Note to others: the solution was to use a textureview (android 14+)
On Friday, 25 April 2014 17:57:11 UTC+1, Sam Duke wrote:
Im trying to show a camera preview to the user of arbitrary size. What I'd
like to do is pick an appropriate camera size based on the size of the
preview, then
haven't come across this issue myself but using Sleep is not the way to
solve anything...
I'd suggest you go the other route - When taking a picture put up a timer
of the length it takes the slowest device to process the picture (let say,
3 seconds). If home is pressed in that time frame, do
I have not seen single Android device to support rgb preview format. On the
other hand, what is the scenario that you cannot convert the yuv preview
frames to rgb?
Sincerely,
Alex
On Monday, May 21, 2012 2:41:48 AM UTC+3, Marco wrote:
hello,
i would need to process camera preview frames of
Actually, I found a post
http://code.google.com/p/zxing/issues/detail?id=343 that mentions that at
least some Sciphone devices support the RGB565 format. Unfortunately, I can
derive from this discussion that these devices cannot be trusted.
BR,
Alex
On Monday, May 28, 2012 9:19:30 AM UTC+3,
I recommend using getExternalStorageDirectory()
http://developer.android.com/reference/android/os/Environment.html#getExternalStorageDirectory()
On Feb 15, 3:10 am, Jayanthi jaia...@gmail.com wrote:
Hi,
I am trying to save images in sd card which is taken from camera in
emulator, the
Jayanthi,
I'm not exactly sure why you would get that error, but check these two
things:
(1) Declare in AndroidManifest.xml that your app uses the
WRITE_EXTERNAL_STORAGE permission
(2) Check that your SD card is mounted on the device when you try to
write the file; for example, if your device is
Hi,
My application is working just small mistake leads to error ,
In manifest file I gave permission inside another permission like
below
uses-permission android:name=android.permission.SEND_SMS
uses-permission
android:name=android.permission.WRITE_EXTERNAL_STORAGE /
/uses-permission
I
Make sure you aren't hard-coding /sdcard and using the api to get the right
path. I forget the call (someone will post it), or search in this forum for
camera and you'll find it. I've seen a few posts about using /sdcard
directly and not the right way to do it.
What I want to learn is how to
Hi,
uses-feature android:name=android.hardware.camera /
uses-feature android:name=android.hardware.camera.autofocus /
uses-permission android:name=android.permission.CAMERA /
uses-permission
android:name=android.permission.WRITE_EXTERNAL_STORAGE /
I gave all the above permission
On Feb 14,
Hi,
I also met the same problem.
Did you find the solutions??
Thanks
On Dec 8 2010, 6:14 pm, blindfold seeingwithso...@gmail.com wrote:
Am I really the only one with this problem? Even the built-in camera
app gives me only a blank screen in the SDK 2.3 emulator, but after
taking a snapshot I
No I haven't found any solution. Please add your observation to
http://code.google.com/p/android/issues/detail?id=13133 such that it
becomes apparent to Google that it is something in need of fixing and
not a unique developer problem.
Thanks!
On Jan 24, 10:38 am, abukustfan abukust...@gmail.com
On Fri, Dec 24, 2010 at 3:18 AM, Stephen Lebed srle...@gmail.com wrote:
I've looked at your code, thanks for the link. In my app I'm using
the new addcallbackwithbuffer and setpreviewcallbackwithbuffer
methods.
I'm using them to capture preview frames and process them. I think
there may be
Hi Mark,
I've looked at your code, thanks for the link. In my app I'm using
the new addcallbackwithbuffer and setpreviewcallbackwithbuffer
methods.
I'm using them to capture preview frames and process them. I think
there may be a bug because the camera take picture routine is
stalling. I
Am I really the only one with this problem? Even the built-in camera
app gives me only a blank screen in the SDK 2.3 emulator, but after
taking a snapshot I do get a picture of the familiar green Android in
the Gallery.
Thanks
On Dec 7, 12:27 pm, blindfold seeingwithso...@gmail.com wrote:
Just
Just found that the CameraPreview sample that comes bundled with SDK
2.3 compiles fine but also gives me a plain white preview screen in
the SDK 2.3 emulator on Windows 7 64-bit, so apparently it is not
(just) my app not playing by the new rules. Any ideas? Gingerbread
hardware acceleration acting
On Wed, Oct 20, 2010 at 11:27 PM, Stephen Lebed srle...@gmail.com wrote:
1) The logcat says Runtime exception: Cannot instantiate activity
ComponentInfo. I'm not sure what that is supposed to mean. Maybe you could
shed some insight on this.
Is there any more to the log cat? Post the 5 - 10
Hi TreKing,
Two things
1) The logcat says Runtime exception: Cannot instantiate activity
ComponentInfo. I'm not sure what that is supposed to mean. Maybe you
could shed some insight on this.
2) How does someone change the discussion subject? I can't believe
someone get comes in and hijacks my
can you explain..whcih device are you using to test this ?
are you working on your own platform..
On Thu, Sep 16, 2010 at 9:10 PM, uday uday.pic...@gmail.com wrote:
In Android i think they have already implemented this.. because with
out implementing this in android HAL how they will provide
In Android i think they have already implemented this.. because with
out implementing this in android HAL how they will provide this API??
Is there any chance that this type of implementation is device
specific??
On Sep 7, 10:32 am, nagaraj attimani nagaraj.attim...@gmail.com
wrote:
Please
Unless it is you under another alias, there is a similar report at
http://www.satelliteguys.us/dishpointer-com-official-support-forum/223914-screen-darkens-motorola-i1.html
Regards
On Sep 8, 9:47 pm, Mike Reed waterrock...@gmail.com wrote:
Anyone have any experience with this?
The barcode
Nope, but I did hit that thread while searching. I have started a
similar thread in the Moto Support forums as well though.
I'm developing and need the camera preview to work on this phone. I
figured since it was impacting mainstream apps, some non-developer
solutions might exist. No responses in
I have no experience with Samsung, but did you try uncommenting all of
p.set(ORIENTATION, PORTRAIT); p.set(ROTATION, 90);
p.setPreviewSize(s.width,s.height); to see what happens?
Anybody experiencing such issue on the Samsung Galaxy S as well?
--
You received this message because you are
@Dan: version is
[ro.build.fingerprint]: [Samsung/GT-I9000/GT-I9000/GT-I9000:2.1-
update1/ECLAIR/I9000XXJF3:user/release-keys]
@blindfold: yes, after commenting out the parameter p.set(ROTATION,
90) it looks ok now, thanks. I just need to rotate the image
afterwards manually then, since it's in
I *think* this is caused by the Droid/Milestone not liking the default
previewFrameRate that Android sets. Try setting that to one of the values
specified by getSupportedPreviewFrameRates().
--
Tom Gibara
email: m...@tomgibara.com
web: http://www.tomgibara.com
blog: http://blog.tomgibara.com
I have the exact same issue - did you ever solve it?
Peter
On May 25, 1:39 am, mscwd01 mscw...@gmail.com wrote:
Surely I cant be the only one to encounter problems with this?
On May 24, 6:19 pm, mscwd01 mscw...@gmail.com wrote:
Hey,
This is my code I use to display a preview from
Surely I cant be the only one to encounter problems with this?
On May 24, 6:19 pm, mscwd01 mscw...@gmail.com wrote:
Hey,
This is my code I use to display a preview from the camera on a
SurfaceView:
public void surfaceChanged(SurfaceHolder holder, int format, int w,
int h) {
Hmm... so I need a way to keep the thread running, and update its data
load from onPreview. Is there anything specific to watch out for, or
do I just need to be more well versed in threads? (ie. Should I be
looking at Thread.setDaemon() in particular?)
As for the SurfaceView issue, how else could
Sorry if this arrives out of order (ie. my response is responded to
before this is posted). I'm a new user, so my posts are still being
moderated before being posted. But anywho, I've updated my code to be
more Thread friendly.
http://paste.weezy.us/p/565
the Thread specific is towards the
If you don't know much about thread syncing, take a look at the
java.util.concurrent package, especially the ExecutorService and the
Future instances it can create.
The ExecutorService allows you to create one (or more) thread and
submit tasks for it. These threads will keep running until you
You're right, rollback... i didn't even notice that.
Although the threads are a one-shot processing and end immediately
after that, the system may start to choke on the sheer multitude of
them, especially if the decoding is a bit slow.
Greg, create only one thread and pause and resume the
How fast is 'decodeYUV' method? You call this method while your canvas
is locked.
If 'decodeYUV' is slow, it not only makes your background thread
sluggish, but your main GUI-thread as well, because the canvas is
locked for too long.
Also, you don't synchronize on '_data'... Your implementation
That's right, and also you are spawning new threads in every preview
frame. And last but not least, i don't think having two surfaceview
stacked is a good solution, at least is not intended for using it that
way.
On Dec 7, 2:10 pm, Streets Of Boston flyingdutc...@gmail.com wrote:
How fast is
Thank you Bill for your response! This has been confounding me for a
while and I've had no idea how to remedy it. Is it possible for you
to please include a code sample or a link to a code sample?
On Aug 28, 8:45 am, Bill wrobb...@gmail.com wrote:
There seems to be a bug in the EXTRA_OPTIONS
Hey tinyang,
Could you please share the code you use for picture taking? I am
working on the same thing and having weird issues with it - it does
not take full sized pictures for unknown reason...
And yeah, sorry, no answer to your question from my side at the moment.
Pavlo
On Thu, Aug 27,
Hi Pavel, and thanks for the reply. I'm happy to share the snippet of
code I have for picture taking, but I have not tried it out yet
because in order to see and use the picture-taking button in my
activity view, I need to get the camera preview in the correct place
first.
I still really need
There seems to be a bug in the EXTRA_OPTIONS if you're using the
default camera activity. That is why you are not getting full sized
pictures.
If you want to embed the preview you can use the Camera object
directly.
On Aug 28, 1:02 am, Pavel pavli...@gmail.com wrote:
Hey tinyang,
Could you
I solved this, thanks in part to
http://groups.google.com/group/android-beginners/browse_thread/thread/489e56ea2a1d42a9/994eb23731f60650?lnk=gstq=OpenGL+View+on+top+of+Camera#994eb23731f60650
Follow the instructions on that thread. Here's the general strategy:
1. In your main activity, set as
I noticed this too, and it's pretty much stalled the development of my
app. The flakiness of the Camera API is disquieting. I mean, how are
we to know that whatever workaround we put into our apps for the G1/G2
will work for future phones?
--~--~-~--~~~---~--~~
Forcing the activity to run in landscape is not what I want. I want
the camera to run on portrait mode and landscape mode depending upon
orientation sensor. Is it the only way left out?
On Jun 8, 9:19 pm, Mark Murphy mmur...@commonsware.com wrote:
Bishwanath Singh wrote:
I am really bugged up
Bishwanath Singh wrote:
I am really bugged up with this issue. Please help.When camera is
launched in portrait mode, the viewfinder screen is 90 degrees rotated
and stretched out. I read couple of places that this is a known bug with
sdk1 but i am still finding this problem with cupcake.
I dunno if there is a way to rectify that in the android framework. If
possible we can change the code in the framework to suit our requirements.
My belief is there should be one. We might have to hack somewhere.
On Mon, May 25, 2009 at 6:11 PM, Bo wang.b.fr...@gmail.com wrote:
It seems that,
More research showed that the last image supplied through preview when
capture is occurring is a reduced-size version of the still image.
This has a different field of view from the preview image, but it is
possible to compensate by adjusting the position of the viewfinder at
that point. I
I don't know of anyone who has tested a video or camera preview
surface on a ScrollView. I suspect that it won't work on a G1. There
is a known issue using either of these on a TabView.
I derived my own CameraView widget from SurfaceView and placed it in
an XML layout. Works just fine.
On Mar
Any suggestions?
I have made my camera surface preview an activity. While it is set
inside a tab (portrait) it does not matter if i set the surfacepreview
activity in the manifest as portrait or landscape, it is always set to
landscape.
I can't have my application turn all the tabs into
The problem possibly caused by using GLSurfaceView (from the API
Demos) as a preview surface. Is it possible to avoid that?
Don't know, I use a SurfaceView but no OpenGL, so maybe the hardware
acceleration and buffers on the G1 make the difference when using
OpenGL. I have no experience with
It is a known G1 bug. See also
http://groups.google.com/group/android-developers/browse_thread/thread/601862b9f379e944/
A workaround is to design your app for landscape mode and force it to
always run in that mode, for instance by using
android:screenOrientation=landscape in the manifest. It is
Actually I am baffled to find that when I tried the built-in camera
app again this morning, it's preview had the *correct* orientation, no
matter whether the keyboard was slid out or not and indiscriminate of
in what physical orientation I started the camera app. I'm absolutely
certain that I
Thank you very much for the info. I will read up on that. I thought I
had seen something as a G1 bug.
I guess zxing forced landscape mode? I guess that would explain their
text rotated vs the surface..
Thanks again!
Chris.
On Dec 21, 12:17 am, blindfold seeingwithso...@gmail.com wrote:
It is
Ok,
Cool, i tried that, and it appeared to work fine.. Now my issue is
that I need to move my camera preview to it's own activity b/c I am
displaying it on a tab :/
Chris.
n Dec 21, 12:17 am, blindfold seeingwithso...@gmail.com wrote:
It is a known G1 bug. See
I don't think this is possible. Doesn't seem like Android supports
'headless' graphics implementations.
Mark
On Dec 19, 7:35 am, Boshik bos...@gmail.com wrote:
Hi Guys,
Is it possible to capture camera snapshots to bitmaps WITHOUT creating
a visible surface view?
Is it possible to capture camera snapshots to bitmaps WITHOUT creating
a visible surface view? All samples I saw over internet uses camera
preview directly to a surface view and the surface view underneath
must be visible.
Just do not use setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS) and
If you make the Camera its own Activity and set it to call after the
progress window terminates, then you shouldn't have a problem. If
you're trying to do it all in one Activity, you might have an issue.
The Camera API is very loose when it comes to timing constraints as it
appears (without
That fixed the problem. I ran the initialization in a separate
Activity, and start the camera preview in an Activity which is started
after the initialization was done.
I wrote a test app to verify the problem, BTW. If I start the camera
preview after a delay of 50 ms or more it fails with a
Related to issue 894?
On Nov 19, 6:49 pm, Jon Webb [EMAIL PROTECTED] wrote:
That fixed the problem. I ran the initialization in a separate
Activity, and start the camera preview in an Activity which is started
after the initialization was done.
I wrote a test app to verify the problem, BTW.
On Nov 5, 10:30 pm, apkdev [EMAIL PROTECTED] wrote:
As a
last resort, I'm going to download the android source and peek in to
the built-in Camera app's source (assuming it's in there).
Thanks for the confirmation, anyway. And good luck in the source code.
I'd be very interested to hear
Thank you all for this umptieth discovery of a G1 camera showstopper!
Good to see that it has been reported as issue 1193
http://code.google.com/p/android/issues/detail?id=1193
I'm afraid you will not find much in the published Android source
since the G1-specific camera code is not included
Update: it seems that about ten hours ago action was taken to publish/
patch the T-Mobile G1 (dream) specific camera code. See
http://review.source.android.com/1776/patch/1/za6d1c35c38b78a114315a8b9da9364a39de6adba
for libcamera/QualcommCameraHardware.cpp, libcamera/
QualcommCameraHardware.h,
I'm interested as well how that could work. I'm also looking for a way
to use the Preview app inside my application but don't know how to use
it inside my XML file.
On 6 Jul., 18:22, Bobalot [EMAIL PROTECTED] wrote:
hi, im trying to make a simple camera app, by extending the
CameraPreview
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