Data Item I240/048 - Video Cells Resolution & Data Compression Indicator

Resolution and compression settings for video data. More...

Collaboration diagram for Data Item I240/048 - Video Cells Resolution & Data Compression Indicator:

Data Structures
struct	ast_dataitem_240_048_t
	Data Item I240/048 - Video Cells Resolution & Data Compression Indicator. More...

Macros
#define	ast_dataitem_240_048_get_size   ast_dataitem_get_size_fixed_2_byte
	Get size function for I240/048.

Enumerations
enum	ast_video_resolution_type_t {   AST_VIDEO_RES_UNDEFINED = 0 , AST_VIDEO_RES_MONO = 1 , AST_VIDEO_RES_LOW = 2 , AST_VIDEO_RES_MEDIUM = 3 ,   AST_VIDEO_RES_HIGH = 4 , AST_VIDEO_RES_VERY_HIGH = 5 , AST_VIDEO_RES_ULTRA_HIGH = 6 }
	Video Resolution Type enumeration. More...

Functions
unsigned int	ast_video_resolution_bits (const ast_video_resolution_type_t t)
	Get number of bits for a video resolution type.
ast_dataitem_240_048_t	ast_dataitem_240_048_decode (const ast_dataitem_t di)
	Decode I240/048 Video Cells Resolution.
void	ast_dataitem_240_048_get_summary (char *summary, const size_t summary_size, const ast_dataitem_t di)
	Get summary string for I240/048.
void	ast_dataitem_240_048_get_detail_html (char *detail, const size_t detail_size, const ast_dataitem_t di)
	Get detailed HTML for I240/048.

Detailed Description

Resolution and compression settings for video data.

Description

Data Item I240/048 specifies the video cell resolution and indicates whether data compression is applied to the video blocks. Essential for proper decoding of video data.

Format

Two-byte fixed length data item.

Fields

• Compression flag: Indicates if video data is compressed
• Resolution type: Bits per video cell

Macro Definition Documentation

ast_dataitem_240_048_get_size

#define ast_dataitem_240_048_get_size   ast_dataitem_get_size_fixed_2_byte

Get size function for I240/048.

Enumeration Type Documentation

ast_video_resolution_type_t

enum ast_video_resolution_type_t

Video Resolution Type enumeration.

Defines the resolution levels for video data transmission, determining the number of bits per video cell.

Enumerator
AST_VIDEO_RES_UNDEFINED	Undefined resolution.
AST_VIDEO_RES_MONO	Monochrome (1 bit per cell).
AST_VIDEO_RES_LOW	Low resolution (2 bits per cell).
AST_VIDEO_RES_MEDIUM	Medium resolution (4 bits per cell).
AST_VIDEO_RES_HIGH	High resolution (8 bits per cell).
AST_VIDEO_RES_VERY_HIGH	Very high resolution (16 bits per cell).
AST_VIDEO_RES_ULTRA_HIGH	Ultra high resolution (32 bits per cell).

Function Documentation

ast_dataitem_240_048_decode()

ast_dataitem_240_048_t ast_dataitem_240_048_decode

(

const ast_dataitem_t

di

)

Decode I240/048 Video Cells Resolution.

Parameters

di

Data item

Returns

Decoded resolution and compression structure

ast_dataitem_240_048_get_detail_html()

void ast_dataitem_240_048_get_detail_html	(	char *	detail,
		const size_t	detail_size,
		const ast_dataitem_t	di )

Get detailed HTML for I240/048.

Parameters

detail	Output buffer for HTML detail
detail_size	Size of output buffer
di	Data item

ast_dataitem_240_048_get_summary()

void ast_dataitem_240_048_get_summary	(	char *	summary,
		const size_t	summary_size,
		const ast_dataitem_t	di )

Get summary string for I240/048.

Parameters

summary	Output buffer for summary string
summary_size	Size of output buffer
di	Data item

ast_video_resolution_bits()

unsigned int ast_video_resolution_bits

(

const ast_video_resolution_type_t

t

)

Get number of bits for a video resolution type.

Parameters

t	Video resolution type

Returns

Number of bits per video cell