libavcodec/truespeech.c File Reference

TrueSpeech decoder. More...

#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "truespeech_data.h"

Go to the source code of this file.

Data Structures
struct	TSContext
	TrueSpeech decoder context. More...
Functions
static av_cold int	truespeech_decode_init (AVCodecContext *avctx)
static void	truespeech_read_frame (TSContext *dec, const uint8_t *input)
static void	truespeech_correlate_filter (TSContext *dec)
static void	truespeech_filters_merge (TSContext *dec)
static void	truespeech_apply_twopoint_filter (TSContext *dec, int quart)
static void	truespeech_place_pulses (TSContext *dec, int16_t *out, int quart)
static void	truespeech_update_filters (TSContext *dec, int16_t *out, int quart)
static void	truespeech_synth (TSContext *dec, int16_t *out, int quart)
static void	truespeech_save_prevvec (TSContext *c)
static int	truespeech_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
Variables
AVCodec	truespeech_decoder

---

Detailed Description

TrueSpeech decoder.

Definition in file truespeech.c.

---

Function Documentation

static void truespeech_apply_twopoint_filter	(	TSContext *	dec,
		int	quart
	)			[static]

Definition at line 194 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_correlate_filter

(

TSContext *

dec

)

[static]

Definition at line 153 of file truespeech.c.

Referenced by truespeech_decode_frame().

static int truespeech_decode_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)			[static]

Definition at line 333 of file truespeech.c.

static av_cold int truespeech_decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 55 of file truespeech.c.

static void truespeech_filters_merge

(

TSContext *

dec

)

[static]

Definition at line 173 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_place_pulses	(	TSContext *	dec,
		int16_t *	out,
		int	quart
	)			[static]

Definition at line 219 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_read_frame	(	TSContext *	dec,
		const uint8_t *	input
	)			[static]

Definition at line 63 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_save_prevvec

(

TSContext *

c

)

[static]

Definition at line 325 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_synth	(	TSContext *	dec,
		int16_t *	out,
		int	quart
	)			[static]

Definition at line 274 of file truespeech.c.

Referenced by truespeech_decode_frame().

static void truespeech_update_filters	(	TSContext *	dec,
		int16_t *	out,
		int	quart
	)			[static]

Definition at line 262 of file truespeech.c.

Referenced by truespeech_decode_frame().

---

Variable Documentation

AVCodec truespeech_decoder

Initial value:

 {
    "truespeech",
    AVMEDIA_TYPE_AUDIO,
    CODEC_ID_TRUESPEECH,
    sizeof(TSContext),
    truespeech_decode_init,
    NULL,
    NULL,
    truespeech_decode_frame,
    .long_name = NULL_IF_CONFIG_SMALL("DSP Group TrueSpeech"),
}

Definition at line 379 of file truespeech.c.