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🎥 Command line media player
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778/* * 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/>. */
#ifndef MPLAYER_AF_FORMAT_H#define MPLAYER_AF_FORMAT_H
#include <stddef.h>#include <stdbool.h>
enum af_format { AF_FORMAT_UNKNOWN = 0,
AF_FORMAT_U8, AF_FORMAT_S16, AF_FORMAT_S32, AF_FORMAT_FLOAT, AF_FORMAT_DOUBLE,
// Planar variants AF_FORMAT_U8P, AF_FORMAT_S16P, AF_FORMAT_S32P, AF_FORMAT_FLOATP, AF_FORMAT_DOUBLEP,
// All of these use IEC61937 framing, and otherwise pretend to be like PCM. AF_FORMAT_S_AAC, AF_FORMAT_S_AC3, AF_FORMAT_S_DTS, AF_FORMAT_S_DTSHD, AF_FORMAT_S_EAC3, AF_FORMAT_S_MP3, AF_FORMAT_S_TRUEHD,
AF_FORMAT_COUNT};
const char *af_fmt_to_str(int format);
int af_fmt_to_bytes(int format);
bool af_fmt_is_valid(int format);bool af_fmt_is_unsigned(int format);bool af_fmt_is_float(int format);bool af_fmt_is_int(int format);bool af_fmt_is_planar(int format);bool af_fmt_is_spdif(int format);bool af_fmt_is_pcm(int format);
int af_fmt_to_planar(int format);int af_fmt_from_planar(int format);
// Amount of bytes that contain audio of the given duration, aligned to frames.int af_fmt_seconds_to_bytes(int format, float seconds, int channels, int samplerate);
void af_fill_silence(void *dst, size_t bytes, int format);
void af_get_best_sample_formats(int src_format, int out_formats[AF_FORMAT_COUNT]);int af_select_best_samplerate(int src_sampelrate, const int *available);
int af_format_sample_alignment(int format);
#endif /* MPLAYER_AF_FORMAT_H */