X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavutil%2Fopt.c;h=7c53024d251e7ed8963a275f60f4714d5e5f8436;hb=9c2f9b0e2dd5bd570e571890bdfb6e77190c4c55;hp=1dec9a67d4ec69068a7572f5b4a1b7b4fb0f3e50;hpb=4dbcdfa86d1405f7e5c0ec14a4be7d2fb5903d7b;p=ffmpeg diff --git a/libavutil/opt.c b/libavutil/opt.c index 1dec9a67d4e..7c53024d251 100644 --- a/libavutil/opt.c +++ b/libavutil/opt.c @@ -47,36 +47,50 @@ const AVOption *av_find_opt(void *v, const char *name, const char *unit, int mas } #endif +#if FF_API_OLD_AVOPTIONS const AVOption *av_next_option(void *obj, const AVOption *last) { - if (last && last[1].name) return ++last; - else if (last) return NULL; - else return (*(AVClass**)obj)->option; + return av_opt_next(obj, last); } +#endif -static int av_set_number2(void *obj, const char *name, double num, int den, int64_t intnum, const AVOption **o_out) +const AVOption *av_opt_next(void *obj, const AVOption *last) { - const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); - void *dst; - if (o_out) - *o_out= o; - if (!o) - return AVERROR_OPTION_NOT_FOUND; + AVClass *class = *(AVClass**)obj; + if (!last && class->option[0].name) return class->option; + if (last && last[1].name) return ++last; + return NULL; +} + +static int read_number(const AVOption *o, void *dst, double *num, int *den, int64_t *intnum) +{ + switch (o->type) { + case AV_OPT_TYPE_FLAGS: *intnum = *(unsigned int*)dst;return 0; + case AV_OPT_TYPE_INT: *intnum = *(int *)dst;return 0; + case AV_OPT_TYPE_INT64: *intnum = *(int64_t *)dst;return 0; + case AV_OPT_TYPE_FLOAT: *num = *(float *)dst;return 0; + case AV_OPT_TYPE_DOUBLE: *num = *(double *)dst;return 0; + case AV_OPT_TYPE_RATIONAL: *intnum = ((AVRational*)dst)->num; + *den = ((AVRational*)dst)->den; + return 0; + } + return AVERROR(EINVAL); +} +static int write_number(void *obj, const AVOption *o, void *dst, double num, int den, int64_t intnum) +{ if (o->max*den < num*intnum || o->min*den > num*intnum) { - av_log(obj, AV_LOG_ERROR, "Value %lf for parameter '%s' out of range\n", num, name); + av_log(obj, AV_LOG_ERROR, "Value %lf for parameter '%s' out of range\n", num, o->name); return AVERROR(ERANGE); } - dst= ((uint8_t*)obj) + o->offset; - switch (o->type) { - case FF_OPT_TYPE_FLAGS: - case FF_OPT_TYPE_INT: *(int *)dst= llrint(num/den)*intnum; break; - case FF_OPT_TYPE_INT64: *(int64_t *)dst= llrint(num/den)*intnum; break; - case FF_OPT_TYPE_FLOAT: *(float *)dst= num*intnum/den; break; - case FF_OPT_TYPE_DOUBLE:*(double *)dst= num*intnum/den; break; - case FF_OPT_TYPE_RATIONAL: + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: *(int *)dst= llrint(num/den)*intnum; break; + case AV_OPT_TYPE_INT64: *(int64_t *)dst= llrint(num/den)*intnum; break; + case AV_OPT_TYPE_FLOAT: *(float *)dst= num*intnum/den; break; + case AV_OPT_TYPE_DOUBLE:*(double *)dst= num*intnum/den; break; + case AV_OPT_TYPE_RATIONAL: if ((int)num == num) *(AVRational*)dst= (AVRational){num*intnum, den}; else *(AVRational*)dst= av_d2q(num*intnum/den, 1<<24); break; @@ -86,15 +100,6 @@ static int av_set_number2(void *obj, const char *name, double num, int den, int6 return 0; } -static const AVOption *av_set_number(void *obj, const char *name, double num, int den, int64_t intnum) -{ - const AVOption *o = NULL; - if (av_set_number2(obj, name, num, den, intnum, &o) < 0) - return NULL; - else - return o; -} - static const double const_values[] = { M_PI, M_E, @@ -116,113 +121,202 @@ static int hexchar2int(char c) { return -1; } +static int set_string_binary(void *obj, const AVOption *o, const char *val, uint8_t **dst) +{ + int *lendst = (int *)(dst + 1); + uint8_t *bin, *ptr; + int len = strlen(val); + + av_freep(dst); + *lendst = 0; + + if (len & 1) + return AVERROR(EINVAL); + len /= 2; + + ptr = bin = av_malloc(len); + while (*val) { + int a = hexchar2int(*val++); + int b = hexchar2int(*val++); + if (a < 0 || b < 0) { + av_free(bin); + return AVERROR(EINVAL); + } + *ptr++ = (a << 4) | b; + } + *dst = bin; + *lendst = len; + + return 0; +} + +static int set_string(void *obj, const AVOption *o, const char *val, uint8_t **dst) +{ + av_freep(dst); + *dst = av_strdup(val); + return 0; +} + +static int set_string_number(void *obj, const AVOption *o, const char *val, void *dst) +{ + int ret = 0, notfirst = 0; + for (;;) { + int i, den = 1; + char buf[256]; + int cmd = 0; + double d, num = 1; + int64_t intnum = 1; + + if (*val == '+' || *val == '-') + cmd = *(val++); + + for (i = 0; i < sizeof(buf) - 1 && val[i] && val[i] != '+' && val[i] != '-'; i++) + buf[i] = val[i]; + buf[i] = 0; + + { + const AVOption *o_named = av_opt_find(obj, buf, o->unit, 0, 0); + if (o_named && o_named->type == AV_OPT_TYPE_CONST) + d = o_named->default_val.dbl; + else if (!strcmp(buf, "default")) d = o->default_val.dbl; + else if (!strcmp(buf, "max" )) d = o->max; + else if (!strcmp(buf, "min" )) d = o->min; + else if (!strcmp(buf, "none" )) d = 0; + else if (!strcmp(buf, "all" )) d = ~0; + else { + int res = av_expr_parse_and_eval(&d, buf, const_names, const_values, NULL, NULL, NULL, NULL, NULL, 0, obj); + if (res < 0) { + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\"\n", val); + return res; + } + } + } + if (o->type == AV_OPT_TYPE_FLAGS) { + read_number(o, dst, NULL, NULL, &intnum); + if (cmd == '+') d = intnum | (int64_t)d; + else if (cmd == '-') d = intnum &~(int64_t)d; + } else { + read_number(o, dst, &num, &den, &intnum); + if (cmd == '+') d = notfirst*num*intnum/den + d; + else if (cmd == '-') d = notfirst*num*intnum/den - d; + } + + if ((ret = write_number(obj, o, dst, d, 1, 1)) < 0) + return ret; + val += i; + if (!*val) + return 0; + notfirst = 1; + } + + return 0; +} + +#if FF_API_OLD_AVOPTIONS int av_set_string3(void *obj, const char *name, const char *val, int alloc, const AVOption **o_out) { - int ret; const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); if (o_out) *o_out = o; - if (!o) + return av_opt_set(obj, name, val, 0); +} +#endif + +int av_opt_set(void *obj, const char *name, const char *val, int search_flags) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) return AVERROR_OPTION_NOT_FOUND; if (!val) return AVERROR(EINVAL); - if (o->type == FF_OPT_TYPE_BINARY) { - uint8_t **dst = (uint8_t **)(((uint8_t*)obj) + o->offset); - int *lendst = (int *)(dst + 1); - uint8_t *bin, *ptr; - int len = strlen(val); - av_freep(dst); - *lendst = 0; - if (len & 1) return AVERROR(EINVAL); - len /= 2; - ptr = bin = av_malloc(len); - while (*val) { - int a = hexchar2int(*val++); - int b = hexchar2int(*val++); - if (a < 0 || b < 0) { - av_free(bin); - return AVERROR(EINVAL); - } - *ptr++ = (a << 4) | b; - } - *dst = bin; - *lendst = len; - return 0; + dst = ((uint8_t*)target_obj) + o->offset; + switch (o->type) { + case AV_OPT_TYPE_STRING: return set_string(obj, o, val, dst); + case AV_OPT_TYPE_BINARY: return set_string_binary(obj, o, val, dst); + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: + case AV_OPT_TYPE_FLOAT: + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_RATIONAL: return set_string_number(obj, o, val, dst); } - if (o->type != FF_OPT_TYPE_STRING) { - int notfirst=0; - for (;;) { - int i; - char buf[256]; - int cmd=0; - double d; - - if (*val == '+' || *val == '-') - cmd= *(val++); - - for (i=0; iunit, 0, 0); - if (o_named && o_named->type == FF_OPT_TYPE_CONST) - d= o_named->default_val.dbl; - else if (!strcmp(buf, "default")) d= o->default_val.dbl; - else if (!strcmp(buf, "max" )) d= o->max; - else if (!strcmp(buf, "min" )) d= o->min; - else if (!strcmp(buf, "none" )) d= 0; - else if (!strcmp(buf, "all" )) d= ~0; - else { - int res = av_expr_parse_and_eval(&d, buf, const_names, const_values, NULL, NULL, NULL, NULL, NULL, 0, obj); - if (res < 0) { - av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\"\n", val); - return res; - } - } - } - if (o->type == FF_OPT_TYPE_FLAGS) { - if (cmd=='+') d= av_get_int(obj, name, NULL) | (int64_t)d; - else if (cmd=='-') d= av_get_int(obj, name, NULL) &~(int64_t)d; - } else { - if (cmd=='+') d= notfirst*av_get_double(obj, name, NULL) + d; - else if (cmd=='-') d= notfirst*av_get_double(obj, name, NULL) - d; - } - if ((ret = av_set_number2(obj, name, d, 1, 1, o_out)) < 0) - return ret; - val+= i; - if (!*val) - return 0; - notfirst=1; - } - } + av_log(obj, AV_LOG_ERROR, "Invalid option type.\n"); + return AVERROR(EINVAL); +} - if (alloc) { - av_free(*(void**)(((uint8_t*)obj) + o->offset)); - val= av_strdup(val); +#define OPT_EVAL_NUMBER(name, opttype, vartype)\ + int av_opt_eval_ ## name(void *obj, const AVOption *o, const char *val, vartype *name ## _out)\ + {\ + if (!o || o->type != opttype)\ + return AVERROR(EINVAL);\ + return set_string_number(obj, o, val, name ## _out);\ } - memcpy(((uint8_t*)obj) + o->offset, &val, sizeof(val)); - return 0; +OPT_EVAL_NUMBER(flags, AV_OPT_TYPE_FLAGS, int) +OPT_EVAL_NUMBER(int, AV_OPT_TYPE_INT, int) +OPT_EVAL_NUMBER(int64, AV_OPT_TYPE_INT64, int64_t) +OPT_EVAL_NUMBER(float, AV_OPT_TYPE_FLOAT, float) +OPT_EVAL_NUMBER(double, AV_OPT_TYPE_DOUBLE, double) +OPT_EVAL_NUMBER(q, AV_OPT_TYPE_RATIONAL, AVRational) + +static int set_number(void *obj, const char *name, double num, int den, int64_t intnum, + int search_flags) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + + dst = ((uint8_t*)target_obj) + o->offset; + return write_number(obj, o, dst, num, den, intnum); } +#if FF_API_OLD_AVOPTIONS const AVOption *av_set_double(void *obj, const char *name, double n) { - return av_set_number(obj, name, n, 1, 1); + const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); + if (set_number(obj, name, n, 1, 1, 0) < 0) + return NULL; + return o; } const AVOption *av_set_q(void *obj, const char *name, AVRational n) { - return av_set_number(obj, name, n.num, n.den, 1); + const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); + if (set_number(obj, name, n.num, n.den, 1, 0) < 0) + return NULL; + return o; } const AVOption *av_set_int(void *obj, const char *name, int64_t n) { - return av_set_number(obj, name, 1, 1, n); + const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); + if (set_number(obj, name, 1, 1, n, 0) < 0) + return NULL; + return o; +} +#endif + +int av_opt_set_int(void *obj, const char *name, int64_t val, int search_flags) +{ + return set_number(obj, name, 1, 1, val, search_flags); +} + +int av_opt_set_double(void *obj, const char *name, double val, int search_flags) +{ + return set_number(obj, name, val, 1, 1, search_flags); +} + +int av_opt_set_q(void *obj, const char *name, AVRational val, int search_flags) +{ + return set_number(obj, name, val.num, val.den, 1, search_flags); } +#if FF_API_OLD_AVOPTIONS /** * * @param buf a buffer which is used for returning non string values as strings, can be NULL @@ -236,21 +330,21 @@ const char *av_get_string(void *obj, const char *name, const AVOption **o_out, c int len, i; if (!o) return NULL; - if (o->type != FF_OPT_TYPE_STRING && (!buf || !buf_len)) + if (o->type != AV_OPT_TYPE_STRING && (!buf || !buf_len)) return NULL; dst= ((uint8_t*)obj) + o->offset; if (o_out) *o_out= o; switch (o->type) { - case FF_OPT_TYPE_FLAGS: snprintf(buf, buf_len, "0x%08X",*(int *)dst);break; - case FF_OPT_TYPE_INT: snprintf(buf, buf_len, "%d" , *(int *)dst);break; - case FF_OPT_TYPE_INT64: snprintf(buf, buf_len, "%"PRId64, *(int64_t*)dst);break; - case FF_OPT_TYPE_FLOAT: snprintf(buf, buf_len, "%f" , *(float *)dst);break; - case FF_OPT_TYPE_DOUBLE: snprintf(buf, buf_len, "%f" , *(double *)dst);break; - case FF_OPT_TYPE_RATIONAL: snprintf(buf, buf_len, "%d/%d", ((AVRational*)dst)->num, ((AVRational*)dst)->den);break; - case FF_OPT_TYPE_STRING: return *(void**)dst; - case FF_OPT_TYPE_BINARY: + case AV_OPT_TYPE_FLAGS: snprintf(buf, buf_len, "0x%08X",*(int *)dst);break; + case AV_OPT_TYPE_INT: snprintf(buf, buf_len, "%d" , *(int *)dst);break; + case AV_OPT_TYPE_INT64: snprintf(buf, buf_len, "%"PRId64, *(int64_t*)dst);break; + case AV_OPT_TYPE_FLOAT: snprintf(buf, buf_len, "%f" , *(float *)dst);break; + case AV_OPT_TYPE_DOUBLE: snprintf(buf, buf_len, "%f" , *(double *)dst);break; + case AV_OPT_TYPE_RATIONAL: snprintf(buf, buf_len, "%d/%d", ((AVRational*)dst)->num, ((AVRational*)dst)->den);break; + case AV_OPT_TYPE_STRING: return *(void**)dst; + case AV_OPT_TYPE_BINARY: len = *(int*)(((uint8_t *)dst) + sizeof(uint8_t *)); if (len >= (buf_len + 1)/2) return NULL; bin = *(uint8_t**)dst; @@ -260,40 +354,81 @@ const char *av_get_string(void *obj, const char *name, const AVOption **o_out, c } return buf; } +#endif -static int get_number(void *obj, const char *name, const AVOption **o_out, double *num, int *den, int64_t *intnum) +int av_opt_get(void *obj, const char *name, int search_flags, uint8_t **out_val) { - const AVOption *o = av_opt_find(obj, name, NULL, 0, 0); - void *dst; - if (!o) - goto error; + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + uint8_t *bin, buf[128]; + int len, i, ret; - dst= ((uint8_t*)obj) + o->offset; + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; - if (o_out) *o_out= o; + dst = (uint8_t*)target_obj + o->offset; + buf[0] = 0; switch (o->type) { - case FF_OPT_TYPE_FLAGS: *intnum= *(unsigned int*)dst;return 0; - case FF_OPT_TYPE_INT: *intnum= *(int *)dst;return 0; - case FF_OPT_TYPE_INT64: *intnum= *(int64_t*)dst;return 0; - case FF_OPT_TYPE_FLOAT: *num= *(float *)dst;return 0; - case FF_OPT_TYPE_DOUBLE: *num= *(double *)dst;return 0; - case FF_OPT_TYPE_RATIONAL: *intnum= ((AVRational*)dst)->num; - *den = ((AVRational*)dst)->den; - return 0; + case AV_OPT_TYPE_FLAGS: ret = snprintf(buf, sizeof(buf), "0x%08X", *(int *)dst);break; + case AV_OPT_TYPE_INT: ret = snprintf(buf, sizeof(buf), "%d" , *(int *)dst);break; + case AV_OPT_TYPE_INT64: ret = snprintf(buf, sizeof(buf), "%"PRId64, *(int64_t*)dst);break; + case AV_OPT_TYPE_FLOAT: ret = snprintf(buf, sizeof(buf), "%f" , *(float *)dst);break; + case AV_OPT_TYPE_DOUBLE: ret = snprintf(buf, sizeof(buf), "%f" , *(double *)dst);break; + case AV_OPT_TYPE_RATIONAL: ret = snprintf(buf, sizeof(buf), "%d/%d", ((AVRational*)dst)->num, ((AVRational*)dst)->den);break; + case AV_OPT_TYPE_STRING: + if (*(uint8_t**)dst) + *out_val = av_strdup(*(uint8_t**)dst); + else + *out_val = av_strdup(""); + return 0; + case AV_OPT_TYPE_BINARY: + len = *(int*)(((uint8_t *)dst) + sizeof(uint8_t *)); + if ((uint64_t)len*2 + 1 > INT_MAX) + return AVERROR(EINVAL); + if (!(*out_val = av_malloc(len*2 + 1))) + return AVERROR(ENOMEM); + bin = *(uint8_t**)dst; + for (i = 0; i < len; i++) + snprintf(*out_val + i*2, 3, "%02X", bin[i]); + return 0; + default: + return AVERROR(EINVAL); } + + if (ret >= sizeof(buf)) + return AVERROR(EINVAL); + *out_val = av_strdup(buf); + return 0; +} + +static int get_number(void *obj, const char *name, const AVOption **o_out, double *num, int *den, int64_t *intnum, + int search_flags) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + goto error; + + dst = ((uint8_t*)target_obj) + o->offset; + + if (o_out) *o_out= o; + + return read_number(o, dst, num, den, intnum); + error: *den=*intnum=0; return -1; } +#if FF_API_OLD_AVOPTIONS double av_get_double(void *obj, const char *name, const AVOption **o_out) { int64_t intnum=1; double num=1; int den=1; - if (get_number(obj, name, o_out, &num, &den, &intnum) < 0) + if (get_number(obj, name, o_out, &num, &den, &intnum, 0) < 0) return NAN; return num*intnum/den; } @@ -304,7 +439,7 @@ AVRational av_get_q(void *obj, const char *name, const AVOption **o_out) double num=1; int den=1; - if (get_number(obj, name, o_out, &num, &den, &intnum) < 0) + if (get_number(obj, name, o_out, &num, &den, &intnum, 0) < 0) return (AVRational){0, 0}; if (num == 1.0 && (int)intnum == intnum) return (AVRational){intnum, den}; @@ -318,19 +453,63 @@ int64_t av_get_int(void *obj, const char *name, const AVOption **o_out) double num=1; int den=1; - if (get_number(obj, name, o_out, &num, &den, &intnum) < 0) + if (get_number(obj, name, o_out, &num, &den, &intnum, 0) < 0) return -1; return num*intnum/den; } +#endif + +int av_opt_get_int(void *obj, const char *name, int search_flags, int64_t *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + *out_val = num*intnum/den; + return 0; +} + +int av_opt_get_double(void *obj, const char *name, int search_flags, double *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + *out_val = num*intnum/den; + return 0; +} + +int av_opt_get_q(void *obj, const char *name, int search_flags, AVRational *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + + if (num == 1.0 && (int)intnum == intnum) + *out_val = (AVRational){intnum, den}; + else + *out_val = av_d2q(num*intnum/den, 1<<24); + return 0; +} int av_opt_flag_is_set(void *obj, const char *field_name, const char *flag_name) { - const AVOption *field = av_find_opt(obj, field_name, NULL, 0, 0); - const AVOption *flag = av_find_opt(obj, flag_name, NULL, 0, 0); + const AVOption *field = av_opt_find(obj, field_name, NULL, 0, 0); + const AVOption *flag = av_opt_find(obj, flag_name, + field ? field->unit : NULL, 0, 0); + int64_t res; - if (!field || !flag || flag->type != FF_OPT_TYPE_CONST) + if (!field || !flag || flag->type != AV_OPT_TYPE_CONST || + av_opt_get_int(obj, field_name, 0, &res) < 0) return 0; - return av_get_int(obj, field_name, NULL) & (int) flag->default_val.dbl; + return res & (int) flag->default_val.dbl; } static void opt_list(void *obj, void *av_log_obj, const char *unit, @@ -338,7 +517,7 @@ static void opt_list(void *obj, void *av_log_obj, const char *unit, { const AVOption *opt=NULL; - while ((opt= av_next_option(obj, opt))) { + while ((opt = av_opt_next(obj, opt))) { if (!(opt->flags & req_flags) || (opt->flags & rej_flags)) continue; @@ -346,43 +525,43 @@ static void opt_list(void *obj, void *av_log_obj, const char *unit, * Don't print anything but CONST's on level two. * Only print items from the requested unit. */ - if (!unit && opt->type==FF_OPT_TYPE_CONST) + if (!unit && opt->type==AV_OPT_TYPE_CONST) continue; - else if (unit && opt->type!=FF_OPT_TYPE_CONST) + else if (unit && opt->type!=AV_OPT_TYPE_CONST) continue; - else if (unit && opt->type==FF_OPT_TYPE_CONST && strcmp(unit, opt->unit)) + else if (unit && opt->type==AV_OPT_TYPE_CONST && strcmp(unit, opt->unit)) continue; - else if (unit && opt->type == FF_OPT_TYPE_CONST) + else if (unit && opt->type == AV_OPT_TYPE_CONST) av_log(av_log_obj, AV_LOG_INFO, " %-15s ", opt->name); else av_log(av_log_obj, AV_LOG_INFO, "-%-17s ", opt->name); switch (opt->type) { - case FF_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_FLAGS: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_INT: + case AV_OPT_TYPE_INT: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_INT64: + case AV_OPT_TYPE_INT64: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_DOUBLE: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_FLOAT: + case AV_OPT_TYPE_FLOAT: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_STRING: + case AV_OPT_TYPE_STRING: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_RATIONAL: + case AV_OPT_TYPE_RATIONAL: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_BINARY: + case AV_OPT_TYPE_BINARY: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; - case FF_OPT_TYPE_CONST: + case AV_OPT_TYPE_CONST: default: av_log(av_log_obj, AV_LOG_INFO, "%-7s ", ""); break; @@ -396,7 +575,7 @@ static void opt_list(void *obj, void *av_log_obj, const char *unit, if (opt->help) av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help); av_log(av_log_obj, AV_LOG_INFO, "\n"); - if (opt->unit && opt->type != FF_OPT_TYPE_CONST) { + if (opt->unit && opt->type != AV_OPT_TYPE_CONST) { opt_list(obj, av_log_obj, opt->unit, req_flags, rej_flags); } } @@ -424,44 +603,44 @@ void av_opt_set_defaults2(void *s, int mask, int flags) { #endif const AVOption *opt = NULL; - while ((opt = av_next_option(s, opt)) != NULL) { + while ((opt = av_opt_next(s, opt)) != NULL) { #if FF_API_OLD_AVOPTIONS if ((opt->flags & mask) != flags) continue; #endif switch (opt->type) { - case FF_OPT_TYPE_CONST: + case AV_OPT_TYPE_CONST: /* Nothing to be done here */ break; - case FF_OPT_TYPE_FLAGS: - case FF_OPT_TYPE_INT: { + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: { int val; val = opt->default_val.dbl; - av_set_int(s, opt->name, val); + av_opt_set_int(s, opt->name, val, 0); } break; - case FF_OPT_TYPE_INT64: + case AV_OPT_TYPE_INT64: if ((double)(opt->default_val.dbl+0.6) == opt->default_val.dbl) av_log(s, AV_LOG_DEBUG, "loss of precision in default of %s\n", opt->name); - av_set_int(s, opt->name, opt->default_val.dbl); + av_opt_set_int(s, opt->name, opt->default_val.dbl, 0); break; - case FF_OPT_TYPE_DOUBLE: - case FF_OPT_TYPE_FLOAT: { + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_FLOAT: { double val; val = opt->default_val.dbl; - av_set_double(s, opt->name, val); + av_opt_set_double(s, opt->name, val, 0); } break; - case FF_OPT_TYPE_RATIONAL: { + case AV_OPT_TYPE_RATIONAL: { AVRational val; val = av_d2q(opt->default_val.dbl, INT_MAX); - av_set_q(s, opt->name, val); + av_opt_set_q(s, opt->name, val, 0); } break; - case FF_OPT_TYPE_STRING: - av_set_string3(s, opt->name, opt->default_val.str, 1, NULL); + case AV_OPT_TYPE_STRING: + av_opt_set(s, opt->name, opt->default_val.str, 0); break; - case FF_OPT_TYPE_BINARY: + case AV_OPT_TYPE_BINARY: /* Cannot set default for binary */ break; default: @@ -484,7 +663,7 @@ void av_opt_set_defaults2(void *s, int mask, int flags) * set, or a negative value corresponding to an AVERROR code in case * of error: * AVERROR(EINVAL) if the key/value pair cannot be parsed, - * the error code issued by av_set_string3() if the key/value pair + * the error code issued by av_opt_set() if the key/value pair * cannot be set */ static int parse_key_value_pair(void *ctx, const char **buf, @@ -505,7 +684,7 @@ static int parse_key_value_pair(void *ctx, const char **buf, av_log(ctx, AV_LOG_DEBUG, "Setting value '%s' for key '%s'\n", val, key); - ret = av_set_string3(ctx, key, val, 1, NULL); + ret = av_opt_set(ctx, key, val, 0); if (ret == AVERROR_OPTION_NOT_FOUND) av_log(ctx, AV_LOG_ERROR, "Key '%s' not found.\n", key); @@ -519,6 +698,9 @@ int av_set_options_string(void *ctx, const char *opts, { int ret, count = 0; + if (!opts) + return 0; + while (*opts) { if ((ret = parse_key_value_pair(ctx, &opts, key_val_sep, pairs_sep)) < 0) return ret; @@ -534,8 +716,8 @@ int av_set_options_string(void *ctx, const char *opts, void av_opt_free(void *obj) { const AVOption *o = NULL; - while ((o = av_next_option(obj, o))) - if (o->type == FF_OPT_TYPE_STRING || o->type == FF_OPT_TYPE_BINARY) + while ((o = av_opt_next(obj, o))) + if (o->type == AV_OPT_TYPE_STRING || o->type == AV_OPT_TYPE_BINARY) av_freep((uint8_t *)obj + o->offset); } @@ -546,7 +728,7 @@ int av_opt_set_dict(void *obj, AVDictionary **options) int ret = 0; while ((t = av_dict_get(*options, "", t, AV_DICT_IGNORE_SUFFIX))) { - ret = av_set_string3(obj, t->key, t->value, 1, NULL); + ret = av_opt_set(obj, t->key, t->value, 0); if (ret == AVERROR_OPTION_NOT_FOUND) av_dict_set(&tmp, t->key, t->value, 0); else if (ret < 0) { @@ -563,22 +745,60 @@ int av_opt_set_dict(void *obj, AVDictionary **options) const AVOption *av_opt_find(void *obj, const char *name, const char *unit, int opt_flags, int search_flags) { - AVClass *c = *(AVClass**)obj; + return av_opt_find2(obj, name, unit, opt_flags, search_flags, NULL); +} + +const AVOption *av_opt_find2(void *obj, const char *name, const char *unit, + int opt_flags, int search_flags, void **target_obj) +{ + const AVClass *c = *(AVClass**)obj; const AVOption *o = NULL; - if (c->opt_find && search_flags & AV_OPT_SEARCH_CHILDREN && - (o = c->opt_find(obj, name, unit, opt_flags, search_flags))) - return o; + if (search_flags & AV_OPT_SEARCH_CHILDREN) { + if (search_flags & AV_OPT_SEARCH_FAKE_OBJ) { + const AVClass *child = NULL; + while (child = av_opt_child_class_next(c, child)) + if (o = av_opt_find2(&child, name, unit, opt_flags, search_flags, NULL)) + return o; + } else { + void *child = NULL; + while (child = av_opt_child_next(obj, child)) + if (o = av_opt_find2(child, name, unit, opt_flags, search_flags, target_obj)) + return o; + } + } - while (o = av_next_option(obj, o)) { + while (o = av_opt_next(obj, o)) { if (!strcmp(o->name, name) && (o->flags & opt_flags) == opt_flags && - ((!unit && o->type != FF_OPT_TYPE_CONST) || - (unit && o->unit && !strcmp(o->unit, unit)))) + ((!unit && o->type != AV_OPT_TYPE_CONST) || + (unit && o->unit && !strcmp(o->unit, unit)))) { + if (target_obj) { + if (!(search_flags & AV_OPT_SEARCH_FAKE_OBJ)) + *target_obj = obj; + else + *target_obj = NULL; + } return o; + } } return NULL; } +void *av_opt_child_next(void *obj, void *prev) +{ + const AVClass *c = *(AVClass**)obj; + if (c->child_next) + return c->child_next(obj, prev); + return NULL; +} + +const AVClass *av_opt_child_class_next(const AVClass *parent, const AVClass *prev) +{ + if (parent->child_class_next) + return parent->child_class_next(prev); + return NULL; +} + #ifdef TEST #undef printf @@ -600,14 +820,14 @@ typedef struct TestContext #define TEST_FLAG_MU 04 static const AVOption test_options[]= { -{"num", "set num", OFFSET(num), FF_OPT_TYPE_INT, {0}, 0, 100 }, -{"toggle", "set toggle", OFFSET(toggle), FF_OPT_TYPE_INT, {0}, 0, 1 }, -{"rational", "set rational", OFFSET(rational), FF_OPT_TYPE_RATIONAL, {0}, 0, 10 }, -{"string", "set string", OFFSET(string), FF_OPT_TYPE_STRING, {0}, CHAR_MIN, CHAR_MAX }, -{"flags", "set flags", OFFSET(flags), FF_OPT_TYPE_FLAGS, {0}, 0, INT_MAX, 0, "flags" }, -{"cool", "set cool flag ", 0, FF_OPT_TYPE_CONST, {TEST_FLAG_COOL}, INT_MIN, INT_MAX, 0, "flags" }, -{"lame", "set lame flag ", 0, FF_OPT_TYPE_CONST, {TEST_FLAG_LAME}, INT_MIN, INT_MAX, 0, "flags" }, -{"mu", "set mu flag ", 0, FF_OPT_TYPE_CONST, {TEST_FLAG_MU}, INT_MIN, INT_MAX, 0, "flags" }, +{"num", "set num", OFFSET(num), AV_OPT_TYPE_INT, {0}, 0, 100 }, +{"toggle", "set toggle", OFFSET(toggle), AV_OPT_TYPE_INT, {0}, 0, 1 }, +{"rational", "set rational", OFFSET(rational), AV_OPT_TYPE_RATIONAL, {0}, 0, 10 }, +{"string", "set string", OFFSET(string), AV_OPT_TYPE_STRING, {0}, CHAR_MIN, CHAR_MAX }, +{"flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {0}, 0, INT_MAX, 0, "flags" }, +{"cool", "set cool flag ", 0, AV_OPT_TYPE_CONST, {TEST_FLAG_COOL}, INT_MIN, INT_MAX, 0, "flags" }, +{"lame", "set lame flag ", 0, AV_OPT_TYPE_CONST, {TEST_FLAG_LAME}, INT_MIN, INT_MAX, 0, "flags" }, +{"mu", "set mu flag ", 0, AV_OPT_TYPE_CONST, {TEST_FLAG_MU}, INT_MIN, INT_MAX, 0, "flags" }, {NULL}, };