0,0 → 1,134 |
/* |
* Generate a file for hardcoded tables |
* |
* Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de> |
* |
* This file is part of FFmpeg. |
* |
* FFmpeg is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* FFmpeg is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with FFmpeg; if not, write to the Free Software |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
*/ |
|
#ifndef AVCODEC_TABLEPRINT_H |
#define AVCODEC_TABLEPRINT_H |
|
#include <inttypes.h> |
#include <stdio.h> |
|
#include "libavutil/common.h" |
|
#define WRITE_1D_FUNC_ARGV(type, linebrk, fmtstr, ...)\ |
void write_##type##_array(const type *data, int len)\ |
{\ |
int i;\ |
printf(" ");\ |
for (i = 0; i < len - 1; i++) {\ |
printf(" "fmtstr",", __VA_ARGS__);\ |
if ((i & linebrk) == linebrk) printf("\n ");\ |
}\ |
printf(" "fmtstr"\n", __VA_ARGS__);\ |
} |
|
#define WRITE_1D_FUNC(type, fmtstr, linebrk)\ |
WRITE_1D_FUNC_ARGV(type, linebrk, fmtstr, data[i]) |
|
#define WRITE_2D_FUNC(type)\ |
void write_##type##_2d_array(const void *arg, int len, int len2)\ |
{\ |
const type *data = arg;\ |
int i;\ |
printf(" {\n");\ |
for (i = 0; i < len; i++) {\ |
write_##type##_array(data + i * len2, len2);\ |
printf(i == len - 1 ? " }\n" : " }, {\n");\ |
}\ |
} |
|
/** |
* @name Predefined functions for printing tables |
* |
* @{ |
*/ |
void write_int8_t_array (const int8_t *, int); |
void write_uint8_t_array (const uint8_t *, int); |
void write_uint16_t_array (const uint16_t *, int); |
void write_uint32_t_array (const uint32_t *, int); |
void write_int32_t_array (const int32_t *, int); |
void write_float_array (const float *, int); |
void write_int8_t_2d_array (const void *, int, int); |
void write_uint8_t_2d_array (const void *, int, int); |
void write_uint32_t_2d_array(const void *, int, int); |
void write_float_2d_array (const void *, int, int); |
/** @} */ // end of printfuncs group |
|
/* |
* MSVC doesn't have %zu, since it was introduced in C99, |
* but has its own %Iu for printing size_t values. |
*/ |
#if defined(_MSC_VER) |
#define FMT "Iu" |
#else |
#define FMT "zu" |
#endif |
|
#define WRITE_ARRAY_ALIGNED(prefix, align, type, name) \ |
do { \ |
const size_t array_size = FF_ARRAY_ELEMS(name); \ |
printf(prefix" DECLARE_ALIGNED("#align", " \ |
#type", "#name")[%"FMT"] = {\n", \ |
array_size); \ |
write_##type##_array(name, array_size); \ |
printf("};\n"); \ |
} while(0) |
|
#define WRITE_ARRAY(prefix, type, name) \ |
do { \ |
const size_t array_size = FF_ARRAY_ELEMS(name); \ |
printf(prefix" "#type" "#name"[%"FMT"] = {\n", \ |
array_size); \ |
write_##type##_array(name, array_size); \ |
printf("};\n"); \ |
} while(0) |
|
#define WRITE_2D_ARRAY(prefix, type, name) \ |
do { \ |
const size_t array_size1 = FF_ARRAY_ELEMS(name); \ |
const size_t array_size2 = FF_ARRAY_ELEMS(name[0]); \ |
printf(prefix" "#type" "#name"[%"FMT"][%"FMT"] = {\n", \ |
array_size1, array_size2 ); \ |
write_##type##_2d_array(name, array_size1, array_size2); \ |
printf("};\n"); \ |
} while(0) |
|
|
WRITE_1D_FUNC(int8_t, "%3"PRIi8, 15) |
WRITE_1D_FUNC(uint8_t, "0x%02"PRIx8, 15) |
WRITE_1D_FUNC(uint16_t, "0x%08"PRIx16, 7) |
WRITE_1D_FUNC(int16_t, "%5"PRIi16, 7) |
WRITE_1D_FUNC(uint32_t, "0x%08"PRIx32, 7) |
WRITE_1D_FUNC(int32_t, "0x%08"PRIx32, 7) |
WRITE_1D_FUNC(float, "%.18e", 3) |
|
WRITE_2D_FUNC(int8_t) |
WRITE_2D_FUNC(uint8_t) |
WRITE_2D_FUNC(uint32_t) |
WRITE_2D_FUNC(float) |
|
static inline void write_fileheader(void) |
{ |
printf("/* This file was automatically generated. */\n"); |
printf("#include <stdint.h>\n"); |
} |
|
#endif /* AVCODEC_TABLEPRINT_H */ |