diff options
Diffstat (limited to 'src/renderercommon')
| -rw-r--r-- | src/renderercommon/tr_image_jpg.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/renderercommon/tr_image_jpg.c b/src/renderercommon/tr_image_jpg.c index 15c280d5..3e369c20 100644 --- a/src/renderercommon/tr_image_jpg.c +++ b/src/renderercommon/tr_image_jpg.c @@ -62,7 +62,7 @@ static void R_JPGErrorExit(j_common_ptr cinfo) (*cinfo->err->format_message) (cinfo, buffer); - ri.Printf(PRINT_ALL, "R_LoadJPG() error: %s", buffer); + ri.Printf(PRINT_ALL, "Error: %s", buffer); /* Return control to the setjmp point */ longjmp(jerr->setjmp_buffer, 1); @@ -143,7 +143,7 @@ void R_LoadJPG(const char *filename, unsigned char **pic, int *width, int *heigh ri.FS_FreeFile(fbuffer.v); /* Append the filename to the error for easier debugging */ - ri.Printf(PRINT_ALL, ", file %s\n", filename); + ri.Printf(PRINT_ALL, ", loading file %s\n", filename); return; } @@ -389,17 +389,29 @@ size_t RE_SaveJPGToBuffer(byte *buffer, size_t bufSize, int quality, int image_width, int image_height, byte *image_buffer, int padding) { struct jpeg_compress_struct cinfo; - struct jpeg_error_mgr jerr; + q_jpeg_error_mgr_t jerr; JSAMPROW row_pointer[1]; /* pointer to JSAMPLE row[s] */ my_dest_ptr dest; int row_stride; /* physical row width in image buffer */ size_t outcount; /* Step 1: allocate and initialize JPEG compression object */ - cinfo.err = jpeg_std_error(&jerr); + cinfo.err = jpeg_std_error(&jerr.pub); cinfo.err->error_exit = R_JPGErrorExit; cinfo.err->output_message = R_JPGOutputMessage; + /* Establish the setjmp return context for R_JPGErrorExit to use. */ + if (setjmp(jerr.setjmp_buffer)) + { + /* If we get here, the JPEG code has signaled an error. + * We need to clean up the JPEG object and return. + */ + jpeg_destroy_compress(&cinfo); + + ri.Printf(PRINT_ALL, "\n"); + return 0; + } + /* Now we can initialize the JPEG compression object. */ jpeg_create_compress(&cinfo); |