roqaudioenc.c File Reference

Go to the source code of this file.

Classes
struct	ROQDPCMContext_t
Functions
static void	roq_dpcm_table_init (void)
static int	roq_dpcm_encode_init (AVCodecContext *avctx)
static unsigned char	dpcm_predict (short *previous, short current)
static int	roq_dpcm_encode_frame (AVCodecContext *avctx, unsigned char *frame, int buf_size, void *data)
static int	roq_dpcm_encode_close (AVCodecContext *avctx)
Variables
static unsigned char	dpcmValues [MAX_DPCM]
AVCodec	roq_dpcm_encoder

---

Function Documentation

static void roq_dpcm_table_init

(

void

)

[static]

Definition at line 40 of file roqaudioenc.c.

Referenced by roq_dpcm_encode_init().

static int roq_dpcm_encode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 52 of file roqaudioenc.c.

static unsigned char dpcm_predict	(	short *	previous,
		short	current
	)			[static]

Definition at line 81 of file roqaudioenc.c.

Referenced by roq_dpcm_encode_frame().

static int roq_dpcm_encode_frame	(	AVCodecContext *	avctx,
		unsigned char *	frame,
		int	buf_size,
		void *	data
	)			[static]

Definition at line 119 of file roqaudioenc.c.

static int roq_dpcm_encode_close

(

AVCodecContext *

avctx

)

[static]

Definition at line 161 of file roqaudioenc.c.

---

Variable Documentation

unsigned char dpcmValues[MAX_DPCM] [static]

Definition at line 32 of file roqaudioenc.c.

Referenced by dpcm_predict(), and roq_dpcm_table_init().

AVCodec roq_dpcm_encoder

Initial value:

 {
    "roq_dpcm",
    CODEC_TYPE_AUDIO,
    CODEC_ID_ROQ_DPCM,
    sizeof(ROQDPCMContext_t),
    roq_dpcm_encode_init,
    roq_dpcm_encode_frame,
    roq_dpcm_encode_close,
    NULL,
}

Definition at line 168 of file roqaudioenc.c.