ffmpeg_compat.h File Reference

#include <libavformat/avformat.h>

Go to the source code of this file.

Macros
#define	FFMPEG_INLINE   static inline
#define	FFMPEG_USE_DURATION_WORKAROUND   1

Functions
FFMPEG_INLINE void	my_guess_pkt_duration (AVFormatContext *s, AVStream *st, AVPacket *pkt)
FFMPEG_INLINE int64_t	timestamp_from_pts_or_dts (int64_t pts, int64_t dts)
FFMPEG_INLINE int64_t	av_get_pts_from_frame (AVFrame *picture)

Deinterlace code block
NOTE: The code in this block are from FFmpeg 2.6.4, which is licensed by LGPL.
#define	MAX_NEG_CROP   1024
#define	times4(x)   x, x, x, x
#define	times256(x)   times4(times4(times4(times4(times4(x)))))
static const uint8_t	ff_compat_crop_tab [256+2 *MAX_NEG_CROP]
FFMPEG_INLINE void	deinterlace_line (uint8_t *dst, const uint8_t *lum_m4, const uint8_t *lum_m3, const uint8_t *lum_m2, const uint8_t *lum_m1, const uint8_t *lum, int size)
FFMPEG_INLINE void	deinterlace_line_inplace (uint8_t *lum_m4, uint8_t *lum_m3, uint8_t *lum_m2, uint8_t *lum_m1, uint8_t *lum, int size)
FFMPEG_INLINE void	deinterlace_bottom_field (uint8_t *dst, int dst_wrap, const uint8_t *src1, int src_wrap, int width, int height)
FFMPEG_INLINE int	deinterlace_bottom_field_inplace (uint8_t *src1, int src_wrap, int width, int height)
FFMPEG_INLINE int	av_image_deinterlace (AVFrame *dst, const AVFrame *src, enum AVPixelFormat pix_fmt, int width, int height)

Macro Definition Documentation

FFMPEG_INLINE

#define FFMPEG_INLINE   static inline

Definition at line 43 of file ffmpeg_compat.h.

FFMPEG_USE_DURATION_WORKAROUND

#define FFMPEG_USE_DURATION_WORKAROUND   1

Definition at line 48 of file ffmpeg_compat.h.

MAX_NEG_CROP

#define MAX_NEG_CROP   1024

Definition at line 119 of file ffmpeg_compat.h.

times256

#define times256

(

x

)

times4(times4(times4(times4(times4(x)))))

Definition at line 122 of file ffmpeg_compat.h.

times4

#define times4

(

x

)

x, x, x, x

Definition at line 121 of file ffmpeg_compat.h.

Function Documentation

av_get_pts_from_frame()

FFMPEG_INLINE int64_t av_get_pts_from_frame

(

AVFrame *

picture

)

Definition at line 108 of file ffmpeg_compat.h.

References timestamp_from_pts_or_dts().

av_image_deinterlace()

FFMPEG_INLINE int av_image_deinterlace	(	AVFrame *	dst,
		const AVFrame *	src,
		enum AVPixelFormat	pix_fmt,
		int	width,
		int	height
	)

Definition at line 264 of file ffmpeg_compat.h.

References deinterlace_bottom_field(), deinterlace_bottom_field_inplace(), height, ret, and width.

deinterlace_bottom_field()

FFMPEG_INLINE void deinterlace_bottom_field	(	uint8_t *	dst,
		int	dst_wrap,
		const uint8_t *	src1,
		int	src_wrap,
		int	width,
		int	height
	)

Definition at line 207 of file ffmpeg_compat.h.

References deinterlace_line(), height, width, and y.

Referenced by av_image_deinterlace().

deinterlace_bottom_field_inplace()

FFMPEG_INLINE int deinterlace_bottom_field_inplace	(	uint8_t *	src1,
		int	src_wrap,
		int	width,
		int	height
	)

Definition at line 236 of file ffmpeg_compat.h.

References deinterlace_line_inplace(), height, width, and y.

Referenced by av_image_deinterlace().

deinterlace_line()

FFMPEG_INLINE void deinterlace_line	(	uint8_t *	dst,
		const uint8_t *	lum_m4,
		const uint8_t *	lum_m3,
		const uint8_t *	lum_m2,
		const uint8_t *	lum_m1,
		const uint8_t *	lum,
		int	size
	)

Definition at line 153 of file ffmpeg_compat.h.

References ff_compat_crop_tab, MAX_NEG_CROP, size(), and sum().

Referenced by deinterlace_bottom_field().

deinterlace_line_inplace()

FFMPEG_INLINE void deinterlace_line_inplace	(	uint8_t *	lum_m4,
		uint8_t *	lum_m3,
		uint8_t *	lum_m2,
		uint8_t *	lum_m1,
		uint8_t *	lum,
		int	size
	)

Definition at line 181 of file ffmpeg_compat.h.

References ff_compat_crop_tab, MAX_NEG_CROP, size(), and sum().

Referenced by deinterlace_bottom_field_inplace().

my_guess_pkt_duration()

FFMPEG_INLINE void my_guess_pkt_duration	(	AVFormatContext *	s,
		AVStream *	st,
		AVPacket *	pkt
	)

Definition at line 57 of file ffmpeg_compat.h.

References PRId64.

timestamp_from_pts_or_dts()

FFMPEG_INLINE int64_t timestamp_from_pts_or_dts	(	int64_t	pts,
		int64_t	dts
	)

Definition at line 96 of file ffmpeg_compat.h.

Referenced by av_get_pts_from_frame().

Variable Documentation

ff_compat_crop_tab

const uint8_t ff_compat_crop_tab[256+2 *MAX_NEG_CROP]

static

Initial value:

= {
    times256(0x00), 0x00, 0x01, 0x02, 0x03, 0x04,          0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
    0x0B,           0x0C, 0x0D, 0x0E, 0x0F, 0x10,          0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
    0x17,           0x18, 0x19, 0x1A, 0x1B, 0x1C,          0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22,
    0x23,           0x24, 0x25, 0x26, 0x27, 0x28,          0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E,
    0x2F,           0x30, 0x31, 0x32, 0x33, 0x34,          0x35, 0x36, 0x37, 0x38, 0x39, 0x3A,
    0x3B,           0x3C, 0x3D, 0x3E, 0x3F, 0x40,          0x41, 0x42, 0x43, 0x44, 0x45, 0x46,
    0x47,           0x48, 0x49, 0x4A, 0x4B, 0x4C,          0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52,
    0x53,           0x54, 0x55, 0x56, 0x57, 0x58,          0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E,
    0x5F,           0x60, 0x61, 0x62, 0x63, 0x64,          0x65, 0x66, 0x67, 0x68, 0x69, 0x6A,
    0x6B,           0x6C, 0x6D, 0x6E, 0x6F, 0x70,          0x71, 0x72, 0x73, 0x74, 0x75, 0x76,
    0x77,           0x78, 0x79, 0x7A, 0x7B, 0x7C,          0x7D, 0x7E, 0x7F, 0x80, 0x81, 0x82,
    0x83,           0x84, 0x85, 0x86, 0x87, 0x88,          0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E,
    0x8F,           0x90, 0x91, 0x92, 0x93, 0x94,          0x95, 0x96, 0x97, 0x98, 0x99, 0x9A,
    0x9B,           0x9C, 0x9D, 0x9E, 0x9F, 0xA0,          0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
    0xA7,           0xA8, 0xA9, 0xAA, 0xAB, 0xAC,          0xAD, 0xAE, 0xAF, 0xB0, 0xB1, 0xB2,
    0xB3,           0xB4, 0xB5, 0xB6, 0xB7, 0xB8,          0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE,
    0xBF,           0xC0, 0xC1, 0xC2, 0xC3, 0xC4,          0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA,
    0xCB,           0xCC, 0xCD, 0xCE, 0xCF, 0xD0,          0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6,
    0xD7,           0xD8, 0xD9, 0xDA, 0xDB, 0xDC,          0xDD, 0xDE, 0xDF, 0xE0, 0xE1, 0xE2,
    0xE3,           0xE4, 0xE5, 0xE6, 0xE7, 0xE8,          0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE,
    0xEF,           0xF0, 0xF1, 0xF2, 0xF3, 0xF4,          0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA,
    0xFB,           0xFC, 0xFD, 0xFE, 0xFF, times256(0xFF)}

Definition at line 124 of file ffmpeg_compat.h.

Referenced by deinterlace_line(), and deinterlace_line_inplace().