FFmpeg
Data Structures | Functions
mastering_display_metadata.h File Reference
#include "frame.h"
#include "rational.h"

Go to the source code of this file.

Data Structures

struct  AVMasteringDisplayMetadata
 Mastering display metadata capable of representing the color volume of the display used to master the content (SMPTE 2086:2014). More...
 
struct  AVContentLightMetadata
 Content light level needed by to transmit HDR over HDMI (CTA-861.3). More...
 

Functions

AVMasteringDisplayMetadataav_mastering_display_metadata_alloc (void)
 Allocate an AVMasteringDisplayMetadata structure and set its fields to default values. More...
 
AVMasteringDisplayMetadataav_mastering_display_metadata_create_side_data (AVFrame *frame)
 Allocate a complete AVMasteringDisplayMetadata and add it to the frame. More...
 
AVContentLightMetadataav_content_light_metadata_alloc (size_t *size)
 Allocate an AVContentLightMetadata structure and set its fields to default values. More...
 
AVContentLightMetadataav_content_light_metadata_create_side_data (AVFrame *frame)
 Allocate a complete AVContentLightMetadata and add it to the frame. More...
 

Function Documentation

◆ 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().

Returns
An AVMasteringDisplayMetadata filled with default values or NULL on failure.

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

This file is part of FFmpeg.

FFmpeg is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

FFmpeg is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with FFmpeg; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

Definition at line 27 of file mastering_display_metadata.c.

Referenced by mov_read_mdcv(), mov_read_smdm(), and mxf_read_generic_descriptor().

◆ 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.

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

Definition at line 32 of file mastering_display_metadata.c.

Referenced by export_metadata(), ff_h2645_sei_to_frame(), and libdav1d_receive_frame().

◆ 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().

Returns
An AVContentLightMetadata filled with default values or NULL on failure.

Definition at line 45 of file mastering_display_metadata.c.

Referenced by mov_read_clli(), mov_read_coll(), and mxf_read_generic_descriptor().

◆ 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.

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

Definition at line 55 of file mastering_display_metadata.c.

Referenced by export_metadata(), ff_h2645_sei_to_frame(), and libdav1d_receive_frame().