MJpegHuffmanCode Struct Reference

Buffer of JPEG frame data. More...

#include <mjpegenc.h>

Data Fields
uint8_t	table_id
	The Huffman table id associated with the data. More...
uint8_t	code
	The exponent. More...
uint16_t	mant
	The mantissa. More...

Detailed Description

Buffer of JPEG frame data.

Optimal Huffman table generation requires the frame data to be loaded into a buffer so that the tables can be computed. There are at most mb_width*mb_height*12*64 of these per frame.

Definition at line 49 of file mjpegenc.h.

Field Documentation

uint8_t MJpegHuffmanCode::table_id

The Huffman table id associated with the data.

Definition at line 51 of file mjpegenc.h.

Referenced by ff_mjpeg_build_optimal_huffman(), ff_mjpeg_encode_code(), and ff_mjpeg_encode_picture_frame().

uint8_t MJpegHuffmanCode::code

The exponent.

Definition at line 52 of file mjpegenc.h.

Referenced by ff_mjpeg_build_optimal_huffman(), ff_mjpeg_encode_code(), and ff_mjpeg_encode_picture_frame().

uint16_t MJpegHuffmanCode::mant

The mantissa.

Definition at line 53 of file mjpegenc.h.

Referenced by ff_mjpeg_encode_coef(), and ff_mjpeg_encode_picture_frame().

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The documentation for this struct was generated from the following file:

• libavcodec/mjpegenc.h