jpeg_decoder.h File Reference

Functions
bool	jpeg_lib_decode (int offset)
void *	jpeg_lib_decode_ex (int offset, uint16_t *width, uint16_t *height)
void	jpeg_lib_exit (void)
bool	jpeg_lib_init (void)

bool jpeg_lib_decode

(

int

offset

)

References jpeg_lib::cinfo, jpeg_decompress_struct::dct_method, jpeg_decompress_struct::do_fancy_upsampling, file_close(), file_open(), file_seek(), FOPEN_MODE_R, FS_SEEK_SET, jpeg_decompress_struct::image_height, jpeg_decompress_struct::image_width, JCS_RGB565, JDCT_FASTEST, JPEG_HEADER_OK, jpeg_lib_data, jpeg_out_buffer_pos, jpeg_stdio_src(), max_lines, jpeg_decompress_struct::out_color_space, jpeg_decompress_struct::output_height, jpeg_lib::output_image, jpeg_decompress_struct::output_scanline, jpeg_decompress_struct::output_width, and jpeg_decompress_struct::scale_denom.

Referenced by jpeg_lib_decode_ex().

void* jpeg_lib_decode_ex	(	int	offset,
		uint16_t *	width,
		uint16_t *	height
	)

References jpeg_lib::cinfo, jpeg_lib_data, jpeg_lib_decode(), jpeg_decompress_struct::output_height, jpeg_lib::output_image, and jpeg_decompress_struct::output_width.

Referenced by ai_usb_ms_support_info_image().

void jpeg_lib_exit

(

void

)

References jpeg_lib::cinfo, jpeg_lib_data, mspace_free(), jpeg_lib::output_image, and sdram_mspace.

bool jpeg_lib_init

(

void

)

References jpeg_lib::cinfo, extended_error_exit(), jpeg_create_decompress, JPEG_DECODER_MAX_IMAGE_HEIGHT, JPEG_DECODER_MAX_IMAGE_WIDTH, JPEG_DECODER_PIXEL_SIZE_IN_BYTES, jpeg_lib_data, mspace_free(), mspace_malloc(), jpeg_lib::output_image, and sdram_mspace.

Referenced by ai_usb_ms_mp3_support_init().