<\/div><\/div><\/a><\/div><\/div>\n
#ifndef __GIF_MODI_H__\r\n #define __GIF_MODI_H__\r\n\r\n \/\/typedef void(*gif_draw_pixel_t)(unsigned char r, unsigned char g, unsigned char b);\r\n typedef void(*gif_draw_pixel_t)(unsigned char r, unsigned char g, unsigned char b , bool trans_gif , bool trans_pixel);\r\n\r\n typedef struct{\r\n\t unsigned short SCREEN_WIDTH;\r\n\t unsigned short SCREEN_HEIGHT;\r\n\t unsigned char BYTE_5;\r\n\t unsigned char BACKGROUND;\r\n\t unsigned char ASPECT_RATIO;\r\n } SCREEN_DESC;\r\n\r\n typedef struct{\r\n\t unsigned short LEFT;\r\n\t unsigned short UP;\r\n\t unsigned short IMAGE_WIDTH;\r\n\t unsigned short IMAGE_HEIGHT;\r\n\t unsigned char BYTE_9;\r\n } IMAGE_DESC;\r\n \r\n\ttypedef struct{\r\n\t\tunsigned char BLOCK_SIZE; \/\/Block Size(1 Byte) 0x04\u56fa\u5b9a\r\n\t\tunsigned char BYTE_2; \/\/Reserved(3 Bits),Disposal Mothod(3 Bits),User Input Flag(1 Bit),Transparent Color Flag(1 Bit)\r\n\t\tbool TC_FLAG; \/\/Transparent Color Flag(1 Bit)\r\n\t\tunsigned short DELAY_TIME; \/\/Delay Time(2 Bytes)\r\n\t\tunsigned char TC_INDEX; \/\/Transparent Color Index(1 Byte)\r\n\t} GC_EXTENTION;\r\n\r\n typedef struct{\r\n\t unsigned char R;\r\n\t unsigned char G;\r\n\t unsigned char B;\r\n } COLOR;\r\n\r\n typedef struct{\r\n\t SCREEN_DESC screenDesc;\r\n\t IMAGE_DESC imageDesc;\r\n \tGC_EXTENTION gcExtention;\r\n } GIF_IMAGE;\r\n\r\n typedef struct{\r\n\t unsigned short code;\r\n\t unsigned short prevCode;\r\n\t unsigned short nextCode;\r\n } DICTIONARY_ENTRY;\r\n\r\n class GIF {\r\n \t\r\n\t private:\r\n\t\t \/\/unsigned char BUFFER[16];\r\n\t\t unsigned char BUFFER[256];\r\n\t\t unsigned short PrimaryCodeSize, PrimaryDictSize;\r\n\t\t unsigned short currentCodeSize, currentDictSize;\r\n\r\n\t\t unsigned short code, oldcode = 0;\r\n\t\t unsigned short code1, code2;\r\n\t\t unsigned short code_CLEAR, code_END;\r\n\r\n\t\t COLOR g_GlobalColorTable[256];\r\n\r\n\t\t #define MAX_DICT_SIZE 4098\r\n\t\t DICTIONARY_ENTRY Dictionary[MAX_DICT_SIZE];\r\n\t\t unsigned char bitsRemaining;\r\n\t\t unsigned short getNextCode(void);\r\n\t\t int checkSignature(char*);\r\n\t\t File g_fileObject;\r\n\t\t gif_draw_pixel_t gif_draw_pixel;\r\n\r\n\t\t int read_file(File, unsigned char *, int);\r\n\t\t unsigned char read_code;\r\n\r\n\t\t unsigned char byte5;\r\n\t\t unsigned char byte9;\r\n\t\t unsigned char byte2; \/\/ Graphic Control Extension\u7528\u8ffd\u52a0\r\n \t\r\n \t\tbool trans_gif; \t\t\t\t\t\/\/gif_draw_pixel\u3078\u306e\u5f15\u304d\u6e21\u3057\u7528\r\n \t\tunsigned char trans_color_index;\r\n\r\n\t\t unsigned char currentDataSectionLength;\r\n\r\n\t public:\r\n\t\t int init_decoder(File, GIF_IMAGE *);\r\n\t\t int drawGIFImage(gif_draw_pixel_t);\r\n\t\t unsigned char counter;\r\n\t\t void GIFDrawPixel(unsigned char);\r\n\t\t unsigned short imgWidth, imgHeight;\r\n };\r\n\r\n#endif<\/pre>\n#include <FS.h>\r\n#include \"gif_modi.h\"\r\n\r\nint GIF::init_decoder(File fileObject, GIF_IMAGE * gifImage) {\r\n\tunsigned int i;\r\n\tunsigned char bpp;\r\n\tunsigned short minLZWCodeLength;\r\n\tunsigned int GCT_size;\r\n\r\n\tg_fileObject = fileObject;\r\n\r\n\tfor(int i=0 ; i < 16 ; i++) BUFFER[i] = 0; \/\/\u30d0\u30c3\u30d5\u30a1\u3092\u30ea\u30bb\u30c3\u30c8\u3057\u306a\u3044\u3068\u518d\u5229\u7528\u3067\u304d\u306a\u3044\r\n\t\r\n\t\r\n\t\/\/GIF Header\u306e\u8aad\u307f\u8fbc\u307f\r\n\t\r\n\t\/\/Signature(3 Bytes) + Version(3 Bytes) \"GIF89a\" or \"GIF87a\"\r\n\tread_file(g_fileObject, BUFFER, 6);\r\n\tif (checkSignature((char*)BUFFER) != 1) return -1;\r\n\t\r\n\tread_file(g_fileObject, BUFFER, 7);\r\n\t\r\n\t\/\/Logical Screen Width(2 Bytes)\r\n\t(*gifImage).screenDesc.SCREEN_WIDTH = (BUFFER[1] << 8) + BUFFER[0];\r\n\t\r\n\t\/\/Logical Screen Height(2 Bytes)\r\n\t(*gifImage).screenDesc.SCREEN_HEIGHT = (BUFFER[3] << 8) + BUFFER[2];\r\n\r\n\t\/\/Global Color Table Flag(1 Bit),Color Resolution(3 Bits),Sort Flag(1 Bit),Size of Global Color Table(3 Bits)\r\n\t(*gifImage).screenDesc.BYTE_5 = BUFFER[4];\r\n\r\n\t\/\/Background Color Index(1 Byte)\r\n\t(*gifImage).screenDesc.BACKGROUND = BUFFER[5];\r\n\t\r\n\t\/\/Pixel Aspect Ratio(1 Byte)\r\n\t(*gifImage).screenDesc.ASPECT_RATIO = BUFFER[6];\r\n\r\n\tbyte5 = (*gifImage).screenDesc.BYTE_5;\r\n\t\r\n\t\/\/Size of Global Color Table(3 Bits)\r\n\tbpp = (byte5 & 0x07);\r\n\t\/\/2\u306e(Size of Global Color Table)\u4e57\u500b\u306eGlobal Color Table\u304c\u3042\u308b\r\n\tGCT_size = 2 << bpp;\r\n\r\n\t\/\/Global Color Table Flag(1 Bit)\u304c\u3042\u308b\u306a\u3089\r\n\tif (byte5 & 0x80){\r\n\r\n\t\tfor (i = 0; i < GCT_size; i++){\r\n\t\t\t\/\/1\u3064\u306e\u8272\u60c5\u5831\u306b\u3064\u304dRGB\u306e3\u30d0\u30a4\u30c8\u305a\u3064\u3001GCT_size\u500b\u8aad\u3080\r\n\t\t\tread_file(g_fileObject, BUFFER, 3);\r\n\t\t\tg_GlobalColorTable[i].R = BUFFER[0];\r\n\t\t\tg_GlobalColorTable[i].G = BUFFER[1];\r\n\t\t\tg_GlobalColorTable[i].B = BUFFER[2];\r\n\t\t}\r\n\t}\r\n\telse return -1;\r\n\r\n\t\/\/Image Separator(1B) = 0x2c\u304c\u51fa\u308b\u307e\u3067\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u3092\u6b63\u3057\u304f\u8aad\u307f\u98db\u3070\u3059\r\n\tdo {\r\n\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\r\n\t\t\/\/Extension\u30b3\u30fc\u30c9\u304c\u3042\u308b\u306a\u3089\r\n\t\tif (BUFFER[0] == 0x21){\r\n\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\r\n\t\t\t\/\/Block: Graphic Control Extension\r\n\t\t\tif (BUFFER[0] == 0xf9){\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 6);\r\n\t\t\t\t\r\n\t\t\t\t\/\/Block Size(1 Byte) 0x04 \u56fa\u5b9a\u5024\r\n\t\t\t\t(*gifImage).gcExtention.BLOCK_SIZE = BUFFER[0];\r\n\t\t\t\t\r\n\t\t\t\t\/\/Reserved(3 Bits),Disposal Mothod(3 Bits),User Input Flag(1 Bit),Transparent Color Flag(1 Bit)\r\n\t\t\t\t(*gifImage).gcExtention.BYTE_2 = BUFFER[1];\r\n\t\t\t\tbyte2 = (*gifImage).gcExtention.BYTE_2;\r\n\t\t\t\t\r\n\t\t\t\tif(byte2 & 0x01){\r\n\t\t\t\t\t(*gifImage).gcExtention.TC_FLAG = true;\r\n\t\t\t\t}else{\r\n\t\t\t\t\t(*gifImage).gcExtention.TC_FLAG = false;\r\n\t\t\t\t}\r\n\t\t\t\ttrans_gif = (*gifImage).gcExtention.TC_FLAG;\r\n\t\t\t\t\r\n\t\t\t\t\/\/Delay Time(2 Bytes)\r\n\t\t\t\t(*gifImage).gcExtention.DELAY_TIME = (BUFFER[3] << 8) + BUFFER[2];\r\n\t\t\t\t\r\n\t\t\t\t\/\/Transparent Color Index(1 Byte)\r\n\t\t\t\t(*gifImage).gcExtention.TC_INDEX = BUFFER[4];\r\n\t\t\t\ttrans_color_index = (*gifImage).gcExtention.TC_INDEX;\r\n\t\t\t}\r\n\t\t\t\r\n\t\t\t\/\/Block: Comment Extension\r\n\t\t\tif (BUFFER[0] == 0xfe){\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t\/\/unsigned char c_size = BUFFER[0];\r\n\t\t\t\t\/\/read_file(g_fileObject, BUFFER, c_size);\r\n\t\t\t\tdo{\r\n\t\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t} while (BUFFER[0] != 0x00);\r\n\t\t\t\tcontinue;\r\n\t\t\t}\r\n\t\t\t\r\n\t\t\t\/\/Block: Plain Text Extension\r\n\t\t\tif (BUFFER[0] == 0x01){\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 13);\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t\/\/unsigned char t_size = BUFFER[0];\r\n\t\t\t\t\/\/read_file(g_fileObject, BUFFER, t_size);\r\n\t\t\t\tdo{\r\n\t\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t} while (BUFFER[0] != 0x00);\r\n\t\t\t\tcontinue;\r\n\r\n\t\t\t}\r\n\t\t\t\r\n\t\t\t\/\/Block: Application Extension\r\n\t\t\tif (BUFFER[0] == 0xff){\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 12);\r\n\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t\/\/unsigned char a_size = BUFFER[0];\r\n\t\t\t\t\/\/read_file(g_fileObject, BUFFER, a_size);\r\n\t\t\t\tdo{\r\n\t\t\t\t\tread_file(g_fileObject, BUFFER, 1);\r\n\t\t\t\t} while (BUFFER[0] != 0x00);\r\n\t\t\t\tcontinue;\r\n\t\t\t\t\r\n\t\t\t}\r\n\t\t\t\r\n\t\t}\r\n\t\t\r\n\t} while (BUFFER[0] != 0x2C);\r\n\r\n\t\r\n\t\/\/Block: Image Block\u306e\u8aad\u307f\u8fbc\u307f\r\n\tread_file(g_fileObject, BUFFER, 11);\r\n\r\n\t\/\/Image Left Position(2 Bytes)\r\n\t(*gifImage).imageDesc.LEFT = (BUFFER[1] << 8) + BUFFER[0];\r\n\r\n\t\/\/Image Top Position(2 Bytes)\r\n\t(*gifImage).imageDesc.UP = (BUFFER[3] << 8) + BUFFER[2];\r\n\t\r\n\t\/\/Image Width(2 Bytes)\r\n\t(*gifImage).imageDesc.IMAGE_WIDTH = (BUFFER[5] << 8) + BUFFER[4];\r\n\t\r\n\t\/\/Image Height(2 Bytes)\r\n\t(*gifImage).imageDesc.IMAGE_HEIGHT = (BUFFER[7] << 8) + BUFFER[6];\r\n\t\r\n\t\/\/Local Color Table Flag(1 Bit),Interlace Flag(1 Bit),Sort Flag(1 Bit),Reserved[\u672a\u4f7f\u7528](2 Bits),Size of Local Color Table(3 Bits)\r\n\t(*gifImage).imageDesc.BYTE_9 = BUFFER[8];\r\n\r\n\timgWidth = (*gifImage).imageDesc.IMAGE_WIDTH;\r\n\timgHeight = (*gifImage).imageDesc.IMAGE_HEIGHT;\r\n\tbyte9 = (*gifImage).imageDesc.BYTE_9;\r\n\r\n\t\/\/LZW Minimum Code Side(1 Byte)\r\n\tminLZWCodeLength = BUFFER[9] + 1;\r\n\t\r\n\t\/\/Block Size(1 Byte)\r\n\tcurrentDataSectionLength = BUFFER[10];\r\n\r\n\tcode_CLEAR = GCT_size;\r\n\tcode_END = GCT_size + 1;\r\n\tPrimaryDictSize = GCT_size + 2;\r\n\tPrimaryCodeSize = minLZWCodeLength;\r\n\tcurrentCodeSize = minLZWCodeLength;\r\n\r\n\treturn 0;\r\n\r\n}\r\n\r\nint GIF::read_file(File fileObject, unsigned char *buf, int count){\r\n return fileObject.read(buf,count);\r\n}\r\n\r\nint GIF::drawGIFImage(gif_draw_pixel_t draw_pixel_func){\r\n\tunsigned int i;\r\n\r\n\tgif_draw_pixel = draw_pixel_func;\r\n\tcurrentDictSize = PrimaryDictSize;\r\n\r\n\tcounter = 0;\r\n\r\n\tfor (i = 0; i < MAX_DICT_SIZE; i++)\r\n\t\tDictionary[i].prevCode = Dictionary[i].nextCode = 0;\r\n\r\n\tbitsRemaining = 0;\r\n\r\n\twhile ((code = getNextCode()) != code_END){\r\n\r\n\r\n\t\tif (code == code_CLEAR){\r\n\t\t\tcurrentCodeSize = PrimaryCodeSize;\r\n\t\t\tcurrentDictSize = PrimaryDictSize;\r\n\t\t\toldcode = getNextCode();\r\n\r\n\t\t\tif (oldcode > currentDictSize){\r\n\t\t\t\treturn -3;\r\n\t\t\t}\r\n\t\t\tGIFDrawPixel(oldcode);\r\n\t\t\tcontinue;\r\n\t\t}\r\n\r\n\r\n\t\tif (code < currentDictSize){\r\n\t\t\tcode1 = code;\r\n\t\t\tcode2 = 0;\r\n\r\n\t\t\twhile (code1 >= PrimaryDictSize){\r\n\t\t\t\tDictionary[code1 - PrimaryDictSize].nextCode = code2;\r\n\t\t\t\tcode2 = code1;\r\n\t\t\t\tcode1 = Dictionary[code1 - PrimaryDictSize].prevCode;\r\n\t\t\t\tif (code1 >= code2)\r\n\t\t\t\t\treturn -3;\r\n\t\t\t}\r\n\r\n\t\t\tGIFDrawPixel(code1);\r\n\t\t\twhile (code2 != 0){\r\n\t\t\t\tGIFDrawPixel(Dictionary[code2 - PrimaryDictSize].code);\r\n\t\t\t\tcode2 = Dictionary[code2 - PrimaryDictSize].nextCode;\r\n\t\t\t}\r\n\t\t\tDictionary[currentDictSize - PrimaryDictSize].code = code1;\r\n\t\t\tDictionary[currentDictSize - PrimaryDictSize].prevCode = oldcode;\r\n\t\t\t++currentDictSize;\r\n\r\n\t\t\tif (currentDictSize == MAX_DICT_SIZE) return -2;\r\n\r\n\t\t\tif ((currentDictSize) == (0x0001 << currentCodeSize))\r\n\t\t\t\t++currentCodeSize;\r\n\t\t\tif (currentCodeSize > 12)\r\n\t\t\t\tcurrentCodeSize = 12;\r\n\r\n\t\t\toldcode = code;\r\n\t\t}\r\n\t\telse {\r\n\t\t\tcode1 = oldcode;\r\n\t\t\tcode2 = 0;\r\n\r\n\t\t\twhile (code1 >= PrimaryDictSize){\r\n\t\t\t\tDictionary[code1 - PrimaryDictSize].nextCode = code2;\r\n\t\t\t\tcode2 = code1;\r\n\t\t\t\tcode1 = Dictionary[code1 - PrimaryDictSize].prevCode;\r\n\t\t\t\tif (code1 >= code2)\r\n\t\t\t\t\treturn -3;\r\n\t\t\t}\r\n\r\n\t\t\tGIFDrawPixel(code1);\r\n\t\t\twhile (code2 != 0){\r\n\t\t\t\tGIFDrawPixel(Dictionary[code2 - PrimaryDictSize].code);\r\n\t\t\t\tcode2 = Dictionary[code2 - PrimaryDictSize].nextCode;\r\n\t\t\t}\r\n\t\t\tGIFDrawPixel(code1);\r\n\r\n\t\t\tDictionary[currentDictSize - PrimaryDictSize].code = code1;\r\n\t\t\tDictionary[currentDictSize - PrimaryDictSize].prevCode = oldcode;\r\n\t\t\t++currentDictSize;\r\n\t\t\t\/\/std::cout << \"dictionary size: \" << std::dec << currentDictSize << std::endl;\r\n\r\n\t\t\tif (currentDictSize == MAX_DICT_SIZE) return -2;\r\n\r\n\r\n\t\t\tif ((currentDictSize) == (0x0001 << currentCodeSize))\r\n\t\t\t\t++currentCodeSize;\r\n\r\n\t\t\tif (currentCodeSize > 12)\r\n\t\t\t\tcurrentCodeSize = 12;\r\n\r\n\t\t\toldcode = code;\r\n\t\t}\r\n\t}\r\n\treturn 0;\r\n}\r\n\r\n\r\nint GIF::checkSignature(char * IN){\r\n\tchar signature[7];\r\n\tint i;\r\n\r\n\tfor (i = 0; i <= 6; i++)\r\n\t\tsignature[i] = IN[i];\r\n\r\n\tif ((strcmp(signature, \"GIF87a\") == 0) || (strcmp(signature, \"GIF89a\") == 0))\r\n\t\treturn 1;\r\n\telse\r\n\t\treturn 0;\r\n}\r\n\r\nunsigned short GIF::getNextCode(void){\r\n\tunsigned int retval = 0, temp;\r\n\r\n\tif (bitsRemaining >= currentCodeSize){\r\n\t\tretval = (read_code & ((0x01 << currentCodeSize) - 1));\r\n\t\tread_code >>= currentCodeSize;\r\n\t\tbitsRemaining -= currentCodeSize;\r\n\t}\r\n\telse {\r\n\t\tretval = (read_code & ((0x01 << bitsRemaining) - 1));\r\n\t\tread_file(g_fileObject, &read_code, 1);\r\n\t\t++counter;\r\n\t\tif (counter == currentDataSectionLength){\r\n\t\t\tcounter = 0;\r\n\t\t\tread_file(g_fileObject, ¤tDataSectionLength, 1);\r\n\t\t}\r\n\r\n\t\tif ((currentCodeSize - bitsRemaining) <= 8){\r\n\t\t\ttemp = (read_code & ((0x01 << (currentCodeSize - bitsRemaining)) - 1));\r\n\t\t\tretval += (temp << bitsRemaining);\r\n\t\t\tread_code >>= (currentCodeSize - bitsRemaining);\r\n\t\t\tbitsRemaining = 8 - (currentCodeSize - bitsRemaining);\r\n\t\t}\r\n\t\telse {\r\n\t\t\tretval += (read_code << bitsRemaining);\r\n\t\t\tread_file(g_fileObject, &read_code, 1);\r\n\t\t\t++counter;\r\n\t\t\tif (counter == currentDataSectionLength){\r\n\t\t\t\tcounter = 0;\r\n\t\t\t\tread_file(g_fileObject, ¤tDataSectionLength, 1);\r\n\t\t\t}\r\n\t\t\tretval += ((read_code & ((0x01 << (currentCodeSize - bitsRemaining - 8)) - 1)) << (bitsRemaining + 8));\r\n\t\t\tread_code >>= (currentCodeSize - bitsRemaining - 8);\r\n\t\t\tbitsRemaining = 8 - (currentCodeSize - bitsRemaining - 8);\r\n\t\t}\r\n\t}\r\n\treturn retval;\r\n}\r\n\r\nvoid GIF::GIFDrawPixel(unsigned char code){\r\n\tCOLOR rgbColor;\r\n\tbool trans_pixel = false;\r\n\r\n\trgbColor = g_GlobalColorTable[code];\r\n\t\r\n\tif(trans_gif && code == trans_color_index) trans_pixel = true;\r\n\t\r\n\t(*gif_draw_pixel)(rgbColor.R, rgbColor.G, rgbColor.B, trans_gif , trans_pixel);\r\n}<\/pre>\n\u57fa\u672c\u7684\u306b\u4f7f\u3044\u65b9\u306f\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u7d39\u4ecb\u3057\u3066\u3042\u3063\u305f\u30b5\u30a4\u30c8\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u52d5\u304d\u307e\u3059\u304c\u3001\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u304c<\/p>\n
(*gif_draw_pixel)(rgbColor.R, rgbColor.G, rgbColor.B, trans_gif , trans_pixel);<\/strong><\/span><\/p><\/blockquote>\n\u3067\u8fd4\u3063\u3066\u304d\u307e\u3059\u306e\u3067\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u30d4\u30af\u30bb\u30eb\u6bce\u306b\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002trans_gif\u306f\u900f\u904eGIF\u30d5\u30a1\u30a4\u30eb\u304b\u3069\u3046\u304b\u3001tens_pixel\u306f\u900f\u904e\u30d4\u30af\u30bb\u30eb\u304b\u3069\u3046\u304b\u3068\u3044\u3046\u5909\u6570\u3092\u52a0\u3048\u3066\u3044\u307e\u3059\u306e\u3067\u900f\u904e\u51e6\u7406\u3082\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3067\u6b63\u3057\u304f\u30c7\u30b3\u30fc\u30c9\u306f\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u4f59\u8ac7\u3067\u3059\u304c\u3001\u6c4e\u7528\u6027\u30fb\u4e92\u63db\u6027\u306e\u70ba\u3001\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u30a4\u30cb\u30b7\u30e3\u30e9\u30a4\u30ba\u6642\u306b\u30d5\u30a1\u30a4\u30eb\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u6e21\u3057\u3066\u521d\u671f\u5316\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5f37\u9707\u30e2\u30cb\u30bf\u3092\u4f5c\u308b\u4e0a\u3067\u753b\u50cf\u751f\u6210\u306e\u6d41\u308c\u7684\u306b<\/p>\n
\n- GIF\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/span><\/strong><\/li>\n
- GIF\u30c7\u30b3\u30fc\u30c9<\/span><\/strong><\/li>\n
- \u753b\u50cf\u51e6\u7406&\u5408\u6210<\/span><\/strong><\/li>\n
- TFT\u51fa\u529b<\/span><\/strong><\/li>\n<\/ol>\n
\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u7d50\u69cb\u306a\u30e1\u30e2\u30ea\u304c\u5fc5\u8981\u3067\u3059\u306e\u3067\u3001PSRAM\u304c\u3042\u308bESP32-wrover\u30b7\u30ea\u30fc\u30ba\u304c\u5fc5\u9808\u3068\u3044\u3048\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u306f\u3001GIF\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30e1\u30e2\u30ea\u9818\u57df\u3054\u3068\u30c7\u30b3\u30fc\u30c0\u306b\u6e21\u305b\u308b\u3088\u3046\u306b\u3057\u305f\u65b9\u304c\u4fbf\u5229\u306a\u306e\u3067\u5b9f\u969b\u306f\u305d\u3061\u3089\u306e\u65b9\u3067\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
int GIF_MEM::init_decoder(uint8_t * gif, GIF_IMAGE * gifImage) { -\u7565- }\r\n\r\n- \u7565 -\r\n\r\n\/*\r\nint GIF_MEM::read_file(File fileObject, unsigned char *buf, int count){\r\n return fileObject.read(buf,count);\r\n}\r\n*\/\r\nint GIF_MEM::read_file(uint8_t * gif, unsigned char *buf, int count){\r\n \r\n\tfor(int i=0;i < count ; i++){\r\n\t\tbuf[i] = gif[gif_file_pos];\r\n\t\tgif_file_pos++;\r\n\t}\r\n\treturn 1;\r\n}<\/pre>\n\u91cd\u8907\u3059\u308b\u306e\u3067\u5168\u63b2\u8f09\u306f\u907f\u3051\u307e\u3059\u304c\u3001\u4e0a\u306e\u3088\u3046\u306a\u611f\u3058\u3067\u5909\u66f4\u3057\u307e\u3059\u3002gif\u306fGIF\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305fPSRAM\u4e0a\u306e\u30d0\u30c3\u30d5\u30a1\u3092\u60f3\u5b9a\u3057\u3066\u307e\u3059\u3002\u3053\u3046\u3059\u308c\u3070SPIFFS\u3084SD\u30ab\u30fc\u30c9\u4e0d\u8981\u3067PSRAM\u4e0a\u3067\u51e6\u7406\u3092\u5b8c\u9042\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u307e\u305a\u2026\u306a\u305cGIF\u306a\u306e\u304b? \u300cesp32\u3068TFT\u6db2\u6676\u3067\u5f37\u9707\u30e2\u30cb\u30bf\u3092\u4f5c\u308a\u305f\u3044\u300d \u3092\u524d\u63d0\u306b\u8272\u3005\u8a66\u884c\u932f\u8aa4\u3057\u3066\u3044\u307e\u3059\u3002\u524d\u306eTTS\u306e\u8a18\u4e8b\u3082\u305d\u306e\u4e00\u74b0\u3067\u3059\u3002\u5f37\u9707\u30e2\u30cb\u30bf\u3068\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u7dca\u6025\u5730\u9707\u901f\u5831(\u4e88\u5831\u3082\u542b\u3081\u308b)\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30a2\u30ec\u3067 […]<\/p>\n","protected":false},"author":1,"featured_media":3852,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"https:\/\/androiphone.uvs.jp\/?p=3848","footnotes":""},"categories":[163,168],"tags":[],"class_list":["post-3848","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-esp32","category-gif","ja"],"_links":{"self":[{"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/posts\/3848","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3848"}],"version-history":[{"count":13,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/posts\/3848\/revisions"}],"predecessor-version":[{"id":3863,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/posts\/3848\/revisions\/3863"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=\/wp\/v2\/media\/3852"}],"wp:attachment":[{"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3848"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/androiphone.uvs.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\"](\"https:\/\/s.wordpress.com\/mshots\/v1\/http%3A%2F%2Fwww.kmoni.bosai.go.jp?w=100\")
![\"\"](\"https:\/\/androiphone.uvs.jp\/wp-content\/uploads\/2021\/11\/SnapCrab_NoName_2021-11-19_23-27-32_No-00-300x79.jpg\")
<\/a><\/p>\n![\"\"](\"\/\/androiphone.uvs.jp\/wp-content\/uploads\/pz-linkcard\/cache\/126f99d69a4143a3dd66c11cf01037b5a48b7e637ffbbbfeac072b87f1dbb829.jpeg\")
<\/figure>![\"\"](\"\/\/androiphone.uvs.jp\/wp-content\/uploads\/pz-linkcard\/cache\/7f6f9c57728434b67927d11d230def492ed5981f0060874c86ec97aa18120e15.jpeg\")
<\/figure>![\"\"](\"\/\/androiphone.uvs.jp\/wp-content\/uploads\/pz-linkcard\/cache\/4d30af12cdc05df166d8395d644bb4080a214dd86455ece2128482405be45908.jpeg\")
<\/figure>![\"\"](\"\/\/androiphone.uvs.jp\/wp-content\/uploads\/pz-linkcard\/cache\/f979f408aaae5955ceb00e0c1829f6fb8c7f62d9e6b68f63c3333ec5f1bddc24.jpeg\")
<\/figure>![\"\"](\"https:\/\/androiphone.uvs.jp\/wp-content\/uploads\/2021\/11\/SnapCrab_NoName_2021-11-19_23-35-19_No-00-262x300.jpg\")
<\/a><\/p>\n![\"\"](\"\/\/androiphone.uvs.jp\/wp-content\/uploads\/pz-linkcard\/cache\/0770223f8f44f866b566bde9a1fa6409e0229fc56d98d6fc99da12c0d93f4f58.jpeg\")
<\/figure>![\"\"](\"https:\/\/androiphone.uvs.jp\/wp-content\/uploads\/2019\/12\/6481392ce1eb65bf23008700470e2d1f-300x171.jpg\")
<\/a><\/p>\n![\"\"](\"https:\/\/s.wordpress.com\/mshots\/v1\/https%3A%2F%2Fwww.tohoho-web.com%2Fwwwgif.htm?w=100\")
<\/figure>