mpegutils.c File Reference

#include <stdint.h>
#include "libavutil/bprint.h"
#include "libavutil/common.h"
#include "libavutil/emms.h"
#include "libavutil/frame.h"
#include "libavutil/pixdesc.h"
#include "libavutil/motion_vector.h"
#include "libavutil/avassert.h"
#include "avcodec.h"
#include "mpegutils.h"

Go to the source code of this file.

Functions
static int	add_mb (AVMotionVector *mb, uint32_t mb_type, int dst_x, int dst_y, int motion_x, int motion_y, int motion_scale, int direction)
void	ff_draw_horiz_band (AVCodecContext *avctx, const AVFrame *cur, const AVFrame *last, int y, int h, int picture_structure, int first_field, int low_delay)
	Draw a horizontal band if supported. More...
static char	get_type_mv_char (int mb_type)
static char	get_segmentation_char (int mb_type)
static char	get_interlacement_char (int mb_type)
void	ff_print_debug_info2 (AVCodecContext *avctx, AVFrame *pict, const uint8_t *mbskip_table, const uint32_t *mbtype_table, const int8_t *qscale_table, int16_t(*const motion_val[2])[2], int mb_width, int mb_height, int mb_stride, int quarter_sample)
	Print debugging info for the given picture. More...

Function Documentation

add_mb()

static int add_mb ( AVMotionVector *  mb, uint32_t  mb_type, int  dst_x, int  dst_y, int  motion_x, int  motion_y, int  motion_scale, int  direction  )

static

Definition at line 34 of file mpegutils.c.

Referenced by ff_print_debug_info2().

ff_draw_horiz_band()

void ff_draw_horiz_band	(	AVCodecContext *	avctx,
		const AVFrame *	cur,
		const AVFrame *	last,
		int	y,
		int	h,
		int	picture_structure,
		int	first_field,
		int	low_delay
	)

Draw a horizontal band if supported.

Parameters

h	is the normal height, this will be reduced automatically if needed

Definition at line 53 of file mpegutils.c.

Referenced by ff_intrax8_decode_picture(), ff_mpeg_draw_horiz_band(), and svq3_decode_frame().

get_type_mv_char()

static char get_type_mv_char ( int  mb_type )

static

Definition at line 106 of file mpegutils.c.

Referenced by ff_print_debug_info2().

get_segmentation_char()

static char get_segmentation_char ( int  mb_type )

static

Definition at line 137 of file mpegutils.c.

Referenced by ff_print_debug_info2().

get_interlacement_char()

static char get_interlacement_char ( int  mb_type )

static

Definition at line 151 of file mpegutils.c.

Referenced by ff_print_debug_info2().

ff_print_debug_info2()

void ff_print_debug_info2	(	AVCodecContext *	avctx,
		AVFrame *	pict,
		const uint8_t *	mbskip_table,
		const uint32_t *	mbtype_table,
		const int8_t *	qscale_table,
		int16_t(*[2])	motion_val[2],
		int	mb_width,
		int	mb_height,
		int	mb_stride,
		int	quarter_sample
	)

Print debugging info for the given picture.

Definition at line 159 of file mpegutils.c.

Referenced by ff_print_debug_info(), and finalize_frame().