yading@10: /*
yading@10:  * Generate a file for hardcoded tables
yading@10:  *
yading@10:  * Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de>
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_TABLEPRINT_H
yading@10: #define AVCODEC_TABLEPRINT_H
yading@10: 
yading@10: #include <inttypes.h>
yading@10: #include <stdio.h>
yading@10: 
yading@10: #include "libavutil/common.h"
yading@10: 
yading@10: #define WRITE_1D_FUNC_ARGV(type, linebrk, fmtstr, ...)\
yading@10: void write_##type##_array(const type *data, int len)\
yading@10: {\
yading@10:     int i;\
yading@10:     printf("   ");\
yading@10:     for (i = 0; i < len - 1; i++) {\
yading@10:        printf(" "fmtstr",", __VA_ARGS__);\
yading@10:        if ((i & linebrk) == linebrk) printf("\n   ");\
yading@10:     }\
yading@10:     printf(" "fmtstr"\n", __VA_ARGS__);\
yading@10: }
yading@10: 
yading@10: #define WRITE_1D_FUNC(type, fmtstr, linebrk)\
yading@10:     WRITE_1D_FUNC_ARGV(type, linebrk, fmtstr, data[i])
yading@10: 
yading@10: #define WRITE_2D_FUNC(type)\
yading@10: void write_##type##_2d_array(const void *arg, int len, int len2)\
yading@10: {\
yading@10:     const type *data = arg;\
yading@10:     int i;\
yading@10:     printf("    {\n");\
yading@10:     for (i = 0; i < len; i++) {\
yading@10:         write_##type##_array(data + i * len2, len2);\
yading@10:         printf(i == len - 1 ? "    }\n" : "    }, {\n");\
yading@10:     }\
yading@10: }
yading@10: 
yading@10: /**
yading@10:  * @name Predefined functions for printing tables
yading@10:  *
yading@10:  * @{
yading@10:  */
yading@10: void write_int8_t_array     (const int8_t   *, int);
yading@10: void write_uint8_t_array    (const uint8_t  *, int);
yading@10: void write_uint16_t_array   (const uint16_t *, int);
yading@10: void write_uint32_t_array   (const uint32_t *, int);
yading@10: void write_float_array      (const float    *, int);
yading@10: void write_int8_t_2d_array  (const void *, int, int);
yading@10: void write_uint8_t_2d_array (const void *, int, int);
yading@10: void write_uint32_t_2d_array(const void *, int, int);
yading@10: void write_float_2d_array   (const void *, int, int);
yading@10: /** @} */ // end of printfuncs group
yading@10: 
yading@10: #define WRITE_ARRAY(prefix, type, name)                 \
yading@10:     do {                                                \
yading@10:         const size_t array_size = FF_ARRAY_ELEMS(name); \
yading@10:         printf(prefix" "#type" "#name"[%zu] = {\n",     \
yading@10:                array_size);                             \
yading@10:         write_##type##_array(name, array_size);         \
yading@10:         printf("};\n");                                 \
yading@10:     } while(0)
yading@10: 
yading@10: #define WRITE_2D_ARRAY(prefix, type, name)                              \
yading@10:     do {                                                                \
yading@10:         const size_t array_size1 = FF_ARRAY_ELEMS(name);                \
yading@10:         const size_t array_size2 = FF_ARRAY_ELEMS(name[0]);             \
yading@10:         printf(prefix" "#type" "#name"[%zu][%zu] = {\n",                \
yading@10:                array_size1, array_size2 );                              \
yading@10:         write_##type##_2d_array(name, array_size1, array_size2);        \
yading@10:         printf("};\n");                                                 \
yading@10:     } while(0)
yading@10: 
yading@10: 
yading@10: WRITE_1D_FUNC(int8_t,   "%3"PRIi8, 15)
yading@10: WRITE_1D_FUNC(uint8_t,  "0x%02"PRIx8, 15)
yading@10: WRITE_1D_FUNC(uint16_t, "0x%08"PRIx16, 7)
yading@10: WRITE_1D_FUNC(uint32_t, "0x%08"PRIx32, 7)
yading@10: WRITE_1D_FUNC(float,    "%.18e", 3)
yading@10: 
yading@10: WRITE_2D_FUNC(int8_t)
yading@10: WRITE_2D_FUNC(uint8_t)
yading@10: WRITE_2D_FUNC(uint32_t)
yading@10: WRITE_2D_FUNC(float)
yading@10: 
yading@10: static inline void write_fileheader(void)
yading@10: {
yading@10:     printf("/* This file was automatically generated. */\n");
yading@10:     printf("#include <stdint.h>\n");
yading@10: }
yading@10: 
yading@10: #endif /* AVCODEC_TABLEPRINT_H */