h264dspenc.c File Reference

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Detailed Description

H.264 encoder related DSP utils.

Definition in file h264dspenc.c.

Go to the source code of this file.

Functions
static void	h264_dct_c (DCTELEM block[4][4])
	Transform the provided matrix using the H.264 modified DCT.
void	ff_h264dspenc_init (DSPContext *c, AVCodecContext *avctx)
Variables
const uint8_t	ff_div6 [52]
const uint8_t	ff_rem6 [52]

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Function Documentation

static void h264_dct_c

(

DCTELEM

block[4][4]

)

[static]

Transform the provided matrix using the H.264 modified DCT.

Note:

we'll always work with transposed input blocks, to avoid having to make a distinction between C and mmx implementations.

Parameters:

block

transposed input block

Definition at line 62 of file h264dspenc.c.

Referenced by ff_h264dspenc_init().

void ff_h264dspenc_init	(	DSPContext *	c,
		AVCodecContext *	avctx
	)

Definition at line 77 of file h264dspenc.c.

Referenced by dsputil_init().

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Variable Documentation

const uint8_t ff_div6[52]

Definition at line 93 of file h264.c.

Referenced by init_dequant4_coeff_table(), and init_dequant8_coeff_table().

const uint8_t ff_rem6[52]

Definition at line 89 of file h264.c.

Referenced by init_dequant4_coeff_table(), and init_dequant8_coeff_table().