895 lines
29 KiB
C
895 lines
29 KiB
C
/* vim: set et ts=3 sw=3 sts=3 ft=c:
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*
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* Copyright (C) 2016 Christopher Snowhill. All rights reserved.
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* https://github.com/kode54/sflist
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <ctype.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <json-builder.h>
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#include "sflist.h"
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/* Extras needed */
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static int json_equal (const json_value * a, const json_value * b);
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static int json_equal_array(const json_value * a, const json_value * b)
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{
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unsigned int i, j;
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if (a->u.array.length != b->u.array.length) return 0;
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for (i = 0, j = a->u.array.length; i < j; ++i)
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{
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if (!json_equal(a->u.array.values[i], b->u.array.values[i]))
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return 0;
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}
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return 1;
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}
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static int json_equal_object(const json_value * a, const json_value * b)
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{
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unsigned int i, j;
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if (a->u.object.length != b->u.object.length) return 0;
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for (i = 0, j = a->u.object.length; i < j; ++i)
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{
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if (strcmp(a->u.object.values[i].name, b->u.object.values[i].name))
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return 0;
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if (!json_equal(a->u.object.values[i].value, b->u.object.values[i].value))
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return 0;
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}
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return 1;
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}
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static int json_equal (const json_value * a, const json_value * b)
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{
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if (a->type != b->type) return 0;
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switch (a->type)
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{
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case json_none:
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case json_null:
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return 1;
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case json_integer:
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return a->u.integer == b->u.integer;
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case json_double:
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return a->u.dbl == b->u.dbl;
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case json_boolean:
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return !a->u.boolean == !b->u.boolean;
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case json_string:
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return !strcmp(a->u.string.ptr, b->u.string.ptr);
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case json_array:
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return json_equal_array(a, b);
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case json_object:
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return json_equal_object(a, b);
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}
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return 0;
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}
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static int json_signum (double val)
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{
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return (val > 0.0) - (val < 0.0);
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}
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#define json_compare_invalid -1000
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static int json_compare (const json_value * a, const json_value * b)
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{
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if (a->type != b->type) return json_compare_invalid;
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switch (a->type)
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{
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case json_none:
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case json_null:
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return 0;
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case json_integer:
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return a->u.integer - b->u.integer;
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case json_double:
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return json_signum(a->u.dbl - b->u.dbl);
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case json_boolean:
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return !!a->u.boolean - !!b->u.boolean;
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case json_string:
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return strcmp(a->u.string.ptr, b->u.string.ptr);
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case json_array:
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case json_object:
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return json_compare_invalid;
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}
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return json_compare_invalid;
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}
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static int json_array_contains_value (const json_value * array, const json_value * value)
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{
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unsigned int i, j;
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for (i = 0, j = array->u.array.length; i < j; ++i)
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{
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if (json_equal(array->u.array.values[i], value))
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return 1;
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}
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return 0;
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}
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json_value * json_array_merge (json_value * arrayA, json_value * arrayB)
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{
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unsigned int i, j;
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if (arrayA->type != json_array || arrayB->type != json_array)
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return 0;
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for (i = 0, j = arrayB->u.array.length; i < j; ++i)
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{
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if (!json_array_contains_value(arrayA, arrayB->u.array.values[i]))
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{
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json_array_push(arrayA, arrayB->u.array.values[i]);
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}
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}
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json_builder_free(arrayB);
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return arrayA;
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}
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static int json_compare_callback (const void * a, const void * b)
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{
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const json_value * aa = (const json_value *) a;
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const json_value * bb = (const json_value *) b;
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return json_compare(aa, bb);
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}
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json_value * json_array_sort (json_value * array)
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{
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unsigned int i, j;
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json_type type;
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if (array->type != json_array) return 0;
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if (array->u.array.length < 2) return array;
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type = array->u.array.values[0]->type;
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for (i = 1, j = array->u.array.length; i < j; ++i)
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{
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if (array->u.array.values[i]->type != type)
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return 0;
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}
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qsort(array->u.array.values, j, sizeof(json_value *), json_compare_callback);
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return array;
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}
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/* Processing begins */
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static size_t sflist_parse_int(const char * in, const char ** end)
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{
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size_t rval = 0;
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while (in < *end) {
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if (isdigit(*in)) {
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rval = (rval * 10) + (*in - '0');
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}
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else break;
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++in;
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}
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*end = in;
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return rval;
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}
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static double sflist_parse_float(const char * in, const char ** end)
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{
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size_t whole = 0;
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size_t decimal = 0;
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size_t decimal_places = 0;
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double sign = 1.0;
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const char * end_orig = *end;
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const char * ptr = in;
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if (*ptr == '-') {
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++ptr;
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sign = -1.0;
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}
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whole = sflist_parse_int(ptr, end);
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if (*end == ptr || (**end != '.' && *end < end_orig)) {
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*end = in;
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return 0.0;
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}
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if (*end < end_orig) {
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ptr = *end + 1;
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*end = end_orig;
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decimal = sflist_parse_int(ptr, end);
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if (*end == ptr || *end < end_orig) {
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*end = in;
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return 0.0;
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}
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decimal_places = *end - ptr;
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}
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return (((double)whole) + (((double)decimal) / pow(10.0, (double)decimal_places))) * sign;
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}
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static json_value * sflist_load_v1(const char * sflist, size_t size, char * error_buf)
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{
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json_value * rval = 0;
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json_value * arr = json_array_new(0);
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json_value * channels = 0;
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json_value * patchMappings = 0;
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double gain = 0.0;
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const char * ptr = sflist;
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const char * end = sflist + size;
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unsigned int cur_line = 0;
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while (ptr < end) {
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const char * line_start = ptr;
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json_value * obj = 0;
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const char * path = 0;
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const char * pipe = 0;
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const char * lend = ptr;
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++cur_line;
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while (lend < end && *lend && *lend != '\r' && *lend != '\n') {
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if (*lend == '|')
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pipe = lend;
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++lend;
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}
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if (pipe)
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path = pipe + 1;
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else
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path = ptr;
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if (pipe) {
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while (ptr < pipe) {
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char c;
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const char * fend = ptr;
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const char * vend;
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while (fend < pipe && *fend != '&') ++fend;
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vend = fend;
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switch (c = *ptr++) {
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case '&':
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continue;
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case 'c': {
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json_value * this_channels;
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size_t channel_low = sflist_parse_int(ptr, &vend);
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size_t channel_high = 0;
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size_t i;
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if (vend == ptr || (*vend != '-' && *vend != '&' && *vend != '|')) {
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sprintf(error_buf, "Invalid channel number (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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if (*vend != '-')
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channel_high = channel_low;
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else {
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ptr = vend + 1;
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vend = fend;
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channel_high = sflist_parse_int(ptr, &vend);
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if (vend == ptr || (*vend != '&' && *vend != '|')) {
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sprintf(error_buf, "Invalid channel range end value (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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}
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if (!channels)
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channels = json_array_new(0);
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this_channels = json_array_new(0);
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for (i = channel_low; i <= channel_high; ++i)
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json_array_push(this_channels, json_integer_new(i));
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channels = json_array_merge(channels, this_channels);
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ptr = fend;
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}
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break;
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case 'p': {
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json_value * mapping = 0;
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json_value * mapping_destination = 0;
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json_value * mapping_source = 0;
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long source_bank = -1;
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long source_program = -1;
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long dest_bank = -1;
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long dest_program = -1;
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size_t val = sflist_parse_int(ptr, &vend);
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if (vend == ptr || (*vend != '=' && *vend != ',' && *vend != '|')) {
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sprintf(error_buf, "Invalid preset number (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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dest_program = val;
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if (*vend == ',') {
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dest_bank = val;
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ptr = vend + 1;
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vend = fend;
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val = sflist_parse_int(ptr, &vend);
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if (vend == ptr || (*vend != '=' && *vend != '|')) {
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sprintf(error_buf, "Invalid preset number (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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dest_program = val;
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}
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if (*vend == '=') {
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ptr = vend + 1;
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vend = fend;
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val = sflist_parse_int(ptr, &vend);
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if (vend == ptr || (*vend != ',' && *vend != '|')) {
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sprintf(error_buf, "Invalid preset number (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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source_program = val;
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if (*vend == ',') {
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source_bank = val;
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ptr = vend + 1;
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vend = fend;
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val = sflist_parse_int(ptr, &vend);
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if (vend == ptr || (*vend != '&' && *vend != '|')) {
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sprintf(error_buf, "Invalid preset number (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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source_program = val;
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}
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}
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if (!patchMappings)
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patchMappings = json_array_new(0);
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mapping = json_object_new(0);
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mapping_destination = json_object_new(0);
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if (dest_bank != -1) {
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json_object_push(mapping_destination, "bank", json_integer_new(dest_bank));
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}
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json_object_push(mapping_destination, "program", json_integer_new(dest_program));
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json_object_push(mapping, "destination", mapping_destination);
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if (source_program != -1) {
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mapping_source = json_object_new(0);
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if (source_bank != -1) {
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json_object_push(mapping_source, "bank", json_integer_new(source_bank));
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}
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json_object_push(mapping_source, "program", json_integer_new(source_program));
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json_object_push(mapping, "source", mapping_source);
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}
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json_array_push(patchMappings, mapping);
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ptr = fend;
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}
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break;
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case 'g': {
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double val = sflist_parse_float(ptr, &vend);
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if (vend == ptr || vend < fend) {
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sprintf(error_buf, "Invalid gain value (%u:%u)", cur_line, (int)(vend - line_start + 1));
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goto error;
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}
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gain = val;
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ptr = fend;
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}
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break;
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default:
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sprintf(error_buf, "Invalid character in preset '%c' (%u:%u)", c, cur_line, (unsigned int)(ptr - line_start));
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goto error;
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}
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}
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}
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obj = json_object_new(0);
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json_object_push(obj, "fileName", json_string_new_length(lend - path, path));
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if (gain != 0.0) {
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json_object_push(obj, "gain", json_double_new(gain));
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gain = 0.0;
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}
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if (channels) {
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channels = json_array_sort(channels);
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json_object_push(obj, "channels", channels);
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channels = 0;
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}
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if (patchMappings) {
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json_object_push(obj, "patchMappings", patchMappings);
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patchMappings = 0;
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}
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json_array_push(arr, obj);
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ptr = lend;
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while (ptr < end && (*ptr == '\n' || *ptr == '\r')) ++ptr;
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}
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rval = json_object_new(1);
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json_object_push(rval, "soundFonts", arr);
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return rval;
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error:
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if (channels) json_builder_free(channels);
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if (patchMappings) json_builder_free(patchMappings);
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if (arr) json_builder_free(arr);
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return 0;
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}
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|
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static json_value * sflist_load_v2(const char * sflist, size_t size, char * error)
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{
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json_value * rval = 0;
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json_settings settings = { 0 };
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settings.value_extra = json_builder_extra;
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|
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rval = json_parse_ex( &settings, sflist, size, error);
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return rval;
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}
|
|
|
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static const json_value * json_object_item(const json_value * object, const char * name)
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{
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unsigned int i, j;
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|
|
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if (object->type != json_object) return &json_value_none;
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|
|
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for (i = 0, j = object->u.object.length; i < j; ++i) {
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if (!strcmp(object->u.object.values[i].name, name))
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return object->u.object.values[i].value;
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}
|
|
|
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return &json_value_none;
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}
|
|
|
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static void sflist_process_patchmappings(BASS_MIDI_FONTEX * out, BASS_MIDI_FONTEX * fontex, const json_value * patchMappings, unsigned int channel)
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{
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unsigned int i, j;
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for (i = 0, j = patchMappings->u.array.length; i < j; ++i) {
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json_value * preset = patchMappings->u.array.values[i];
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const json_value * destination = json_object_item(preset, "destination");
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const json_value * source = json_object_item(preset, "source");
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const json_value * destination_bank = json_object_item(destination, "bank");
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const json_value * destination_program = json_object_item(destination, "program");
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const json_value * source_bank = json_object_item(source, "bank");
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const json_value * source_program = json_object_item(source, "program");
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fontex->spreset = (source_program->type == json_none) ? -1 : source_program->u.integer;
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fontex->sbank = (source_bank->type == json_none) ? -1 : source_bank->u.integer;
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fontex->dpreset = (destination_program->type == json_none) ? -1 : destination_program->u.integer;
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fontex->dbank = (destination_bank->type == json_none) ? 0 : destination_bank->u.integer;
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fontex->dbanklsb = channel;
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*out++ = *fontex;
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}
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}
|
|
|
|
static sflist_presets * sflist_process(const json_value * sflist, const char * base_path, char * error_buf)
|
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{
|
|
#ifdef _WIN32
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wchar_t path16[32768];
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|
#endif
|
|
char path_temp[32768];
|
|
const char * base_path_end = base_path + strlen(base_path) - 1;
|
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unsigned int presets_to_allocate = 0;
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sflist_presets * rval = calloc(1, sizeof(sflist_presets));
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json_value * arr;
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unsigned int i, j, k, l, preset_number;
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HSOUNDFONT hfont = 0;
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BASS_MIDI_FONTEX fontex;
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|
|
if (!rval)
|
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{
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|
strcpy(error_buf, "Out of memory");
|
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goto error;
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|
}
|
|
|
|
if (sflist->type != json_object || sflist->u.object.length != 1 ||
|
|
strcmp(sflist->u.object.values[0].name, "soundFonts"))
|
|
{
|
|
if (sflist->type != json_object)
|
|
strcpy(error_buf, "Base JSON item is not an object");
|
|
else if (sflist->u.object.length != 1)
|
|
sprintf(error_buf, "Base JSON object contains unexpected number of items (wanted 1, got %u)", sflist->u.object.length);
|
|
else
|
|
sprintf(error_buf, "Base JSON object contains '%s' object instead of 'soundFonts'", sflist->u.object.values[0].name);
|
|
goto error;
|
|
}
|
|
|
|
arr = sflist->u.object.values[0].value;
|
|
|
|
if (arr->type != json_array)
|
|
{
|
|
strcpy(error_buf, "JSON 'soundFonts' object is not an array");
|
|
goto error;
|
|
}
|
|
|
|
for (i = 0, j = arr->u.array.length; i < j; ++i) {
|
|
const json_value * obj = arr->u.array.values[i];
|
|
const json_value * path = 0;
|
|
const json_value * gain = 0;
|
|
const json_value * channels = 0;
|
|
const json_value * patchMappings = 0;
|
|
unsigned int patches_needed = 1;
|
|
if (obj->type != json_object) {
|
|
sprintf(error_buf, "soundFont item #%u is not an object", i + 1);
|
|
goto error;
|
|
}
|
|
path = json_object_item(obj, "fileName");
|
|
gain = json_object_item(obj, "gain");
|
|
channels = json_object_item(obj, "channels");
|
|
patchMappings = json_object_item(obj, "patchMappings");
|
|
if (path->type == json_none) {
|
|
sprintf(error_buf, "soundFont item #%u has no 'fileName'", i + 1);
|
|
goto error;
|
|
}
|
|
if (path->type != json_string) {
|
|
sprintf(error_buf, "soundFont item #%u 'fileName' is not a string", i + 1);
|
|
goto error;
|
|
}
|
|
if (gain->type != json_none && gain->type != json_integer && gain->type != json_double) {
|
|
sprintf(error_buf, "soundFont item #%u has an invalid gain value", i + 1);
|
|
goto error;
|
|
}
|
|
if (channels->type != json_none) {
|
|
if (channels->type != json_array) {
|
|
sprintf(error_buf, "soundFont item #%u 'channels' is not an array", i + 1);
|
|
goto error;
|
|
}
|
|
for (k = 0, l = channels->u.array.length; k < l; ++k) {
|
|
json_value * channel = channels->u.array.values[k];
|
|
if (channel->type != json_integer) {
|
|
sprintf(error_buf, "soundFont item #%u 'channels' #%u is not an integer", i + 1, k + 1);
|
|
goto error;
|
|
}
|
|
if (channel->u.integer < 1 || channel->u.integer > 48) {
|
|
sprintf(error_buf, "soundFont item #%u 'channels' #%u is out of range (wanted 1-48, got %" PRId64 ")", i + 1, k + 1, channel->u.integer);
|
|
goto error;
|
|
}
|
|
}
|
|
patches_needed = l;
|
|
}
|
|
if (patchMappings->type != json_none) {
|
|
if (patchMappings->type != json_array) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' is not an array", i + 1);
|
|
goto error;
|
|
}
|
|
for (k = 0, l = patchMappings->u.array.length; k < l; ++k) {
|
|
unsigned int m, n;
|
|
unsigned int source_found = 0;
|
|
unsigned int destination_found = 0;
|
|
json_value * mapping = patchMappings->u.array.values[k];
|
|
if (mapping->type != json_object) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u is not an object", i + 1, k + 1);
|
|
goto error;
|
|
}
|
|
for (m = 0, n = mapping->u.object.length; m < n; ++m) {
|
|
unsigned int o, p;
|
|
json_value * item = mapping->u.object.values[m].value;
|
|
const char * name = mapping->u.object.values[m].name;
|
|
unsigned int bank_found = 0;
|
|
unsigned int program_found = 0;
|
|
if (strcmp(name, "source") && strcmp(name, "destination")) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u contains an invalid '%s' field", i + 1, k + 1, name);
|
|
goto error;
|
|
}
|
|
if (item->type != json_object) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' is not an object", i + 1, k + 1, name);
|
|
goto error;
|
|
}
|
|
if (!strcmp(name, "source"))
|
|
++source_found;
|
|
else
|
|
++destination_found;
|
|
for (o = 0, p = item->u.object.length; o < p; ++o) {
|
|
int range_min = 0;
|
|
int range_max = 128;
|
|
json_value * item2 = item->u.object.values[o].value;
|
|
const char * name2 = item->u.object.values[o].name;
|
|
if (strcmp(name2, "bank") && strcmp(name2, "program")) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' contains an invalid '%s' field", i + 1, k + 1, name, name2);
|
|
goto error;
|
|
}
|
|
if (item->type != json_integer) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' '%s' is not an integer", i + 1, k + 1, name, name2);
|
|
}
|
|
if (!strcmp(name2, "program")) {
|
|
if (!strcmp(name, "destination"))
|
|
range_max = 65535;
|
|
else
|
|
range_max = 127;
|
|
}
|
|
if (item->u.integer < range_min || item->u.integer > range_max) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' '%s' is out of range (expected %d-%d, got %" PRId64 ")", i + 1, k + 1, name, name2, range_min, range_max, item->u.integer);
|
|
goto error;
|
|
}
|
|
if (!strcmp(name2, "bank"))
|
|
++bank_found;
|
|
else
|
|
++program_found;
|
|
}
|
|
if (!bank_found && !program_found) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' contains no 'bank' or 'program'", i + 1, k + 1, name);
|
|
goto error;
|
|
}
|
|
if (bank_found > 1) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' contains more than one 'bank'", i + 1, k + 1, name);
|
|
goto error;
|
|
}
|
|
if (program_found > 1) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u '%s' contains more than one 'program'", i + 1, k + 1, name);
|
|
goto error;
|
|
}
|
|
}
|
|
if (!destination_found) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u is missing 'destination'", i + 1, k + 1);
|
|
goto error;
|
|
}
|
|
if (destination_found > 1) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u contains more than one 'destination'", i + 1, k + 1);
|
|
goto error;
|
|
}
|
|
if (source_found > 1) {
|
|
sprintf(error_buf, "soundFont item #%u 'patchMappings' #%u contains more than one 'source'", i + 1, k + 1);
|
|
}
|
|
}
|
|
patches_needed *= l;
|
|
}
|
|
presets_to_allocate += patches_needed;
|
|
}
|
|
|
|
rval->count = presets_to_allocate;
|
|
rval->presets = calloc(sizeof(BASS_MIDI_FONTEX), rval->count);
|
|
|
|
if (!rval->presets) {
|
|
strcpy(error_buf, "Out of memory");
|
|
goto error;
|
|
}
|
|
|
|
preset_number = 0;
|
|
|
|
for (i = arr->u.array.length, j = 0; i--; ++j) {
|
|
const json_value * obj = arr->u.array.values[i];
|
|
const json_value * path = json_object_item(obj, "fileName");
|
|
const json_value * gain = json_object_item(obj, "gain");
|
|
const json_value * channels = json_object_item(obj, "channels");
|
|
const json_value * patchMappings = json_object_item(obj, "patchMappings");
|
|
const void * bass_path;
|
|
const char * path_ptr = path->u.string.ptr;
|
|
unsigned int bass_flags = 0;
|
|
#ifdef _WIN32
|
|
if (!isletter(*path_ptr) || path_ptr[1] != ':') {
|
|
if (strlen(path_ptr) + (base_path_end - base_path + 2) > 32767) {
|
|
strcpy(error_buf, "Base path plus SoundFont relative path is longer than 32767 characters");
|
|
goto error;
|
|
}
|
|
strcpy(path_temp, base_path);
|
|
if (*base_path_end != '\\' && *base_path_end != '/')
|
|
strcat(path_temp, "\\");
|
|
strcat(path_temp, path_ptr);
|
|
path_ptr = path_temp;
|
|
}
|
|
MultiByteToWideChar(CP_UTF8, 0, path_ptr, -1, path16, 32767);
|
|
path16[32767] = '\0';
|
|
bass_path = (void *) path16;
|
|
bass_flags = BASS_UNICODE;
|
|
#else
|
|
if (*path_ptr != '/') {
|
|
if (strlen(path_ptr) + (base_path_end - base_path + 2) > 32767) {
|
|
strcpy(error_buf, "Base path plus SoundFont relative path is longer than 32767 characters");
|
|
goto error;
|
|
}
|
|
strcpy(path_temp, base_path);
|
|
if (*base_path_end != '/')
|
|
strcat(path_temp, "/");
|
|
strcat(path_temp, path_ptr);
|
|
path_ptr = path_temp;
|
|
}
|
|
bass_path = (void *) path_ptr;
|
|
#endif
|
|
hfont = BASS_MIDI_FontInit(bass_path, bass_flags);
|
|
if (!hfont) {
|
|
int error_code = BASS_ErrorGetCode();
|
|
if (error_code == BASS_ERROR_FILEOPEN) {
|
|
sprintf(error_buf, "Could not open SoundFont bank '%s'", path->u.string.ptr);
|
|
goto error;
|
|
}
|
|
else if (error_code == BASS_ERROR_FILEFORM) {
|
|
sprintf(error_buf, "SoundFont bank '%s' is not a supported format", path->u.string.ptr);
|
|
goto error;
|
|
}
|
|
else {
|
|
sprintf(error_buf, "SoundFont bank '%s' failed to load with error #%u", path->u.string.ptr, error_code);
|
|
goto error;
|
|
}
|
|
}
|
|
if (gain->type != json_none) {
|
|
double gain_value = 0.0;
|
|
if (gain->type == json_integer) {
|
|
gain_value = (double)gain->u.integer;
|
|
}
|
|
else if (gain->type == json_double) {
|
|
gain_value = gain->u.dbl;
|
|
}
|
|
gain_value = pow(10.0, gain_value / 20.0);
|
|
BASS_MIDI_FontSetVolume(hfont, gain_value);
|
|
}
|
|
fontex.font = hfont;
|
|
fontex.spreset = -1;
|
|
fontex.sbank = -1;
|
|
fontex.dpreset = -1;
|
|
fontex.dbank = 0;
|
|
fontex.dbanklsb = 0;
|
|
/* Simplest case, whole bank loading */
|
|
if (channels->type == json_none && patchMappings->type == json_none) {
|
|
rval->presets[preset_number++] = fontex;
|
|
}
|
|
else if (patchMappings->type == json_none) {
|
|
for (k = 0, l = channels->u.array.length; k < l; ++k) {
|
|
fontex.dbanklsb = channels->u.array.values[k]->u.integer;
|
|
rval->presets[preset_number++] = fontex;
|
|
}
|
|
}
|
|
else if (channels->type == json_none) {
|
|
sflist_process_patchmappings(rval->presets + preset_number, &fontex, patchMappings, 0);
|
|
preset_number += patchMappings->u.array.length;
|
|
}
|
|
else {
|
|
for (k = 0, l = channels->u.array.length; k < l; ++k) {
|
|
sflist_process_patchmappings(rval->presets + preset_number, &fontex, patchMappings, channels->u.array.values[k]->u.integer);
|
|
preset_number += patchMappings->u.array.length;
|
|
}
|
|
}
|
|
}
|
|
|
|
return rval;
|
|
|
|
error:
|
|
if (hfont) {
|
|
BASS_MIDI_FontFree(hfont);
|
|
}
|
|
if (rval) {
|
|
sflist_free(rval);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int strpbrkn_all(const char * str, size_t size, const char * chrs)
|
|
{
|
|
const char * end = str + size;
|
|
|
|
while (str < end && *chrs) {
|
|
while (str < end && *str != *chrs) ++str;
|
|
++str, ++chrs;
|
|
}
|
|
|
|
return str < end;
|
|
}
|
|
|
|
sflist_presets * sflist_load(const char * sflist, size_t size, const char * base_path, char * error)
|
|
{
|
|
sflist_presets * rval;
|
|
|
|
json_value * list = 0;
|
|
|
|
list = sflist_load_v2(sflist, size, error);
|
|
|
|
if (!list) {
|
|
if (!strpbrkn_all(sflist, size, "{[]}"))
|
|
list = sflist_load_v1(sflist, size, error);
|
|
}
|
|
|
|
if (!list) {
|
|
return 0;
|
|
}
|
|
|
|
rval = sflist_process(list, base_path, error);
|
|
|
|
json_builder_free(list);
|
|
|
|
return rval;
|
|
}
|
|
|
|
void sflist_free(sflist_presets *presetlist)
|
|
{
|
|
if (presetlist) {
|
|
if (presetlist->presets) {
|
|
unsigned int i, j;
|
|
for (i = 0, j = presetlist->count; i < j; ++i) {
|
|
HSOUNDFONT hfont = presetlist->presets[i].font;
|
|
if (hfont) {
|
|
BASS_MIDI_FontFree(hfont);
|
|
}
|
|
}
|
|
free(presetlist->presets);
|
|
}
|
|
free(presetlist);
|
|
}
|
|
}
|
|
|
|
const char * sflist_upgrade(const char * sflist, size_t size, char * error_buf)
|
|
{
|
|
char * rval = 0;
|
|
|
|
json_value * list = 0;
|
|
|
|
size_t length = 0;
|
|
|
|
const json_serialize_opts opts =
|
|
{
|
|
json_serialize_mode_multiline,
|
|
0,
|
|
3 /* indent_size */
|
|
};
|
|
|
|
list = sflist_load_v2(sflist, size, error_buf);
|
|
|
|
if (!list) {
|
|
if (!strpbrkn_all(sflist, size, "{[]}"))
|
|
list = sflist_load_v1(sflist, size, error_buf);
|
|
}
|
|
|
|
if (!list) {
|
|
return 0;
|
|
}
|
|
|
|
length = json_measure_ex( list, opts );
|
|
|
|
rval = (char *) malloc( length + 1 );
|
|
|
|
if (!rval) {
|
|
strcpy(error_buf, "Out of memory");
|
|
goto error;
|
|
}
|
|
|
|
json_serialize_ex( rval, list, opts );
|
|
|
|
json_builder_free( list );
|
|
|
|
rval[ length ] = '\0';
|
|
|
|
return (const char *) rval;
|
|
|
|
error:
|
|
if ( list ) {
|
|
json_builder_free( list );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void sflist_upgrade_free(const char *ptr)
|
|
{
|
|
free( (void *) ptr );
|
|
}
|
|
|