libavformat/img2.c File Reference

#include "libavutil/intreadwrite.h"
#include "libavutil/avstring.h"
#include "avformat.h"
#include <strings.h>

Go to the source code of this file.

Data Structures
struct	VideoData
struct	IdStrMap
Functions
static int	infer_size (int *width_ptr, int *height_ptr, int size)
static enum CodecID	av_str2id (const IdStrMap *tags, const char *str)
static int	find_image_range (int *pfirst_index, int *plast_index, const char *path)
static int	image_probe (AVProbeData *p)
enum CodecID	av_guess_image2_codec (const char *filename)
static int	img_read_header (AVFormatContext *s1, AVFormatParameters *ap)
static int	img_read_packet (AVFormatContext *s1, AVPacket *pkt)
Variables
static const IdStrMap	img_tags []
static const int	sizes [][2]

---

Function Documentation

enum CodecID av_guess_image2_codec

(

const char *

filename

)

Definition at line 184 of file img2.c.

Referenced by av_guess_codec(), and av_guess_format().

static enum CodecID av_str2id	(	const IdStrMap *	tags,
		const char *	str
	)			[static]

Definition at line 104 of file img2.c.

Referenced by av_guess_image2_codec(), image_probe(), and img_read_header().

static int find_image_range	(	int *	pfirst_index,
		int *	plast_index,
		const char *	path
	)			[static]

Definition at line 120 of file img2.c.

Referenced by img_read_header().

static int image_probe

(

AVProbeData *

p

)

[static]

Definition at line 173 of file img2.c.

static int img_read_header	(	AVFormatContext *	s1,
		AVFormatParameters *	ap
	)			[static]

Definition at line 188 of file img2.c.

static int img_read_packet	(	AVFormatContext *	s1,
		AVPacket *	pkt
	)			[static]

Definition at line 251 of file img2.c.

static int infer_size	(	int *	width_ptr,
		int *	height_ptr,
		int	size
	)			[static]

Definition at line 91 of file img2.c.

Referenced by img_read_packet().

---

Variable Documentation

const IdStrMap img_tags[] [static]

Definition at line 42 of file img2.c.

const int sizes[][2] [static]

Initial value:

 {
    { 640, 480 },
    { 720, 480 },
    { 720, 576 },
    { 352, 288 },
    { 352, 240 },
    { 160, 128 },
    { 512, 384 },
    { 640, 352 },
    { 640, 240 },
}

Definition at line 79 of file img2.c.

Referenced by aac_encode_init(), infer_size(), ra144_decode_frame(), svq1_decode_init(), and x8_vlc_init().