fix: android size to bytes as same as ios and ios cleanCacheDir add c…

[krmao]

…heck and ios manualCompressionHelper bitRate safe convert

Summary

as the issue descript have four bugs

1. android getImageMetaData size is kb, but ios is b
2. android getVideoMetaData size is kb, but ios is b
3. ios cleanCacheDir add check if dir exists
4. ios manualCompressionHelper bitRate fix to safe convert

Changelog

• android getImageMetaData size is kb, but ios is b
• android getVideoMetaData size is kb, but ios is b
• ios cleanCacheDir add check if dir exists
• ios manualCompressionHelper bitRate fix to safe convert

[CATEGORY] [TYPE] - Message

Test Plan