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media/libjpeg/jsimddct.h@b8a032363ba2 (annotated)

media/libjpeg/jsimddct.h

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/*
michael@0	2	* jsimddct.h
michael@0	3	*
michael@0	4	* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
michael@0	5	*
michael@0	6	* Based on the x86 SIMD extension for IJG JPEG library,
michael@0	7	* Copyright (C) 1999-2006, MIYASAKA Masaru.
michael@0	8	* For conditions of distribution and use, see copyright notice in jsimdext.inc
michael@0	9	*
michael@0	10	*/
michael@0	11
michael@0	12	/* Short forms of external names for systems with brain-damaged linkers. */
michael@0	13
michael@0	14	#ifdef NEED_SHORT_EXTERNAL_NAMES
michael@0	15	#define jsimd_can_convsamp jSCanConv
michael@0	16	#define jsimd_can_convsamp_float jSCanConvF
michael@0	17	#define jsimd_convsamp jSConv
michael@0	18	#define jsimd_convsamp_float jSConvF
michael@0	19	#define jsimd_can_fdct_islow jSCanFDCTIS
michael@0	20	#define jsimd_can_fdct_ifast jSCanFDCTIF
michael@0	21	#define jsimd_can_fdct_float jSCanFDCTFl
michael@0	22	#define jsimd_fdct_islow jSFDCTIS
michael@0	23	#define jsimd_fdct_ifast jSFDCTIF
michael@0	24	#define jsimd_fdct_float jSFDCTFl
michael@0	25	#define jsimd_can_quantize jSCanQuant
michael@0	26	#define jsimd_can_quantize_float jSCanQuantF
michael@0	27	#define jsimd_quantize jSQuant
michael@0	28	#define jsimd_quantize_float jSQuantF
michael@0	29	#define jsimd_can_idct_2x2 jSCanIDCT22
michael@0	30	#define jsimd_can_idct_4x4 jSCanIDCT44
michael@0	31	#define jsimd_idct_2x2 jSIDCT22
michael@0	32	#define jsimd_idct_4x4 jSIDCT44
michael@0	33	#define jsimd_can_idct_islow jSCanIDCTIS
michael@0	34	#define jsimd_can_idct_ifast jSCanIDCTIF
michael@0	35	#define jsimd_can_idct_float jSCanIDCTFl
michael@0	36	#define jsimd_idct_islow jSIDCTIS
michael@0	37	#define jsimd_idct_ifast jSIDCTIF
michael@0	38	#define jsimd_idct_float jSIDCTFl
michael@0	39	#endif /* NEED_SHORT_EXTERNAL_NAMES */
michael@0	40
michael@0	41	EXTERN(int) jsimd_can_convsamp JPP((void));
michael@0	42	EXTERN(int) jsimd_can_convsamp_float JPP((void));
michael@0	43
michael@0	44	EXTERN(void) jsimd_convsamp JPP((JSAMPARRAY sample_data,
michael@0	45	JDIMENSION start_col,
michael@0	46	DCTELEM * workspace));
michael@0	47	EXTERN(void) jsimd_convsamp_float JPP((JSAMPARRAY sample_data,
michael@0	48	JDIMENSION start_col,
michael@0	49	FAST_FLOAT * workspace));
michael@0	50
michael@0	51	EXTERN(int) jsimd_can_fdct_islow JPP((void));
michael@0	52	EXTERN(int) jsimd_can_fdct_ifast JPP((void));
michael@0	53	EXTERN(int) jsimd_can_fdct_float JPP((void));
michael@0	54
michael@0	55	EXTERN(void) jsimd_fdct_islow JPP((DCTELEM * data));
michael@0	56	EXTERN(void) jsimd_fdct_ifast JPP((DCTELEM * data));
michael@0	57	EXTERN(void) jsimd_fdct_float JPP((FAST_FLOAT * data));
michael@0	58
michael@0	59	EXTERN(int) jsimd_can_quantize JPP((void));
michael@0	60	EXTERN(int) jsimd_can_quantize_float JPP((void));
michael@0	61
michael@0	62	EXTERN(void) jsimd_quantize JPP((JCOEFPTR coef_block,
michael@0	63	DCTELEM * divisors,
michael@0	64	DCTELEM * workspace));
michael@0	65	EXTERN(void) jsimd_quantize_float JPP((JCOEFPTR coef_block,
michael@0	66	FAST_FLOAT * divisors,
michael@0	67	FAST_FLOAT * workspace));
michael@0	68
michael@0	69	EXTERN(int) jsimd_can_idct_2x2 JPP((void));
michael@0	70	EXTERN(int) jsimd_can_idct_4x4 JPP((void));
michael@0	71
michael@0	72	EXTERN(void) jsimd_idct_2x2 JPP((j_decompress_ptr cinfo,
michael@0	73	jpeg_component_info * compptr,
michael@0	74	JCOEFPTR coef_block,
michael@0	75	JSAMPARRAY output_buf,
michael@0	76	JDIMENSION output_col));
michael@0	77	EXTERN(void) jsimd_idct_4x4 JPP((j_decompress_ptr cinfo,
michael@0	78	jpeg_component_info * compptr,
michael@0	79	JCOEFPTR coef_block,
michael@0	80	JSAMPARRAY output_buf,
michael@0	81	JDIMENSION output_col));
michael@0	82
michael@0	83	EXTERN(int) jsimd_can_idct_islow JPP((void));
michael@0	84	EXTERN(int) jsimd_can_idct_ifast JPP((void));
michael@0	85	EXTERN(int) jsimd_can_idct_float JPP((void));
michael@0	86
michael@0	87	EXTERN(void) jsimd_idct_islow JPP((j_decompress_ptr cinfo,
michael@0	88	jpeg_component_info * compptr,
michael@0	89	JCOEFPTR coef_block,
michael@0	90	JSAMPARRAY output_buf,
michael@0	91	JDIMENSION output_col));
michael@0	92	EXTERN(void) jsimd_idct_ifast JPP((j_decompress_ptr cinfo,
michael@0	93	jpeg_component_info * compptr,
michael@0	94	JCOEFPTR coef_block,
michael@0	95	JSAMPARRAY output_buf,
michael@0	96	JDIMENSION output_col));
michael@0	97	EXTERN(void) jsimd_idct_float JPP((j_decompress_ptr cinfo,
michael@0	98	jpeg_component_info * compptr,
michael@0	99	JCOEFPTR coef_block,
michael@0	100	JSAMPARRAY output_buf,
michael@0	101	JDIMENSION output_col));
michael@0	102