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Run Rockbox as a service, which allows for music decoding&playback in the background,

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the activity only attaches to the framebuffer for displaying it. An icon
in the notification area is displayed (it could be prettier I guess).

Note: Some HTC phones won't, includng mine, get enough CPU time to do background decoding
fluently, see: http://code.google.com/p/android/issues/detail?id=9663

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27686 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2010-08-03 22:56:24 +00:00
parent 83c60a1012
commit 9dd0158ffb
10 changed files with 74 additions and 136 deletions
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1
android/AndroidManifest.xml
View file

@ -11,6 +11,7 @@
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<service android:name=".RockboxService"/>
</application>
<uses-sdk android:minSdkVersion="4" />

2
android/default.properties
View file

@ -8,4 +8,4 @@
# project structure.
# Project target.
target=android-4
target=android-7

2
android/gen/org/rockbox/R.java
View file

@ -12,11 +12,13 @@ public final class R {
}
public static final class drawable {
public static final int icon=0x7f020000;
public static final int rb=0x7f020001;
}
public static final class layout {
public static final int main=0x7f030000;
}
public static final class string {
public static final int app_name=0x7f040000;
public static final int notification=0x7f040001;
}
}

1
android/res/values/strings.xml
View file

@ -2,4 +2,5 @@
<resources>
<string name="app_name">Rockbox</string>
<string name="notification">Rockbox</string>
</resources>

143
android/src/org/rockbox/RockboxActivity.java
View file

@ -21,128 +21,81 @@
package org.rockbox;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import android.app.Activity;
import android.graphics.Rect;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
public class RockboxActivity extends Activity {
/** Called when the activity is first created. */
public RockboxFramebuffer fb;
private Thread rb;
static final int BUFFER = 2048;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
LOG("start rb");
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN
,WindowManager.LayoutParams.FLAG_FULLSCREEN);
fb = new RockboxFramebuffer(this);
if (true) {
try
final Intent intent = new Intent(this,
RockboxService.class);
startService(intent);
/* Now it gets a bit tricky:
* The service is started in the same thread as we are now,
* but the service also initializes the framebuffer
* Unforunately, this happens *after* any of the default
* startup methods of an activity, so we need to poll for it
*
* In order to get the fb, we need to let the Service start up
* run, we can wait in a separate thread for fb to get ready
* This thread waits for the fb to become ready */
new Thread(new Runnable()
{
BufferedOutputStream dest = null;
BufferedInputStream is = null;
ZipEntry entry;
File file = new File("/data/data/org.rockbox/lib/libmisc.so");
/* use arbitary file to determine whether extracting is needed */
File file2 = new File("/data/data/org.rockbox/app_rockbox/rockbox/codecs/mpa.codec");
if (!file2.exists() || (file.lastModified() > file2.lastModified()))
public void run() {
while (RockboxService.fb == null)
{
ZipFile zipfile = new ZipFile(file);
Enumeration<? extends ZipEntry> e = zipfile.entries();
File folder;
while(e.hasMoreElements()) {
entry = (ZipEntry) e.nextElement();
LOG("Extracting: " +entry);
if (entry.isDirectory())
{
folder = new File(entry.getName());
LOG("mkdir "+ entry);
try {
folder.mkdirs();
} catch (SecurityException ex){
LOG(ex.getMessage());
Thread.sleep(250);
} catch (InterruptedException e) {
} catch (Exception e) {
LOG(e.toString());
}
continue;
/* drawing needs to happen in ui thread */
runOnUiThread(new Runnable()
{ @Override
public void run() {
setContentView(RockboxService.fb);
RockboxService.fb.invalidate();
}
is = new BufferedInputStream(zipfile.getInputStream(entry));
int count;
byte data[] = new byte[BUFFER];
folder = new File(new File(entry.getName()).getParent());
LOG("" + folder.getAbsolutePath());
if (!folder.exists())
folder.mkdirs();
FileOutputStream fos = new FileOutputStream(entry.getName());
dest = new BufferedOutputStream(fos, BUFFER);
while ((count = is.read(data, 0, BUFFER)) != -1) {
dest.write(data, 0, count);
}
dest.flush();
dest.close();
is.close();
}
}
} catch(Exception e) {
e.printStackTrace();
}}
Rect r = new Rect();
fb.getDrawingRect(r);
LOG(r.left + " " + r.top + " " + r.right + " " + r.bottom);
rb = new Thread(new Runnable()
{
public void run()
{
main();
}
},"Rockbox thread");
System.loadLibrary("rockbox");
rb.setDaemon(false);
setContentView(fb);
});
}
private void LOG(CharSequence text)
{
Log.d("RockboxBootloader", (String) text);
}
public synchronized void onStart()
{
super.onStart();
if (!rb.isAlive())
rb.start();
}
public void onPause()
{
super.onPause();
}).start();
}
public void onResume()
{
super.onResume();
switch (rb.getState()) {
case BLOCKED: LOG("BLOCKED"); break;
case RUNNABLE: LOG("RUNNABLE"); break;
case NEW: LOG("NEW"); break;
case TERMINATED: LOG("TERMINATED"); break;
case TIMED_WAITING: LOG("TIMED_WAITING"); break;
case WAITING: LOG("WAITING"); break;
if (RockboxService.fb != null)
{
try {
setContentView(RockboxService.fb);
} catch (IllegalStateException e) {
/* we are already using the View,
* need to remove it and re-attach it */
ViewGroup g = (ViewGroup)RockboxService.fb.getParent();
g.removeView(RockboxService.fb);
setContentView(RockboxService.fb);
} catch (Exception e) {
LOG(e.toString());
}
}
}
private native void main();
private void LOG(CharSequence text)
{
Log.d("Rockbox", (String) text);
}
}

17
android/src/org/rockbox/RockboxTimer.java
View file

@ -47,21 +47,6 @@ public class RockboxTimer extends Timer
}
}
public void pause()
{
cancel();
}
public void resume()
{
try {
schedule(task, 0, interval);
} catch (IllegalStateException e) {
/* not an error */
} catch (Exception e) {
LOG(e.toString());
}
}
public RockboxTimer(long period_inverval_in_ms)
{
super("tick timer", false);
@ -72,7 +57,7 @@ public class RockboxTimer extends Timer
private void LOG(CharSequence text)
{
Log.d("RockboxBootloader", (String) text);
Log.d("Rockbox", (String) text);
}

2
firmware/target/hosted/android/kernel-android.c
View file

@ -25,8 +25,6 @@
#include "system.h"
extern JNIEnv *env_ptr;
extern jclass RockboxActivity_class;
extern jobject RockboxActivity_instance;
static jclass RockboxTimer_class;
static jobject RockboxTimer_instance;

12
firmware/target/hosted/android/lcd-android.c
View file

@ -26,8 +26,8 @@
#include "lcd.h"
extern JNIEnv *env_ptr;
extern jclass RockboxActivity_class;
extern jobject RockboxActivity_instance;
extern jclass RockboxService_class;
extern jobject RockboxService_instance;
static jobject Framebuffer_instance;
static jmethodID java_lcd_update;
@ -35,13 +35,13 @@ static jmethodID java_lcd_update;
void lcd_init_device(void)
{
/* get the RockboxFramebuffer instance allocated by the activity */
jfieldID id = (*env_ptr)->GetFieldID(env_ptr,
RockboxActivity_class,
jfieldID id = (*env_ptr)->GetStaticFieldID(env_ptr,
RockboxService_class,
"fb",
"Lorg/rockbox/RockboxFramebuffer;");
Framebuffer_instance = (*env_ptr)->GetObjectField(env_ptr,
RockboxActivity_instance,
Framebuffer_instance = (*env_ptr)->GetStaticObjectField(env_ptr,
RockboxService_class,
id);
jclass Framebuffer_class = (*env_ptr)->GetObjectClass(env_ptr,

2
firmware/target/hosted/android/pcm-android.c
View file

@ -25,8 +25,6 @@
#include "pcm.h"
extern JNIEnv *env_ptr;
extern jclass RockboxActivity_class;
extern jobject RockboxActivity_instance;
/* infos about our pcm chunks */
static size_t pcm_data_size;

10
firmware/target/hosted/android/system-android.c
View file

@ -32,8 +32,8 @@ void system_init(void) { }
/* global fields for use with various JNI calls */
JNIEnv *env_ptr;
jobject RockboxActivity_instance;
jclass RockboxActivity_class;
jobject RockboxService_instance;
jclass RockboxService_class;
uintptr_t *stackbegin;
uintptr_t *stackend;
@ -41,7 +41,7 @@ uintptr_t *stackend;
extern int main(void);
/* this is the entry point of the android app initially called by jni */
JNIEXPORT void JNICALL
Java_org_rockbox_RockboxActivity_main(JNIEnv *env, jobject this)
Java_org_rockbox_RockboxService_main(JNIEnv *env, jobject this)
{
/* hack!!! we can't have a valid stack pointer otherwise.
* but we don't really need it anyway, thread.c only needs it
@ -53,7 +53,7 @@ Java_org_rockbox_RockboxActivity_main(JNIEnv *env, jobject this)
volatile uintptr_t stack = 0;
stackbegin = stackend = (uintptr_t*) &stack;
env_ptr = env;
RockboxActivity_instance = this;
RockboxActivity_class = (*env)->GetObjectClass(env, this);
RockboxService_instance = this;
RockboxService_class = (*env)->GetObjectClass(env, this);
main();
}