hpm_jpeg_jpeg_info Struct Reference

Data Fields
uint8_t *	soi
uint8_t *	app0
uint8_t *	dqt [4]
uint8_t *	sof0
uint8_t *	dht_dc [2]
uint8_t *	dht_ac [2]
uint8_t *	sos
uint8_t *	ecs
uint32_t	ecs_len
uint8_t *	eoi

Field Documentation

app0

uint8_t* hpm_jpeg_jpeg_info::app0

APP0, length, identifier, version, units, Xdensity, Ydensity, Xthumbnail, Ythumbnai, (RGB)n

dht_ac

uint8_t* hpm_jpeg_jpeg_info::dht_ac[2]

Define Huffman table(s) AC

dht_dc

uint8_t* hpm_jpeg_jpeg_info::dht_dc[2]

Define Huffman table(s) DC

dqt

uint8_t* hpm_jpeg_jpeg_info::dqt[4]

Define quantization table(s)

ecs

uint8_t* hpm_jpeg_jpeg_info::ecs

Entropy-coded segment, MCU0, MCU1...RST0,..MCUn...

ecs_len

uint32_t hpm_jpeg_jpeg_info::ecs_len

All of MCUs + All of [RSTs] + EOI

eoi

uint8_t* hpm_jpeg_jpeg_info::eoi

End of image marker – Marks the end of a compressed image represented in the interchange format or abbreviated format.

sof0

uint8_t* hpm_jpeg_jpeg_info::sof0

Start of frame marker – Marks the beginning of the frame parameters. SOF0: Baseline DCT

soi

uint8_t* hpm_jpeg_jpeg_info::soi

Start of image marker – Marks the start of a compressed image represented in the interchange format or abbreviated format

sos

uint8_t* hpm_jpeg_jpeg_info::sos

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

• components/jpeg/hpm_jpeg.c