libdav1d.c File Reference

#include <dav1d/dav1d.h>
#include "libavutil/avassert.h"
#include "libavutil/film_grain_params.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "atsc_a53.h"
#include "avcodec.h"
#include "bytestream.h"
#include "decode.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	Libdav1dContext

Macros
#define	OFFSET(x)   offsetof(Libdav1dContext, x)
#define	VD   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM

Functions
static void	libdav1d_log_callback (void *opaque, const char *fmt, va_list vl)
static int	libdav1d_picture_allocator (Dav1dPicture *p, void *cookie)
static void	libdav1d_picture_release (Dav1dPicture *p, void *cookie)
static av_cold int	libdav1d_init (AVCodecContext *c)
static void	libdav1d_flush (AVCodecContext *c)
static void	libdav1d_data_free (const uint8_t *data, void *opaque)
static void	libdav1d_user_data_free (const uint8_t *data, void *opaque)
static int	libdav1d_receive_frame (AVCodecContext *c, AVFrame *frame)
static av_cold int	libdav1d_close (AVCodecContext *c)

Variables
static enum AVPixelFormat	pix_fmt [][3]
static enum AVPixelFormat	pix_fmt_rgb [3]
static const AVOption	libdav1d_options []
static const AVClass	libdav1d_class
AVCodec	ff_libdav1d_decoder

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(Libdav1dContext, x)

Definition at line 459 of file libdav1d.c.

#define VD   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM

Definition at line 460 of file libdav1d.c.

Function Documentation

static void libdav1d_log_callback ( void *  opaque, const char *  fmt, va_list  vl  )

static

Definition at line 61 of file libdav1d.c.

Referenced by libdav1d_init().

static int libdav1d_picture_allocator ( Dav1dPicture *  p, void *  cookie  )

static

Definition at line 68 of file libdav1d.c.

Referenced by libdav1d_init().

static void libdav1d_picture_release ( Dav1dPicture *  p, void *  cookie  )

static

Definition at line 116 of file libdav1d.c.

Referenced by libdav1d_init().

static av_cold int libdav1d_init ( AVCodecContext *  c )

static

Definition at line 123 of file libdav1d.c.

static void libdav1d_flush ( AVCodecContext *  c )

static

Definition at line 164 of file libdav1d.c.

static void libdav1d_data_free ( const uint8_t *  data, void *  opaque  )

static

Definition at line 172 of file libdav1d.c.

Referenced by libdav1d_receive_frame().

static void libdav1d_user_data_free ( const uint8_t *  data, void *  opaque  )

static

Definition at line 178 of file libdav1d.c.

Referenced by libdav1d_receive_frame().

static int libdav1d_receive_frame ( AVCodecContext *  c, AVFrame *  frame  )

static

Definition at line 183 of file libdav1d.c.

static av_cold int libdav1d_close ( AVCodecContext *  c )

static

Definition at line 448 of file libdav1d.c.

Variable Documentation

enum AVPixelFormat pix_fmt[][3]

static

Initial value:

= {
    [DAV1D_PIXEL_LAYOUT_I400] = { AV_PIX_FMT_GRAY8,   AV_PIX_FMT_GRAY10,    AV_PIX_FMT_GRAY12 },
    [DAV1D_PIXEL_LAYOUT_I420] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV420P12 },
    [DAV1D_PIXEL_LAYOUT_I422] = { AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P12 },
    [DAV1D_PIXEL_LAYOUT_I444] = { AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV444P12 },
}

Definition at line 50 of file libdav1d.c.

Referenced by libdav1d_picture_allocator(), and libdav1d_receive_frame().

enum AVPixelFormat pix_fmt_rgb[3]

static

Initial value:

= {
    AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12,
}

Definition at line 57 of file libdav1d.c.

Referenced by libdav1d_receive_frame(), and read_colorspace_details().

const AVOption libdav1d_options[]

static

Initial value:

= {
    { "tilethreads", "Tile threads", OFFSET(tile_threads), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, DAV1D_MAX_TILE_THREADS, VD },
    { "framethreads", "Frame threads", OFFSET(frame_threads), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, DAV1D_MAX_FRAME_THREADS, VD },
    { "filmgrain", "Apply Film Grain", OFFSET(apply_grain), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VD | AV_OPT_FLAG_DEPRECATED },
    { "oppoint",  "Select an operating point of the scalable bitstream", OFFSET(operating_point), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 31, VD },
    { "alllayers", "Output all spatial layers", OFFSET(all_layers), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VD },
    { NULL }
}

Definition at line 461 of file libdav1d.c.

const AVClass libdav1d_class

static

Initial value:

= {
    .class_name = "libdav1d decoder",
    .item_name  = av_default_item_name,
    .option     = libdav1d_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 470 of file libdav1d.c.

AVCodec ff_libdav1d_decoder

Initial value:

= {
    .name           = "libdav1d",
    .long_name      = NULL_IF_CONFIG_SMALL("dav1d AV1 decoder by VideoLAN"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_AV1,
    .priv_data_size = sizeof(Libdav1dContext),
    .init           = libdav1d_init,
    .close          = libdav1d_close,
    .flush          = libdav1d_flush,
    .receive_frame  = libdav1d_receive_frame,
    .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_SETS_PKT_DTS,
    .priv_class     = &libdav1d_class,
    .wrapper_name   = "libdav1d",
}

Definition at line 477 of file libdav1d.c.