Brilliant, thanks a lot. I didn't realize that you could specify your own class in the XML.
I'll try it. m. On Feb 3, 7:29 pm, Dave Sparks <davidspa...@android.com> wrote: > This is the layout for a little test app I wrote. You can see where > the CameraView is a child of the top level layout and has a size of > 240x160px. There are also a bunch of buttons for running various > camera tests. I'll respond to your other questions in a separate post. > > <?xml version="1.0" encoding="UTF-8"?> > > <LinearLayout xmlns:android="http://schemas.android.com/apk/res/ > android" > android:orientation="horizontal" > android:layout_width="fill_parent" > android:layout_height="fill_parent"> > > <LinearLayout xmlns:android="http://schemas.android.com/apk/res/ > android" > android:orientation="vertical" > android:layout_width="fill_parent" > android:layout_height="fill_parent" > android:layout_gravity="center_horizontal"> > > <com.android.davidsparks.CameraView > android:id="@+id/cameraView" > android:layout_marginTop="20dip" > android:layout_width="240px" > android:layout_height="160px" > android:layout_gravity="center_horizontal"/> > > <LinearLayout xmlns:android="http://schemas.android.com/apk/ > res/android" > android:orientation="horizontal" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:layout_gravity="center_horizontal"> > > <Button android:id="@+id/preview" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/start_preview"> > </Button> > > <Button android:id="@+id/auto_focus" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/auto_focus"> > </Button> > > <Button android:id="@+id/snap_picture" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/snap_picture"> > </Button> > </LinearLayout> > > <LinearLayout xmlns:android="http://schemas.android.com/apk/ > res/android" > android:orientation="horizontal" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:layout_gravity="center_horizontal"> > > <Button android:id="@+id/auto_shoot" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/start_auto_shoot"> > </Button> > > <Button android:id="@+id/test_button" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/test_button"> > </Button> > > <Button android:id="@+id/record_button" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:text="@string/start_record"> > </Button> > </LinearLayout> > </LinearLayout> > </LinearLayout> > > On Jan 28, 12:22 pm, Vternal Android <mdunsm...@gmail.com> wrote: > > > I appreciate your help. > > > I wanted to try a few things before I got back to you and I've > > definitely made some progress. > > > My application is a client which streams audio and send jpeg pictures > > to a remote server. I want to use the camera to take periodic shots > > and I want to capture and stream audio from the Mic. > > > I have a Google G1 phone from T-Mobile, not an unlocked development > > special. The UI framework is built and I am now ready to build the > > guts (FYI a Windows version of what I am attempting to run on Android > > is already running). There are three difficulties I am having that are > > holding me up. > > > The first is my desire to display my subclass of SurfaceView (I was > > already doing this) within a layout. You say: "I made the CameraView a > > child of the activity view and set its properties in the XML layout". > > I am sorry to say that I am still confused :-). Could you send me a > > code snippet and and xml example? Then I think it would be very clear. > > > My second problem is that I cannot get the MediaRecorder to function > > either in the phone or on the emulator (I do not know if the mic is > > emulated). Here is my code: > > > try { > > mRecorder = new MediaRecorder(); > > > > mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC); > > mRecorder.setOutputFormat > > (MediaRecorder.OutputFormat.THREE_GPP); > > mRecorder.setAudioEncoder > > (MediaRecorder.AudioEncoder.AMR_NB); > > mRecorder.setOutputFile("vternal.3gp"); > > mRecorder.prepare(); > > mRecorder.start(); // Recording is now started > > } > > > at the line: "mRecorder.start()", it crashes. I got this code from the > > android website. I thought it might be a permissions thing, but I have > > all the permissions set that could possibly be related. Here is my > > AndroidManifest.xml lines: > > > <uses-permission android:name="android.permission.RECORD_AUDIO"></uses- > > permission> > > <uses-permission android:name="android.permission.CAMERA"></uses- > > permission> > > <uses-permission android:name="android.permission.INTERNET"></uses- > > permission> > > > Can you throw any light on this for me, I just can't see what I could > > be doing wrong. > > > Lastly, I have been having a problem with the ImageView widget. I want > > to display an perfectly valid jpeg file in a layout. I use setImageUri > > () to do this on a pointer to the ImageView. > > The Uri is contructed from a local file name, as follows: > > > ImageView image = (ImageView)mVTB.findViewById(R.id.image); > > > mJpegFile = new File( "/sdcard/dcim/Camera/latest.jpg" ); > > Uri u = Uri.fromFile( mJpegFile ); > > > Then I execute: > > > image.setImageURI(u); > > > and nothing is displayed. If I put the very same jpeg into a resource, > > everything works. The value of u.toString is 'file:///sdcard/dcim/ > > Camera/latest.jpg'. Perhaps setImage does not handle file resources? > > How then can I display a jpeg? How does the Camera do it? > > > Any help will be much appreciated. > > > m. > > > On Jan 25, 9:33 am, Dave Sparks <davidspa...@android.com> wrote: > > > > The preview surface on the G1 can be any size within a factor of 2x > > > (if I remember correctly) of the dimensions of thecamerapreview. By > > > default thecamerapreview frame is 480x320, so you should be able to > > > get away with 240x160. > > > > In my test application, I created a subclass of SurfaceView called > > > CameraView that manages all thecamerafunctionality. I made the > > > CameraView a child of the activity view and set its properties in the > > > XML layout. > > > > On Jan 24, 12:33 am, Vternal Android <mdunsm...@gmail.com> wrote: > > > > > Does anyone know if it is possible to have theCameraPreview surface > > > > be smaller than fullscreen. I want to display thecamerapreview in > > > > the upper portion of the display and have controls below it. > > > > > Ideally I want to create a layout in XML which defines where the > > > >camerapreview is and lets me add the other controls easily. > > > > > I have been using the APiDemos CameraPreview source as my guide. It > > > > sets the content view directly to the whole screen Surface and doesn't > > > > use resources in layout at all. I've tried various ways around it. The > > > > best being to get hold of the Surface being used by thecameraand > > > > setting its size. In the emulator this gives a small simulatedcamera > > > > in the top left, but behind, flickering, is screen of the previous > > > > activity. > > > > > On the phone itself you get just a blank screen. > > > > > Any help would be appreciated. I can just about live with fullscreen > > > > if noting can be done but there must be a way. > > > > > martin dunsmuir > > > > mdunsm...@gmail.com --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Beginners" group. To post to this group, send email to android-beginners@googlegroups.com To unsubscribe from this group, send email to android-beginners-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
