveModeAppOrchestration {
static {
if (! MpvJniLibraryLoader.load()){
ServiceWindow.getErrorNotification("Error",
"Unable to load mpv back end library. Please use mplayer instead"); // TODO: use bundle & translate
}
}
native void play();
public MpvSlave(ResourceBundle resourceBundle){
@ -76,7 +67,9 @@ public class MpvSlave implements ISlaveModeAppOrchestration {
String subtitlesEncoding,
boolean subtitlesHidden,
boolean isFullscreen) {
//TODO: fix
Thread thread = new Thread(new MpvProcess(VideoFile));
thread.start();
}
@Override

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@ -0,0 +1,33 @@
/*
Copyright 2018-2021 Dmitry Isaenko
This file is part of mplayer4anime.
mplayer4anime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
mplayer4anime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with mplayer4anime. If not, see <https://www.gnu.org/licenses/>.
*/
package mplayer4anime.mpv;
import com.sun.jna.Structure;
import com.sun.jna.Structure.FieldOrder;
import com.sun.jna.ptr.IntByReference;
@FieldOrder({"event_id","error","reply_userdata","data"})
public class mpv_event extends Structure {
public mpv_event(){}
public int event_id;
public int error;
public long reply_userdata; // long replaced originally uint64_t
public IntByReference data;
}

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@ -18,12 +18,12 @@
<children>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#openDirChooser">
<graphic>
<SVGPath content="M10,4L12,6H20A2,2 0 0,1 22,8V18A2,2 0 0,1 20,20H4C2.89,20 2,19.1 2,18V6C2,4.89 2.89,4 4,4H10M15,9V12H12V14H15V17H17V14H20V12H17V9H15Z" />
<SVGPath content="M10,4L12,6H20A2,2 0 0,1 22,8V18A2,2 0 0,1 20,20H4C2.89,20 2,19.1 2,18V6C2,4.89 2.89,4 4,4H10M15,9V12H12V14H15V17H17V14H20V12H17V9H15Z" fill="#1a1a1a" />
</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#openFilesChooser">
<graphic>
<SVGPath content="M14,10H19.5L14,4.5V10M5,3H15L21,9V19A2,2 0 0,1 19,21H5C3.89,21 3,20.1 3,19V5C3,3.89 3.89,3 5,3M9,18H11V15H14V13H11V10H9V13H6V15H9V18Z" />
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</graphic></Button>
<Pane minWidth="5.0" HBox.hgrow="NEVER" />
<Button minHeight="28.0" mnemonicParsing="false" onAction="#cleanList">
@ -36,12 +36,12 @@
<Pane HBox.hgrow="ALWAYS" />
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Up">
<graphic>
<SVGPath content="M7.41,15.41L12,10.83L16.59,15.41L18,14L12,8L6,14L7.41,15.41Z" />
<SVGPath content="M7.41,15.41L12,10.83L16.59,15.41L18,14L12,8L6,14L7.41,15.41Z" fill="#1a1a1a" />
</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Down">
<graphic>
<SVGPath content="M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z" />
<SVGPath content="M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z" fill="#1a1a1a" />
</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Del">

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@ -19,12 +19,12 @@
<children>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#openDirChooser">
<graphic>
<SVGPath content="M10,4L12,6H20A2,2 0 0,1 22,8V18A2,2 0 0,1 20,20H4C2.89,20 2,19.1 2,18V6C2,4.89 2.89,4 4,4H10M15,9V12H12V14H15V17H17V14H20V12H17V9H15Z" />
<SVGPath content="M10,4L12,6H20A2,2 0 0,1 22,8V18A2,2 0 0,1 20,20H4C2.89,20 2,19.1 2,18V6C2,4.89 2.89,4 4,4H10M15,9V12H12V14H15V17H17V14H20V12H17V9H15Z" fill="#1a1a1a" />
</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#openFilesChooser">
<graphic>
<SVGPath content="M14,10H19.5L14,4.5V10M5,3H15L21,9V19A2,2 0 0,1 19,21H5C3.89,21 3,20.1 3,19V5C3,3.89 3.89,3 5,3M9,18H11V15H14V13H11V10H9V13H6V15H9V18Z" />
<SVGPath content="M14,10H19.5L14,4.5V10M5,3H15L21,9V19A2,2 0 0,1 19,21H5C3.89,21 3,20.1 3,19V5C3,3.89 3.89,3 5,3M9,18H11V15H14V13H11V10H9V13H6V15H9V18Z" fill="#1a1a1a" />
</graphic>
</Button>
<Pane minWidth="5.0" />
@ -39,12 +39,12 @@
<Pane HBox.hgrow="ALWAYS" />
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Up">
<graphic>
<SVGPath content="M7.41,15.41L12,10.83L16.59,15.41L18,14L12,8L6,14L7.41,15.41Z" />
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</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Down">
<graphic>
<SVGPath content="M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z" />
<SVGPath content="M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z" fill="#1a1a1a" />
</graphic>
</Button>
<Button minHeight="28.0" mnemonicParsing="false" onAction="#Del">