img2.c File Reference
#include "libavutil/intreadwrite.h"
#include "libavutil/avstring.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/parseutils.h"
#include "avformat.h"
#include "avio_internal.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  VideoData
struct  IdStrMap

Macros

#define OFFSET(x)   offsetof(VideoData, x)
#define DEC   AV_OPT_FLAG_DECODING_PARAM

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 read_probe (AVProbeData *p)
enum CodecID ff_guess_image2_codec (const char *filename)
static int read_header (AVFormatContext *s1, AVFormatParameters *ap)
static int read_packet (AVFormatContext *s1, AVPacket *pkt)

Variables

static const IdStrMap img_tags []
static const int sizes [][2]
static const AVOption options []

Macro Definition Documentation

#define DEC   AV_OPT_FLAG_DECODING_PARAM

Definition at line 453 of file img2.c.

#define OFFSET (   x)    offsetof(VideoData, x)

Definition at line 452 of file img2.c.

Function Documentation

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

Definition at line 116 of file img2.c.

Referenced by ff_guess_image2_codec(), read_header(), and read_probe().

enum CodecID ff_guess_image2_codec ( const char *  filename)

Definition at line 196 of file img2.c.

Referenced by av_guess_codec(), and av_guess_format().

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

Definition at line 132 of file img2.c.

Referenced by read_header().

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

Definition at line 103 of file img2.c.

Referenced by read_packet().

static int read_header ( AVFormatContext s1,
AVFormatParameters ap 
)
static

Definition at line 207 of file img2.c.

static int read_packet ( AVFormatContext s1,
AVPacket pkt 
)
static

Definition at line 287 of file img2.c.

static int read_probe ( AVProbeData p)
static

Definition at line 185 of file img2.c.

Variable Documentation

const IdStrMap img_tags[]
static

Definition at line 52 of file img2.c.

const AVOption options[]
static
Initial value:
{
{ "pixel_format", "", OFFSET(pixel_format), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "video_size", "", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "framerate", "", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC },
{ "loop", "", OFFSET(loop), AV_OPT_TYPE_INT, {.dbl = 0}, 0, 1, DEC },
{ NULL },
}

Definition at line 454 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 91 of file img2.c.

Referenced by aac_encode_init(), infer_size(), ra144_decode_frame(), ra144_encode_frame(), setup_partitions(), svq1_decode_init(), and x8_vlc_init().