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/**********************************************************************
Audacity: A Digital Audio Editor
AVUtilFunctions.h
Dmitry Vedenko
**********************************************************************/
#pragma once
#include <cstdarg>
#include <cstdint>
#include "FFmpegTypes.h"
struct FFMPEG_SUPPORT_API AVUtilFunctions
{
FFMPegVersion AVUtilVersion;
void* (*av_malloc) (size_t size) = nullptr;
void (*av_free) (void *ptr) = nullptr;
char* (*av_strdup) (const char *ptr) = nullptr;
void (*av_dict_free) (AVDictionary **m) = nullptr;
AudacityAVDictionaryEntry*
(*av_dict_get) (const AVDictionary *m, const char *key, const AudacityAVDictionaryEntry *prev, int flags) = nullptr;
int (*av_dict_set) (AVDictionary **pm, const char *key, const char *value, int flags) = nullptr;
void (*av_dict_copy) (AVDictionary** dst, const AVDictionary* src, int flags) = nullptr;
int (*av_get_bytes_per_sample) (AVSampleFormatFwd sample_fmt) = nullptr;
void (*av_log_set_callback) (void (*cb)(void*, int, const char*, va_list)) = nullptr;
void (*av_log_default_callback) (void* ptr, int level, const char* fmt, va_list vl) = nullptr;
AVFifoBuffer* (*av_fifo_alloc) (unsigned int size) = nullptr;
int (*av_fifo_generic_read) (AVFifoBuffer *f, void *buf, int buf_size, void (*func)(void*, void*, int)) = nullptr;
int (*av_fifo_realloc2) (AVFifoBuffer *f, unsigned int size) = nullptr;
void (*av_fifo_free) (AVFifoBuffer *f) = nullptr;
int (*av_fifo_size) (const AVFifoBuffer *f) = nullptr;
int (*av_fifo_generic_write) (AVFifoBuffer *f, void *src, int size, int (*func)(void*, void*, int)) = nullptr;
int64_t (*av_rescale_q) (int64_t a, AudacityAVRational bq, AudacityAVRational cq) = nullptr;
AVFrame* (*av_frame_alloc) (void) = nullptr;
void (*av_frame_free) (AVFrame **frame) = nullptr;
int (*av_samples_get_buffer_size) (int *linesize, int nb_channels, int nb_samples, AVSampleFormatFwd sample_fmt, int align) = nullptr;
int64_t (*av_get_default_channel_layout) (int nb_channels) = nullptr;
int (*av_strerror) (int errnum, char *errbuf, size_t errbuf_size) = nullptr;
int (*av_get_channel_layout_nb_channels)(uint64_t channel_layout) = nullptr;
};
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