FFmpeg: MJpegHuffmanCode Struct Reference

FFmpeg

[フレーム]

Data Fields

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().

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

libavcodec/mjpegenc.h

Generated on Fri Jan 12 2018 01:48:33 for FFmpeg by doxygen 1.8.6