crash on [FLAnimatedImage addFrameIndexesToCache:]

[xhdrq]

My app use this library . First, I think this Library is beautiful. I find a crash with bulgy that is a crash collect tool. I show crash stack with bugly catch.

ibsystem_platform.dylib
_platform_memmove + 112
1 ImageIO
GIFReadPlugin::copyImageBlockSet(InfoRec*, CGImageProvider*, CGRect, CGSize, __CFDictionary const*) + 796
2 ImageIO
GIFReadPlugin::copyImageBlockSet(InfoRec*, CGImageProvider*, CGRect, CGSize, __CFDictionary const*) + 796
3 ImageIO
GIFReadPlugin::CopyImageBlockSetProc(void*, CGImageProvider*, CGRect, CGSize, __CFDictionary const*) + 124
4 ImageIO
IIOImageProviderInfo::copyImageBlockSetWithOptions(CGImageProvider*, CGRect, CGSize, __CFDictionary const*) + 496
5 ImageIO
IIOImageProviderInfo::CopyImageBlockSetWithOptions(void*, CGImageProvider*, CGRect, CGSize, __CFDictionary const*) + 356
6 CoreGraphics
_img_blocks_create + 260
7 CoreGraphics
_img_data_lock + 1896
8 CoreGraphics
CGSImageDataLock + 152
9 CoreGraphics
_ripc_AcquireImage + 712
10 CoreGraphics
_ripc_DrawImage + 676
11 CoreGraphics
CGContextDrawImageWithOptions + 636
12 LoanPay
+[FLAnimatedImage predrawnImageFromImage:] (FLAnimatedImage.m:707)
13 LoanPay
-[FLAnimatedImage imageAtIndex:] (FLAnimatedImage.m:0)
14 LoanPay
__42-[FLAnimatedImage addFrameIndexesToCache:]_block_invoke_3 (FLAnimatedImage.m:0)
15 Foundation
___NSIndexSetEnumerate + 824
16 LoanPay
__42-[FLAnimatedImage addFrameIndexesToCache:]_block_invoke_2 (FLAnimatedImage.m:481)
17 libdispatch.dylib
__dispatch_call_block_and_release + 24
18 libdispatch.dylib
__dispatch_client_callout + 16
19 libdispatch.dylib
__dispatch_queue_serial_drain + 928

[Garrett Moon]

@dairuiquan this is a crash occurring in FLAnimatedImage, not PINRemoteImage