From eadaa00c6fe1752b0460aa0c94d3df47502c78df Mon Sep 17 00:00:00 2001 From: Reimar Döffinger Date: Wed, 28 Oct 2009 18:42:52 +0000 Subject: Add support for hardcoding the mpegaudiodec tables. Reduces .bss size by about 194 kB. Originally committed as revision 20400 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/tableprint.h | 58 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 libavcodec/tableprint.h (limited to 'libavcodec/tableprint.h') diff --git a/libavcodec/tableprint.h b/libavcodec/tableprint.h new file mode 100644 index 0000000000..c925c32b54 --- /dev/null +++ b/libavcodec/tableprint.h @@ -0,0 +1,58 @@ +/* + * Generate a file for hardcoded tables + * + * Copyright (c) 2009 Reimar Döffinger + * + * 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 + +/** + * \defgroup printfuncs Predefined functions for printing tables + * + * \{ + */ +void write_int8_array (const void *, int, int); +void write_uint32_array (const void *, int, int); +void write_uint32_2d_array(const void *, int, int); +/** \} */ // end of printfuncs group + +struct tabledef { + /** String that declares the array. Adding " = { ..." after it should + * make a valid initializer, adding "extern" before and ";" if possible + * should make a valid extern declaration. */ + const char *declaration; + /** Function used to print the table data (i.e. the part in {}). + * Should be one of the predefined write_*_array functions. */ + void (*printfunc)(const void *, int, int); + /** Pointer passed to the printfunc, usually a pointer to the start + * of the array to be printed. */ + const void *data; + int size; ///< size of the first dimension of the array + int size2; ///< size of the second dimension of the array if any +}; + +/** Initializes all the tables described in the tables array */ +void tableinit(void); +/** Describes the tables that should be printed */ +extern const struct tabledef tables[]; + +#endif /* AVCODEC_TABLEPRINT_H */ -- cgit v1.2.3