libx264.c File Reference

#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "avcodec.h"
#include "internal.h"
#include <x264.h>
#include <float.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

Go to the source code of this file.

Data Structures
struct	X264Context

Macros
#define	OPT_STR(opt, param)
#define	PARSE_X264_OPT(name, var)
#define	OFFSET(x)   offsetof(X264Context, x)
#define	VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Functions
static void	X264_log (void *p, int level, const char *fmt, va_list args)
static int	encode_nals (AVCodecContext *ctx, AVPacket *pkt, x264_nal_t *nals, int nnal)
static int	avfmt2_num_planes (int avfmt)
static int	X264_frame (AVCodecContext *ctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
static av_cold int	X264_close (AVCodecContext *avctx)
static int	convert_pix_fmt (enum AVPixelFormat pix_fmt)
static av_cold int	X264_init (AVCodecContext *avctx)
static av_cold void	X264_init_static (AVCodec *codec)

Variables
static enum AVPixelFormat	pix_fmts_8bit []
static enum AVPixelFormat	pix_fmts_9bit []
static enum AVPixelFormat	pix_fmts_10bit []
static enum AVPixelFormat	pix_fmts_8bit_rgb []
static const AVOption	options []
class {
class_name = "libx264"
item_name = av_default_item_name
option = options
version = LIBAVUTIL_VERSION_INT
};
static const AVClass	rgbclass
static const AVCodecDefault	x264_defaults []
AVCodec	ff_libx264_encoder
AVCodec	ff_libx264rgb_encoder

Macro Definition Documentation

#define OPT_STR	(		opt,
			param
	)

Value:

do {                                                                      \
        int ret;                                                              \
        if (param && (ret = x264_param_parse(&x4->params, opt, param)) < 0) { \
            if(ret == X264_PARAM_BAD_NAME)                                    \
                av_log(avctx, AV_LOG_ERROR,                                   \
                        "bad option '%s': '%s'\n", opt, param);               \
            else                                                              \
                av_log(avctx, AV_LOG_ERROR,                                   \
                        "bad value for '%s': '%s'\n", opt, param);            \
            return -1;                                                        \
        }                                                                     \
    } while (0)

Definition at line 237 of file libx264.c.

Referenced by X264_init().

#define PARSE_X264_OPT	(		name,
			var
	)

Value:

if (x4->var && x264_param_parse(&x4->params, name, x4->var) < 0) {\
        av_log(avctx, AV_LOG_ERROR, "Error parsing option '%s' with value '%s'.\n", name, x4->var);\
        return AVERROR(EINVAL);\
    }

Definition at line 274 of file libx264.c.

Referenced by X264_init().

#define OFFSET

(

x

)

offsetof(X264Context, x)

Definition at line 620 of file libx264.c.

#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 621 of file libx264.c.

Function Documentation

static void X264_log ( void *  p, int  level, const char *  fmt, va_list  args  )

static

Definition at line 79 of file libx264.c.

Referenced by X264_init().

static int encode_nals ( AVCodecContext *  ctx, AVPacket *  pkt, x264_nal_t *  nals, int  nnal  )

static

Definition at line 95 of file libx264.c.

Referenced by X264_frame().

static int avfmt2_num_planes ( int  avfmt )

static

Definition at line 133 of file libx264.c.

Referenced by X264_frame().

static int X264_frame ( AVCodecContext *  ctx, AVPacket *  pkt, const AVFrame *  frame, int *  got_packet  )

static

Definition at line 152 of file libx264.c.

static av_cold int X264_close ( AVCodecContext *  avctx )

static

Definition at line 224 of file libx264.c.

static int convert_pix_fmt ( enum AVPixelFormat  pix_fmt )

static

Definition at line 251 of file libx264.c.

Referenced by X264_init().

static av_cold int X264_init ( AVCodecContext *  avctx )

static

Definition at line 280 of file libx264.c.

static av_cold void X264_init_static ( AVCodec *  codec )

static

Definition at line 610 of file libx264.c.

Variable Documentation

enum AVPixelFormat pix_fmts_8bit[]

static

Initial value:

= {
    AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_YUVJ420P,
    AV_PIX_FMT_YUV422P,
    AV_PIX_FMT_YUV444P,
    AV_PIX_FMT_NONE
}

Definition at line 584 of file libx264.c.

Referenced by X264_init_static().

enum AVPixelFormat pix_fmts_9bit[]

static

Initial value:

= {
    AV_PIX_FMT_YUV420P9,
    AV_PIX_FMT_YUV444P9,
    AV_PIX_FMT_NONE
}

Definition at line 591 of file libx264.c.

Referenced by X264_init_static().

enum AVPixelFormat pix_fmts_10bit[]

static

Initial value:

= {
    AV_PIX_FMT_YUV420P10,
    AV_PIX_FMT_YUV422P10,
    AV_PIX_FMT_YUV444P10,
    AV_PIX_FMT_NONE
}

Definition at line 596 of file libx264.c.

Referenced by X264_init_static().

enum AVPixelFormat pix_fmts_8bit_rgb[]

static

Initial value:

= {




    AV_PIX_FMT_NONE
}

Definition at line 602 of file libx264.c.

const AVOption options[]

static

Definition at line 622 of file libx264.c.

class_name = "libx264"

Definition at line 680 of file libx264.c.

item_name = av_default_item_name

Definition at line 681 of file libx264.c.

option = options

Definition at line 682 of file libx264.c.

version = LIBAVUTIL_VERSION_INT

Definition at line 683 of file libx264.c.

const { ... }

const AVClass rgbclass

static

Initial value:

= {
    .class_name = "libx264rgb",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 686 of file libx264.c.

const AVCodecDefault x264_defaults[]

static

Initial value:

= {
    { "b",                "0" },
    { "bf",               "-1" },
    { "flags2",           "0" },
    { "g",                "-1" },
    { "i_qfactor",        "-1" },
    { "qmin",             "-1" },
    { "qmax",             "-1" },
    { "qdiff",            "-1" },
    { "qblur",            "-1" },
    { "qcomp",            "-1" },

    { "refs",             "-1" },
    { "sc_threshold",     "-1" },
    { "trellis",          "-1" },
    { "nr",               "-1" },
    { "me_range",         "-1" },
    { "me_method",        "-1" },
    { "subq",             "-1" },
    { "b_strategy",       "-1" },
    { "keyint_min",       "-1" },
    { "coder",            "-1" },
    { "cmp",              "-1" },
    { "threads",          AV_STRINGIFY(X264_THREADS_AUTO) },
    { "thread_type",      "0" },
    { "flags",            "+cgop" },
    { "rc_init_occupancy","-1" },
    { NULL },
}

Definition at line 693 of file libx264.c.

AVCodec ff_libx264_encoder

Initial value:

= {
    .name             = "libx264",
    .type             = AVMEDIA_TYPE_VIDEO,
    .id               = AV_CODEC_ID_H264,
    .priv_data_size   = sizeof(X264Context),
    .init             = X264_init,
    .encode2          = X264_frame,
    .close            = X264_close,
    .capabilities     = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS,
    .long_name        = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"),
    .priv_class       = &class,
    .defaults         = x264_defaults,
    .init_static_data = X264_init_static,
}

Definition at line 723 of file libx264.c.

AVCodec ff_libx264rgb_encoder

Initial value:

= {
    .name           = "libx264rgb",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_H264,
    .priv_data_size = sizeof(X264Context),
    .init           = X264_init,
    .encode2        = X264_frame,
    .close          = X264_close,
    .capabilities   = CODEC_CAP_DELAY,
    .long_name      = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB"),
    .priv_class     = &rgbclass,
    .defaults       = x264_defaults,
    .pix_fmts       = pix_fmts_8bit_rgb,
}

Definition at line 738 of file libx264.c.