sdl2.c File Reference

#include <SDL.h>
#include <SDL_thread.h>
#include "libavutil/avstring.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/time.h"
#include "avdevice.h"
#include "libavformat/mux.h"

Go to the source code of this file.

Data Structures
struct	SDLContext
struct	sdl_texture_format_entry

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

Functions
static void	compute_texture_rect (AVFormatContext *s)
static int	sdl2_write_trailer (AVFormatContext *s)
static int	sdl2_write_header (AVFormatContext *s)
static int	sdl2_write_packet (AVFormatContext *s, AVPacket *pkt)

Variables
static const struct sdl_texture_format_entry	sdl_texture_format_map []
static const AVOption	options []
static const AVClass	sdl2_class
const FFOutputFormat	ff_sdl2_muxer

Detailed Description

libSDL2 output device

Definition in file sdl2.c.

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(SDLContext,x)

Definition at line 348 of file sdl2.c.

Function Documentation

compute_texture_rect()

static void compute_texture_rect ( AVFormatContext *  s )

static

Definition at line 99 of file sdl2.c.

Referenced by sdl2_write_header(), and sdl2_write_packet().

sdl2_write_trailer()

static int sdl2_write_trailer ( AVFormatContext *  s )

static

Definition at line 139 of file sdl2.c.

Referenced by sdl2_write_header(), and sdl2_write_packet().

sdl2_write_header()

static int sdl2_write_header ( AVFormatContext *  s )

static

Definition at line 161 of file sdl2.c.

sdl2_write_packet()

static int sdl2_write_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 253 of file sdl2.c.

Variable Documentation

sdl_texture_format_map

const struct sdl_texture_format_entry sdl_texture_format_map[]

static

Initial value:

= {
    
    { AV_PIX_FMT_RGB8,    SDL_PIXELFORMAT_RGB332 },
    { AV_PIX_FMT_RGB444,  SDL_PIXELFORMAT_RGB444 },
    { AV_PIX_FMT_RGB555,  SDL_PIXELFORMAT_RGB555 },
    { AV_PIX_FMT_BGR555,  SDL_PIXELFORMAT_BGR555 },
    { AV_PIX_FMT_RGB565,  SDL_PIXELFORMAT_RGB565 },
    { AV_PIX_FMT_BGR565,  SDL_PIXELFORMAT_BGR565 },
    { AV_PIX_FMT_RGB24,   SDL_PIXELFORMAT_RGB24 },
    { AV_PIX_FMT_BGR24,   SDL_PIXELFORMAT_BGR24 },
    { AV_PIX_FMT_0RGB32,  SDL_PIXELFORMAT_RGB888 },
    { AV_PIX_FMT_0BGR32,  SDL_PIXELFORMAT_BGR888 },
 
 
 
 
    { AV_PIX_FMT_0BGR,    SDL_PIXELFORMAT_RGBX8888 },
    { AV_PIX_FMT_0RGB,    SDL_PIXELFORMAT_BGRX8888 },
 
    { AV_PIX_FMT_RGB32,   SDL_PIXELFORMAT_ARGB8888 },
    { AV_PIX_FMT_RGB32_1, SDL_PIXELFORMAT_RGBA8888 },
    { AV_PIX_FMT_BGR32,   SDL_PIXELFORMAT_ABGR8888 },
    { AV_PIX_FMT_BGR32_1, SDL_PIXELFORMAT_BGRA8888 },
    { AV_PIX_FMT_YUV420P, SDL_PIXELFORMAT_IYUV },
    { AV_PIX_FMT_YUYV422, SDL_PIXELFORMAT_YUY2 },
    { AV_PIX_FMT_UYVY422, SDL_PIXELFORMAT_UYVY },
    { AV_PIX_FMT_NONE,    0                },
}

Referenced by sdl2_write_header().

options

const AVOption options[]

static

Initial value:

= {
    { "window_title",      "set SDL window title",       OFFSET(window_title), AV_OPT_TYPE_STRING,     { .str = NULL }, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_size",       "set SDL window forced size", OFFSET(window_width), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_x",          "set SDL window x position",  OFFSET(window_x),     AV_OPT_TYPE_INT,        { .i64 = SDL_WINDOWPOS_CENTERED }, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_y",          "set SDL window y position",  OFFSET(window_y),     AV_OPT_TYPE_INT,        { .i64 = SDL_WINDOWPOS_CENTERED }, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_fullscreen", "set SDL window fullscreen",  OFFSET(window_fullscreen), AV_OPT_TYPE_BOOL,  { .i64 = 0 },    0, 1, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_borderless", "set SDL window border off",  OFFSET(window_borderless), AV_OPT_TYPE_BOOL,  { .i64 = 0 },    0, 1, AV_OPT_FLAG_ENCODING_PARAM },
    { "window_enable_quit", "set if quit action is available", OFFSET(enable_quit_action), AV_OPT_TYPE_INT, {.i64=1},   0, 1, AV_OPT_FLAG_ENCODING_PARAM },
    { NULL },
}

Definition at line 350 of file sdl2.c.

sdl2_class

const AVClass sdl2_class

static

Initial value:

= {
    .class_name = "sdl2 outdev",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
    .category   = AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
}

Definition at line 361 of file sdl2.c.

ff_sdl2_muxer

const FFOutputFormat ff_sdl2_muxer

Initial value:

= {
    .p.name         = "sdl,sdl2",
    .p.long_name    = NULL_IF_CONFIG_SMALL("SDL2 output device"),
    .priv_data_size = sizeof(SDLContext),
    .p.audio_codec  = AV_CODEC_ID_NONE,
    .p.video_codec  = AV_CODEC_ID_RAWVIDEO,
    .write_header   = sdl2_write_header,
    .write_packet   = sdl2_write_packet,
    .write_trailer  = sdl2_write_trailer,
    .p.flags        = AVFMT_NOFILE | AVFMT_VARIABLE_FPS | AVFMT_NOTIMESTAMPS,
    .p.priv_class   = &sdl2_class,
}

Definition at line 369 of file sdl2.c.