36 #include <config_auto.h>
39 #include "allheaders.h"
47 return (
PIX * )ERROR_PTR(
"function not present",
"pixReadStreamPng", NULL);
52 l_ok
readHeaderPng(
const char *filename, l_int32 *pwidth, l_int32 *pheight,
53 l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap)
55 return ERROR_INT(
"function not present",
"readHeaderPng", 1);
61 l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap)
63 return ERROR_INT(
"function not present",
"freadHeaderPng", 1);
69 l_int32 *pheight, l_int32 *pbps, l_int32 *pspp,
72 return ERROR_INT(
"function not present",
"readHeaderMemPng", 1);
77 l_int32 fgetPngResolution(FILE *fp, l_int32 *pxres, l_int32 *pyres)
79 return ERROR_INT(
"function not present",
"fgetPngResolution", 1);
86 return ERROR_INT(
"function not present",
"isPngInterlaced", 1);
91 l_ok fgetPngColormapInfo(FILE *fp,
PIXCMAP **pcmap, l_int32 *ptransparency)
93 return ERROR_INT(
"function not present",
"fgetPngColormapInfo", 1);
100 return ERROR_INT(
"function not present",
"pixWritePng", 1);
107 return ERROR_INT(
"function not present",
"pixWriteStreamPng", 1);
115 return ERROR_INT(
"function not present",
"pixSetZlibCompression", 1);
122 L_ERROR(
"function not present\n",
"l_pngSetReadStrip16To8");
130 return (
PIX * )ERROR_PTR(
"function not present",
"pixReadMemPng", NULL);
138 return ERROR_INT(
"function not present",
"pixWriteMemPng", 1);
l_ok readHeaderPng(const char *filename, l_int32 *pw, l_int32 *ph, l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap)
readHeaderPng()
PIX * pixReadMemPng(const l_uint8 *filedata, size_t filesize)
pixReadMemPng()
l_ok isPngInterlaced(const char *filename, l_int32 *pinterlaced)
isPngInterlaced()
l_ok readHeaderMemPng(const l_uint8 *data, size_t size, l_int32 *pw, l_int32 *ph, l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap)
readHeaderMemPng()
l_ok pixSetZlibCompression(PIX *pix, l_int32 compval)
pixSetZlibCompression()
l_ok pixWriteStreamPng(FILE *fp, PIX *pix, l_float32 gamma)
pixWriteStreamPng()
l_ok freadHeaderPng(FILE *fp, l_int32 *pw, l_int32 *ph, l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap)
freadHeaderPng()
void l_pngSetReadStrip16To8(l_int32 flag)
l_pngSetReadStrip16To8()
PIX * pixReadStreamPng(FILE *fp)
pixReadStreamPng()
l_ok pixWriteMemPng(l_uint8 **pfiledata, size_t *pfilesize, PIX *pix, l_float32 gamma)
pixWriteMemPng()
l_ok pixWritePng(const char *filename, PIX *pix, l_float32 gamma)
pixWritePng()