iterm2enc.c File Reference

#include <string.h>
#include "libavutil/base64.h"
#include "libavutil/macros.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "mux.h"

Go to the source code of this file.

Data Structures
struct	ITerm2Context

Macros
#define	ESC   "\033"
#define	SYNC_BEGIN   ESC "[?2026h"
#define	SYNC_END   ESC "[?2026l"
#define	CURSOR_SAVE   ESC "7"
#define	CURSOR_RESTORE   ESC "8"
#define	CURSOR_HOME   ESC "[H"
#define	CURSOR_BOTTOM   ESC "[999H"
#define	OSC_START   ESC "]1337;"
#define	BEL   "\a"
#define	ST   ESC "\\"
#define	TMUX_DCS   ESC "Ptmux;"
#define	FILEPART_CHUNK   ((1 << 20) - 4096)
#define	WRITE_LITERAL(pb, str)
#define	OFFSET(x)   offsetof(ITerm2Context, x)
#define	ENC   AV_OPT_FLAG_ENCODING_PARAM

Functions
static void	osc_open (ITerm2Context *c, AVIOContext *pb)
static void	osc_close (ITerm2Context *c, AVIOContext *pb)
static void	write_image (ITerm2Context *c, AVIOContext *pb, int size)
static int	iterm2_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	iterm2_write_trailer (AVFormatContext *s)
static av_cold void	iterm2_deinit (AVFormatContext *s)

Variables
static const AVOption	options []
static const AVClass	iterm2_class
const FFOutputFormat	ff_iterm2_muxer

Macro Definition Documentation

ESC

#define ESC   "\033"

Definition at line 32 of file iterm2enc.c.

SYNC_BEGIN

#define SYNC_BEGIN   ESC "[?2026h"

Definition at line 34 of file iterm2enc.c.

SYNC_END

#define SYNC_END   ESC "[?2026l"

Definition at line 35 of file iterm2enc.c.

CURSOR_SAVE

#define CURSOR_SAVE   ESC "7"

Definition at line 36 of file iterm2enc.c.

CURSOR_RESTORE

#define CURSOR_RESTORE   ESC "8"

Definition at line 37 of file iterm2enc.c.

CURSOR_HOME

#define CURSOR_HOME   ESC "[H"

Definition at line 38 of file iterm2enc.c.

CURSOR_BOTTOM

#define CURSOR_BOTTOM   ESC "[999H"

Definition at line 39 of file iterm2enc.c.

OSC_START

#define OSC_START   ESC "]1337;"

Definition at line 41 of file iterm2enc.c.

BEL

#define BEL   "\a"

Definition at line 42 of file iterm2enc.c.

ST

#define ST   ESC "\\"

Definition at line 43 of file iterm2enc.c.

TMUX_DCS

#define TMUX_DCS   ESC "Ptmux;"

Definition at line 46 of file iterm2enc.c.

FILEPART_CHUNK

#define FILEPART_CHUNK   ((1 << 20) - 4096)

Definition at line 52 of file iterm2enc.c.

WRITE_LITERAL

#define WRITE_LITERAL	(		pb,
			str
	)

Value:

                                           avio_write(pb, (const unsigned char *)(str), \
                                           sizeof(str) - 1)

Definition at line 54 of file iterm2enc.c.

OFFSET

#define OFFSET

(

x

)

offsetof(ITerm2Context, x)

Definition at line 145 of file iterm2enc.c.

ENC

#define ENC   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 146 of file iterm2enc.c.

Function Documentation

osc_open()

static void osc_open ( ITerm2Context *  c, AVIOContext *  pb  )

static

Definition at line 67 of file iterm2enc.c.

Referenced by write_image().

osc_close()

static void osc_close ( ITerm2Context *  c, AVIOContext *  pb  )

static

Definition at line 74 of file iterm2enc.c.

Referenced by write_image().

write_image()

static void write_image ( ITerm2Context *  c, AVIOContext *  pb, int  size  )

static

Definition at line 81 of file iterm2enc.c.

Referenced by iterm2_write_packet().

iterm2_write_packet()

static int iterm2_write_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 110 of file iterm2enc.c.

iterm2_write_trailer()

static int iterm2_write_trailer ( AVFormatContext *  s )

static

Definition at line 132 of file iterm2enc.c.

iterm2_deinit()

static av_cold void iterm2_deinit ( AVFormatContext *  s )

static

Definition at line 139 of file iterm2enc.c.

Variable Documentation

options

const AVOption options[]

static

Initial value:

= {
    { "display_width", "on-screen width (auto, N cells, Npx, N%%)",
        OFFSET(display_width),  AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, ENC },
    { "display_height", "on-screen height (auto, N cells, Npx, N%%)",
        OFFSET(display_height), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, ENC },
    { "keep_aspect", "preserve aspect ratio when scaling",
        OFFSET(keep_aspect), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, ENC },
    { "tmux", "wrap image in tmux DCS passthrough, requires tmux set -g allow-passthrough on",
        OFFSET(tmux), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, ENC },
    { NULL },
}

Definition at line 148 of file iterm2enc.c.

iterm2_class

const AVClass iterm2_class

static

Initial value:

= {
    .class_name = "iTerm2 muxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
    .category   = AV_CLASS_CATEGORY_MUXER,
}

Definition at line 160 of file iterm2enc.c.

ff_iterm2_muxer

const FFOutputFormat ff_iterm2_muxer

Initial value:

= {
    .p.name         = "iterm2",
    .p.long_name    = NULL_IF_CONFIG_SMALL("iTerm2 inline image protocol"),
    .priv_data_size = sizeof(ITerm2Context),
    .p.audio_codec  = AV_CODEC_ID_NONE,
    .p.video_codec  = AV_CODEC_ID_MJPEG,
    .write_packet   = iterm2_write_packet,
    .write_trailer  = iterm2_write_trailer,
    .deinit         = iterm2_deinit,
    .flags_internal = FF_OFMT_FLAG_MAX_ONE_OF_EACH,
    .p.flags        = AVFMT_NOTIMESTAMPS | AVFMT_NODIMENSIONS,
    .p.priv_class   = &iterm2_class,
}

Definition at line 168 of file iterm2enc.c.