FFmpeg  4.4.2
Data Structures | Enumerations | Functions
film_grain_params.h File Reference
#include "frame.h"

Go to the source code of this file.

Data Structures

struct  AVFilmGrainAOMParams
 This structure describes how to handle film grain synthesis for AOM codecs. More...
 
struct  AVFilmGrainParams
 This structure describes how to handle film grain synthesis in video for specific codecs. More...
 

Enumerations

enum  AVFilmGrainParamsType { AV_FILM_GRAIN_PARAMS_NONE = 0, AV_FILM_GRAIN_PARAMS_AV1 }
 

Functions

AVFilmGrainParamsav_film_grain_params_alloc (size_t *size)
 Allocate an AVFilmGrainParams structure and set its fields to default values. More...
 
AVFilmGrainParamsav_film_grain_params_create_side_data (AVFrame *frame)
 Allocate a complete AVFilmGrainParams and add it to the frame. More...
 

Enumeration Type Documentation

Enumerator
AV_FILM_GRAIN_PARAMS_NONE 
AV_FILM_GRAIN_PARAMS_AV1 

The union is valid when interpreted as AVFilmGrainAOMParams (codec.aom)

Definition at line 24 of file film_grain_params.h.

Function Documentation

AVFilmGrainParams* av_film_grain_params_alloc ( size_t *  size)

Allocate an AVFilmGrainParams structure and set its fields to default values.

The resulting struct can be freed using av_freep(). If size is not NULL it will be set to the number of bytes allocated.

Returns
An AVFilmGrainParams filled with default values or NULL on failure.
AVFilmGrainParams* av_film_grain_params_create_side_data ( AVFrame frame)

Allocate a complete AVFilmGrainParams and add it to the frame.

Parameters
frameThe frame which side data is added to.
Returns
The AVFilmGrainParams structure to be filled by caller.