xv.c File Reference

XVideo output device. More...

#include <X11/Xlib.h>
#include <X11/extensions/Xv.h>
#include <X11/extensions/Xvlib.h>
#include <X11/extensions/XShm.h>
#include <sys/shm.h>
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avdevice.h"

Go to the source code of this file.

Data Structures
struct	XVContext

Macros
#define	OFFSET(x)   offsetof(XVContext, x)

Functions
static int	xv_write_header (AVFormatContext *s)
static int	xv_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	xv_write_trailer (AVFormatContext *s)

Variables
static const AVOption	options []
static const AVClass	xv_class
AVOutputFormat	ff_xv_muxer

Detailed Description

XVideo output device.

TODO:

• add support to more formats
• add support to window id specification

Definition in file xv.c.

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(XVContext, x)

Definition at line 188 of file xv.c.

Function Documentation

static int xv_write_header ( AVFormatContext *  s )

static

Definition at line 58 of file xv.c.

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

static

Definition at line 143 of file xv.c.

static int xv_write_trailer ( AVFormatContext *  s )

static

Definition at line 177 of file xv.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    { "display_name", "set display name",       OFFSET(display_name), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_size",  "set window forced size", OFFSET(window_width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_title", "set window title",       OFFSET(window_title), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_x",     "set window x offset",    OFFSET(window_x),     AV_OPT_TYPE_INT,    {.i64 = 0 }, -INT_MAX, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_y",     "set window y offset",    OFFSET(window_y),     AV_OPT_TYPE_INT,    {.i64 = 0 }, -INT_MAX, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
    { NULL }

}

Definition at line 189 of file xv.c.

const AVClass xv_class

static

Initial value:

= {
    .class_name = "xvideo outdev",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 199 of file xv.c.

AVOutputFormat ff_xv_muxer

Initial value:

= {
    .name           = "xv",
    .long_name      = NULL_IF_CONFIG_SMALL("XV (XVideo) output device"),
    .priv_data_size = sizeof(XVContext),
    .audio_codec    = AV_CODEC_ID_NONE,
    .video_codec    = AV_CODEC_ID_RAWVIDEO,
    .write_header   = xv_write_header,
    .write_packet   = xv_write_packet,
    .write_trailer  = xv_write_trailer,
    .flags          = AVFMT_NOFILE | AVFMT_VARIABLE_FPS | AVFMT_NOTIMESTAMPS,
    .priv_class     = &xv_class,
}

Definition at line 206 of file xv.c.