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- #include "cdjpeg.h"
- #include <ctype.h> /* to declare isupper(), tolower() */
- #ifdef USE_SETMODE
- #include <fcntl.h> /* to declare setmode()'s parameter macros */
- #include <io.h> /* to declare setmode() */
- #endif
- #ifdef PROGRESS_REPORT
- METHODDEF(void)
- progress_monitor(j_common_ptr cinfo)
- {
- cd_progress_ptr prog = (cd_progress_ptr)cinfo->progress;
- int total_passes = prog->pub.total_passes + prog->total_extra_passes;
- int percent_done =
- (int)(prog->pub.pass_counter * 100L / prog->pub.pass_limit);
- if (percent_done != prog->percent_done) {
- prog->percent_done = percent_done;
- if (total_passes > 1) {
- fprintf(stderr, "\rPass %d/%d: %3d%% ",
- prog->pub.completed_passes + prog->completed_extra_passes + 1,
- total_passes, percent_done);
- } else {
- fprintf(stderr, "\r %3d%% ", percent_done);
- }
- fflush(stderr);
- }
- }
- GLOBAL(void)
- start_progress_monitor(j_common_ptr cinfo, cd_progress_ptr progress)
- {
-
- if (cinfo->err->trace_level == 0) {
- progress->pub.progress_monitor = progress_monitor;
- progress->completed_extra_passes = 0;
- progress->total_extra_passes = 0;
- progress->percent_done = -1;
- cinfo->progress = &progress->pub;
- }
- }
- GLOBAL(void)
- end_progress_monitor(j_common_ptr cinfo)
- {
-
- if (cinfo->err->trace_level == 0) {
- fprintf(stderr, "\r \r");
- fflush(stderr);
- }
- }
- #endif
- GLOBAL(boolean)
- keymatch(char *arg, const char *keyword, int minchars)
- {
- register int ca, ck;
- register int nmatched = 0;
- while ((ca = *arg++) != '\0') {
- if ((ck = *keyword++) == '\0')
- return FALSE;
- if (isupper(ca))
- ca = tolower(ca);
- if (ca != ck)
- return FALSE;
- nmatched++;
- }
-
- if (nmatched < minchars)
- return FALSE;
- return TRUE;
- }
- GLOBAL(FILE *)
- read_stdin(void)
- {
- FILE *input_file = stdin;
- #ifdef USE_SETMODE
- setmode(fileno(stdin), O_BINARY);
- #endif
- #ifdef USE_FDOPEN
- if ((input_file = fdopen(fileno(stdin), READ_BINARY)) == NULL) {
- fprintf(stderr, "Cannot reopen stdin\n");
- exit(EXIT_FAILURE);
- }
- #endif
- return input_file;
- }
- GLOBAL(FILE *)
- write_stdout(void)
- {
- FILE *output_file = stdout;
- #ifdef USE_SETMODE
- setmode(fileno(stdout), O_BINARY);
- #endif
- #ifdef USE_FDOPEN
- if ((output_file = fdopen(fileno(stdout), WRITE_BINARY)) == NULL) {
- fprintf(stderr, "Cannot reopen stdout\n");
- exit(EXIT_FAILURE);
- }
- #endif
- return output_file;
- }
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