diff options
Diffstat (limited to 'source/fitz/bitmap.c')
| -rw-r--r-- | source/fitz/bitmap.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/source/fitz/bitmap.c b/source/fitz/bitmap.c index 4ae74932..5d2af061 100644 --- a/source/fitz/bitmap.c +++ b/source/fitz/bitmap.c @@ -45,36 +45,37 @@ fz_clear_bitmap(fz_context *ctx, fz_bitmap *bit) memset(bit->samples, 0, bit->stride * bit->h); } -/* - * Write bitmap to PBM file - */ - void -fz_write_pbm(fz_context *ctx, fz_bitmap *bitmap, char *filename) +fz_output_pbm(fz_context *ctx, fz_output *out, fz_bitmap *bitmap) { - FILE *fp; unsigned char *p; int h, bytestride; - fp = fz_fopen(filename, "wb"); - if (!fp) - fz_throw(ctx, FZ_ERROR_GENERIC, "cannot open file '%s': %s", filename, strerror(errno)); + if (bitmap->n != 1) + fz_throw(ctx, FZ_ERROR_GENERIC, "too many color components in bitmap"); - assert(bitmap->n == 1); - - fprintf(fp, "P4\n%d %d\n", bitmap->w, bitmap->h); + fz_printf(ctx, out, "P4\n%d %d\n", bitmap->w, bitmap->h); p = bitmap->samples; - h = bitmap->h; bytestride = (bitmap->w + 7) >> 3; while (h--) { - fwrite(p, 1, bytestride, fp); + fz_write(ctx, out, p, bytestride); p += bitmap->stride; } +} - fclose(fp); +void +fz_write_pbm(fz_context *ctx, fz_bitmap *bitmap, char *filename) +{ + fz_output *out = fz_new_output_with_path(ctx, filename, 0); + fz_try(ctx) + fz_output_pbm(ctx, out, bitmap); + fz_always(ctx) + fz_drop_output(ctx, out); + fz_catch(ctx) + fz_rethrow(ctx); } fz_colorspace *fz_pixmap_colorspace(fz_context *ctx, fz_pixmap *pix) |