img2.c File Reference

Go to the source code of this file.

Classes
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)
static int	img_read_close (AVFormatContext *s1)
static int	img_write_header (AVFormatContext *s)
static int	img_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	img_write_trailer (AVFormatContext *s)
Variables
static const IdStrMap	img_tags []
static int	sizes [][2]
AVInputFormat	image2_demuxer
AVInputFormat	image2pipe_demuxer
AVOutputFormat	image2_muxer
AVOutputFormat	image2pipe_muxer

---

Function Documentation

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

Definition at line 75 of file img2.c.

Referenced by img_read_packet().

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

Definition at line 88 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 107 of file img2.c.

Referenced by img_read_header().

static int image_probe

(

AVProbeData *

p

)

[static]

Definition at line 158 of file img2.c.

enum CodecID av_guess_image2_codec

(

const char *

filename

)

Definition at line 169 of file img2.c.

Referenced by av_guess_codec(), and guess_format().

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

Definition at line 173 of file img2.c.

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

Definition at line 236 of file img2.c.

static int img_read_close

(

AVFormatContext *

s1

)

[static]

Definition at line 297 of file img2.c.

static int img_write_header

(

AVFormatContext *

s

)

[static]

Definition at line 306 of file img2.c.

static int img_write_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)			[static]

Definition at line 322 of file img2.c.

static int img_write_trailer

(

AVFormatContext *

s

)

[static]

Definition at line 367 of file img2.c.

---

Variable Documentation

const IdStrMap img_tags[] [static]

Initial value:

 {
    { CODEC_ID_MJPEG     , "jpeg"},
    { CODEC_ID_MJPEG     , "jpg"},
    { CODEC_ID_LJPEG     , "ljpg"},
    { CODEC_ID_PNG       , "png"},
    { CODEC_ID_PPM       , "ppm"},
    { CODEC_ID_PGM       , "pgm"},
    { CODEC_ID_PGMYUV    , "pgmyuv"},
    { CODEC_ID_PBM       , "pbm"},
    { CODEC_ID_PAM       , "pam"},
    { CODEC_ID_MPEG1VIDEO, "mpg1-img"},
    { CODEC_ID_MPEG2VIDEO, "mpg2-img"},
    { CODEC_ID_MPEG4     , "mpg4-img"},
    { CODEC_ID_FFV1      , "ffv1-img"},
    { CODEC_ID_RAWVIDEO  , "y"},
    { CODEC_ID_BMP       , "bmp"},
    { CODEC_ID_GIF       , "gif"},
    { CODEC_ID_TARGA     , "tga"},
    { CODEC_ID_TIFF      , "tiff"},
    { CODEC_ID_SGI       , "sgi"},
    { CODEC_ID_PTX       , "ptx"},
    {0, NULL}
}

Definition at line 39 of file img2.c.

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 63 of file img2.c.

Referenced by DisplayResX::GetVideoModes(), and infer_size().

AVInputFormat image2_demuxer

Initial value:

 {
    "image2",
    "image2 sequence",
    sizeof(VideoData),
    image_probe,
    img_read_header,
    img_read_packet,
    img_read_close,
    NULL,
    NULL,
    AVFMT_NOFILE,
}

Definition at line 376 of file img2.c.

AVInputFormat image2pipe_demuxer

Initial value:

 {
    "image2pipe",
    "piped image2 sequence",
    sizeof(VideoData),
    NULL, 
    img_read_header,
    img_read_packet,
    img_read_close,
    NULL,
}

Definition at line 390 of file img2.c.

AVOutputFormat image2_muxer

Initial value:

 {
    "image2",
    "image2 sequence",
    "",
    "",
    sizeof(VideoData),
    CODEC_ID_NONE,
    CODEC_ID_MJPEG,
    img_write_header,
    img_write_packet,
    img_write_trailer,
    AVFMT_NOFILE,
}

Definition at line 404 of file img2.c.

AVOutputFormat image2pipe_muxer

Initial value:

 {
    "image2pipe",
    "piped image2 sequence",
    "",
    "",
    sizeof(VideoData),
    CODEC_ID_NONE,
    CODEC_ID_MJPEG,
    img_write_header,
    img_write_packet,
    img_write_trailer,
}

Definition at line 419 of file img2.c.