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Pebble: support for taking screenshots (do not get displayed/written anywhere yet)

This commit is contained in:
Andreas Shimokawa 2015-06-24 23:55:51 +02:00
parent 07d59322bd
commit d0178686d8
5 changed files with 82 additions and 3 deletions
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8
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/AbstractDeviceSupport.java
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@ -13,6 +13,7 @@ import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEvent;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventAppInfo;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventCallControl;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventMusicControl;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventScreenshot;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventSleepMonitorResult;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventVersionInfo;
@ -74,6 +75,9 @@ public abstract class AbstractDeviceSupport implements DeviceSupport {
case SLEEP_MONITOR_RES:
handleGBDeviceEvent((GBDeviceEventSleepMonitorResult) deviceEvent);
break;
case SCREENSHOT:
handleGBDeviceEvent((GBDeviceEventScreenshot) deviceEvent);
break;
default:
break;
}
@ -135,4 +139,8 @@ public abstract class AbstractDeviceSupport implements DeviceSupport {
LocalBroadcastManager.getInstance(context).sendBroadcast(sleepMontiorIntent);
}
private void handleGBDeviceEvent(GBDeviceEventScreenshot screenshot) {
GB.writeScreenshot(screenshot, null);
}
}

8
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GB.java
View File

@ -13,6 +13,7 @@ import android.support.v4.app.NotificationCompat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventScreenshot;
import nodomain.freeyourgadget.gadgetbridge.externalevents.K9Receiver;
import nodomain.freeyourgadget.gadgetbridge.externalevents.MusicPlaybackReceiver;
import nodomain.freeyourgadget.gadgetbridge.externalevents.PebbleReceiver;
@ -86,7 +87,7 @@ public class GB {
}
public static String hexdump(byte[] buffer, int offset, int length) {
if (length == -1 ) {
if (length == -1) {
length = buffer.length;
}
final char[] hexArray = "0123456789ABCDEF".toCharArray();
@ -102,4 +103,9 @@ public class GB {
public static String formatRssi(short rssi) {
return String.valueOf(rssi);
}
public static void writeScreenshot(GBDeviceEventScreenshot screenshot, String filename) {
LOG.info("got screenshot: " + screenshot.width + "x" + screenshot.height + "x" + screenshot.bpp + "bpp");
// TODO encode bmp or something trivial
}
}

1
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/deviceevents/GBDeviceEvent.java
View File

@ -13,6 +13,7 @@ public abstract class GBDeviceEvent {
APP_MANAGEMENT_RES,
SEND_BYTES,
SLEEP_MONITOR_RES,
SCREENSHOT,
}
}

13
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/deviceevents/GBDeviceEventScreenshot.java Normal file
View File

@ -0,0 +1,13 @@
package nodomain.freeyourgadget.gadgetbridge.deviceevents;
public class GBDeviceEventScreenshot extends GBDeviceEvent {
public int width;
public int height;
public byte bpp;
public byte[] clut;
public byte[] data;
public GBDeviceEventScreenshot() {
eventClass = EventClass.SCREENSHOT;
}
}

55
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/pebble/PebbleProtocol.java
View File

@ -20,6 +20,7 @@ import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventAppInfo;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventAppManagementResult;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventCallControl;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventMusicControl;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventScreenshot;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventSendBytes;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventVersionInfo;
import nodomain.freeyourgadget.gadgetbridge.protocol.GBDeviceProtocol;
@ -168,6 +169,8 @@ public class PebbleProtocol extends GBDeviceProtocol {
boolean isFw3x = false;
boolean mForceProtocol = false;
GBDeviceEventScreenshot mDevEventScreenshot = null;
int mScreenshotRemaining = -1;
byte last_id = -1;
private ArrayList<UUID> tmpUUIDS = new ArrayList<>();
@ -533,7 +536,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
@Override
public byte[] encodeScreenshotReq() {
return encodeSimpleMessage( ENDPOINT_SCREENSHOT, SCREENSHOT_TAKE );
return encodeSimpleMessage(ENDPOINT_SCREENSHOT, SCREENSHOT_TAKE);
}
/* pebble specific install methods */
@ -721,16 +724,54 @@ public class PebbleProtocol extends GBDeviceProtocol {
}
private GBDeviceEvent decodeResponseScreenshot(ByteBuffer buf, int length) {
if (mDevEventScreenshot == null) {
byte result = buf.get();
mDevEventScreenshot = new GBDeviceEventScreenshot();
int version = buf.getInt();
if (result != 0 || version != 1) { // pebble time not yet
return null;
}
mDevEventScreenshot.width = buf.getInt();
mDevEventScreenshot.height = buf.getInt();
mDevEventScreenshot.bpp = 1;
mScreenshotRemaining = (mDevEventScreenshot.width * mDevEventScreenshot.height) / 8;
if (mScreenshotRemaining > 50000) {
mScreenshotRemaining = -1; // ignore too big values
return null;
}
mDevEventScreenshot.data = new byte[mScreenshotRemaining];
length -= 13;
}
if (mScreenshotRemaining == -1) {
return null;
}
buf.get(mDevEventScreenshot.data, mDevEventScreenshot.data.length - mScreenshotRemaining, length);
mScreenshotRemaining -= length;
LOG.info("Screenshot remaining bytes " + mScreenshotRemaining);
if (mScreenshotRemaining == 0) {
mScreenshotRemaining = -1;
LOG.info("Got screenshot : " + mDevEventScreenshot.width + "x" + mDevEventScreenshot.height + " " + "pixels");
GBDeviceEventScreenshot devEventScreenshot = mDevEventScreenshot;
mDevEventScreenshot = null;
return devEventScreenshot;
}
return null;
}
@Override
public GBDeviceEvent decodeResponse(byte[] responseData) {
ByteBuffer buf = ByteBuffer.wrap(responseData);
buf.order(ByteOrder.BIG_ENDIAN);
short length = buf.getShort();
short endpoint = buf.getShort();
byte pebbleCmd = buf.get();
GBDeviceEvent devEvt = null;
byte pebbleCmd = -1;
switch (endpoint) {
case ENDPOINT_MUSICCONTROL:
pebbleCmd = buf.get();
GBDeviceEventMusicControl musicCmd = new GBDeviceEventMusicControl();
switch (pebbleCmd) {
case MUSICCONTROL_NEXT:
@ -760,6 +801,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
devEvt = musicCmd;
break;
case ENDPOINT_PHONECONTROL:
pebbleCmd = buf.get();
GBDeviceEventCallControl callCmd = new GBDeviceEventCallControl();
switch (pebbleCmd) {
case PHONECONTROL_HANGUP:
@ -772,6 +814,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
devEvt = callCmd;
break;
case ENDPOINT_FIRMWAREVERSION:
pebbleCmd = buf.get();
GBDeviceEventVersionInfo versionCmd = new GBDeviceEventVersionInfo();
buf.getInt(); // skip
@ -791,6 +834,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
devEvt = versionCmd;
break;
case ENDPOINT_APPMANAGER:
pebbleCmd = buf.get();
switch (pebbleCmd) {
case APPMANAGER_GETAPPBANKSTATUS:
GBDeviceEventAppInfo appInfoCmd = new GBDeviceEventAppInfo();
@ -864,6 +908,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
}
break;
case ENDPOINT_PUTBYTES:
pebbleCmd = buf.get();
GBDeviceEventAppManagementResult installRes = new GBDeviceEventAppManagementResult();
installRes.type = GBDeviceEventAppManagementResult.EventType.INSTALL;
switch (pebbleCmd) {
@ -879,6 +924,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
devEvt = installRes;
break;
case ENDPOINT_APPLICATIONMESSAGE:
pebbleCmd = buf.get();
last_id = buf.get();
long uuid_high = buf.getLong();
long uuid_low = buf.getLong();
@ -909,6 +955,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
}
break;
case ENDPOINT_DATALOG:
pebbleCmd = buf.get();
if (pebbleCmd != DATALOG_TIMEOUT) {
byte id = buf.get();
LOG.info("DATALOG id " + id + " - sending 0x85 (ACK?)");
@ -920,6 +967,7 @@ public class PebbleProtocol extends GBDeviceProtocol {
}
break;
case ENDPOINT_PHONEVERSION:
pebbleCmd = buf.get();
switch (pebbleCmd) {
case PHONEVERSION_REQUEST:
LOG.info("Pebble asked for Phone/App Version - repLYING!");
@ -931,6 +979,9 @@ public class PebbleProtocol extends GBDeviceProtocol {
break;
}
break;
case ENDPOINT_SCREENSHOT:
devEvt = decodeResponseScreenshot(buf, length);
break;
default:
break;
}