/** 提取生成缩略图 */
@SuppressWarnings("unused")
private void extractThumbnail(POMedia media) {
final Context ctx = OPlayerApplication.getContext();
// ThumbnailUtils.
Bitmap bitmap = ThumbnailUtils.createVideoThumbnail(ctx, media.path, ThumbnailUtils.MINI_KIND);
try {
if (bitmap == null) {
// 缩略图创建失败
bitmap =
Bitmap.createBitmap(
ThumbnailUtils.TARGET_SIZE_MINI_THUMBNAIL_WIDTH,
ThumbnailUtils.TARGET_SIZE_MINI_THUMBNAIL_HEIGHT,
Bitmap.Config.RGB_565);
}
media.width = bitmap.getWidth();
media.height = bitmap.getHeight();
// 缩略图
bitmap =
ThumbnailUtils.extractThumbnail(
bitmap,
ConvertUtils.dipToPX(ctx, ThumbnailUtils.TARGET_SIZE_MICRO_THUMBNAIL_WIDTH),
ConvertUtils.dipToPX(ctx, ThumbnailUtils.TARGET_SIZE_MICRO_THUMBNAIL_HEIGHT),
ThumbnailUtils.OPTIONS_RECYCLE_INPUT);
if (bitmap != null) {
// 将缩略图存到视频当前路径
File thum = new File(OPlayerApplication.OPLAYER_VIDEO_THUMB, UUID.randomUUID().toString());
media.thumb_path = thum.getAbsolutePath();
// thum.createNewFile();
FileOutputStream iStream = new FileOutputStream(thum);
bitmap.compress(Bitmap.CompressFormat.JPEG, 85, iStream);
iStream.close();
}
// 入库
} catch (Exception ex) {
Logger.e(ex);
} finally {
if (bitmap != null) bitmap.recycle();
}
}
/**
* 保存入库
*
* @throws FileNotFoundException
*/
private void save(POMedia media) {
mDbWhere.put("path", media.path);
mDbWhere.put("last_modify_time", media.last_modify_time);
// 检测
if (!mDbHelper.exists(media, mDbWhere)) {
try {
if (media.title != null && media.title.length() > 0)
media.title_key = PinyinUtils.chineneToSpell(media.title.charAt(0) + "");
} catch (Exception ex) {
Logger.e(ex);
}
media.last_access_time = System.currentTimeMillis();
// 提取缩略图
// extractThumbnail(media);
media.mime_type = FileUtils.getMimeType(media.path);
// 入库
mDbHelper.create(media);
// 扫描到一个
notifyObservers(SCAN_STATUS_RUNNING, media);
}
}