*
* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
* Copyright (C) 2011, Nokia Corporation and/or its subsidiary(-ies).
- * Copyright (C) 2009-2011, 2013-2014, 2016, D. R. Commander.
- * Copyright (C) 2015-2016, Matthieu Darbois.
+ * Copyright (C) 2009-2011, 2013-2014, 2016, 2018, D. R. Commander.
+ * Copyright (C) 2015-2016, 2018, Matthieu Darbois.
*
* Based on the x86 SIMD extension for IJG JPEG library,
* Copyright (C) 1999-2006, MIYASAKA Masaru.
*/
#define JPEG_INTERNALS
-#include "../jinclude.h"
-#include "../jpeglib.h"
+#include "../../jinclude.h"
+#include "../../jpeglib.h"
+#include "../../jsimd.h"
+#include "../../jdct.h"
+#include "../../jsimddct.h"
#include "../jsimd.h"
-#include "../jdct.h"
-#include "../jsimddct.h"
-#include "jsimd.h"
#include <stdio.h>
#include <string.h>
#if defined(__linux__) || defined(ANDROID) || defined(__ANDROID__)
-#define SOMEWHAT_SANE_PROC_CPUINFO_SIZE_LIMIT (1024 * 1024)
+#define SOMEWHAT_SANE_PROC_CPUINFO_SIZE_LIMIT (1024 * 1024)
LOCAL(int)
-check_feature (char *buffer, char *feature)
+check_feature(char *buffer, char *feature)
{
char *p;
+
if (*feature == 0)
return 0;
if (strncmp(buffer, "Features", 8) != 0)
}
LOCAL(int)
-parse_proc_cpuinfo (int bufsize)
+parse_proc_cpuinfo(int bufsize)
{
char *buffer = (char *)malloc(bufsize);
FILE *fd;
+
simd_support = 0;
if (!buffer)
return 0;
}
if (check_feature(buffer, "neon"))
- simd_support |= JSIMD_ARM_NEON;
+ simd_support |= JSIMD_NEON;
}
fclose(fd);
}
* FIXME: This code is racy under a multi-threaded environment.
*/
LOCAL(void)
-init_simd (void)
+init_simd(void)
{
+#ifndef NO_GETENV
char *env = NULL;
+#endif
#if !defined(__ARM_NEON__) && defined(__linux__) || defined(ANDROID) || defined(__ANDROID__)
int bufsize = 1024; /* an initial guess for the line buffer size limit */
#endif
simd_support = 0;
#if defined(__ARM_NEON__)
- simd_support |= JSIMD_ARM_NEON;
+ simd_support |= JSIMD_NEON;
#elif defined(__linux__) || defined(ANDROID) || defined(__ANDROID__)
/* We still have a chance to use NEON regardless of globally used
* -mcpu/-mfpu options passed to gcc by performing runtime detection via
}
#endif
+#ifndef NO_GETENV
/* Force different settings through environment variables */
env = getenv("JSIMD_FORCENEON");
if ((env != NULL) && (strcmp(env, "1") == 0))
- simd_support = JSIMD_ARM_NEON;
+ simd_support = JSIMD_NEON;
env = getenv("JSIMD_FORCENONE");
if ((env != NULL) && (strcmp(env, "1") == 0))
simd_support = 0;
env = getenv("JSIMD_NOHUFFENC");
if ((env != NULL) && (strcmp(env, "1") == 0))
simd_huffman = 0;
+#endif
}
GLOBAL(int)
-jsimd_can_rgb_ycc (void)
+jsimd_can_rgb_ycc(void)
{
init_simd();
if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4))
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_rgb_gray (void)
+jsimd_can_rgb_gray(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_ycc_rgb (void)
+jsimd_can_ycc_rgb(void)
{
init_simd();
if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4))
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_ycc_rgb565 (void)
+jsimd_can_ycc_rgb565(void)
{
init_simd();
if (sizeof(JDIMENSION) != 4)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(void)
-jsimd_rgb_ycc_convert (j_compress_ptr cinfo,
- JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
- JDIMENSION output_row, int num_rows)
-{
- void (*neonfct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
-
- switch(cinfo->in_color_space) {
- case JCS_EXT_RGB:
- neonfct=jsimd_extrgb_ycc_convert_neon;
- break;
- case JCS_EXT_RGBX:
- case JCS_EXT_RGBA:
- neonfct=jsimd_extrgbx_ycc_convert_neon;
- break;
- case JCS_EXT_BGR:
- neonfct=jsimd_extbgr_ycc_convert_neon;
- break;
- case JCS_EXT_BGRX:
- case JCS_EXT_BGRA:
- neonfct=jsimd_extbgrx_ycc_convert_neon;
- break;
- case JCS_EXT_XBGR:
- case JCS_EXT_ABGR:
- neonfct=jsimd_extxbgr_ycc_convert_neon;
- break;
- case JCS_EXT_XRGB:
- case JCS_EXT_ARGB:
- neonfct=jsimd_extxrgb_ycc_convert_neon;
- break;
- default:
- neonfct=jsimd_extrgb_ycc_convert_neon;
- break;
+jsimd_rgb_ycc_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
+ JSAMPIMAGE output_buf, JDIMENSION output_row,
+ int num_rows)
+{
+ void (*neonfct) (JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int);
+
+ switch (cinfo->in_color_space) {
+ case JCS_EXT_RGB:
+ neonfct = jsimd_extrgb_ycc_convert_neon;
+ break;
+ case JCS_EXT_RGBX:
+ case JCS_EXT_RGBA:
+ neonfct = jsimd_extrgbx_ycc_convert_neon;
+ break;
+ case JCS_EXT_BGR:
+ neonfct = jsimd_extbgr_ycc_convert_neon;
+ break;
+ case JCS_EXT_BGRX:
+ case JCS_EXT_BGRA:
+ neonfct = jsimd_extbgrx_ycc_convert_neon;
+ break;
+ case JCS_EXT_XBGR:
+ case JCS_EXT_ABGR:
+ neonfct = jsimd_extxbgr_ycc_convert_neon;
+ break;
+ case JCS_EXT_XRGB:
+ case JCS_EXT_ARGB:
+ neonfct = jsimd_extxrgb_ycc_convert_neon;
+ break;
+ default:
+ neonfct = jsimd_extrgb_ycc_convert_neon;
+ break;
}
neonfct(cinfo->image_width, input_buf, output_buf, output_row, num_rows);
}
GLOBAL(void)
-jsimd_rgb_gray_convert (j_compress_ptr cinfo,
- JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
- JDIMENSION output_row, int num_rows)
+jsimd_rgb_gray_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
+ JSAMPIMAGE output_buf, JDIMENSION output_row,
+ int num_rows)
{
}
GLOBAL(void)
-jsimd_ycc_rgb_convert (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf, JDIMENSION input_row,
- JSAMPARRAY output_buf, int num_rows)
-{
- void (*neonfct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int);
-
- switch(cinfo->out_color_space) {
- case JCS_EXT_RGB:
- neonfct=jsimd_ycc_extrgb_convert_neon;
- break;
- case JCS_EXT_RGBX:
- case JCS_EXT_RGBA:
- neonfct=jsimd_ycc_extrgbx_convert_neon;
- break;
- case JCS_EXT_BGR:
- neonfct=jsimd_ycc_extbgr_convert_neon;
- break;
- case JCS_EXT_BGRX:
- case JCS_EXT_BGRA:
- neonfct=jsimd_ycc_extbgrx_convert_neon;
- break;
- case JCS_EXT_XBGR:
- case JCS_EXT_ABGR:
- neonfct=jsimd_ycc_extxbgr_convert_neon;
- break;
- case JCS_EXT_XRGB:
- case JCS_EXT_ARGB:
- neonfct=jsimd_ycc_extxrgb_convert_neon;
- break;
- default:
- neonfct=jsimd_ycc_extrgb_convert_neon;
- break;
+jsimd_ycc_rgb_convert(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION input_row, JSAMPARRAY output_buf,
+ int num_rows)
+{
+ void (*neonfct) (JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int);
+
+ switch (cinfo->out_color_space) {
+ case JCS_EXT_RGB:
+ neonfct = jsimd_ycc_extrgb_convert_neon;
+ break;
+ case JCS_EXT_RGBX:
+ case JCS_EXT_RGBA:
+ neonfct = jsimd_ycc_extrgbx_convert_neon;
+ break;
+ case JCS_EXT_BGR:
+ neonfct = jsimd_ycc_extbgr_convert_neon;
+ break;
+ case JCS_EXT_BGRX:
+ case JCS_EXT_BGRA:
+ neonfct = jsimd_ycc_extbgrx_convert_neon;
+ break;
+ case JCS_EXT_XBGR:
+ case JCS_EXT_ABGR:
+ neonfct = jsimd_ycc_extxbgr_convert_neon;
+ break;
+ case JCS_EXT_XRGB:
+ case JCS_EXT_ARGB:
+ neonfct = jsimd_ycc_extxrgb_convert_neon;
+ break;
+ default:
+ neonfct = jsimd_ycc_extrgb_convert_neon;
+ break;
}
#if _USE_PRODUCT_TV
- if (simd_support & JSIMD_ARM_NEON) {
+ if (simd_support & JSIMD_NEON) {
neonfct(cinfo->output_width, input_buf, input_row, output_buf, num_rows);
PickColor* pickColor = cinfo->pick_color_data;
if(pickColor && pickColor->enablePickColor && output_buf) {
}
GLOBAL(void)
-jsimd_ycc_rgb565_convert (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf, JDIMENSION input_row,
- JSAMPARRAY output_buf, int num_rows)
+jsimd_ycc_rgb565_convert(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION input_row, JSAMPARRAY output_buf,
+ int num_rows)
{
jsimd_ycc_rgb565_convert_neon(cinfo->output_width, input_buf, input_row,
output_buf, num_rows);
}
GLOBAL(int)
-jsimd_can_h2v2_downsample (void)
+jsimd_can_h2v2_downsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_h2v1_downsample (void)
+jsimd_can_h2v1_downsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr,
- JSAMPARRAY input_data, JSAMPARRAY output_data)
+jsimd_h2v2_downsample(j_compress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY output_data)
{
}
GLOBAL(void)
-jsimd_h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr,
- JSAMPARRAY input_data, JSAMPARRAY output_data)
+jsimd_h2v1_downsample(j_compress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY output_data)
{
}
GLOBAL(int)
-jsimd_can_h2v2_upsample (void)
+jsimd_can_h2v2_upsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_h2v1_upsample (void)
+jsimd_can_h2v1_upsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_h2v2_upsample (j_decompress_ptr cinfo,
- jpeg_component_info *compptr,
- JSAMPARRAY input_data,
- JSAMPARRAY *output_data_ptr)
+jsimd_h2v2_upsample(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr)
{
}
GLOBAL(void)
-jsimd_h2v1_upsample (j_decompress_ptr cinfo,
- jpeg_component_info *compptr,
- JSAMPARRAY input_data,
- JSAMPARRAY *output_data_ptr)
+jsimd_h2v1_upsample(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr)
{
}
GLOBAL(int)
-jsimd_can_h2v2_fancy_upsample (void)
+jsimd_can_h2v2_fancy_upsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_h2v1_fancy_upsample (void)
+jsimd_can_h2v1_fancy_upsample(void)
{
init_simd();
if (sizeof(JDIMENSION) != 4)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(void)
-jsimd_h2v2_fancy_upsample (j_decompress_ptr cinfo,
- jpeg_component_info *compptr,
- JSAMPARRAY input_data,
- JSAMPARRAY *output_data_ptr)
+jsimd_h2v2_fancy_upsample(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr)
{
}
GLOBAL(void)
-jsimd_h2v1_fancy_upsample (j_decompress_ptr cinfo,
- jpeg_component_info *compptr,
- JSAMPARRAY input_data,
- JSAMPARRAY *output_data_ptr)
+jsimd_h2v1_fancy_upsample(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr)
{
jsimd_h2v1_fancy_upsample_neon(cinfo->max_v_samp_factor,
compptr->downsampled_width, input_data,
}
GLOBAL(int)
-jsimd_can_h2v2_merged_upsample (void)
+jsimd_can_h2v2_merged_upsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_h2v1_merged_upsample (void)
+jsimd_can_h2v1_merged_upsample(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_h2v2_merged_upsample (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf,
- JDIMENSION in_row_group_ctr,
- JSAMPARRAY output_buf)
+jsimd_h2v2_merged_upsample(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)
{
}
GLOBAL(void)
-jsimd_h2v1_merged_upsample (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf,
- JDIMENSION in_row_group_ctr,
- JSAMPARRAY output_buf)
+jsimd_h2v1_merged_upsample(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)
{
}
GLOBAL(int)
-jsimd_can_convsamp (void)
+jsimd_can_convsamp(void)
{
init_simd();
if (sizeof(DCTELEM) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_convsamp_float (void)
+jsimd_can_convsamp_float(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col,
- DCTELEM *workspace)
+jsimd_convsamp(JSAMPARRAY sample_data, JDIMENSION start_col,
+ DCTELEM *workspace)
{
jsimd_convsamp_neon(sample_data, start_col, workspace);
}
GLOBAL(void)
-jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col,
- FAST_FLOAT *workspace)
+jsimd_convsamp_float(JSAMPARRAY sample_data, JDIMENSION start_col,
+ FAST_FLOAT *workspace)
{
}
GLOBAL(int)
-jsimd_can_fdct_islow (void)
+jsimd_can_fdct_islow(void)
{
- init_simd();
-
return 0;
}
GLOBAL(int)
-jsimd_can_fdct_ifast (void)
+jsimd_can_fdct_ifast(void)
{
init_simd();
if (sizeof(DCTELEM) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_fdct_float (void)
+jsimd_can_fdct_float(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_fdct_islow (DCTELEM *data)
+jsimd_fdct_islow(DCTELEM *data)
{
}
GLOBAL(void)
-jsimd_fdct_ifast (DCTELEM *data)
+jsimd_fdct_ifast(DCTELEM *data)
{
jsimd_fdct_ifast_neon(data);
}
GLOBAL(void)
-jsimd_fdct_float (FAST_FLOAT *data)
+jsimd_fdct_float(FAST_FLOAT *data)
{
}
GLOBAL(int)
-jsimd_can_quantize (void)
+jsimd_can_quantize(void)
{
init_simd();
if (sizeof(DCTELEM) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_quantize_float (void)
+jsimd_can_quantize_float(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_quantize (JCOEFPTR coef_block, DCTELEM *divisors,
- DCTELEM *workspace)
+jsimd_quantize(JCOEFPTR coef_block, DCTELEM *divisors, DCTELEM *workspace)
{
jsimd_quantize_neon(coef_block, divisors, workspace);
}
GLOBAL(void)
-jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT *divisors,
- FAST_FLOAT *workspace)
+jsimd_quantize_float(JCOEFPTR coef_block, FAST_FLOAT *divisors,
+ FAST_FLOAT *workspace)
{
}
GLOBAL(int)
-jsimd_can_idct_2x2 (void)
+jsimd_can_idct_2x2(void)
{
init_simd();
if (sizeof(ISLOW_MULT_TYPE) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_idct_4x4 (void)
+jsimd_can_idct_4x4(void)
{
init_simd();
if (sizeof(ISLOW_MULT_TYPE) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(void)
-jsimd_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
- JCOEFPTR coef_block, JSAMPARRAY output_buf,
- JDIMENSION output_col)
+jsimd_idct_2x2(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JCOEFPTR coef_block, JSAMPARRAY output_buf,
+ JDIMENSION output_col)
{
- jsimd_idct_2x2_neon(compptr->dct_table, coef_block, output_buf,
- output_col);
+ jsimd_idct_2x2_neon(compptr->dct_table, coef_block, output_buf, output_col);
}
GLOBAL(void)
-jsimd_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
- JCOEFPTR coef_block, JSAMPARRAY output_buf,
- JDIMENSION output_col)
+jsimd_idct_4x4(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JCOEFPTR coef_block, JSAMPARRAY output_buf,
+ JDIMENSION output_col)
{
- jsimd_idct_4x4_neon(compptr->dct_table, coef_block, output_buf,
- output_col);
+ jsimd_idct_4x4_neon(compptr->dct_table, coef_block, output_buf, output_col);
}
GLOBAL(int)
-jsimd_can_idct_islow (void)
+jsimd_can_idct_islow(void)
{
init_simd();
if (sizeof(ISLOW_MULT_TYPE) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_idct_ifast (void)
+jsimd_can_idct_ifast(void)
{
init_simd();
if (IFAST_SCALE_BITS != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON)
+ if (simd_support & JSIMD_NEON)
return 1;
return 0;
}
GLOBAL(int)
-jsimd_can_idct_float (void)
+jsimd_can_idct_float(void)
{
- init_simd();
-
return 0;
}
GLOBAL(void)
-jsimd_idct_islow (j_decompress_ptr cinfo, jpeg_component_info *compptr,
- JCOEFPTR coef_block, JSAMPARRAY output_buf,
- JDIMENSION output_col)
+jsimd_idct_islow(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JCOEFPTR coef_block, JSAMPARRAY output_buf,
+ JDIMENSION output_col)
{
jsimd_idct_islow_neon(compptr->dct_table, coef_block, output_buf,
output_col);
}
GLOBAL(void)
-jsimd_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info *compptr,
- JCOEFPTR coef_block, JSAMPARRAY output_buf,
- JDIMENSION output_col)
+jsimd_idct_ifast(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JCOEFPTR coef_block, JSAMPARRAY output_buf,
+ JDIMENSION output_col)
{
jsimd_idct_ifast_neon(compptr->dct_table, coef_block, output_buf,
output_col);
}
GLOBAL(void)
-jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info *compptr,
- JCOEFPTR coef_block, JSAMPARRAY output_buf,
- JDIMENSION output_col)
+jsimd_idct_float(j_decompress_ptr cinfo, jpeg_component_info *compptr,
+ JCOEFPTR coef_block, JSAMPARRAY output_buf,
+ JDIMENSION output_col)
{
}
GLOBAL(int)
-jsimd_can_huff_encode_one_block (void)
+jsimd_can_huff_encode_one_block(void)
{
init_simd();
if (sizeof(JCOEF) != 2)
return 0;
- if (simd_support & JSIMD_ARM_NEON && simd_huffman)
+ if (simd_support & JSIMD_NEON && simd_huffman)
return 1;
return 0;
}
-GLOBAL(JOCTET*)
-jsimd_huff_encode_one_block (void *state, JOCTET *buffer, JCOEFPTR block,
- int last_dc_val, c_derived_tbl *dctbl,
- c_derived_tbl *actbl)
+GLOBAL(JOCTET *)
+jsimd_huff_encode_one_block(void *state, JOCTET *buffer, JCOEFPTR block,
+ int last_dc_val, c_derived_tbl *dctbl,
+ c_derived_tbl *actbl)
{
return jsimd_huff_encode_one_block_neon(state, buffer, block, last_dc_val,
dctbl, actbl);
}
+
+GLOBAL(int)
+jsimd_can_encode_mcu_AC_first_prepare(void)
+{
+ return 0;
+}
+
+GLOBAL(void)
+jsimd_encode_mcu_AC_first_prepare(const JCOEF *block,
+ const int *jpeg_natural_order_start, int Sl,
+ int Al, JCOEF *values, size_t *zerobits)
+{
+}
+
+GLOBAL(int)
+jsimd_can_encode_mcu_AC_refine_prepare(void)
+{
+ return 0;
+}
+
+GLOBAL(int)
+jsimd_encode_mcu_AC_refine_prepare(const JCOEF *block,
+ const int *jpeg_natural_order_start, int Sl,
+ int Al, JCOEF *absvalues, size_t *bits)
+{
+ return 0;
+}