#include "libavutil/common.h"
#include "libavutil/dict.h"
#include "libavutil/frame.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avresample.h"
#include "internal.h"
#include "audio_data.h"
#include "audio_convert.h"
#include "audio_mix.h"
#include "resample.h"

Macros
#define	LICENSE_PREFIX "libavresample license: "

Functions
int	avresample_open (AVAudioResampleContext *avr)
	Initialize AVAudioResampleContext.

int	avresample_is_open (AVAudioResampleContext *avr)
	Check whether an AVAudioResampleContext is open or closed.

void	avresample_close (AVAudioResampleContext *avr)
	Close AVAudioResampleContext.

void	avresample_free (AVAudioResampleContext **avr)
	Free AVAudioResampleContext and associated AVOption values.

static int	handle_buffered_output (AVAudioResampleContext avr, AudioData output, AudioData *converted)

int attribute_align_arg	avresample_convert (AVAudioResampleContext avr, uint8_t output, int out_plane_size, int out_samples, uint8_t *input, int in_plane_size, int in_samples)
	Convert input samples and write them to the output FIFO.

int	avresample_config (AVAudioResampleContext avr, AVFrame out, AVFrame *in)
	Configure or reconfigure the AVAudioResampleContext using the information provided by the AVFrames.

static int	config_changed (AVAudioResampleContext avr, AVFrame out, AVFrame *in)

static int	convert_frame (AVAudioResampleContext avr, AVFrame out, AVFrame *in)

static int	available_samples (AVFrame *out)

int	avresample_convert_frame (AVAudioResampleContext avr, AVFrame out, AVFrame *in)
	Convert the samples in the input AVFrame and write them to the output AVFrame.

int	avresample_get_matrix (AVAudioResampleContext avr, double matrix, int stride)
	Get the current channel mixing matrix.

int	avresample_set_matrix (AVAudioResampleContext avr, const double matrix, int stride)
	Set channel mixing matrix.

int	avresample_set_channel_mapping (AVAudioResampleContext avr, const int channel_map)
	Set a customized input channel mapping.

int	avresample_available (AVAudioResampleContext *avr)
	Return the number of available samples in the output FIFO.

int	avresample_get_out_samples (AVAudioResampleContext *avr, int in_nb_samples)
	Provide the upper bound on the number of samples the configured conversion would output.

int	avresample_read (AVAudioResampleContext avr, uint8_t *output, int nb_samples)
	Read samples from the output FIFO.

unsigned	avresample_version (void)
	Return the LIBAVRESAMPLE_VERSION_INT constant.

const char *	avresample_license (void)
	Return the libavresample license.

const char *	avresample_configuration (void)
	Return the libavresample build-time configuration.