470  * be png_byte or png_uint_16 (as defined below).
474    png_byte red;
475    png_byte green;
476    png_byte blue;
483    png_byte index;    /* used for palette files */
494    png_byte red;   /* for use in red green blue files */
495    png_byte green;
496    png_byte blue;
497    png_byte gray;  /* for use in grayscale files */
498    png_byte alpha; /* for alpha channel files */
526    png_byte depth;           /* depth of palette samples */
584    png_byte month;   /* month of year, 1 - 12 */
585    png_byte day;     /* day of month, 1 - 31 */
586    png_byte hour;    /* hour of day, 0 - 23 */
587    png_byte minute;  /* minute of hour, 0 - 59 */
588    png_byte second;  /* second of minute, 0 - 60 (for leap seconds) */
601     png_byte name[5];
602     png_byte *data;
606     png_byte location; /* mode of operation at read time */
662    png_byte bit_depth;      /* 1, 2, 4, 8, or 16 bits/channel (from IHDR) */
663    png_byte color_type;     /* see PNG_COLOR_TYPE_ below (from IHDR) */
665    png_byte compression_type; /* must be PNG_COMPRESSION_TYPE_BASE (IHDR) */
666    png_byte filter_type;    /* must be PNG_FILTER_TYPE_BASE (from IHDR) */
667    png_byte interlace_type; /* One of PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */
670    png_byte channels;       /* number of data channels per pixel (1, 2, 3, 4) */
671    png_byte pixel_depth;    /* number of bits per pixel */
672    png_byte spare_byte;     /* to align the data, and for future use */
673    png_byte signature[8];   /* magic bytes read by libpng from start of file */
692    png_byte srgb_intent; /* sRGB rendering intent [0, 1, 2, or 3] */
759    png_byte offset_unit_type; /* offset units type */
769    png_byte phys_unit_type; /* resolution type (see PNG_RESOLUTION_ below) */
818    png_byte pcal_type;      /* equation type (see PNG_EQUATION_ below) */
819    png_byte pcal_nparams;   /* number of parameters given in pcal_params */
839    png_byte iccp_compression; /* Always zero */
856    png_byte scal_unit;         /* unit of physical scale */
996    png_byte color_type; /* color type of row */
997    png_byte bit_depth; /* bit depth of row */
998    png_byte channels; /* number of channels (1, 2, 3, or 4) */
999    png_byte pixel_depth; /* bits per pixel (depth * channels) */
1098    png_byte user_transform_depth;    /* bit depth of user transformed pixels */
1099    png_byte user_transform_channels; /* channels in user transformed pixels */
1137    png_byte chunk_name[5];    /* null-terminated name of current chunk */
1138    png_byte compression;      /* file compression type (always 0) */
1139    png_byte filter;           /* file filter type (always 0) */
1140    png_byte interlaced;       /* PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */
1141    png_byte pass;             /* current interlace pass (0 - 6) */
1142    png_byte do_filter;        /* row filter flags (see PNG_FILTER_ below ) */
1143    png_byte color_type;       /* color type of file */
1144    png_byte bit_depth;        /* bit depth of file */
1145    png_byte usr_bit_depth;    /* bit depth of users row */
1146    png_byte pixel_depth;      /* number of bits per pixel */
1147    png_byte channels;         /* number of channels in file */
1148    png_byte usr_channels;     /* channels at start of write */
1149    png_byte sig_bytes;        /* magic bytes read/written from start of file */
1153    png_byte filler;           /* filler byte for pixel expansion */
1160    png_byte background_gamma_type;
1254    png_byte heuristic_method;        /* heuristic for row filter selection */
1255    png_byte num_prev_filters;        /* number of weights for previous rows */
1285    png_byte rgb_to_gray_status;
1286    /* These were changed from png_byte in libpng-1.0.6 */
1296 /* changed from png_byte to png_uint_32 at version 1.2.0 */
1298    png_byte mng_features_permitted;
1311    png_byte filter_type;
1321    png_byte     mmx_bitdepth_threshold;
1346    png_byte compression_type;
1509 extern PNG_EXPORT(png_byte,png_get_rgb_to_gray_status) PNGARG((png_structp
2043 extern PNG_EXPORT(png_byte,png_get_channels) PNGARG((png_structp png_ptr,
2056 extern PNG_EXPORT(png_byte, png_get_bit_depth) PNGARG((png_structp
2060 extern PNG_EXPORT(png_byte, png_get_color_type) PNGARG((png_structp
2064 extern PNG_EXPORT(png_byte, png_get_filter_type) PNGARG((png_structp
2068 extern PNG_EXPORT(png_byte, png_get_interlace_type) PNGARG((png_structp
2072 extern PNG_EXPORT(png_byte, png_get_compression_type) PNGARG((png_structp
2490 extern PNG_EXPORT(png_byte,png_get_mmx_bitdepth_threshold)
2503    PNGARG((png_structp png_ptr, png_byte mmx_bitdepth_threshold,
2553        (composite) = (png_byte)((temp + (temp >> 8)) >> 8); }
2564      (composite) = (png_byte)(((png_uint_16)(fg) * (png_uint_16)(alpha) +    \
2709    PNG_EXPORT_VAR (const png_byte FARDATA) png_sig[8];
2719 #define PNG_IHDR const png_byte png_IHDR[5] = { 73,  72,  68,  82, '\0'}
2720 #define PNG_IDAT const png_byte png_IDAT[5] = { 73,  68,  65,  84, '\0'}
2721 #define PNG_IEND const png_byte png_IEND[5] = { 73,  69,  78,  68, '\0'}
2722 #define PNG_PLTE const png_byte png_PLTE[5] = { 80,  76,  84,  69, '\0'}
2723 #define PNG_bKGD const png_byte png_bKGD[5] = { 98,  75,  71,  68, '\0'}
2724 #define PNG_cHRM const png_byte png_cHRM[5] = { 99,  72,  82,  77, '\0'}
2725 #define PNG_gAMA const png_byte png_gAMA[5] = {103,  65,  77,  65, '\0'}
2726 #define PNG_hIST const png_byte png_hIST[5] = {104,  73,  83,  84, '\0'}
2727 #define PNG_iCCP const png_byte png_iCCP[5] = {105,  67,  67,  80, '\0'}
2728 #define PNG_iTXt const png_byte png_iTXt[5] = {105,  84,  88, 116, '\0'}
2729 #define PNG_oFFs const png_byte png_oFFs[5] = {111,  70,  70, 115, '\0'}
2730 #define PNG_pCAL const png_byte png_pCAL[5] = {112,  67,  65,  76, '\0'}
2731 #define PNG_sCAL const png_byte png_sCAL[5] = {115,  67,  65,  76, '\0'}
2732 #define PNG_pHYs const png_byte png_pHYs[5] = {112,  72,  89, 115, '\0'}
2733 #define PNG_sBIT const png_byte png_sBIT[5] = {115,  66,  73,  84, '\0'}
2734 #define PNG_sPLT const png_byte png_sPLT[5] = {115,  80,  76,  84, '\0'}
2735 #define PNG_sRGB const png_byte png_sRGB[5] = {115,  82,  71,  66, '\0'}
2736 #define PNG_tEXt const png_byte png_tEXt[5] = {116,  69,  88, 116, '\0'}
2737 #define PNG_tIME const png_byte png_tIME[5] = {116,  73,  77,  69, '\0'}
2738 #define PNG_tRNS const png_byte png_tRNS[5] = {116,  82,  78,  83, '\0'}
2739 #define PNG_zTXt const png_byte png_zTXt[5] = {122,  84,  88, 116, '\0'}
2742 PNG_EXPORT_VAR (const png_byte FARDATA) png_IHDR[5];
2743 PNG_EXPORT_VAR (const png_byte FARDATA) png_IDAT[5];
2744 PNG_EXPORT_VAR (const png_byte FARDATA) png_IEND[5];
2745 PNG_EXPORT_VAR (const png_byte FARDATA) png_PLTE[5];
2746 PNG_EXPORT_VAR (const png_byte FARDATA) png_bKGD[5];
2747 PNG_EXPORT_VAR (const png_byte FARDATA) png_cHRM[5];
2748 PNG_EXPORT_VAR (const png_byte FARDATA) png_gAMA[5];
2749 PNG_EXPORT_VAR (const png_byte FARDATA) png_hIST[5];
2750 PNG_EXPORT_VAR (const png_byte FARDATA) png_iCCP[5];
2751 PNG_EXPORT_VAR (const png_byte FARDATA) png_iTXt[5];
2752 PNG_EXPORT_VAR (const png_byte FARDATA) png_oFFs[5];
2753 PNG_EXPORT_VAR (const png_byte FARDATA) png_pCAL[5];
2754 PNG_EXPORT_VAR (const png_byte FARDATA) png_sCAL[5];
2755 PNG_EXPORT_VAR (const png_byte FARDATA) png_pHYs[5];
2756 PNG_EXPORT_VAR (const png_byte FARDATA) png_sBIT[5];
2757 PNG_EXPORT_VAR (const png_byte FARDATA) png_sPLT[5];
2758 PNG_EXPORT_VAR (const png_byte FARDATA) png_sRGB[5];
2759 PNG_EXPORT_VAR (const png_byte FARDATA) png_tEXt[5];
2760 PNG_EXPORT_VAR (const png_byte FARDATA) png_tIME[5];
2761 PNG_EXPORT_VAR (const png_byte FARDATA) png_tRNS[5];
2762 PNG_EXPORT_VAR (const png_byte FARDATA) png_zTXt[5];

Indexes created Tue Jul 24 14:28:13 CEST 2018