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6f84cd1279
deprecate av_get_bits_per_sample_format(). Originally committed as revision 25654 to svn://svn.ffmpeg.org/ffmpeg/trunk
71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCORE_SAMPLEFMT_H
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#define AVCORE_SAMPLEFMT_H
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/**
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* all in native-endian format
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*/
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enum AVSampleFormat {
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AV_SAMPLE_FMT_NONE = -1,
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AV_SAMPLE_FMT_U8, ///< unsigned 8 bits
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AV_SAMPLE_FMT_S16, ///< signed 16 bits
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AV_SAMPLE_FMT_S32, ///< signed 32 bits
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AV_SAMPLE_FMT_FLT, ///< float
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AV_SAMPLE_FMT_DBL, ///< double
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AV_SAMPLE_FMT_NB ///< Number of sample formats. DO NOT USE if dynamically linking to libavcore
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};
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/**
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* Return the name of sample_fmt, or NULL if sample_fmt is not
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* recognized.
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*/
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const char *av_get_sample_fmt_name(enum AVSampleFormat sample_fmt);
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/**
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* Return a sample format corresponding to name, or AV_SAMPLE_FMT_NONE
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* on error.
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*/
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enum AVSampleFormat av_get_sample_fmt(const char *name);
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/**
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* Generate a string corresponding to the sample format with
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* sample_fmt, or a header if sample_fmt is negative.
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*
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* @param buf the buffer where to write the string
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* @param buf_size the size of buf
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* @param sample_fmt the number of the sample format to print the
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* corresponding info string, or a negative value to print the
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* corresponding header.
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* @return the pointer to the filled buffer or NULL if sample_fmt is
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* unknown or in case of other errors
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*/
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char *av_get_sample_fmt_string(char *buf, int buf_size, enum AVSampleFormat sample_fmt);
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/**
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* Return sample format bits per sample.
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*
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* @param sample_fmt the sample format
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* @return number of bits per sample or zero if unknown for the given
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* sample format
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*/
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int av_get_bits_per_sample_fmt(enum AVSampleFormat sample_fmt);
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#endif /* AVCORE_SAMPLEFMT_H */
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