35         vfprintf(stderr, message, ap);  in usage()
37         fprintf(stderr, "\n\n");  in usage()
38         fprintf(stderr, "usage:\n");  in usage()
41             stderr,  in usage()
44     fprintf(stderr, "\tDefault is --encode\n");  in usage()
45     fprintf(stderr, "\t\t--help           print this usage information.\n");  in usage()
46     fprintf(stderr,  in usage()
49             stderr,  in usage()
51     fprintf(stderr,  in usage()
53     fprintf(stderr,  in usage()
55     fprintf(stderr,  in usage()
57     fprintf(stderr,  in usage()
59     fprintf(stderr, "\twith the apropriate suffix (.pkm or .png).\n");  in usage()
101     fprintf(stderr, "PNG error: %s\n", message);  in user_error_fn()
105     fprintf(stderr, "PNG warning: %s\n", message);  in user_warning_fn()
150         fprintf(stderr, "Could not open input file %s for reading: %d\n",  in read_PNG_File()
158         fprintf(stderr, "Could not read PNG header from %s: %d\n", pInput,  in read_PNG_File()
164         fprintf(stderr, "%s is not a PNG file.\n", pInput);  in read_PNG_File()
170         fprintf(stderr, "Could not initialize png read struct.\n");  in read_PNG_File()
175         fprintf(stderr, "Could not create info struct.\n");  in read_PNG_File()
179         fprintf(stderr, "Could not create end_info struct.\n");  in read_PNG_File()
204         fprintf(stderr, "Out of memory.\n");  in read_PNG_File()
248         fprintf(stderr, "Could not open input file %s for reading: %d\n",  in readPKMFile()
254         fprintf(stderr, "Could not read header from input file %s: %d\n",  in readPKMFile()
260         fprintf(stderr, "Bad header PKM header for input file %s\n", pInput);  in readPKMFile()
270         fprintf(stderr, "Out of memory.\n");  in readPKMFile()
275         fprintf(stderr, "Could not read encoded data from input file %s: %d\n",  in readPKMFile()
286         fprintf(stderr, "Out of memory.\n");  in readPKMFile()
330         fprintf(stderr, "Out of memory.\n");  in encode()
338         fprintf(stderr, "Could not open output file %s: %d\n", pOutput, errno);  in encode()
346             fprintf(stderr,  in encode()
354         fprintf(stderr,  in encode()
370             fprintf(stderr, "Output file has incorrect bounds: %u, %u != %u, %u\n",  in encode()
415         fprintf(stderr, "Could not initialize PNG library for writing.\n");  in writePNGFile()
424         fprintf(stderr, "Could not open output file %s: %d\n", pOutput, errno);  in writePNGFile()