Defines |
#define | AV_STRINGIFY(s) AV_TOSTRING(s) |
#define | AV_TOSTRING(s) #s |
#define | AV_GLUE(a, b) a ## b |
#define | AV_JOIN(a, b) AV_GLUE(a, b) |
#define | AV_PRAGMA(s) _Pragma(#s) |
#define | AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c) |
#define | AV_VERSION_DOT(a, b, c) a ##.## b ##.## c |
#define | AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c) |
#define | LIBAVUTIL_VERSION_MAJOR 51 |
#define | LIBAVUTIL_VERSION_MINOR 35 |
#define | LIBAVUTIL_VERSION_MICRO 100 |
#define | LIBAVUTIL_VERSION_INT |
#define | LIBAVUTIL_VERSION |
#define | LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT |
#define | LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) |
#define | FF_LAMBDA_SHIFT 7 |
#define | FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT) |
#define | FF_QP2LAMBDA 118 |
| factor to convert from H.263 QP to lambda
|
#define | FF_LAMBDA_MAX (256*128-1) |
#define | FF_QUALITY_SCALE FF_LAMBDA_SCALE |
#define | AV_NOPTS_VALUE INT64_C(0x8000000000000000) |
| Undefined timestamp value.
|
#define | AV_TIME_BASE 1000000 |
| Internal time base represented as integer.
|
#define | AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE} |
| Internal time base represented as fractional value.
|
Enumerations |
enum | AVMediaType {
AVMEDIA_TYPE_UNKNOWN = -1,
AVMEDIA_TYPE_VIDEO,
AVMEDIA_TYPE_AUDIO,
AVMEDIA_TYPE_DATA,
AVMEDIA_TYPE_SUBTITLE,
AVMEDIA_TYPE_ATTACHMENT,
AVMEDIA_TYPE_NB,
AVMEDIA_TYPE_UNKNOWN = -1,
AVMEDIA_TYPE_VIDEO,
AVMEDIA_TYPE_AUDIO,
AVMEDIA_TYPE_DATA,
AVMEDIA_TYPE_SUBTITLE,
AVMEDIA_TYPE_ATTACHMENT,
AVMEDIA_TYPE_NB
} |
enum | AVPictureType {
AV_PICTURE_TYPE_NONE = 0,
AV_PICTURE_TYPE_I,
AV_PICTURE_TYPE_P,
AV_PICTURE_TYPE_B,
AV_PICTURE_TYPE_S,
AV_PICTURE_TYPE_SI,
AV_PICTURE_TYPE_SP,
AV_PICTURE_TYPE_BI,
AV_PICTURE_TYPE_NONE = 0,
AV_PICTURE_TYPE_I,
AV_PICTURE_TYPE_P,
AV_PICTURE_TYPE_B,
AV_PICTURE_TYPE_S,
AV_PICTURE_TYPE_SI,
AV_PICTURE_TYPE_SP,
AV_PICTURE_TYPE_BI
} |
Functions |
unsigned | avutil_version (void) |
| Return the LIBAVUTIL_VERSION_INT constant.
|
const char * | avutil_configuration (void) |
| Return the libavutil build-time configuration.
|
const char * | avutil_license (void) |
| Return the libavutil license.
|
const char * | av_get_media_type_string (enum AVMediaType media_type) |
| Return a string describing the media_type enum, NULL if media_type is unknown.
|
char | av_get_picture_type_char (enum AVPictureType pict_type) |
| Return a single letter to describe the given picture type pict_type.
|
static void * | av_x_if_null (const void *p, const void *x) |
| Return x default pointer in case p is NULL.
|
external API header
Definition in file avutil.h.