Strip doc out of color space load method

Also the pdf_load_function call.  Doc was not used
in either of these.

7 files changed, 35 insertions, 35 deletions

diff --git a/include/mupdf/pdf/resource.h b/include/mupdf/pdf/resource.h
index cbad160a..0b7b9161 100644
--- a/include/mupdf/pdf/resource.h
+++ b/include/mupdf/pdf/resource.h
@@ -33,9 +33,9 @@ void pdf_eval_function(fz_context *ctx, pdf_function *func, const float *in, int
 pdf_function *pdf_keep_function(fz_context *ctx, pdf_function *func);
 void pdf_drop_function(fz_context *ctx, pdf_function *func);
 size_t pdf_function_size(fz_context *ctx, pdf_function *func);
-pdf_function *pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *ref, int in, int out);
+pdf_function *pdf_load_function(fz_context *ctx, pdf_obj *ref, int in, int out);
 
-fz_colorspace *pdf_load_colorspace(fz_context *ctx, pdf_document *doc, pdf_obj *obj);
+fz_colorspace *pdf_load_colorspace(fz_context *ctx, pdf_obj *obj);
 int pdf_is_tint_colorspace(fz_context *ctx, fz_colorspace *cs);
 
 fz_shade *pdf_load_shading(fz_context *ctx, pdf_document *doc, pdf_obj *obj);
diff --git a/source/pdf/pdf-colorspace.c b/source/pdf/pdf-colorspace.c
index 820ae713..2a862c65 100644
--- a/source/pdf/pdf-colorspace.c
+++ b/source/pdf/pdf-colorspace.c
@@ -8,7 +8,7 @@
 /* ICCBased */
 
 static fz_colorspace *
-load_icc_based(fz_context *ctx, pdf_document *doc, pdf_obj *dict)
+load_icc_based(fz_context *ctx, pdf_obj *dict)
 {
 	int n;
 	pdf_obj *obj;
@@ -22,7 +22,7 @@ load_icc_based(fz_context *ctx, pdf_document *doc, pdf_obj *dict)
 
 		fz_try(ctx)
 		{
-			cs_alt = pdf_load_colorspace(ctx, doc, obj);
+			cs_alt = pdf_load_colorspace(ctx, obj);
 			if (cs_alt->n != n)
 			{
 				fz_drop_colorspace(ctx, cs_alt);
@@ -77,7 +77,7 @@ free_separation(fz_context *ctx, fz_colorspace *cs)
 }
 
 static fz_colorspace *
-load_separation(fz_context *ctx, pdf_document *doc, pdf_obj *array)
+load_separation(fz_context *ctx, pdf_obj *array)
 {
 	fz_colorspace *cs;
 	struct separation *sep = NULL;
@@ -99,11 +99,11 @@ load_separation(fz_context *ctx, pdf_document *doc, pdf_obj *array)
 	if (n > FZ_MAX_COLORS)
 		fz_throw(ctx, FZ_ERROR_SYNTAX, "too many components in colorspace");
 
-	base = pdf_load_colorspace(ctx, doc, baseobj);
+	base = pdf_load_colorspace(ctx, baseobj);
 
 	fz_try(ctx)
 	{
-		tint = pdf_load_function(ctx, doc, tintobj, n, base->n);
+		tint = pdf_load_function(ctx, tintobj, n, base->n);
 		/* RJW: fz_drop_colorspace(ctx, base);
 		 * "cannot load tint function (%d 0 R)", pdf_to_num(ctx, tintobj) */
 
@@ -134,7 +134,7 @@ pdf_is_tint_colorspace(fz_context *ctx, fz_colorspace *cs)
 /* Indexed */
 
 static fz_colorspace *
-load_indexed(fz_context *ctx, pdf_document *doc, pdf_obj *array)
+load_indexed(fz_context *ctx, pdf_obj *array)
 {
 	pdf_obj *baseobj = pdf_array_get(ctx, array, 1);
 	pdf_obj *highobj = pdf_array_get(ctx, array, 2);
@@ -149,7 +149,7 @@ load_indexed(fz_context *ctx, pdf_document *doc, pdf_obj *array)
 
 	fz_try(ctx)
 	{
-		base = pdf_load_colorspace(ctx, doc, baseobj);
+		base = pdf_load_colorspace(ctx, baseobj);
 
 		high = pdf_to_int(ctx, highobj);
 		high = fz_clampi(high, 0, 255);
@@ -204,7 +204,7 @@ load_indexed(fz_context *ctx, pdf_document *doc, pdf_obj *array)
 /* Parse and create colorspace from PDF object */
 
 static fz_colorspace *
-pdf_load_colorspace_imp(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
+pdf_load_colorspace_imp(fz_context *ctx, pdf_obj *obj)
 {
 	if (pdf_obj_marked(ctx, obj))
 		fz_throw(ctx, FZ_ERROR_SYNTAX, "recursion in colorspace definition");
@@ -264,18 +264,18 @@ pdf_load_colorspace_imp(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
 					if (pdf_mark_obj(ctx, obj))
 						fz_throw(ctx, FZ_ERROR_SYNTAX, "recursive colorspace");
 					if (pdf_name_eq(ctx, name, PDF_NAME_ICCBased))
-						cs = load_icc_based(ctx, doc, pdf_array_get(ctx, obj, 1));
+						cs = load_icc_based(ctx, pdf_array_get(ctx, obj, 1));
 
 					else if (pdf_name_eq(ctx, name, PDF_NAME_Indexed))
-						cs = load_indexed(ctx, doc, obj);
+						cs = load_indexed(ctx, obj);
 					else if (pdf_name_eq(ctx, name, PDF_NAME_I))
-						cs = load_indexed(ctx, doc, obj);
+						cs = load_indexed(ctx, obj);
 
 					else if (pdf_name_eq(ctx, name, PDF_NAME_Separation))
-						cs = load_separation(ctx, doc, obj);
+						cs = load_separation(ctx, obj);
 
 					else if (pdf_name_eq(ctx, name, PDF_NAME_DeviceN))
-						cs = load_separation(ctx, doc, obj);
+						cs = load_separation(ctx, obj);
 					else if (pdf_name_eq(ctx, name, PDF_NAME_Pattern))
 					{
 						pdf_obj *pobj;
@@ -287,7 +287,7 @@ pdf_load_colorspace_imp(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
 							break;
 						}
 
-						cs = pdf_load_colorspace(ctx, doc, pobj);
+						cs = pdf_load_colorspace(ctx, pobj);
 					}
 					else
 						fz_throw(ctx, FZ_ERROR_SYNTAX, "unknown colorspace %s", pdf_to_name(ctx, name));
@@ -309,7 +309,7 @@ pdf_load_colorspace_imp(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
 }
 
 fz_colorspace *
-pdf_load_colorspace(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
+pdf_load_colorspace(fz_context *ctx, pdf_obj *obj)
 {
 	fz_colorspace *cs;
 
@@ -318,7 +318,7 @@ pdf_load_colorspace(fz_context *ctx, pdf_document *doc, pdf_obj *obj)
 		return cs;
 	}
 
-	cs = pdf_load_colorspace_imp(ctx, doc, obj);
+	cs = pdf_load_colorspace_imp(ctx, obj);
 
 	pdf_store_item(ctx, obj, cs, cs->size);
 
diff --git a/source/pdf/pdf-function.c b/source/pdf/pdf-function.c
index b0c4a6ed..9577dccc 100644
--- a/source/pdf/pdf-function.c
+++ b/source/pdf/pdf-function.c
@@ -864,7 +864,7 @@ parse_code(fz_context *ctx, pdf_function *func, fz_stream *stream, int *codeptr,
 }
 
 static void
-load_postscript_func(fz_context *ctx, pdf_document *doc, pdf_function *func, pdf_obj *dict)
+load_postscript_func(fz_context *ctx, pdf_function *func, pdf_obj *dict)
 {
 	fz_stream *stream = NULL;
 	int codeptr;
@@ -937,7 +937,7 @@ eval_postscript_func(fz_context *ctx, pdf_function *func, const float *in, float
 #define MAX_SAMPLE_FUNCTION_SIZE (100 << 20)
 
 static void
-load_sample_func(fz_context *ctx, pdf_document *doc, pdf_function *func, pdf_obj *dict)
+load_sample_func(fz_context *ctx, pdf_function *func, pdf_obj *dict)
 {
 	fz_stream *stream;
 	pdf_obj *obj;
@@ -1145,7 +1145,7 @@ eval_sample_func(fz_context *ctx, pdf_function *func, const float *in, float *ou
  */
 
 static void
-load_exponential_func(fz_context *ctx, pdf_document *doc, pdf_function *func, pdf_obj *dict)
+load_exponential_func(fz_context *ctx, pdf_function *func, pdf_obj *dict)
 {
 	pdf_obj *obj;
 	int i;
@@ -1230,7 +1230,7 @@ eval_exponential_func(fz_context *ctx, pdf_function *func, float in, float *out)
  */
 
 static void
-load_stitching_func(fz_context *ctx, pdf_document *doc, pdf_function *func, pdf_obj *dict)
+load_stitching_func(fz_context *ctx, pdf_function *func, pdf_obj *dict)
 {
 	pdf_function **funcs;
 	pdf_obj *obj;
@@ -1263,7 +1263,7 @@ load_stitching_func(fz_context *ctx, pdf_document *doc, pdf_function *func, pdf_
 		for (i = 0; i < k; i++)
 		{
 			sub = pdf_array_get(ctx, obj, i);
-			funcs[i] = pdf_load_function(ctx, doc, sub, 1, func->n);
+			funcs[i] = pdf_load_function(ctx, sub, 1, func->n);
 
 			func->size += pdf_function_size(ctx, funcs[i]);
 			func->u.st.k ++;
@@ -1442,7 +1442,7 @@ pdf_eval_function(fz_context *ctx, pdf_function *func, const float *in, int inle
 }
 
 pdf_function *
-pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *dict, int in, int out)
+pdf_load_function(fz_context *ctx, pdf_obj *dict, int in, int out)
 {
 	pdf_function *func;
 	pdf_obj *obj;
@@ -1498,19 +1498,19 @@ pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *dict, int in, int
 		switch (func->type)
 		{
 		case SAMPLE:
-			load_sample_func(ctx, doc, func, dict);
+			load_sample_func(ctx, func, dict);
 			break;
 
 		case EXPONENTIAL:
-			load_exponential_func(ctx, doc, func, dict);
+			load_exponential_func(ctx, func, dict);
 			break;
 
 		case STITCHING:
-			load_stitching_func(ctx, doc, func, dict);
+			load_stitching_func(ctx, func, dict);
 			break;
 
 		case POSTSCRIPT:
-			load_postscript_func(ctx, doc, func, dict);
+			load_postscript_func(ctx, func, dict);
 			break;
 
 		default:
diff --git a/source/pdf/pdf-image.c b/source/pdf/pdf-image.c
index 524284e8..b19f1e39 100644
--- a/source/pdf/pdf-image.c
+++ b/source/pdf/pdf-image.c
@@ -99,7 +99,7 @@ pdf_load_image_imp(fz_context *ctx, pdf_document *doc, pdf_obj *rdb, pdf_obj *di
 					obj = res;
 			}
 
-			colorspace = pdf_load_colorspace(ctx, doc, obj);
+			colorspace = pdf_load_colorspace(ctx, obj);
 			indexed = fz_colorspace_is_indexed(ctx, colorspace);
 
 			n = fz_colorspace_n(ctx, colorspace);
@@ -233,7 +233,7 @@ pdf_load_jpx(fz_context *ctx, pdf_document *doc, pdf_obj *dict, int forcemask)
 
 		obj = pdf_dict_get(ctx, dict, PDF_NAME_ColorSpace);
 		if (obj)
-			colorspace = pdf_load_colorspace(ctx, doc, obj);
+			colorspace = pdf_load_colorspace(ctx, obj);
 
 		len = fz_buffer_storage(ctx, buf, &data);
 		pix = fz_load_jpx(ctx, data, len, colorspace);
diff --git a/source/pdf/pdf-interpret.c b/source/pdf/pdf-interpret.c
index 577bd818..f98326e6 100644
--- a/source/pdf/pdf-interpret.c
+++ b/source/pdf/pdf-interpret.c
@@ -393,7 +393,7 @@ pdf_process_CS(fz_context *ctx, pdf_processor *proc, pdf_csi *csi, int stroke)
 			csobj = pdf_dict_gets(ctx, csres, csi->name);
 			if (!csobj)
 				fz_throw(ctx, FZ_ERROR_SYNTAX, "cannot find ColorSpace resource '%s'", csi->name);
-			cs = pdf_load_colorspace(ctx, csi->doc, csobj);
+			cs = pdf_load_colorspace(ctx, csobj);
 		}
 
 		fz_try(ctx)
diff --git a/source/pdf/pdf-shade.c b/source/pdf/pdf-shade.c
index cc665fc7..3cf3db52 100644
--- a/source/pdf/pdf-shade.c
+++ b/source/pdf/pdf-shade.c
@@ -333,7 +333,7 @@ pdf_load_shading_dict(fz_context *ctx, pdf_document *doc, pdf_obj *dict, const f
 		obj = pdf_dict_get(ctx, dict, PDF_NAME_ColorSpace);
 		if (!obj)
 			fz_throw(ctx, FZ_ERROR_SYNTAX, "shading colorspace is missing");
-		shade->colorspace = pdf_load_colorspace(ctx, doc, obj);
+		shade->colorspace = pdf_load_colorspace(ctx, obj);
 		n = fz_colorspace_n(ctx, shade->colorspace);
 
 		obj = pdf_dict_get(ctx, dict, PDF_NAME_Background);
@@ -359,7 +359,7 @@ pdf_load_shading_dict(fz_context *ctx, pdf_document *doc, pdf_obj *dict, const f
 				in = 1;
 			out = n;
 
-			func[0] = pdf_load_function(ctx, doc, obj, in, out);
+			func[0] = pdf_load_function(ctx, obj, in, out);
 			if (!func[0])
 				fz_throw(ctx, FZ_ERROR_SYNTAX, "cannot load shading function (%d 0 R)", pdf_to_num(ctx, obj));
 		}
@@ -385,7 +385,7 @@ pdf_load_shading_dict(fz_context *ctx, pdf_document *doc, pdf_obj *dict, const f
 
 			for (i = 0; i < funcs; i++)
 			{
-				func[i] = pdf_load_function(ctx, doc, pdf_array_get(ctx, obj, i), in, out);
+				func[i] = pdf_load_function(ctx, pdf_array_get(ctx, obj, i), in, out);
 				if (!func[i])
 					fz_throw(ctx, FZ_ERROR_SYNTAX, "cannot load shading function (%d 0 R)", pdf_to_num(ctx, obj));
 			}
diff --git a/source/pdf/pdf-xobject.c b/source/pdf/pdf-xobject.c
index 34d8edd8..c7b03a4e 100644
--- a/source/pdf/pdf-xobject.c
+++ b/source/pdf/pdf-xobject.c
@@ -83,7 +83,7 @@ pdf_xobject_colorspace(fz_context *ctx, pdf_xobject *xobj)
 		{
 			fz_colorspace *colorspace = NULL;
 			fz_try(ctx)
-				colorspace = pdf_load_colorspace(ctx, pdf_get_bound_document(ctx, xobj->obj), cs);
+				colorspace = pdf_load_colorspace(ctx, cs);
 			fz_catch(ctx)
 				fz_warn(ctx, "cannot load xobject colorspace");
 			return colorspace;