rename part 1 -- files

1 files changed, 0 insertions, 219 deletions

diff --git a/filter/dctd.c b/filter/dctd.c
deleted file mode 100644
index 750f7893..00000000
--- a/filter/dctd.c
+++ /dev/null
@@ -1,219 +0,0 @@
-#include <fitz.h>
-
-#include "dctc.h"
-
-typedef struct fz_dctd_s fz_dctd;
-
-struct mysrcmgr
-{
-	struct jpeg_source_mgr super;
-	fz_buffer *buf;
-	int skip;
-};
-
-struct fz_dctd_s
-{
-	fz_filter super;
-	struct jpeg_decompress_struct cinfo;
-	struct mysrcmgr src;
-	struct myerrmgr err;
-	int colortransform;
-	int stage;
-};
-
-static void myinitsource(j_decompress_ptr cinfo) { /* empty */ }
-static boolean myfillinput(j_decompress_ptr cinfo) { return FALSE; }
-static void mytermsource(j_decompress_ptr cinfo) { /* empty */ }
-
-static void myskipinput(j_decompress_ptr cinfo, long n)
-{
-	struct mysrcmgr *src = (struct mysrcmgr *)cinfo->src;
-	fz_buffer *in = src->buf;
-
-	assert(src->skip == 0);
-
-	in->rp = in->wp - src->super.bytes_in_buffer;
-
-	if (in->rp + n > in->wp) {
-		src->skip = (in->rp + n) - in->wp;
-		in->rp = in->wp;
-	}
-	else {
-		src->skip = 0;
-		in->rp += n;
-	}
-
-	src->super.bytes_in_buffer = in->wp - in->rp;
-	src->super.next_input_byte = in->rp;
-}
-
-fz_error *
-fz_newdctd(fz_filter **fp, fz_obj *params)
-{
-	fz_error *err;
-	fz_obj *obj;
-	int colortransform;
-
-	FZ_NEWFILTER(fz_dctd, d, dctd);
-
-	colortransform = 1;
-
-	if (params) {
-		obj = fz_dictgets(params, "ColorTransform");
-		if (obj) colortransform = fz_toint(obj);
-	}
-
-	d->colortransform = colortransform;
-	d->stage = 0;
-
-	/* setup error callback first thing */
-	myiniterr(&d->err);
-	d->cinfo.err = (struct jpeg_error_mgr*) &d->err;
-
-	if (setjmp(d->err.jb)) {
-		err = fz_throw("ioerror in dctd: %s", d->err.msg);
-		fz_free(d);
-		return err;
-	}
-
-	/* create decompression object. this zeroes cinfo except for err. */
-	jpeg_create_decompress(&d->cinfo);
-
-	/* prepare source manager */
-	d->cinfo.src = (struct jpeg_source_mgr *)&d->src;
-	d->src.super.init_source = myinitsource;
-	d->src.super.fill_input_buffer = myfillinput;
-	d->src.super.skip_input_data = myskipinput;
-	d->src.super.resync_to_restart = jpeg_resync_to_restart;
-	d->src.super.term_source = mytermsource;
-
-	d->src.super.bytes_in_buffer = 0;
-	d->src.super.next_input_byte = nil;
-	d->src.skip = 0;
-
-	/* speed up jpeg decoding a bit */
-	d->cinfo.dct_method = JDCT_FASTEST;
-	d->cinfo.do_fancy_upsampling = FALSE;
-
-	return nil;
-}
-
-void
-fz_dropdctd(fz_filter *filter)
-{
-	fz_dctd *d = (fz_dctd*)filter;
-	if (setjmp(d->err.jb)) {
-		fprintf(stderr, "ioerror in dct: jpeg_destroy_decompress: %s", d->err.msg);
-		return;
-	}
-	jpeg_destroy_decompress(&d->cinfo);
-}
-
-fz_error *
-fz_processdctd(fz_filter *filter, fz_buffer *in, fz_buffer *out)
-{
-	fz_dctd *d = (fz_dctd*)filter;
-	boolean b;
-	int i;
-	int stride;
-	JSAMPROW scanlines[1];
-
-	d->src.buf = in;
-
-	/* skip any bytes left over from myskipinput() */
-	if (d->src.skip > 0) {
-		if (in->rp + d->src.skip > in->wp) {
-			d->src.skip = (in->rp + d->src.skip) - in->wp;
-			in->rp = in->wp;
-			goto needinput;
-		}
-		else {
-			in->rp += d->src.skip;
-			d->src.skip = 0;
-		}
-	}
-
-	d->src.super.bytes_in_buffer = in->wp - in->rp;
-	d->src.super.next_input_byte = in->rp;
-
-	if (setjmp(d->err.jb)) {
-		return fz_throw("ioerror in dctd: %s", d->err.msg);
-	}
-
-	switch (d->stage)
-	{
-		case 0:
-			i = jpeg_read_header(&d->cinfo, TRUE);
-			if (i == JPEG_SUSPENDED)
-				goto needinput;
-
-			/* FIXME: default value if ColorTransform is not set */
-
-			if (!d->cinfo.saw_Adobe_marker) {
-				switch (d->cinfo.num_components) {
-					case 3:
-						if (d->colortransform)
-							d->cinfo.jpeg_color_space = JCS_YCbCr;
-						else
-							d->cinfo.jpeg_color_space = JCS_RGB;
-						break;
-					case 4:
-						if (d->colortransform)
-							d->cinfo.jpeg_color_space = JCS_YCCK;
-						else
-							d->cinfo.jpeg_color_space = JCS_CMYK;
-						break;
-				}
-			}
-
-			/* fall through */
-			d->stage = 1;
-
-		case 1:
-			b = jpeg_start_decompress(&d->cinfo);
-			if (b == FALSE)
-				goto needinput;
-
-			/* fall through */
-			d->stage = 2;
-
-		case 2:
-			stride = d->cinfo.output_width * d->cinfo.output_components;
-
-			while (d->cinfo.output_scanline < d->cinfo.output_height)
-			{
-				if (out->wp + stride > out->ep)
-					goto needoutput;
-
-				scanlines[0] = out->wp;
-
-				i = jpeg_read_scanlines(&d->cinfo, scanlines, 1);
-
-				if (i == 0)
-					goto needinput;
-
-				out->wp += stride;
-			}
-
-			/* fall through */
-			d->stage = 3;
-
-		case 3:
-			b = jpeg_finish_decompress(&d->cinfo);
-			if (b == FALSE)
-				goto needinput;
-			d->stage = 4;
-			out->eof = 1;
-			in->rp = in->wp - d->src.super.bytes_in_buffer;
-			return fz_iodone;
-	}
-
-needinput:
-	in->rp = in->wp - d->src.super.bytes_in_buffer;
-	return fz_ioneedin;
-
-needoutput:
-	in->rp = in->wp - d->src.super.bytes_in_buffer;
-	return fz_ioneedout;
-}
-