Файл mastering_display_metadata.h

См. исходные тексты.

Классы
struct	AVMasteringDisplayMetadata
struct	AVContentLightMetadata

Определения типов
typedef struct AVMasteringDisplayMetadata	AVMasteringDisplayMetadata
typedef struct AVContentLightMetadata	AVContentLightMetadata

Функции
AVMasteringDisplayMetadata *	av_mastering_display_metadata_alloc (void)
AVMasteringDisplayMetadata *	av_mastering_display_metadata_create_side_data (AVFrame *frame)
AVContentLightMetadata *	av_content_light_metadata_alloc (size_t *size)
AVContentLightMetadata *	av_content_light_metadata_create_side_data (AVFrame *frame)

Типы

AVMasteringDisplayMetadata

typedef struct AVMasteringDisplayMetadata AVMasteringDisplayMetadata

Mastering display metadata capable of representing the color volume of the display used to master the content (SMPTE 2086:2014).

To be used as payload of a AVFrameSideData or AVPacketSideData with the appropriate type.

Заметки

The struct should be allocated with av_mastering_display_metadata_alloc() and its size is not a part of the public ABI.

AVContentLightMetadata

typedef struct AVContentLightMetadata AVContentLightMetadata

Content light level needed by to transmit HDR over HDMI (CTA-861.3).

To be used as payload of a AVFrameSideData or AVPacketSideData with the appropriate type.

Заметки

The struct should be allocated with av_content_light_metadata_alloc() and its size is not a part of the public ABI.

Функции

av_mastering_display_metadata_alloc()

AVMasteringDisplayMetadata* av_mastering_display_metadata_alloc

(

void

)

Allocate an AVMasteringDisplayMetadata structure and set its fields to default values. The resulting struct can be freed using av_freep().

Возвращает

An AVMasteringDisplayMetadata filled with default values or NULL on failure.

av_mastering_display_metadata_create_side_data()

AVMasteringDisplayMetadata* av_mastering_display_metadata_create_side_data

(

AVFrame *

frame

)

Allocate a complete AVMasteringDisplayMetadata and add it to the frame.

Аргументы

frame

The frame which side data is added to.

Возвращает

The AVMasteringDisplayMetadata structure to be filled by caller.

av_content_light_metadata_alloc()

AVContentLightMetadata* av_content_light_metadata_alloc

(

size_t *

size

)

Allocate an AVContentLightMetadata structure and set its fields to default values. The resulting struct can be freed using av_freep().

Возвращает

An AVContentLightMetadata filled with default values or NULL on failure.

av_content_light_metadata_create_side_data()

AVContentLightMetadata* av_content_light_metadata_create_side_data

(

AVFrame *

frame

)

Allocate a complete AVContentLightMetadata and add it to the frame.

Аргументы

frame

The frame which side data is added to.

Возвращает

The AVContentLightMetadata structure to be filled by caller.