/*
* Copyright (C) 2013 YIXIA.COM
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.vov.vitamio;
import android.content.Context;
import io.vov.vitamio.utils.CPU;
import io.vov.vitamio.utils.ContextUtils;
import io.vov.vitamio.utils.IOUtils;
import io.vov.vitamio.utils.Log;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Inspect this class before using any other Vitamio classes.
* <p/>
* Don't modify this class, or the full Vitamio library may be broken.
*/
public class Vitamio {
private static final String[] LIBS_ARM_CODECS = {"libvvo.7.so", "libvvo.8.so", "libffmpeg.so", "libOMX.9.so", "libOMX.11.so", "libOMX.14.so", "libOMX.18.so"};
private static final String[] LIBS_X86_CODECS = {"libffmpeg.so", "libOMX.9.so", "libOMX.14.so", "libOMX.18.so"};
private static final String[] LIBS_MIPS_CODECS = {"libffmpeg.so", "libOMX.14.so"};
private static final String[] LIBS_PLAYER = {"libvplayer.so"};
private static final String[] LIBS_SCANNER = {"libvscanner.so"};
private static final String[] LIBS_AV = {"libvao.0.so", "libvvo.0.so", "libvvo.9.so", "libvvo.j.so"};
private static final String LIBS_LOCK = ".lock";
private static final int VITAMIO_NOT_SUPPORTED = -1;
private static final int VITAMIO_MIPS = 40;
private static final int VITAMIO_X86 = 50;
private static final int VITAMIO_ARMV6 = 60;
private static final int VITAMIO_ARMV6_VFP = 61;
private static final int VITAMIO_ARMV7_VFPV3 = 70;
private static final int VITAMIO_ARMV7_NEON = 71;
private static final int vitamioType;
static {
int cpu = CPU.getFeature();
if ((cpu & CPU.FEATURE_ARM_NEON) > 0)
vitamioType = VITAMIO_ARMV7_NEON;
else if ((cpu & CPU.FEATURE_ARM_VFPV3) > 0 && (cpu & CPU.FEATURE_ARM_V7A) > 0)
vitamioType = VITAMIO_ARMV7_VFPV3;
else if ((cpu & CPU.FEATURE_ARM_VFP) > 0 && (cpu & CPU.FEATURE_ARM_V6) > 0)
vitamioType = VITAMIO_ARMV6_VFP;
else if ((cpu & CPU.FEATURE_ARM_V6) > 0)
vitamioType = VITAMIO_ARMV6;
else if ((cpu & CPU.FEATURE_X86) > 0)
vitamioType = VITAMIO_X86;
else if ((cpu & CPU.FEATURE_MIPS) > 0)
vitamioType = VITAMIO_MIPS;
else
vitamioType = VITAMIO_NOT_SUPPORTED;
}
private static String vitamioPackage;
private static String vitamioLibraryPath;
/**
* Call this method before using any other Vitamio specific classes.
* <p/>
* This method will use {@link #isInitialized(Context)} to check if Vitamio is
* initialized at this device, and initialize it if not initialized.
*
* @param ctx Android Context
* @return true if the Vitamio initialized successfully.
*/
public static boolean initialize(Context ctx) {
return isInitialized(ctx) || extractLibs(ctx, R.raw.libarm);
}
/**
* Same as {@link #initialize(Context)}
*
* @param ctx Android Context
* @param rawId R.raw.libarm
* @return true if the Vitamio initialized successfully.
*/
public static boolean initialize(Context ctx, int rawId) {
return isInitialized(ctx) || extractLibs(ctx, rawId);
}
/**
* Check if Vitamio is initialized at this device
*
* @param ctx Android Context
* @return true if the Vitamio has been initialized.
*/
public static boolean isInitialized(Context ctx) {
vitamioPackage = ctx.getPackageName();
vitamioLibraryPath = ContextUtils.getDataDir(ctx) + "libs/";
File dir = new File(getLibraryPath());
if (dir.exists() && dir.isDirectory()) {
String[] libs = dir.list();
if (libs != null) {
Arrays.sort(libs);
for (String L : getRequiredLibs()) {
if (Arrays.binarySearch(libs, L) < 0) {
Log.e("Native libs %s not exists!", L);
return false;
}
}
File lock = new File(getLibraryPath() + LIBS_LOCK);
BufferedReader buffer = null;
try {
buffer = new BufferedReader(new FileReader(lock));
int appVersion = ContextUtils.getVersionCode(ctx);
int libVersion = Integer.valueOf(buffer.readLine());
Log.i("isNativeLibsInited, APP VERSION: %d, Vitamio Library version: %d", appVersion, libVersion);
if (libVersion == appVersion)
return true;
} catch (IOException e) {
Log.e("isNativeLibsInited", e);
} catch (NumberFormatException e) {
Log.e("isNativeLibsInited", e);
} finally {
IOUtils.closeSilently(buffer);
}
}
}
return false;
}
public static String getVitamioPackage() {
return vitamioPackage;
}
public static int getVitamioType() {
return vitamioType;
}
public static final String getLibraryPath() {
return vitamioLibraryPath;
}
private static final List<String> getRequiredLibs() {
List<String> libs = new ArrayList<String>();
String[][] vitamioLibs = null;
switch (vitamioType) {
case VITAMIO_ARMV6:
case VITAMIO_ARMV6_VFP:
case VITAMIO_ARMV7_VFPV3:
case VITAMIO_ARMV7_NEON:
vitamioLibs = new String[][]{LIBS_ARM_CODECS, LIBS_PLAYER, LIBS_SCANNER, LIBS_AV};
break;
case VITAMIO_X86:
vitamioLibs = new String[][]{LIBS_X86_CODECS, LIBS_PLAYER, LIBS_SCANNER, LIBS_AV};
break;
case VITAMIO_MIPS:
vitamioLibs = new String[][]{LIBS_MIPS_CODECS, LIBS_PLAYER, LIBS_SCANNER, LIBS_AV};
break;
default:
break;
}
if (vitamioLibs == null)
return libs;
for (String[] libArray : vitamioLibs) {
for (String lib : libArray)
libs.add(lib);
}
libs.add(LIBS_LOCK);
return libs;
}
private static boolean extractLibs(Context ctx, int rawID) {
long begin = System.currentTimeMillis();
final int version = ContextUtils.getVersionCode(ctx);
Log.d("loadLibs start " + version);
File lock = new File(getLibraryPath() + LIBS_LOCK);
if (lock.exists())
lock.delete();
String libPath = copyCompressedLib(ctx, rawID, "libarm.so");
Log.d("copyCompressedLib time: " + (System.currentTimeMillis() - begin) / 1000.0);
boolean inited = native_initializeLibs(libPath, getLibraryPath(), String.valueOf(Vitamio.getVitamioType()));
new File(libPath).delete();
FileWriter fw = null;
try {
lock.createNewFile();
fw = new FileWriter(lock);
fw.write(String.valueOf(version));
return true;
} catch (IOException e) {
Log.e("Error creating lock file", e);
} finally {
Log.d("initializeNativeLibs: " + inited);
Log.d("loadLibs time: " + (System.currentTimeMillis() - begin) / 1000.0);
IOUtils.closeSilently(fw);
}
return false;
}
private static String copyCompressedLib(Context ctx, int rawID, String destName) {
byte[] buffer = new byte[1024];
InputStream is = null;
BufferedInputStream bis = null;
FileOutputStream fos = null;
String destPath = null;
try {
try {
String destDir = getLibraryPath();
destPath = destDir + destName;
File f = new File(destDir);
if (f.exists() && !f.isDirectory())
f.delete();
if (!f.exists())
f.mkdirs();
f = new File(destPath);
if (f.exists() && !f.isFile())
f.delete();
if (!f.exists())
f.createNewFile();
} catch (Exception fe) {
Log.e("loadLib", fe);
}
is = ctx.getResources().openRawResource(rawID);
bis = new BufferedInputStream(is);
fos = new FileOutputStream(destPath);
while (bis.read(buffer) != -1) {
fos.write(buffer);
}
} catch (Exception e) {
Log.e("loadLib", e);
return null;
} finally {
IOUtils.closeSilently(fos);
IOUtils.closeSilently(bis);
IOUtils.closeSilently(is);
}
return destPath;
}
static {
System.loadLibrary("vinit");
}
private native static boolean native_initializeLibs(String libPath, String destDir, String prefix);
}