This is a demo of Android training Taking Photos Simply. You get complete code from this demo App so you can learn how to take photos simply in Android.
- Only get a thumbnail (test 1)
- Start camera Activity with Intent of action
ACTION_IMAGE_CAPTURE. - Get thumbnail bitmap from
data's extra inonActivityResult(). - Save the full-size photo to private storage (test 2)
- Request
WRITE_EXTERNAL_STORAGEpermission on Android 4.3 and lower. You're good to go without this permission while on Android 4.4 and above. - Declare a FileProvider pointed to private storage.
- Use
getExternalFilesDir(Environment.DIRECTORY_PICTURES)to create a File to save the photo. - Start camera Activity with Intent of action
ACTION_IMAGE_CAPTUREandMediaStore.EXTRA_OUTPUTextra. - Decode the bitmap in
onActivityResult(). - Save the full-size photo to public storage and add it to gallery (test 3)
- Request
WRITE_EXTERNAL_STORAGEpermission. - Declare a FileProvider pointed to public storage.
- Use
getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)to create a File to save the photo. - Decode the bitmap in
onActivityResult(). - Send a broadcast to invoke the system's media scanner to add the photo to the Media Provider's database.
- Save the full-size photo to public storage and compress it (test 4)
- Every step is the same as test 3 except changing the last step to compressing bitmap.
Copyright 2017 Jiaheng Ge
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.