src/oapv_util.h - platform/external/libopenapv - Git at Google

 /*
  * Copyright (c) 2022 Samsung Electronics Co., Ltd.
  * All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * - Redistributions of source code must retain the above copyright notice,
  *   this list of conditions and the following disclaimer.
  *
  * - Redistributions in binary form must reproduce the above copyright notice,
  *   this list of conditions and the following disclaimer in the documentation
  *   and/or other materials provided with the distribution.
  *
  * - Neither the name of the copyright owner, nor the names of its contributors
  *   may be used to endorse or promote products derived from this software
  *   without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */

 #ifndef __OAPV_UTIL_H__
 #define __OAPV_UTIL_H__

 #include "oapv_def.h"

 #define oapv_max(a, b)               (((a) > (b)) ? (a) : (b))
 #define oapv_min(a, b)               (((a) < (b)) ? (a) : (b))
 #define oapv_median(x, y, z)         ((((y) < (z)) ^ ((z) < (x))) ? (((x) < (y)) ^ ((z) < (x))) ? (y) : (x) : (z))

 #define oapv_abs(a)                  (((a) > (0)) ? (a) : (-(a)))
 #define oapv_abs64(a)                (((a) ^ ((a) >> 63)) - ((a) >> 63)) // only for 64bit variable
 #define oapv_abs32(a)                (((a) ^ ((a) >> 31)) - ((a) >> 31)) // only for 32bit variable
 #define oapv_abs16(a)                (((a) ^ ((a) >> 15)) - ((a) >> 15)) // only for 16bit variable

 #define oapv_clip3(min, max, val)    oapv_max((min), oapv_min((max), (val)))
 #define oapv_clip16_add(a, b)        (oapv_min((a) + (b), 0xffff)) // clipping addition

 // macro to get a sign from a value.
 // operation: if(val < 0) return 1, else return 0
 #define oapv_get_sign(val)           ((val < 0) ? 1 : 0)

 // macro to set sign into a value.
 // operation: if(sign == 0) return val, else if(sign == 1) return -val
 #define oapv_set_sign(val, sign)     ((sign) ? -val : val)

 // macro to get a sign from a 16-bit value.
 // operation: if(val < 0) return 1, else return 0
 #define oapv_get_sign16(val)         (((val) >> 15) & 1)

 // macro to set sign to a 16-bit value.
 // operation: if(sign == 0) return val, else if(sign == 1) return -val
 #define oapv_set_sign16(val, sign)   (((val) ^ ((s16)((sign) << 15) >> 15)) + (sign))

 #define oapv_modulo_idx(num, mod)    (((num) + (mod)) % (mod))

 #define oapv_align_value(val, align) ((((val) + (align) - 1) / (align)) * (align))

 static inline int chroma_format_idc_to_color_format(int chroma_format_idc)
 {
     return ((chroma_format_idc == 0)   ? OAPV_CF_YCBCR400
             : (chroma_format_idc == 1) ? OAPV_CF_YCBCR420
             : (chroma_format_idc == 2) ? OAPV_CF_YCBCR422
             : (chroma_format_idc == 3) ? OAPV_CF_YCBCR444
                                        : OAPV_CF_YCBCR4444);
 }

 static inline int color_format_to_chroma_format_idc(int color_format)
 {
     if(color_format == OAPV_CF_PLANAR2) {
         return 2;
     }
     else {
         return ((color_format == OAPV_CF_YCBCR400)   ? 0
                 : (color_format == OAPV_CF_YCBCR420) ? 1
                 : (color_format == OAPV_CF_YCBCR422) ? 2
                 : (color_format == OAPV_CF_YCBCR444) ? 3
                                                      : 4);
     }
 }

 static inline int get_chroma_sft_w(int chroma_format_idc)
 {
     return ((chroma_format_idc == 0)   ? 1
             : (chroma_format_idc == 1) ? 1
             : (chroma_format_idc == 2) ? 1
                                        : 0);
 }

 static inline int get_chroma_sft_h(int chroma_format_idc)
 {
     return ((chroma_format_idc == 0)   ? 1
             : (chroma_format_idc == 1) ? 1
                                        : 0);
 }
 static inline int get_num_comp(int chroma_format_idc)
 {

     return (chroma_format_idc == 0)   ? 1
            : (chroma_format_idc == 4) ? 4
                                       : 3;
 }

 static inline void imgb_addref(oapv_imgb_t *imgb)
 {
     if(imgb->addref) {
         imgb->addref(imgb);
     }
 }

 static inline void imgb_release(oapv_imgb_t *imgb)
 {
     if(imgb->release) {
         imgb->release(imgb);
     }
 }

 /* MD5 structure */
 typedef struct
 {
     u32 h[4];    /* hash state ABCD */
     u8  msg[64]; /*input buffer */
     u32 bits[2]; /* number of bits, modulo 2^64 (lsb first)*/
 } oapv_md5_t;

 /* MD5 Functions */
 void oapv_imgb_set_md5(oapv_imgb_t *imgb);
 void oapv_block_copy(s16 *src, int src_stride, s16 *dst, int dst_stride, int log2_copy_w, int log2_copy_h);
 int oapv_set_md5_pld(oapvm_t mid, int group_id, oapv_imgb_t *rec);

 #if X86_SSE
 int oapv_check_cpu_info_x86();
 #endif

 /* For debugging (START) */
 #define ENC_DEC_DUMP 0
 #if ENC_DEC_DUMP
 #if defined(__GNUC__)
 #pragma message "warning! syntax dump is on"
 #else
 #pragma message("warning! syntax dump is on")
 #endif

 #define DUMP_ENABLE_HLS  1
 #define DUMP_ENABLE_COEF 1

 typedef enum _OAPV_DUMP_OPTION {
     OAPV_DUMP_HLS,
     OAPV_DUMP_COEF,
 } OAPV_DUMP_OPTION;

 extern FILE *oapv_fp_dump;
 extern int   oapv_is_dump;

 void oapv_dump_string0(int cond, const char *fmt, ...);
 void oapv_dump_coef0(short *coef, int size, int x, int y, int c);
 void oapv_dump_create0(int is_enc);
 void oapv_dump_delete0();

 // Syntax dump macro functions
 #define DUMP_CREATE(is_enc) oapv_dump_create0(is_enc)
 #define DUMP_DELETE()       oapv_dump_delete0()
 #define DUMP_SET(val)       oapv_is_dump = val
 #define DUMP_HLS(name, val) \
     oapv_dump_string0(OAPV_DUMP_HLS, "%-34s: %12d\n", #name, val)
 #define DUMP_COEF(coef, size, x, y, c) \
     oapv_dump_coef0(coef, size, x, y, c)
 #define DUMP_SAVE(id) long dump32u8i90432890_##id = ftell(oapv_fp_dump)
 #define DUMP_LOAD(id) fseek(oapv_fp_dump, dump32u8i90432890_##id, SEEK_SET)
 #else
 #define DUMP_CREATE(is_enc)
 #define DUMP_DELETE()
 #define DUMP_SET(val)
 #define DUMP_HLS(name, val)
 #define DUMP_COEF(coef, size, args, ...)
 #define DUMP_SAVE(id)
 #define DUMP_LOAD(id)
 #endif
 /* For debugging (END) */

 #endif /* __OAPV_UTIL_H__ */
	/*
	* Copyright (c) 2022 Samsung Electronics Co., Ltd.
	* All Rights Reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	*
	* - Redistributions of source code must retain the above copyright notice,
	* this list of conditions and the following disclaimer.
	*
	* - Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials provided with the distribution.
	*
	* - Neither the name of the copyright owner, nor the names of its contributors
	* may be used to endorse or promote products derived from this software
	* without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	* POSSIBILITY OF SUCH DAMAGE.
	*/

	#ifndef __OAPV_UTIL_H__
	#define __OAPV_UTIL_H__

	#include "oapv_def.h"

	#define oapv_max(a, b) (((a) > (b)) ? (a) : (b))
	#define oapv_min(a, b) (((a) < (b)) ? (a) : (b))
	#define oapv_median(x, y, z) ((((y) < (z)) ^ ((z) < (x))) ? (((x) < (y)) ^ ((z) < (x))) ? (y) : (x) : (z))

	#define oapv_abs(a) (((a) > (0)) ? (a) : (-(a)))
	#define oapv_abs64(a) (((a) ^ ((a) >> 63)) - ((a) >> 63)) // only for 64bit variable
	#define oapv_abs32(a) (((a) ^ ((a) >> 31)) - ((a) >> 31)) // only for 32bit variable
	#define oapv_abs16(a) (((a) ^ ((a) >> 15)) - ((a) >> 15)) // only for 16bit variable

	#define oapv_clip3(min, max, val) oapv_max((min), oapv_min((max), (val)))
	#define oapv_clip16_add(a, b) (oapv_min((a) + (b), 0xffff)) // clipping addition

	// macro to get a sign from a value.
	// operation: if(val < 0) return 1, else return 0
	#define oapv_get_sign(val) ((val < 0) ? 1 : 0)

	// macro to set sign into a value.
	// operation: if(sign == 0) return val, else if(sign == 1) return -val
	#define oapv_set_sign(val, sign) ((sign) ? -val : val)

	// macro to get a sign from a 16-bit value.
	// operation: if(val < 0) return 1, else return 0
	#define oapv_get_sign16(val) (((val) >> 15) & 1)

	// macro to set sign to a 16-bit value.
	// operation: if(sign == 0) return val, else if(sign == 1) return -val
	#define oapv_set_sign16(val, sign) (((val) ^ ((s16)((sign) << 15) >> 15)) + (sign))

	#define oapv_modulo_idx(num, mod) (((num) + (mod)) % (mod))

	#define oapv_align_value(val, align) ((((val) + (align) - 1) / (align)) * (align))

	static inline int chroma_format_idc_to_color_format(int chroma_format_idc)
	{
	return ((chroma_format_idc == 0) ? OAPV_CF_YCBCR400
	: (chroma_format_idc == 1) ? OAPV_CF_YCBCR420
	: (chroma_format_idc == 2) ? OAPV_CF_YCBCR422
	: (chroma_format_idc == 3) ? OAPV_CF_YCBCR444
	: OAPV_CF_YCBCR4444);
	}

	static inline int color_format_to_chroma_format_idc(int color_format)
	{
	if(color_format == OAPV_CF_PLANAR2) {
	return 2;
	}
	else {
	return ((color_format == OAPV_CF_YCBCR400) ? 0
	: (color_format == OAPV_CF_YCBCR420) ? 1
	: (color_format == OAPV_CF_YCBCR422) ? 2
	: (color_format == OAPV_CF_YCBCR444) ? 3
	: 4);
	}
	}

	static inline int get_chroma_sft_w(int chroma_format_idc)
	{
	return ((chroma_format_idc == 0) ? 1
	: (chroma_format_idc == 1) ? 1
	: (chroma_format_idc == 2) ? 1
	: 0);
	}

	static inline int get_chroma_sft_h(int chroma_format_idc)
	{
	return ((chroma_format_idc == 0) ? 1
	: (chroma_format_idc == 1) ? 1
	: 0);
	}
	static inline int get_num_comp(int chroma_format_idc)
	{

	return (chroma_format_idc == 0) ? 1
	: (chroma_format_idc == 4) ? 4
	: 3;
	}

	static inline void imgb_addref(oapv_imgb_t *imgb)
	{
	if(imgb->addref) {
	imgb->addref(imgb);
	}
	}

	static inline void imgb_release(oapv_imgb_t *imgb)
	{
	if(imgb->release) {
	imgb->release(imgb);
	}
	}

	/* MD5 structure */
	typedef struct
	{
	u32 h[4]; /* hash state ABCD */
	u8 msg[64]; /input buffer /
	u32 bits[2]; /* number of bits, modulo 2^64 (lsb first)*/
	} oapv_md5_t;

	/* MD5 Functions */
	void oapv_imgb_set_md5(oapv_imgb_t *imgb);
	void oapv_block_copy(s16 src, int src_stride, s16 dst, int dst_stride, int log2_copy_w, int log2_copy_h);
	int oapv_set_md5_pld(oapvm_t mid, int group_id, oapv_imgb_t *rec);

	#if X86_SSE
	int oapv_check_cpu_info_x86();
	#endif

	/* For debugging (START) */
	#define ENC_DEC_DUMP 0
	#if ENC_DEC_DUMP
	#if defined(__GNUC__)
	#pragma message "warning! syntax dump is on"
	#else
	#pragma message("warning! syntax dump is on")
	#endif

	#define DUMP_ENABLE_HLS 1
	#define DUMP_ENABLE_COEF 1

	typedef enum _OAPV_DUMP_OPTION {
	OAPV_DUMP_HLS,
	OAPV_DUMP_COEF,
	} OAPV_DUMP_OPTION;

	extern FILE *oapv_fp_dump;
	extern int oapv_is_dump;

	void oapv_dump_string0(int cond, const char *fmt, ...);
	void oapv_dump_coef0(short *coef, int size, int x, int y, int c);
	void oapv_dump_create0(int is_enc);
	void oapv_dump_delete0();

	// Syntax dump macro functions
	#define DUMP_CREATE(is_enc) oapv_dump_create0(is_enc)
	#define DUMP_DELETE() oapv_dump_delete0()
	#define DUMP_SET(val) oapv_is_dump = val
	#define DUMP_HLS(name, val) \
	oapv_dump_string0(OAPV_DUMP_HLS, "%-34s: %12d\n", #name, val)
	#define DUMP_COEF(coef, size, x, y, c) \
	oapv_dump_coef0(coef, size, x, y, c)
	#define DUMP_SAVE(id) long dump32u8i90432890_##id = ftell(oapv_fp_dump)
	#define DUMP_LOAD(id) fseek(oapv_fp_dump, dump32u8i90432890_##id, SEEK_SET)
	#else
	#define DUMP_CREATE(is_enc)
	#define DUMP_DELETE()
	#define DUMP_SET(val)
	#define DUMP_HLS(name, val)
	#define DUMP_COEF(coef, size, args, ...)
	#define DUMP_SAVE(id)
	#define DUMP_LOAD(id)
	#endif
	/* For debugging (END) */

	#endif /* __OAPV_UTIL_H__ */