--- a/misc/winutils/include/libavutil/audio_fifo.h	Sat Aug 31 22:30:29 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,146 +0,0 @@
-/*
- * Audio FIFO
- * Copyright (c) 2012 Justin Ruggles <justin.ruggles@gmail.com>
- *
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/**
- * @file
- * Audio FIFO Buffer
- */
-
-#ifndef AVUTIL_AUDIO_FIFO_H
-#define AVUTIL_AUDIO_FIFO_H
-
-#include "avutil.h"
-#include "fifo.h"
-#include "samplefmt.h"
-
-/**
- * @addtogroup lavu_audio
- * @{
- */
-
-/**
- * Context for an Audio FIFO Buffer.
- *
- * - Operates at the sample level rather than the byte level.
- * - Supports multiple channels with either planar or packed sample format.
- * - Automatic reallocation when writing to a full buffer.
- */
-typedef struct AVAudioFifo AVAudioFifo;
-
-/**
- * Free an AVAudioFifo.
- *
- * @param af  AVAudioFifo to free
- */
-void av_audio_fifo_free(AVAudioFifo *af);
-
-/**
- * Allocate an AVAudioFifo.
- *
- * @param sample_fmt  sample format
- * @param channels    number of channels
- * @param nb_samples  initial allocation size, in samples
- * @return            newly allocated AVAudioFifo, or NULL on error
- */
-AVAudioFifo *av_audio_fifo_alloc(enum AVSampleFormat sample_fmt, int channels,
-                                 int nb_samples);
-
-/**
- * Reallocate an AVAudioFifo.
- *
- * @param af          AVAudioFifo to reallocate
- * @param nb_samples  new allocation size, in samples
- * @return            0 if OK, or negative AVERROR code on failure
- */
-int av_audio_fifo_realloc(AVAudioFifo *af, int nb_samples);
-
-/**
- * Write data to an AVAudioFifo.
- *
- * The AVAudioFifo will be reallocated automatically if the available space
- * is less than nb_samples.
- *
- * @see enum AVSampleFormat
- * The documentation for AVSampleFormat describes the data layout.
- *
- * @param af          AVAudioFifo to write to
- * @param data        audio data plane pointers
- * @param nb_samples  number of samples to write
- * @return            number of samples actually written, or negative AVERROR
- *                    code on failure.
- */
-int av_audio_fifo_write(AVAudioFifo *af, void **data, int nb_samples);
-
-/**
- * Read data from an AVAudioFifo.
- *
- * @see enum AVSampleFormat
- * The documentation for AVSampleFormat describes the data layout.
- *
- * @param af          AVAudioFifo to read from
- * @param data        audio data plane pointers
- * @param nb_samples  number of samples to read
- * @return            number of samples actually read, or negative AVERROR code
- *                    on failure.
- */
-int av_audio_fifo_read(AVAudioFifo *af, void **data, int nb_samples);
-
-/**
- * Drain data from an AVAudioFifo.
- *
- * Removes the data without reading it.
- *
- * @param af          AVAudioFifo to drain
- * @param nb_samples  number of samples to drain
- * @return            0 if OK, or negative AVERROR code on failure
- */
-int av_audio_fifo_drain(AVAudioFifo *af, int nb_samples);
-
-/**
- * Reset the AVAudioFifo buffer.
- *
- * This empties all data in the buffer.
- *
- * @param af  AVAudioFifo to reset
- */
-void av_audio_fifo_reset(AVAudioFifo *af);
-
-/**
- * Get the current number of samples in the AVAudioFifo available for reading.
- *
- * @param af  the AVAudioFifo to query
- * @return    number of samples available for reading
- */
-int av_audio_fifo_size(AVAudioFifo *af);
-
-/**
- * Get the current number of samples in the AVAudioFifo available for writing.
- *
- * @param af  the AVAudioFifo to query
- * @return    number of samples available for writing
- */
-int av_audio_fifo_space(AVAudioFifo *af);
-
-/**
- * @}
- */
-
-#endif /* AVUTIL_AUDIO_FIFO_H */