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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include "common/args.h"
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include "aom/aom_integer.h"
#include "aom_ports/msvc.h"
#include "aom/aom_codec.h"
#include "config/aom_config.h"
#if defined(__GNUC__) && __GNUC__
extern void die(const char *fmt, ...) __attribute__((noreturn));
#else
extern void die(const char *fmt, ...);
#endif
struct arg arg_init(char **argv) {
struct arg a;
a.argv = argv;
a.argv_step = 1;
a.name = NULL;
a.val = NULL;
a.def = NULL;
return a;
}
char *ignore_front_spaces(const char *str) {
while (str[0] == ' ' || str[0] == '\t') ++str;
return (char *)str;
}
void ignore_end_spaces(char *str) {
char *end = str + strlen(str);
while (end > str && (end[0] == ' ' || end[0] == '\t' || end[0] == '\n' ||
end[0] == '\r' || end[0] == '\0'))
--end;
if (end >= str) end[1] = '\0';
}
static const char kSbSizeWarningString[] =
"super_block_size has to be 64 or 128.";
static const char kMinpartWarningString[] =
"min_partition_size has to be smaller or equal to max_partition_size.";
static const char kMaxpartWarningString[] =
"max_partition_size has to be smaller or equal to super_block_size.";
int parse_cfg(const char *file, cfg_options_t *config) {
char line[1024 * 10];
FILE *f = fopen(file, "r");
if (!f) return 1;
#define GET_PARAMS(field) \
if (strcmp(left, #field) == 0) { \
config->field = atoi(right); \
continue; \
}
while (fgets(line, sizeof(line) - 1, f)) {
char *actual_line = ignore_front_spaces(line);
char *left, *right, *comment;
size_t length = strlen(actual_line);
if (length == 0 || actual_line[0] == '#') continue;
right = strchr(actual_line, '=');
if (right == NULL) continue;
right[0] = '\0';
left = ignore_front_spaces(actual_line);
right = ignore_front_spaces(right + 1);
comment = strchr(right, '#');
if (comment != NULL) comment[0] = '\0';
ignore_end_spaces(left);
ignore_end_spaces(right);
GET_PARAMS(super_block_size);
GET_PARAMS(max_partition_size);
GET_PARAMS(min_partition_size);
GET_PARAMS(disable_ab_partition_type);
GET_PARAMS(disable_rect_partition_type);
#if CONFIG_EXT_RECUR_PARTITIONS
GET_PARAMS(disable_1to3_partition_type);
#else
GET_PARAMS(disable_1to4_partition_type);
#endif // CONFIG_EXT_RECUR_PARTITIONS
GET_PARAMS(disable_flip_idtx);
GET_PARAMS(disable_cdef);
GET_PARAMS(disable_lr);
GET_PARAMS(disable_obmc);
GET_PARAMS(disable_warp_motion);
GET_PARAMS(disable_global_motion);
GET_PARAMS(disable_dist_wtd_comp);
GET_PARAMS(disable_diff_wtd_comp);
GET_PARAMS(disable_inter_intra_comp);
GET_PARAMS(disable_masked_comp);
GET_PARAMS(disable_one_sided_comp);
GET_PARAMS(disable_palette);
GET_PARAMS(disable_intrabc);
GET_PARAMS(disable_cfl);
GET_PARAMS(disable_smooth_intra);
GET_PARAMS(disable_filter_intra);
GET_PARAMS(disable_dual_filter);
GET_PARAMS(disable_intra_angle_delta);
GET_PARAMS(tx_size_search_method);
GET_PARAMS(disable_intra_edge_filter);
GET_PARAMS(disable_tx_64x64);
GET_PARAMS(disable_smooth_inter_intra);
GET_PARAMS(disable_inter_inter_wedge);
GET_PARAMS(disable_inter_intra_wedge);
GET_PARAMS(disable_paeth_intra);
GET_PARAMS(disable_trellis_quant);
GET_PARAMS(disable_ref_frame_mv);
GET_PARAMS(reduced_reference_set);
GET_PARAMS(reduced_tx_type_set);
fprintf(stderr, "\nInvalid parameter: %s", left);
exit(-1);
}
if (config->super_block_size != 128 && config->super_block_size != 64) {
fprintf(stderr, "\n%s", kSbSizeWarningString);
exit(-1);
}
if (config->min_partition_size > config->max_partition_size) {
fprintf(stderr, "\n%s", kMinpartWarningString);
exit(-1);
}
if (config->max_partition_size > config->super_block_size) {
fprintf(stderr, "\n%s", kMaxpartWarningString);
exit(-1);
}
fclose(f);
config->init_by_cfg_file = 1;
return 0;
}
int arg_match(struct arg *arg_, const struct arg_def *def, char **argv) {
struct arg arg;
if (!argv[0] || argv[0][0] != '-') return 0;
arg = arg_init(argv);
if (def->short_name && strlen(arg.argv[0]) == strlen(def->short_name) + 1 &&
!strcmp(arg.argv[0] + 1, def->short_name)) {
arg.name = arg.argv[0] + 1;
arg.val = def->has_val ? arg.argv[1] : NULL;
arg.argv_step = def->has_val ? 2 : 1;
} else if (def->long_name) {
const size_t name_len = strlen(def->long_name);
if (strlen(arg.argv[0]) >= name_len + 2 && arg.argv[0][1] == '-' &&
!strncmp(arg.argv[0] + 2, def->long_name, name_len) &&
(arg.argv[0][name_len + 2] == '=' ||
arg.argv[0][name_len + 2] == '\0')) {
arg.name = arg.argv[0] + 2;
arg.val = arg.name[name_len] == '=' ? arg.name + name_len + 1 : NULL;
arg.argv_step = 1;
}
}
if (arg.name && !arg.val && def->has_val)
die("Error: option %s requires argument.\n", arg.name);
if (arg.name && arg.val && !def->has_val)
die("Error: option %s requires no argument.\n", arg.name);
if (arg.name && (arg.val || !def->has_val)) {
arg.def = def;
*arg_ = arg;
return 1;
}
return 0;
}
const char *arg_next(struct arg *arg) {
if (arg->argv[0]) arg->argv += arg->argv_step;
return *arg->argv;
}
char **argv_dup(int argc, const char **argv) {
char **new_argv = malloc((argc + 1) * sizeof(*argv));
memcpy(new_argv, argv, argc * sizeof(*argv));
new_argv[argc] = NULL;
return new_argv;
}
void arg_show_usage(FILE *fp, const struct arg_def *const *defs) {
char option_text[40] = { 0 };
for (; *defs; defs++) {
const struct arg_def *def = *defs;
char *short_val = def->has_val ? " <arg>" : "";
char *long_val = def->has_val ? "=<arg>" : "";
if (def->short_name && def->long_name) {
char *comma = def->has_val ? "," : ", ";
snprintf(option_text, 37, "-%s%s%s --%s%6s", def->short_name, short_val,
comma, def->long_name, long_val);
} else if (def->short_name)
snprintf(option_text, 37, "-%s%s", def->short_name, short_val);
else if (def->long_name)
snprintf(option_text, 37, " --%s%s", def->long_name, long_val);
fprintf(fp, " %-37s\t%s\n", option_text, def->desc);
if (def->enums) {
const struct arg_enum_list *listptr;
fprintf(fp, " %-37s\t ", "");
for (listptr = def->enums; listptr->name; listptr++)
fprintf(fp, "%s%s", listptr->name, listptr[1].name ? ", " : "\n");
}
}
}
unsigned int arg_parse_uint(const struct arg *arg) {
char *endptr;
const unsigned long rawval = strtoul(arg->val, &endptr, 10); // NOLINT
if (arg->val[0] != '\0' && endptr[0] == '\0') {
if (rawval <= UINT_MAX) return (unsigned int)rawval;
die("Option %s: Value %lu out of range for unsigned int\n", arg->name,
rawval);
}
die("Option %s: Invalid character '%c'\n", arg->name, *endptr);
return 0;
}
int arg_parse_int(const struct arg *arg) {
char *endptr;
const long rawval = strtol(arg->val, &endptr, 10); // NOLINT
if (arg->val[0] != '\0' && endptr[0] == '\0') {
if (rawval >= INT_MIN && rawval <= INT_MAX) return (int)rawval;
die("Option %s: Value %ld out of range for signed int\n", arg->name,
rawval);
}
die("Option %s: Invalid character '%c'\n", arg->name, *endptr);
return 0;
}
struct aom_rational arg_parse_rational(const struct arg *arg) {
long int rawval;
char *endptr;
struct aom_rational rat;
/* parse numerator */
rawval = strtol(arg->val, &endptr, 10);
if (arg->val[0] != '\0' && endptr[0] == '/') {
if (rawval >= INT_MIN && rawval <= INT_MAX)
rat.num = (int)rawval;
else
die("Option %s: Value %ld out of range for signed int\n", arg->name,
rawval);
} else
die("Option %s: Expected / at '%c'\n", arg->name, *endptr);
/* parse denominator */
rawval = strtol(endptr + 1, &endptr, 10);
if (arg->val[0] != '\0' && endptr[0] == '\0') {
if (rawval >= INT_MIN && rawval <= INT_MAX)
rat.den = (int)rawval;
else
die("Option %s: Value %ld out of range for signed int\n", arg->name,
rawval);
} else
die("Option %s: Invalid character '%c'\n", arg->name, *endptr);
return rat;
}
int arg_parse_enum(const struct arg *arg) {
const struct arg_enum_list *listptr;
long int rawval;
char *endptr;
/* First see if the value can be parsed as a raw value */
rawval = strtol(arg->val, &endptr, 10);
if (arg->val[0] != '\0' && endptr[0] == '\0') {
/* Got a raw value, make sure it's valid */
for (listptr = arg->def->enums; listptr->name; listptr++)
if (listptr->val == rawval) return (int)rawval;
}
/* Next see if it can be parsed as a string */
for (listptr = arg->def->enums; listptr->name; listptr++)
if (!strcmp(arg->val, listptr->name)) return listptr->val;
die("Option %s: Invalid value '%s'\n", arg->name, arg->val);
return 0;
}
int arg_parse_enum_or_int(const struct arg *arg) {
if (arg->def->enums) return arg_parse_enum(arg);
return arg_parse_int(arg);
}
// parse a comma separated list of at most n integers
// return the number of elements in the list
int arg_parse_list(const struct arg *arg, int *list, int n) {
const char *ptr = arg->val;
char *endptr;
int i = 0;
while (ptr[0] != '\0') {
int32_t rawval = (int32_t)strtol(ptr, &endptr, 10);
if (rawval < INT_MIN || rawval > INT_MAX) {
die("Option %s: Value %ld out of range for signed int\n", arg->name,
rawval);
} else if (i >= n) {
die("Option %s: List has more than %d entries\n", arg->name, n);
} else if (*endptr == ',') {
endptr++;
} else if (*endptr != '\0') {
die("Option %s: Bad list separator '%c'\n", arg->name, *endptr);
}
list[i++] = (int)rawval;
ptr = endptr;
}
return i;
}