pick-file-from-system

发表于 | 分类于 ， ， ， ，
  1. MediaStore.Video.Media.EXTERNAL_CONTENT_URI Uri
  2. MediaStore.Video.Media.DATA String
  3. MediaStore.Video.Media.DURATION String
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    private void startSelectVideoActivity() {
        Intent i = new Intent(Intent.ACTION_PICK, MediaStore.Video.Media.EXTERNAL_CONTENT_URI);
        i.setType("video/*");
        startActivityForResult(i, REQUEST_CODE_SELECT_VIDEO);
        overridePendingTransition(R.anim.slide_in_from_bottom, R.anim.slide_out_to_bottom);
    }
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@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode == REQUEST_CODE_SELECT_VIDEO && resultCode == RESULT_OK && null != data) {
        Uri selectedVideo = data.getData();
        String videoPath = null;

        if (selectedVideo.getScheme().equalsIgnoreCase("file")) {
            videoPath = selectedVideo.getPath();
        } else {
            String[] filePathColumn = {MediaStore.Video.Media.DATA, MediaStore.Video.Media.DURATION};
            Cursor cursor = getContentResolver().query(selectedVideo,
                    filePathColumn, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
                videoPath = cursor.getString(columnIndex);
                //duration = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DURATION));
                cursor.close();
            }
        }