mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 23:32:26 +00:00
33bc71f10d
and converting between both. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30283 b3059339-0415-0410-9bf9-f77b7e298cf2
121 lines
4.5 KiB
C
121 lines
4.5 KiB
C
/*
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* The sample format system used lin libaf is based on bitmasks.
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* The format definition only refers to the storage format,
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* not the resolution.
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_AF_FORMAT_H
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#define MPLAYER_AF_FORMAT_H
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#include "config.h"
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// Endianness
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#define AF_FORMAT_BE (0<<0) // Big Endian
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#define AF_FORMAT_LE (1<<0) // Little Endian
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#define AF_FORMAT_END_MASK (1<<0)
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#if HAVE_BIGENDIAN // Native endian of cpu
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#define AF_FORMAT_NE AF_FORMAT_BE
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#else
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#define AF_FORMAT_NE AF_FORMAT_LE
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#endif
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// Signed/unsigned
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#define AF_FORMAT_SI (0<<1) // Signed
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#define AF_FORMAT_US (1<<1) // Unsigned
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#define AF_FORMAT_SIGN_MASK (1<<1)
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// Fixed or floating point
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#define AF_FORMAT_I (0<<2) // Int
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#define AF_FORMAT_F (1<<2) // Foating point
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#define AF_FORMAT_POINT_MASK (1<<2)
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// Bits used
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#define AF_FORMAT_8BIT (0<<3)
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#define AF_FORMAT_16BIT (1<<3)
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#define AF_FORMAT_24BIT (2<<3)
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#define AF_FORMAT_32BIT (3<<3)
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#define AF_FORMAT_40BIT (4<<3)
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#define AF_FORMAT_48BIT (5<<3)
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#define AF_FORMAT_BITS_MASK (7<<3)
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// Special flags refering to non pcm data
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#define AF_FORMAT_MU_LAW (1<<6)
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#define AF_FORMAT_A_LAW (2<<6)
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#define AF_FORMAT_MPEG2 (3<<6) // MPEG(2) audio
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#define AF_FORMAT_AC3 (4<<6) // Dolby Digital AC3
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#define AF_FORMAT_IMA_ADPCM (5<<6)
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#define AF_FORMAT_SPECIAL_MASK (7<<6)
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// PREDEFINED formats
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#define AF_FORMAT_U8 (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_8BIT|AF_FORMAT_NE)
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#define AF_FORMAT_S8 (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_8BIT|AF_FORMAT_NE)
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#define AF_FORMAT_U16_LE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_16BIT|AF_FORMAT_LE)
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#define AF_FORMAT_U16_BE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_16BIT|AF_FORMAT_BE)
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#define AF_FORMAT_S16_LE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_16BIT|AF_FORMAT_LE)
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#define AF_FORMAT_S16_BE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_16BIT|AF_FORMAT_BE)
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#define AF_FORMAT_U24_LE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_24BIT|AF_FORMAT_LE)
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#define AF_FORMAT_U24_BE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_24BIT|AF_FORMAT_BE)
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#define AF_FORMAT_S24_LE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_24BIT|AF_FORMAT_LE)
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#define AF_FORMAT_S24_BE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_24BIT|AF_FORMAT_BE)
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#define AF_FORMAT_U32_LE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_32BIT|AF_FORMAT_LE)
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#define AF_FORMAT_U32_BE (AF_FORMAT_I|AF_FORMAT_US|AF_FORMAT_32BIT|AF_FORMAT_BE)
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#define AF_FORMAT_S32_LE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_32BIT|AF_FORMAT_LE)
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#define AF_FORMAT_S32_BE (AF_FORMAT_I|AF_FORMAT_SI|AF_FORMAT_32BIT|AF_FORMAT_BE)
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#define AF_FORMAT_FLOAT_LE (AF_FORMAT_F|AF_FORMAT_32BIT|AF_FORMAT_LE)
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#define AF_FORMAT_FLOAT_BE (AF_FORMAT_F|AF_FORMAT_32BIT|AF_FORMAT_BE)
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#define AF_FORMAT_AC3_LE (AF_FORMAT_AC3|AF_FORMAT_16BIT|AF_FORMAT_LE)
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#define AF_FORMAT_AC3_BE (AF_FORMAT_AC3|AF_FORMAT_16BIT|AF_FORMAT_BE)
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#if HAVE_BIGENDIAN
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#define AF_FORMAT_U16_NE AF_FORMAT_U16_BE
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#define AF_FORMAT_S16_NE AF_FORMAT_S16_BE
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#define AF_FORMAT_U24_NE AF_FORMAT_U24_BE
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#define AF_FORMAT_S24_NE AF_FORMAT_S24_BE
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#define AF_FORMAT_U32_NE AF_FORMAT_U32_BE
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#define AF_FORMAT_S32_NE AF_FORMAT_S32_BE
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#define AF_FORMAT_FLOAT_NE AF_FORMAT_FLOAT_BE
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#define AF_FORMAT_AC3_NE AF_FORMAT_AC3_BE
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#else
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#define AF_FORMAT_U16_NE AF_FORMAT_U16_LE
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#define AF_FORMAT_S16_NE AF_FORMAT_S16_LE
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#define AF_FORMAT_U24_NE AF_FORMAT_U24_LE
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#define AF_FORMAT_S24_NE AF_FORMAT_S24_LE
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#define AF_FORMAT_U32_NE AF_FORMAT_U32_LE
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#define AF_FORMAT_S32_NE AF_FORMAT_S32_LE
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#define AF_FORMAT_FLOAT_NE AF_FORMAT_FLOAT_LE
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#define AF_FORMAT_AC3_NE AF_FORMAT_AC3_LE
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#endif
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#define AF_FORMAT_UNKNOWN (-1)
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#define AF_FORMAT_IS_AC3(fmt) (((fmt) & AF_FORMAT_SPECIAL_MASK) == AF_FORMAT_AC3)
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int af_str2fmt(const char *str);
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int af_str2fmt_short(const char *str);
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int af_fmt2bits(int format);
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int af_bits2fmt(int bits);
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char* af_fmt2str(int format, char* str, int size);
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const char* af_fmt2str_short(int format);
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#endif /* MPLAYER_AF_FORMAT_H */
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