Just FYI, this bug might be relevant:
http://code.google.com/p/android/issues/detail?id=1480
Basically, the existing MediaStore.ACTION_IMAGE_CAPTURE intent is
probably all what you need, the only problem is the returned image is
not full-sized.
BoD
On May 7, 4:37 pm, Anna PS <annapowellsm...@googlemail.com> wrote:
> Hi Mark,
>
> I've used thecameracode from the Advanced Android book and it's
> working nicely. Thank you.
>
> Just a couple of basic questions (for Mark, or anyone else) about the
> retrieval/URIissue, both assuming the photo is saved on the SD card
> as "photo.jpg".
>
> 1. Thumbnail display. When I go back to the first screen of the
> application, I want to show an ImageView of the jpeg that the user has
> just taken. Current code, which doesn't work because it's not looking
> in the SD card:
>
> bmp = BitmapFactory.decodeStream(openFileInput("photo.jpg"));
> iv.setImageBitmap(bmp);
>
> This gives the error: "java.IO.FileNotFoundException: /data/data/
> com.android.filename/files/photo.jpg". How can I ask BitmapFactory to
> look in the SD card for the jpeg?
>
> 2. Uploading the jpeg - I would like to convert the jpeg to a byte[]
> array, to upload it as part of a FilePart. Again, how can I retrieve
> the jpeg from the SD card to do this?
>
> My previous code used a mediaURIto retrieve a bitmap, compress it
> into a jpeg and write it to a byte array. This worked, but now I need
> to replace this with a reference to "photo.jpg":
>
> Bitmap bitmap;
> ByteArrayOutputStream imageByteStream;
> byte[] imageByteArray = null;
> bitmap = android.provider.MediaStore.Images.Media.getBitmap
> (getContentResolver(),uri);
> imageByteStream = new ByteArrayOutputStream();
> if (bitmap == null) {
> Log.d(LOG_TAG, "No bitmap");
> }
> // Compress bmp to jpg, write to the byte output stream
> bitmap.compress(Bitmap.CompressFormat.JPEG, 80, imageByteStream);
> // Turn the byte stream into a byte array
> imageByteArray = imageByteStream.toByteArray();
>
> Thanks again,
>
> Anna
>
> On May 7, 1:14 am, Mark Murphy <mmur...@commonsware.com> wrote:
>
> > Anna PS wrote:
> > > What I don't know is what
> > > to launch when the user clicks on it. A modified version of theCamera
> > > class, or something like MediaStore.ACTION_IMAGE_CAPTURE?
>
> > I haven't used the latter, so I can't comment on it.
>
> > > I need to (a) display the photo as a thumbnail on the activity's home
> > > screen, and (b) upload the photo as part of a multipart message.
>
> > > In both cases I need some way to refer back to the photo that the user
> > > has taken. I'm assuming the only way is via aURI? Is there another
> > > way?
>
> > In terms of the thumbnail, you can either let Android scale it
> > automatically from a file or use Bitmap to scale it under your control
> > and hand the Bitmap to the ImageView. Neither of those requires aURI.
>
> > I don't know how you intend to send the email and therefore what might
> > be required for it.
>
> > --
> > Mark Murphy (a Commons
> > Guy)http://commonsware.com|http://twitter.com/commonsguy
>
> > Android App Developer Books:http://commonsware.com/books.html
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