cinelerra/jerrormgr.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include "jpegwrapper.h"
   4 #include <png.h>       // Need setjmp.h included by png.h
   5
   6 // Handle JPEG error conditions
   7 struct bcast_error_mgr {
   8   struct jpeg_error_mgr pub;    /* "public" fields */
   9
  10   jmp_buf setjmp_buffer;        /* for return to caller */
  11 };
  12
  13 typedef struct bcast_error_mgr* bcast_error_ptr;
  14
  15 METHODDEF(void)
  16 bcast_error_exit (j_common_ptr cinfo)
  17 {
  18   /* cinfo->err really points to a my_error_mgr struct, so coerce pointer */
  19   bcast_error_ptr myerr = (bcast_error_ptr) cinfo->err;
  20
  21   /* Always display the message. */
  22   /* We could postpone this until after returning, if we chose. */
  23   (*cinfo->err->output_message) (cinfo);
  24
  25   /* Return control to the setjmp point */
  26   longjmp(myerr->setjmp_buffer, 1);
  27 }