/************************************************************************** * * Program: checksum_deadline_qcif.c * * This program can be executed to test a checksum for each * image file of the original sequence. * * The program compiles and works properly on a Sun SPARCstation (tm) * using the "cc" compiler. Although we hope it executes properly on * other platforms as well, we have not tested it in any other * environment. Note that the compiler which we used assumes by * default that "char" variables are signed and that "int" variables * are 32 bits wide. * * Origination: July, 1994 * Modification: May, 1996 Modified for QCIF operation - GJS * *************************************************************************** * * Copyright (C) 1994, 1996, PictureTel Corporation * 222 Rosewood Dr. * Danvers, MA 01923 * * See accompanying copyright and license information file * ***************************************************************************/ #include #define Y_HSIZE 176 #define Y_VSIZE 144 #define Y_TSIZE (Y_HSIZE * Y_VSIZE) #define C_HSIZE 88 #define C_VSIZE 72 #define C_TSIZE (C_HSIZE * C_VSIZE) #define T_TSIZE (Y_TSIZE + 2 * C_TSIZE) char image[T_TSIZE]; #define FNAME_BASE "deadline_qcif" #define NUM_FRAMES 1374 int frame_checkref[NUM_FRAMES] = { 0xAFA5, 0x8647, 0xA2F4, 0xBB83, 0xB191, 0xC2DE, 0xAC5D, 0xA428, 0xDB3E, 0x47F5, 0xC4C1, 0x022F, 0x1E92, 0x50A2, 0x7489, 0x6225, 0x4D71, 0x536B, 0x1510, 0xA8D8, 0x5E72, 0x223A, 0xE68A, 0xDD09, 0x9A25, 0x58AA, 0x6012, 0x136A, 0xEA7A, 0xFEE2, 0xF361, 0xCB3F, 0xDE71, 0x195A, 0xD927, 0xBB23, 0xA43E, 0x9BDB, 0xA9EF, 0xB7E0, 0xA387, 0xC1BE, 0xAB9B, 0x983F, 0xB0AC, 0xA2D3, 0x85EB, 0x7AA0, 0x7A31, 0x4F58, 0x8CB4, 0x77CD, 0x89F9, 0x7EDA, 0x6F2C, 0x8DCB, 0x8DF6, 0x8B9A, 0x75C7, 0x6D41, 0xD21E, 0x0EB5, 0x0A7B, 0x1A58, 0x0C0B, 0x0B65, 0xCDAB, 0xB5B3, 0xBCB6, 0xE44E, 0xEB3B, 0xD907, 0xD9BC, 0xC976, 0xC160, 0xB9A4, 0xCFD8, 0xC641, 0xC0A8, 0xC331, 0xC9F4, 0xDE79, 0xBFA5, 0xEBA0, 0x019C, 0xEEB3, 0x9384, 0x9EFA, 0x9D53, 0xB1EA, 0xE17F, 0xE14D, 0x0C15, 0x45A8, 0x5AB3, 0x745D, 0x48E0, 0x4F0B, 0x1C91, 0x025C, 0xFE4B, 0x2A04, 0x1E4E, 0xFE79, 0x3292, 0x68A4, 0xB7EF, 0xC0E2, 0xB558, 0xE36E, 0xE390, 0xE2FB, 0x7BD2, 0x9147, 0x6C52, 0x2F69, 0x4ACC, 0x5694, 0x20A8, 0x8694, 0xA0DD, 0xAFB6, 0x91A9, 0x827F, 0x42FA, 0x6482, 0x5AD5, 0x5BA8, 0x6B55, 0x4CD3, 0x413E, 0x65F5, 0x441B, 0x6AB2, 0x4F6A, 0x554D, 0x5125, 0xBCBA, 0xD6FA, 0xEB2B, 0x146A, 0xFBEF, 0xF1E0, 0xC59B, 0xE2D7, 0x94FC, 0x557A, 0x3A1A, 0x1DF1, 0x207F, 0x1AB8, 0x2D72, 0xF9D2, 0xBB80, 0xEFA7, 0xF2B0, 0xC565, 0xC053, 0xC3B1, 0xFA38, 0x1423, 0x1BA8, 0x3DC3, 0x468C, 0x4A52, 0x66FD, 0x6F9C, 0x79C9, 0xBA22, 0xB01A, 0x9A7C, 0xB7DF, 0xBC44, 0x7BDD, 0x3DAF, 0x34E6, 0x17E9, 0x2953, 0x02EA, 0xFAFA, 0xAA59, 0x344D, 0xC9A2, 0xD4B5, 0x2D72, 0x49BD, 0x8BDF, 0xA62F, 0x9D74, 0xAA59, 0xBFC0, 0xE82F, 0xF003, 0x0A6F, 0xD734, 0xE887, 0xC1EB, 0xC4FC, 0xABB1, 0xBD18, 0xAA43, 0xAAA6, 0xBC44, 0xA76F, 0x9CDC, 0xAE73, 0x9DDF, 0x8222, 0x942F, 0xAFD6, 0xB1F4, 0x995D, 0x7626, 0x6971, 0x6B28, 0x7CDF, 0x7418, 0x886E, 0x9405, 0x7E74, 0x6F9E, 0x6ACF, 0x4E93, 0x4DED, 0x4361, 0x28A8, 0x17E1, 0x306B, 0x2B36, 0x19F4, 0x354C, 0x2807, 0x302E, 0x178D, 0x262B, 0x0E32, 0x00AF, 0x0AE5, 0x06C3, 0x23B6, 0x03F6, 0x16BF, 0x0946, 0x1FDC, 0x010E, 0xF5A4, 0xF277, 0xDA7B, 0xEE65, 0xF2DA, 0xF59A, 0x0486, 0xE470, 0x1830, 0xD068, 0xAD63, 0xBECA, 0xC036, 0xB301, 0xB752, 0x7D39, 0xAD80, 0x8D78, 0xAC1A, 0xAFD7, 0xD0C3, 0xD280, 0xE642, 0xF7FF, 0xD353, 0xC9E4, 0xD5E6, 0xB4F4, 0xBE15, 0xF6C8, 0xC6B6, 0xEA18, 0xBB73, 0xC68C, 0x0247, 0xE9A7, 0xDA39, 0xEE8B, 0xE510, 0xC2C4, 0xE42C, 0xDD49, 0xBBE2, 0xB071, 0xBA99, 0x0E3D, 0x0C45, 0xFE69, 0xE2FB, 0xDBA9, 0xF949, 0xD6FC, 0xCD37, 0xBF0E, 0xDC45, 0xFFF7, 0x3A3B, 0x7927, 0x938E, 0x99EC, 0x9C2B, 0xC1B6, 0x02AB, 0xD263, 0x0CE3, 0x00E3, 0x0BFD, 0x1613, 0x0215, 0xF877, 0xCA2A, 0xDCE1, 0x968D, 0x4F04, 0x3982, 0x39D9, 0x51D0, 0x2F1B, 0x0B61, 0x1B22, 0x23E2, 0x0E8F, 0x2E7E, 0x2BFE, 0x269E, 0x2761, 0x4BFE, 0x3BDA, 0x3444, 0x4681, 0x541E, 0x694C, 0x76B5, 0x79AB, 0x78F5, 0x8790, 0x8F25, 0xB2FA, 0x7CC3, 0x9E56, 0xA3C2, 0x8C1F, 0x7E7D, 0x7B3D, 0xBE47, 0x77FF, 0x7627, 0x7989, 0x7CEC, 0x99DB, 0xB9F3, 0xB02C, 0x930E, 0x9B35, 0xA7C2, 0xBD93, 0x8193, 0x7B42, 0x8253, 0x8489, 0x8A22, 0x8881, 0x9BC5, 0xAEFD, 0xA1DE, 0xA3F6, 0xB09F, 0xAB39, 0xC093, 0xC1F0, 0xBF10, 0x9740, 0x8CF8, 0x95E3, 0x7E6B, 0x767F, 0x8767, 0x8A51, 0x7217, 0x6832, 0x6F1F, 0x659D, 0x729D, 0x6571, 0x6E96, 0x89DF, 0x8698, 0xA316, 0xAFF4, 0xB230, 0x8859, 0xAD1A, 0x8911, 0x7F15, 0x828A, 0xB3B9, 0xCD02, 0xA3B0, 0xADA8, 0xA1D8, 0xB170, 0xBADB, 0x9923, 0x942C, 0xA4C3, 0x988F, 0x5F90, 0x6931, 0x46E6, 0x5156, 0x6863, 0x6AC5, 0x6BA0, 0x68EC, 0x7AEF, 0x6FE3, 0x5212, 0x5A36, 0x8ADB, 0x6924, 0x6B53, 0x758C, 0x6625, 0x425A, 0x473A, 0x5D0E, 0x59A2, 0x7A88, 0x653A, 0x72B7, 0x5A63, 0x191D, 0xEAC3, 0xE192, 0x3910, 0xA935, 0x130E, 0x0D85, 0x3B29, 0x245F, 0x5C74, 0x743F, 0x8976, 0x9975, 0x2428, 0xE97D, 0xAD42, 0x834A, 0x46CA, 0x17DB, 0x947C, 0x79D9, 0x71FC, 0x346B, 0x4C39, 0x2C89, 0x4B03, 0x57C3, 0x78E1, 0xB369, 0xBF30, 0xEB01, 0xF0E9, 0x195B, 0x3F54, 0x11C0, 0x33A0, 0x2E1F, 0x46C4, 0x598C, 0x42A8, 0x7125, 0x7DA6, 0x9C5C, 0xA1B9, 0x770B, 0x752C, 0x3484, 0xEACD, 0x15E4, 0x27C1, 0x4F3F, 0x2528, 0xF934, 0xDEA4, 0x0F7E, 0xA13E, 0xCDBA, 0xEBBD, 0x1AA8, 0x1F96, 0x3DE2, 0x2929, 0xE672, 0x948F, 0x663C, 0xB111, 0x8F7B, 0x7FBE, 0x9F0D, 0xDD6C, 0xCBAC, 0xD2B2, 0xBBCF, 0xDC26, 0xC611, 0x9134, 0x8EE7, 0xA356, 0x8236, 0xA409, 0xA56D, 0xC1F3, 0xA899, 0xB2C8, 0x9802, 0x70F2, 0x5D5B, 0x676C, 0x86C7, 0x683A, 0x4A52, 0x5CC9, 0x6414, 0x6312, 0x77A3, 0x8089, 0x74DA, 0x6680, 0x9427, 0xBA8E, 0xA72E, 0xD514, 0xD941, 0x0263, 0xF2A7, 0xF8E6, 0xD094, 0xCE6C, 0x10DE, 0xE137, 0xDBA0, 0x07CD, 0x05CC, 0x23C3, 0x39B6, 0x160B, 0x194E, 0x2236, 0x2B7B, 0x1FE4, 0x08EE, 0xE4AD, 0xD8AD, 0xF3DE, 0xFA04, 0x19CE, 0xF142, 0xFDCE, 0xEC86, 0xD7D6, 0xED8C, 0xF716, 0xF9E0, 0x1814, 0x2E5C, 0x26D6, 0x20B1, 0x2445, 0x3D7C, 0x228B, 0x2CCE, 0x3FB9, 0x2D24, 0x3359, 0x450C, 0x2767, 0x1AB8, 0x3E91, 0x20B8, 0x0FC0, 0x3382, 0xF5D8, 0x01B6, 0x1845, 0x2E25, 0x3FD8, 0x3A60, 0x2D7C, 0x4CD5, 0x3E2E, 0x3C66, 0x2C5E, 0x264F, 0x3B28, 0x314D, 0x4E53, 0x4762, 0x6ADE, 0x81BD, 0x7BFE, 0x7074, 0x7BA3, 0x7D7E, 0x8AAA, 0x7A98, 0x9D96, 0xD1D8, 0xC578, 0xBCBE, 0xAB2A, 0xC42C, 0xDB53, 0xB71A, 0xB2B5, 0xC085, 0xD69F, 0xDB12, 0xF325, 0xF870, 0xEA33, 0x06BF, 0xE8B2, 0xD338, 0xDA5D, 0xD147, 0x9CE7, 0x7FF8, 0x7836, 0x7673, 0xA092, 0xD363, 0xEC32, 0xCCE6, 0xC2B8, 0xAFBA, 0xC9B3, 0xE984, 0xE2A1, 0xB413, 0x85F1, 0x3AF8, 0x682F, 0x379F, 0x3D6F, 0x59BD, 0x7792, 0x9FF3, 0xC2EF, 0xC16B, 0xBC38, 0xA815, 0xB0C7, 0xC29E, 0xD008, 0xD626, 0xA781, 0x83D3, 0x605C, 0x6A74, 0x6CE6, 0x62A9, 0x441D, 0x65B0, 0x5ED2, 0x545F, 0x3884, 0x4604, 0x444E, 0x50C0, 0x5EA3, 0x4221, 0x5D94, 0x5EA0, 0x7C56, 0xB1BC, 0xA091, 0x9359, 0xA546, 0x8A66, 0x843C, 0x70AB, 0x4510, 0x2292, 0x37CE, 0x46CB, 0x35A5, 0x03EF, 0xE2C7, 0xDC47, 0xE87B, 0xF598, 0xD9DE, 0x0ECC, 0x19EA, 0x1831, 0x3C59, 0x3824, 0x3B3E, 0x53A2, 0x98D4, 0xD60F, 0x3640, 0xD550, 0x62F6, 0x1C24, 0x58DB, 0x7F24, 0xCB1C, 0xCF2D, 0xBDDF, 0xE12B, 0xC6DA, 0x5D1C, 0x46BF, 0xF127, 0xF44D, 0xC9F9, 0x67F7, 0x13AE, 0xFFD7, 0xD97D, 0xBC67, 0xC74B, 0xEB60, 0xD3BB, 0xE09D, 0xF462, 0x1D79, 0x0D53, 0x62FA, 0x1399, 0x2393, 0xBA9B, 0xECB5, 0x0BA7, 0x1EDD, 0x12DE, 0xEB58, 0x395A, 0x2E50, 0x57E0, 0x76C1, 0x82F2, 0x95E0, 0x7830, 0xA062, 0x9181, 0x721C, 0x3A78, 0x3EBF, 0x2DEB, 0xFE23, 0x32CE, 0x4E8E, 0xA8CE, 0xFEE5, 0x1050, 0x2439, 0x1C01, 0x2768, 0x4E0B, 0x9996, 0x815F, 0xAC29, 0xEC5C, 0x2897, 0x283B, 0x3C46, 0x3905, 0x3F1A, 0x555D, 0x51FD, 0x2D2C, 0x18F3, 0x0F45, 0x3224, 0x3B3E, 0x3F9E, 0x5715, 0x273C, 0x007F, 0x089D, 0x0E58, 0x008D, 0x125F, 0xC840, 0xC19B, 0xDE2C, 0xE7F3, 0x0100, 0x4172, 0x6679, 0x7252, 0x5C8B, 0x3FF7, 0x5B28, 0x30A3, 0x5912, 0x7642, 0x82A7, 0x98D3, 0xC018, 0x9C05, 0xB2B7, 0x9A01, 0x8312, 0xD26A, 0xCF14, 0xD89E, 0xD5C6, 0xF82B, 0xD2D6, 0x067D, 0xE953, 0xF0B7, 0x8BA9, 0x8485, 0x400A, 0x0742, 0xE4D5, 0x00B2, 0xD24F, 0xE52C, 0xE239, 0x06BB, 0x03FF, 0x07C2, 0xFEA1, 0x0896, 0x31F7, 0xFB43, 0xEAF6, 0xF460, 0x194B, 0x04BF, 0xF89A, 0x0F51, 0x2A9D, 0x11E0, 0x4236, 0x5D0F, 0x75D8, 0x7E3F, 0xB5D2, 0xB104, 0xEEC5, 0xE5DB, 0xE17F, 0x0140, 0x153D, 0x7379, 0xF505, 0x240E, 0xA07F, 0xDA7F, 0xE8A4, 0xC326, 0xB839, 0xB9A8, 0xC7BF, 0xE13C, 0x35DC, 0x2B3A, 0x464A, 0x2CB1, 0x21AF, 0x42A8, 0x4410, 0x3617, 0x3A71, 0x29D4, 0x3F64, 0x3617, 0x59F8, 0x5077, 0x3BD0, 0xFFE7, 0xD650, 0x97CF, 0x85F1, 0x0ED8, 0xAC2B, 0x9951, 0x92EE, 0xA44D, 0x7B3D, 0x6830, 0x66BB, 0x4E0C, 0x2C39, 0x1749, 0x1CCB, 0xDC68, 0xC0F3, 0x8C7D, 0xBE74, 0x94B3, 0x79B8, 0x5CA0, 0x31D5, 0x01FD, 0x0658, 0x2B18, 0x1AC7, 0x816C, 0x7F55, 0xB06D, 0xC01C, 0xE70F, 0xD99A, 0x0DF1, 0x3EDF, 0x177D, 0xEB85, 0xC0D2, 0xC40A, 0xC19A, 0xEC3B, 0x002B, 0xC94E, 0xBBDE, 0xE55C, 0xD8F2, 0xEABF, 0xC80D, 0xEA33, 0xA8EA, 0xA85E, 0x81E1, 0x6CB6, 0x36E7, 0x2B08, 0x06ED, 0x1607, 0x6627, 0x7351, 0x813B, 0x6B68, 0x86A2, 0xB1FD, 0xB381, 0xC4E1, 0xA888, 0x9EF2, 0x75DF, 0x73E8, 0x6957, 0x5429, 0x1C78, 0x0EEC, 0x2307, 0x32D4, 0x18C1, 0x492D, 0x69F6, 0x5071, 0x8EF4, 0x7AC4, 0x6894, 0x240B, 0xF049, 0xC973, 0xBA12, 0xDEAA, 0x29A1, 0x683D, 0x9AA2, 0xADDC, 0x9C0B, 0xC617, 0xAC0A, 0x8918, 0x9FEB, 0x941C, 0xB61E, 0xCAEB, 0xC9E7, 0xD9B7, 0xE45C, 0xC7BA, 0xCD10, 0xCF06, 0xBC63, 0xCA6F, 0xB935, 0xE4B3, 0xE780, 0xDA72, 0xE2AD, 0xC73F, 0xE336, 0xF371, 0xF64D, 0xEEF1, 0xFD1B, 0xEB93, 0xEDD3, 0xFDD0, 0xEB8F, 0xE43B, 0xD256, 0xB6E5, 0xB299, 0xA287, 0x74B4, 0x48E0, 0x3131, 0x1678, 0xE2C3, 0xA39A, 0x9D83, 0xCD2F, 0xA092, 0x8CCA, 0x698C, 0x39CD, 0x5DA4, 0x454F, 0x06DD, 0x2E14, 0x1B63, 0x352A, 0xE8DF, 0xF64E, 0xF327, 0xF4E8, 0x1F08, 0x25EB, 0x63D7, 0x35DB, 0x89F1, 0x8C6F, 0x9901, 0x6464, 0x47EB, 0x751B, 0xAEF1, 0x89D5, 0xED23, 0xECBF, 0x1C94, 0x4AFE, 0x49F9, 0x71D6, 0x7CAB, 0x8A1D, 0x7E27, 0x5F51, 0x45FC, 0x4C46, 0x3019, 0x052D, 0xC432, 0xC80B, 0xB984, 0xA4E0, 0xB4FB, 0xB11C, 0xA631, 0xC011, 0x9C1D, 0xA626, 0xBF2D, 0x9FA6, 0x9CF1, 0x8D80, 0xAF65, 0xA035, 0x93F7, 0xC3B7, 0xB032, 0xA490, 0xAD2B, 0xC182, 0x97E9, 0xAC26, 0x952B, 0x7DAE, 0xC7FE, 0xB0CB, 0xC334, 0xDEE9, 0xD20C, 0x0D55, 0x1063, 0x1047, 0x380C, 0x2D51, 0x39F8, 0x18DF, 0xEB24, 0x1D82, 0x0765, 0x27F9, 0x3A62, 0x3154, 0x10C1, 0xF82C, 0x102C, 0x1758, 0x48D4, 0x7457, 0x8007, 0x88A1, 0xB17E, 0xA6A3, 0xC916, 0xB673, 0xB49A, 0xDCE2, 0x0C79, 0xF64C, 0xD06E, 0xD276, 0xD840, 0xF7C5, 0x0B46, 0xF963, 0x278B, 0x1040, 0x0B29, 0x07B4, 0x11B1, 0x0F7A, 0x16E3, 0x1D88, 0x1F59, 0x3924, 0x2131, 0xF003, 0xAAC1, 0xA7E3, 0xC075, 0x0113, 0x1ED3, 0xFF7F, 0xE70A, 0xFBF1, 0x085A, 0xEDC0, 0x007D, 0x0284, 0xF425, 0xEFFE, 0x2BC1, 0x5083, 0x4780, 0x3A97, 0x54BF, 0x66D2, 0x2B40, 0xEF06, 0xA062, 0x74EF, 0x2D52, 0xFD9C, 0xDDAF, 0xE1D2, 0xDBC4, 0xF156, 0xD849, 0xEFE5, 0xEB0A, 0xCAFC, 0x7D66, 0x5CB0, 0x3242, 0x0B83, 0x165A, 0x061C, 0xCD36, 0xD011, 0xEF45, 0xD50D, 0xFF22, 0xDAEA, 0x0E5B, 0x066D, 0xE12E, 0xF2D7, 0xF7F9, 0xF773, 0xE5A8, 0x080D, 0x7860, 0xBED5, 0xBD5E, 0x3C2D, 0x83D0, 0x9302, 0xAD11, 0xD0DE, 0xB376, 0xC56E, 0xBFE6, 0xB89F, 0xBD23, 0xA2BD, 0xD476, 0xC4D0, 0xB6BE, 0xA95F, 0x8747, 0xB9F3, 0xC6C2, 0x93BA, 0x86B6, 0xA73D, 0xC77C, 0xB7E8, 0xAC4A, 0xC27A, 0xCDB3, 0xC18E, 0xC545, 0xE4AD, 0x9EEF, 0xB1B4, 0xAD0F, 0xCD2C, 0xC8D2, 0xD8EC, 0xE394, 0xFC47, 0xFA95, 0x1FF1, 0x0F62, 0x238B, 0x1E53, 0x3643, 0x4839, 0x2669, 0x574F, 0x2ABF, 0x1F68, 0x3310, 0x33C3, 0x2D1E, 0x3CFC, 0x5063, 0x3C4F, 0x2C0D, 0x57F7, 0x376E, 0x426C, 0x3957, 0x3B1B, 0x333E, 0x474A, 0x5835, 0x68ED, 0x4FB3, 0x6652, 0x70B2, 0x81FE, 0xB363, 0xC569, 0xDDC7, 0xFEF0, 0xEB4E, 0x175C, 0x3A59, 0x5A8E, 0x60A7, 0x5862, 0x199A, 0xBE33, 0x6F13, 0x638F, 0xAD87, 0x014E, 0x665A, 0x8023, 0xAD7B, 0xB197, 0xC9B8, 0xEEC7, 0xC97C, 0xD3B4, 0xA299, 0xC482, 0xB775, 0xE513, 0x244B, 0x3A8C, 0xB5CD, 0x4FC1, 0x4486, 0x63BD, 0x76F2, 0x1323, 0x21B6, 0xA601, 0x8DBC, 0x871C, 0x899B, 0xA119, 0xA6E9, 0xBF2A, 0xCE66, 0xE630, 0x0462, 0xFDCA, 0x2AB0, 0x339D, 0x2ECC, 0x1E8F, 0x41BD, 0x43FE, 0x449A, 0x4557, 0x3E4E, 0x5173, 0x67E1, 0x65D1, 0x6849, 0x5746, 0x5CF1, 0x548E, 0x5A68, 0x537E, 0x36F9, 0x4777, 0x3711, 0x6565, 0x622A, 0x626D, 0x7477, 0x54F6, 0x5107, 0x6FD1, 0x7A62, 0x9CA8, 0x8AEC, 0x917B, 0x86BD, 0x60C9, 0x48D7, 0x522A, 0x1FA3, 0x1E46, 0x05A0, 0xF8CF, 0xFA5E, 0xF72C, 0xF4B8, 0xFD03, 0x0930, 0x1812, 0xED0F, 0xF2E6, 0xF9D7, 0x07BC, 0xFCA9, 0x0A80, 0x33E6, 0x4A59, 0x6554, 0x91C1, 0x8337, 0x7B3E, 0x7AB2, 0x6EAB, 0x518A, 0x5AC2, 0x6E3F, 0x69D7, 0x6DBE }; int seq_checkref = 0x150B; main(ac, av) int ac; char **av; { char file_name[132]; int frame_num, ngot, frame_checksum, seq_checksum=0, pel; FILE *file_ptr; for(frame_num=1, seq_checksum=0; frame_num <= NUM_FRAMES; frame_num++) { if((file_ptr = fopen(sprintf(file_name, "%s_%04d.yuv", FNAME_BASE, frame_num), "r")) == NULL) printf("ERROR: Unable to open file (%s)\n", file_name); else{ if((ngot = fread(image, sizeof(char), T_TSIZE, file_ptr)) != T_TSIZE) if(ngot > 0) printf("ERROR: Read only %d (rather than %d) bytes from file (%s)\n", ngot, T_TSIZE, file_name); else printf("ERROR: Cannot read file (%s)\n", file_name); else{ for(pel=frame_checksum=0; pel