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path: root/source/pdf/pdf-function.c
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-rw-r--r--source/pdf/pdf-function.c155
1 files changed, 75 insertions, 80 deletions
diff --git a/source/pdf/pdf-function.c b/source/pdf/pdf-function.c
index b182a85e..f8e72e87 100644
--- a/source/pdf/pdf-function.c
+++ b/source/pdf/pdf-function.c
@@ -109,13 +109,12 @@ struct ps_stack_s
int sp;
};
-#ifndef NDEBUG
void
-pdf_debug_ps_stack(fz_context *ctx, ps_stack *st)
+pdf_print_ps_stack(fz_context *ctx, fz_output *out, ps_stack *st)
{
int i;
- printf("stack: ");
+ fz_printf(ctx, out, "stack:");
for (i = 0; i < st->sp; i++)
{
@@ -123,24 +122,24 @@ pdf_debug_ps_stack(fz_context *ctx, ps_stack *st)
{
case PS_BOOL:
if (st->stack[i].u.b)
- printf("true ");
+ fz_printf(ctx, out, " true");
else
- printf("false ");
+ fz_printf(ctx, out, " false");
break;
case PS_INT:
- printf("%d ", st->stack[i].u.i);
+ fz_printf(ctx, out, " %d", st->stack[i].u.i);
break;
case PS_REAL:
- printf("%g ", st->stack[i].u.f);
+ fz_printf(ctx, out, " %g", st->stack[i].u.f);
break;
}
}
- printf("\n");
+
+ fz_printf(ctx, out, "\n");
}
-#endif
static void
ps_init_stack(ps_stack *st)
@@ -1386,26 +1385,25 @@ pdf_eval_function(fz_context *ctx, fz_function *func_, const float *in, float *o
* Debugging prints
*/
-#ifndef NDEBUG
static void
-pdf_debug_indent(char *prefix, int level, char *suffix)
+pdf_debug_indent(fz_context *ctx, fz_output *out, char *prefix, int level, char *suffix)
{
int i;
- printf("%s", prefix);
+ fz_puts(ctx, out, prefix);
for (i = 0; i < level; i++)
- printf("\t");
+ fz_putc(ctx, out, '\t');
- printf("%s", suffix);
+ fz_puts(ctx, out, suffix);
}
static void
-pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
+pdf_debug_ps_func_code(fz_context *ctx, fz_output *out, psobj *funccode, psobj *code, int level)
{
int eof, wasop;
- pdf_debug_indent("", level, "{");
+ pdf_debug_indent(ctx, out, "", level, "{");
/* Print empty blocks as { }, instead of separating braces on different lines. */
if (code->type == PS_OPERATOR && code->u.op == PS_OP_RETURN)
@@ -1414,7 +1412,7 @@ pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
return;
}
- pdf_debug_indent("\n", ++level, "");
+ pdf_debug_indent(ctx, out, "\n", ++level, "");
eof = 0;
wasop = 0;
@@ -1424,7 +1422,7 @@ pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
{
case PS_INT:
if (wasop)
- pdf_debug_indent("\n", level, "");
+ pdf_debug_indent(ctx, out, "\n", level, "");
printf("%d ", code->u.i);
wasop = 0;
@@ -1433,7 +1431,7 @@ pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
case PS_REAL:
if (wasop)
- pdf_debug_indent("\n", level, "");
+ pdf_debug_indent(ctx, out, "\n", level, "");
printf("%g ", code->u.f);
wasop = 0;
@@ -1449,27 +1447,27 @@ pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
else if (code->u.op == PS_OP_IF)
{
printf("\n");
- pdf_debug_ps_func_code(funccode, &funccode[(code + 2)->u.block], level);
+ pdf_debug_ps_func_code(ctx, out, funccode, &funccode[(code + 2)->u.block], level);
printf("%s", ps_op_names[code->u.op]);
code = &funccode[(code + 3)->u.block];
if (code->type != PS_OPERATOR || code->u.op != PS_OP_RETURN)
- pdf_debug_indent("\n", level, "");
+ pdf_debug_indent(ctx, out, "\n", level, "");
wasop = 0;
}
else if (code->u.op == PS_OP_IFELSE)
{
printf("\n");
- pdf_debug_ps_func_code(funccode, &funccode[(code + 2)->u.block], level);
+ pdf_debug_ps_func_code(ctx, out, funccode, &funccode[(code + 2)->u.block], level);
printf("\n");
- pdf_debug_ps_func_code(funccode, &funccode[(code + 1)->u.block], level);
+ pdf_debug_ps_func_code(ctx, out, funccode, &funccode[(code + 1)->u.block], level);
printf("%s", ps_op_names[code->u.op]);
code = &funccode[(code + 3)->u.block];
if (code->type != PS_OPERATOR || code->u.op != PS_OP_RETURN)
- pdf_debug_indent("\n", level, "");
+ pdf_debug_indent(ctx, out, "\n", level, "");
wasop = 0;
}
@@ -1483,18 +1481,18 @@ pdf_debug_ps_func_code(psobj *funccode, psobj *code, int level)
}
}
- pdf_debug_indent("", --level, "} ");
+ pdf_debug_indent(ctx, out, "", --level, "} ");
}
static void
-pdf_debug_function_imp(fz_function *func_, int level)
+pdf_debug_function_imp(fz_context *ctx, fz_output *out, fz_function *func_, int level)
{
int i;
pdf_function *func = (pdf_function *)func_;
- pdf_debug_indent("", level, "function {\n");
+ pdf_debug_indent(ctx, out, "", level, "function {\n");
- pdf_debug_indent("", ++level, "");
+ pdf_debug_indent(ctx, out, "", ++level, "");
switch (func->type)
{
case SAMPLE:
@@ -1511,99 +1509,98 @@ pdf_debug_function_imp(fz_function *func_, int level)
break;
}
- pdf_debug_indent("\n", level, "");
- printf("%d input -> %d output\n", func->base.m, func->base.n);
+ pdf_debug_indent(ctx, out, "\n", level, "");
+ fz_printf(ctx, out, "%d input -> %d output\n", func->base.m, func->base.n);
- pdf_debug_indent("", level, "domain ");
+ pdf_debug_indent(ctx, out, "", level, "domain ");
for (i = 0; i < func->base.m; i++)
- printf("%g %g ", func->domain[i][0], func->domain[i][1]);
- printf("\n");
+ fz_printf(ctx, out, "%g %g ", func->domain[i][0], func->domain[i][1]);
+ fz_printf(ctx, out, "\n");
if (func->has_range)
{
- pdf_debug_indent("", level, "range ");
+ pdf_debug_indent(ctx, out, "", level, "range ");
for (i = 0; i < func->base.n; i++)
- printf("%g %g ", func->range[i][0], func->range[i][1]);
- printf("\n");
+ fz_printf(ctx, out, "%g %g ", func->range[i][0], func->range[i][1]);
+ fz_printf(ctx, out, "\n");
}
switch (func->type)
{
case SAMPLE:
- pdf_debug_indent("", level, "");
- printf("bps: %d\n", func->u.sa.bps);
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "bps: %d\n", func->u.sa.bps);
- pdf_debug_indent("", level, "");
- printf("size: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "size: [ ");
for (i = 0; i < func->base.m; i++)
- printf("%d ", func->u.sa.size[i]);
- printf("]\n");
+ fz_printf(ctx, out, "%d ", func->u.sa.size[i]);
+ fz_printf(ctx, out, "]\n");
- pdf_debug_indent("", level, "");
- printf("encode: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "encode: [ ");
for (i = 0; i < func->base.m; i++)
- printf("%g %g ", func->u.sa.encode[i][0], func->u.sa.encode[i][1]);
- printf("]\n");
+ fz_printf(ctx, out, "%g %g ", func->u.sa.encode[i][0], func->u.sa.encode[i][1]);
+ fz_printf(ctx, out, "]\n");
- pdf_debug_indent("", level, "");
- printf("decode: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "decode: [ ");
for (i = 0; i < func->base.m; i++)
- printf("%g %g ", func->u.sa.decode[i][0], func->u.sa.decode[i][1]);
- printf("]\n");
+ fz_printf(ctx, out, "%g %g ", func->u.sa.decode[i][0], func->u.sa.decode[i][1]);
+ fz_printf(ctx, out, "]\n");
break;
case EXPONENTIAL:
- pdf_debug_indent("", level, "");
- printf("n: %g\n", func->u.e.n);
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "n: %g\n", func->u.e.n);
- pdf_debug_indent("", level, "");
- printf("c0: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "c0: [ ");
for (i = 0; i < func->base.n; i++)
- printf("%g ", func->u.e.c0[i]);
- printf("]\n");
+ fz_printf(ctx, out, "%g ", func->u.e.c0[i]);
+ fz_printf(ctx, out, "]\n");
- pdf_debug_indent("", level, "");
- printf("c1: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "c1: [ ");
for (i = 0; i < func->base.n; i++)
- printf("%g ", func->u.e.c1[i]);
- printf("]\n");
+ fz_printf(ctx, out, "%g ", func->u.e.c1[i]);
+ fz_printf(ctx, out, "]\n");
break;
case STITCHING:
- pdf_debug_indent("", level, "");
- printf("%d functions\n", func->u.st.k);
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "%d functions\n", func->u.st.k);
- pdf_debug_indent("", level, "");
- printf("bounds: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "bounds: [ ");
for (i = 0; i < func->u.st.k - 1; i++)
- printf("%g ", func->u.st.bounds[i]);
- printf("]\n");
+ fz_printf(ctx, out, "%g ", func->u.st.bounds[i]);
+ fz_printf(ctx, out, "]\n");
- pdf_debug_indent("", level, "");
- printf("encode: [ ");
+ pdf_debug_indent(ctx, out, "", level, "");
+ fz_printf(ctx, out, "encode: [ ");
for (i = 0; i < func->u.st.k * 2; i++)
- printf("%g ", func->u.st.encode[i]);
- printf("]\n");
+ fz_printf(ctx, out, "%g ", func->u.st.encode[i]);
+ fz_printf(ctx, out, "]\n");
for (i = 0; i < func->u.st.k; i++)
- pdf_debug_function_imp(func->u.st.funcs[i], level);
+ pdf_debug_function_imp(ctx, out, func->u.st.funcs[i], level);
break;
case POSTSCRIPT:
- pdf_debug_ps_func_code(func->u.p.code, func->u.p.code, level);
- printf("\n");
+ pdf_debug_ps_func_code(ctx, out, func->u.p.code, func->u.p.code, level);
+ fz_printf(ctx, out, "\n");
break;
}
- pdf_debug_indent("", --level, "}\n");
+ pdf_debug_indent(ctx, out, "", --level, "}\n");
}
void
-pdf_debug_function(fz_context *ctx, fz_function *func)
+pdf_print_function(fz_context *ctx, fz_output *out, fz_function *func)
{
- pdf_debug_function_imp(func, 0);
+ pdf_debug_function_imp(ctx, out, func, 0);
}
-#endif
fz_function *
pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *dict, int in, int out)
@@ -1624,9 +1621,7 @@ pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *dict, int in, int
FZ_INIT_STORABLE(&func->base, 1, pdf_drop_function_imp);
func->base.size = sizeof(*func);
func->base.evaluate = pdf_eval_function;
-#ifndef NDEBUG
- func->base.debug = pdf_debug_function;
-#endif
+ func->base.print = pdf_print_function;
obj = pdf_dict_get(ctx, dict, PDF_NAME_FunctionType);
func->type = pdf_to_int(ctx, obj);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-21 20:35:17 +0000