qp_table.h File Reference

#include <stdint.h>
#include "libavutil/frame.h"
#include "libavcodec/internal.h"

Go to the source code of this file.

Functions
int	ff_qp_table_extract (AVFrame *frame, int8_t **table, int *table_w, int *table_h, int *qscale_type)
	Extract a libpostproc-compatible QP table - an 8-bit QP value per 16x16 macroblock, stored in raster order - from AVVideoEncParams side data. More...
static int	ff_norm_qscale (int qscale, int type)
	Normalize the qscale factor FIXME the H264 qscale is a log based scale, mpeg1/2 is not, the code below cannot be optimal. More...

Function Documentation

ff_qp_table_extract()

int ff_qp_table_extract	(	AVFrame *	frame,
		int8_t **	table,
		int *	table_w,
		int *	table_h,
		int *	qscale_type
	)

Extract a libpostproc-compatible QP table - an 8-bit QP value per 16x16 macroblock, stored in raster order - from AVVideoEncParams side data.

Definition at line 30 of file qp_table.c.

Referenced by filter_frame(), and pp_filter_frame().

ff_norm_qscale()

static int ff_norm_qscale ( int  qscale, int  type  )

inlinestatic

Normalize the qscale factor FIXME the H264 qscale is a log based scale, mpeg1/2 is not, the code below cannot be optimal.

Definition at line 39 of file qp_table.h.

Referenced by filter(), and filter_frame().