diff options
Diffstat (limited to 'fitz/filt_dctd.c')
| -rw-r--r-- | fitz/filt_dctd.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fitz/filt_dctd.c b/fitz/filt_dctd.c index 4357f3d7..23744f01 100644 --- a/fitz/filt_dctd.c +++ b/fitz/filt_dctd.c @@ -1,4 +1,4 @@ -#include "fitz.h" +#include "fitz-internal.h" #include <jpeglib.h> #include <setjmp.h> @@ -12,6 +12,7 @@ struct fz_dctd_s int color_transform; int init; int stride; + int factor; unsigned char *scanline; unsigned char *rp, *wp; struct jpeg_decompress_struct cinfo; @@ -150,6 +151,9 @@ read_dctd(fz_stream *stm, unsigned char *buf, int len) break; } + cinfo->scale_num = 8/state->factor; + cinfo->scale_denom = 8; + jpeg_start_decompress(cinfo); state->stride = cinfo->output_width * cinfo->output_components; @@ -216,6 +220,12 @@ skip: fz_stream * fz_open_dctd(fz_stream *chain, int color_transform) { + return fz_open_resized_dctd(chain, color_transform, 1); +} + +fz_stream * +fz_open_resized_dctd(fz_stream *chain, int color_transform, int factor) +{ fz_context *ctx = chain->ctx; fz_dctd *state = NULL; @@ -228,6 +238,7 @@ fz_open_dctd(fz_stream *chain, int color_transform) state->chain = chain; state->color_transform = color_transform; state->init = 0; + state->factor = factor; } fz_catch(ctx) { |