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CodeScopeSTM32 Libraries and SamplesLibJPEG_Encodingjpeg_encode()

jpeg_encode() function

Jpeg Encode

Syntax

from encode.h:32

void jpeg_encode(JFILE *file, JFILE *file1, uint32_t width, uint32_t height, uint32_t image_quality, uint8_t * buff);

Implemented in encode.c:44

Arguments

file

pointer to the bmp file

file1

pointer to the jpg file

width

image width

height

image height

image_quality

image quality

buff

pointer to the image line

Return value

None

References

Location	Referrer	Text
encode.c:44		void jpeg_encode(JFILE file, JFILE file1, uint32_t width, uint32_t height, uint32_t image_quality, uint8_t * buff)
encode.h:32		void jpeg_encode(JFILE file, JFILE file1, uint32_t width, uint32_t height, uint32_t image_quality, uint8_t * buff);
main.c:82	main()	jpeg_encode(&MyFile, &MyFile1, IMAGE_WIDTH, IMAGE_HEIGHT, IMAGE_QUALITY, _aucLine);

Call Tree

Functions calling jpeg_encode()

Functions called by jpeg_encode()

all items filtered out

jpeg_encode()

jpeg_std_error()

jpeg_CreateCompress()

jpeg_destroy_compress()

jpeg_stdio_dest()

jpeg_set_defaults()

jpeg_set_quality()

jpeg_start_compress()

jpeg_write_scanlines()

jpeg_finish_compress()

all items filtered out

Data read by jpeg_encode()

Data written by jpeg_encode()

J_COLOR_SPACE::JCS_RGB

J_DCT_METHOD::JDCT_FLOAT

jpeg_compress_struct::image_height

jpeg_compress_struct::next_scanline

jpeg_encode()::file

jpeg_encode()::file1

jpeg_encode()::width

jpeg_encode()::height

jpeg_encode()::image_quality

jpeg_encode()::buff

jpeg_encode()::index

all items filtered out

jpeg_encode()

jpeg_compress_struct::err

jpeg_compress_struct::image_width

jpeg_compress_struct::image_height

jpeg_compress_struct::input_components

jpeg_compress_struct::in_color_space

jpeg_compress_struct::dct_method

jpeg_encode()::row_pointer

jpeg_encode()::index

all items filtered out

Type of jpeg_encode()

jpeg_encode()

uint32_t

all items filtered out