/*

 * This file is part of mpv.

 *

 * mpv 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.

 *

 * mpv 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 mpv.  If not, see <http://www.gnu.org/licenses/>.

 */

#include <libavutil/avutil.h>

#include <libavutil/samplefmt.h>

#include "format.h"

#include "fmt-conversion.h"

static const struct {

    enum AVSampleFormat sample_fmt;

    int fmt;

} audio_conversion_map[] = {

    {AV_SAMPLE_FMT_U8,    AF_FORMAT_U8},

    {AV_SAMPLE_FMT_S16,   AF_FORMAT_S16},

    {AV_SAMPLE_FMT_S32,   AF_FORMAT_S32},

    {AV_SAMPLE_FMT_S64,   AF_FORMAT_S64},

    {AV_SAMPLE_FMT_FLT,   AF_FORMAT_FLOAT},

    {AV_SAMPLE_FMT_DBL,   AF_FORMAT_DOUBLE},

    {AV_SAMPLE_FMT_U8P,   AF_FORMAT_U8P},

    {AV_SAMPLE_FMT_S16P,  AF_FORMAT_S16P},

    {AV_SAMPLE_FMT_S32P,  AF_FORMAT_S32P},

    {AV_SAMPLE_FMT_S64P,  AF_FORMAT_S64P},

    {AV_SAMPLE_FMT_FLTP,  AF_FORMAT_FLOATP},

    {AV_SAMPLE_FMT_DBLP,  AF_FORMAT_DOUBLEP},

    {AV_SAMPLE_FMT_NONE,  0},

};

enum AVSampleFormat af_to_avformat(int fmt)

{

    for (int i = 0; audio_conversion_map[i].fmt; i++) {

        if (audio_conversion_map[i].fmt == fmt)

            return audio_conversion_map[i].sample_fmt;

    }

    return AV_SAMPLE_FMT_NONE;

}

int af_from_avformat(enum AVSampleFormat sample_fmt)

{

    for (int i = 0; audio_conversion_map[i].fmt; i++) {

        if (audio_conversion_map[i].sample_fmt == sample_fmt)

            return audio_conversion_map[i].fmt;

    }

    return 0;

}