FFmpeg  1.2.4
Data Fields
AVOption Struct Reference

AVOption. More...

#include <opt.h>

Data Fields

const char * name
const char * help
 short English help text
int offset
 The offset relative to the context structure where the option value is stored.
enum AVOptionType type
union {
   int64_t   i64
   double   dbl
   const char *   str
   AVRational   q
default_val
 the default value for scalar options
double min
 minimum valid value for the option
double max
 maximum valid value for the option
int flags
const char * unit
 The logical unit to which the option belongs.
union {
   int64_t   i64
   double   dbl
   const char *   str
   AVRational   q
default_val
 the default value for scalar options
union {
   int64_t   i64
   double   dbl
   const char *   str
   AVRational   q
default_val
 the default value for scalar options

Detailed Description

AVOption.

Definition at line 249 of file opt.h.

Field Documentation

double AVOption::dbl

Definition at line 270 of file opt.h.

Referenced by av_get_string(), av_opt_get(), and read_number().

union { ... } AVOption::default_val

the default value for scalar options

Referenced by av_get_string(), av_opt_flag_is_set(), av_opt_get(), and read_number().

union { ... } AVOption::default_val

the default value for scalar options

union { ... } AVOption::default_val

the default value for scalar options

int AVOption::flags

Definition at line 278 of file opt.h.

Referenced by av_find_opt(), av_opt_find2(), opt_list(), print_option(), and show_stream().

const char * AVOption::help

short English help text

Todo:
What about other languages?
Todo:
What about other languages?
Todo:
What about other languages?

Definition at line 256 of file opt.h.

Referenced by opt_list(), and print_option().

int64_t AVOption::i64

Definition at line 269 of file opt.h.

Referenced by av_opt_flag_is_set().

double AVOption::max

maximum valid value for the option

Definition at line 276 of file opt.h.

Referenced by av_opt_query_ranges_default(), set_format(), set_string_number(), and write_number().

double AVOption::min

minimum valid value for the option

Definition at line 275 of file opt.h.

Referenced by av_opt_query_ranges_default(), set_format(), set_string_number(), and write_number().

const char * AVOption::name
int AVOption::offset

The offset relative to the context structure where the option value is stored.

It should be 0 for named constants.

Definition at line 262 of file opt.h.

Referenced by av_get_string(), av_opt_free(), av_opt_get(), av_opt_get_image_size(), av_opt_ptr(), av_opt_set(), av_opt_set_bin(), av_opt_set_image_size(), get_format(), get_number(), set_format(), and set_number().

AVRational AVOption::q

Definition at line 273 of file opt.h.

const char* AVOption::str

Definition at line 271 of file opt.h.

enum AVOptionType AVOption::type
const char * AVOption::unit

The logical unit to which the option belongs.

Non-constant options and corresponding named constants share the same unit. May be NULL.

Definition at line 293 of file opt.h.

Referenced by av_find_opt(), av_opt_find2(), av_opt_flag_is_set(), opt_list(), print_option(), and set_string_number().


The documentation for this struct was generated from the following files: