libavresample/avresample-test.c File Reference

#include <stdint.h>
#include <stdio.h>
#include "libavutil/avstring.h"
#include "libavutil/lfg.h"
#include "libavutil/libm.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/samplefmt.h"
#include "avresample.h"

Go to the source code of this file.

Defines
#define	PUT_FUNC(name, fmt, type, expr)
#define	PUT_SAMPLE   put_sample(data, sample_fmt, channels, k, ch, v);
Functions
static double	dbl_rand (AVLFG *lfg)
	PUT_FUNC (u8, AV_SAMPLE_FMT_U8, uint8_t, av_clip_uint8(lrint(v_dbl *(1<< 7))+128))
static void	audiogen (AVLFG *rnd, void **data, enum AVSampleFormat sample_fmt, int channels, int sample_rate, int nb_samples)
int	main (int argc, char **argv)
Variables
static enum AVSampleFormat	formats []
static const int	rates []
static const uint64_t	layouts []

---

Define Documentation

#define PUT_FUNC	(	name,
		fmt,
		type,
		expr		)

Value:

static void put_sample_ ## name(void **data, enum AVSampleFormat sample_fmt,\
                                int channels, int sample, int ch,           \
                                double v_dbl)                               \
{                                                                           \
    type v = expr;                                                          \
    type **out = (type **)data;                                             \
    if (av_sample_fmt_is_planar(sample_fmt))                                \
        out[ch][sample] = v;                                                \
    else                                                                    \
        out[0][sample * channels + ch] = v;                                 \
}

Definition at line 39 of file avresample-test.c.

#define PUT_SAMPLE   put_sample(data, sample_fmt, channels, k, ch, v);

Referenced by audiogen().

---

Function Documentation

static void audiogen	(	AVLFG *	rnd,
		void **	data,
		enum AVSampleFormat	sample_fmt,
		int	channels,
		int	sample_rate,
		int	nb_samples
	)			[static]

Definition at line 80 of file avresample-test.c.

Referenced by main().

static double dbl_rand

(

AVLFG *

lfg

)

[static]

Definition at line 34 of file avresample-test.c.

int main	(	int	argc,
		char **	argv
	)

Definition at line 187 of file avresample-test.c.

PUT_FUNC	(	u8	,
		AV_SAMPLE_FMT_U8	,
		uint8_t	,
		av_clip_uint8(lrint(v_dbl *(1<< 7))+128)
	)

Definition at line 52 of file avresample-test.c.

---

Variable Documentation

enum AVSampleFormat formats[] [static]

Initial value:

 {
    AV_SAMPLE_FMT_S16,
    AV_SAMPLE_FMT_FLTP,
    AV_SAMPLE_FMT_S16P,
    AV_SAMPLE_FMT_FLT,
    AV_SAMPLE_FMT_S32P,
    AV_SAMPLE_FMT_S32,
    AV_SAMPLE_FMT_U8P,
    AV_SAMPLE_FMT_U8,
    AV_SAMPLE_FMT_DBLP,
    AV_SAMPLE_FMT_DBL,
}

Definition at line 161 of file avresample-test.c.

Referenced by avfilter_add_format(), avfilter_formats_unref(), avfilter_make_format64_list(), avfilter_make_format_list(), avfilter_merge_formats(), ff_merge_samplerates(), ff_set_common_samplerates(), main(), make_format_list(), and query_formats().

const uint64_t layouts[] [static]

Initial value:

 {
    AV_CH_LAYOUT_STEREO,
    AV_CH_LAYOUT_MONO,
    AV_CH_LAYOUT_5POINT1,
    AV_CH_LAYOUT_7POINT1,
}

Definition at line 180 of file avresample-test.c.

Referenced by ff_mov_get_channel_layout_tag(), ff_mov_read_chan(), ff_mov_write_chan(), main(), and query_formats().

const int rates[] [static]

Initial value:

 {
    48000,
    44100,
    16000
}

Definition at line 174 of file avresample-test.c.

Referenced by get_wb_bitrate_mode(), and main().