FFmpeg
Data Structures | Macros | Functions | Variables
libx265.c File Reference
#include <x265.h>
#include <float.h>
#include "libavutil/internal.h"
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "encode.h"
#include "internal.h"
#include "packet_internal.h"
#include "atsc_a53.h"
#include "sei.h"

Go to the source code of this file.

Data Structures

struct  libx265Context
 

Macros

#define OFFSET(x)   offsetof(libx265Context, x)
 
#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
 

Functions

static int is_keyframe (NalUnitType naltype)
 
static av_cold int libx265_encode_close (AVCodecContext *avctx)
 
static av_cold int libx265_param_parse_float (AVCodecContext *avctx, const char *key, float value)
 
static av_cold int libx265_param_parse_int (AVCodecContext *avctx, const char *key, int value)
 
static av_cold int libx265_encode_init (AVCodecContext *avctx)
 
static av_cold int libx265_encode_set_roi (libx265Context *ctx, const AVFrame *frame, x265_picture *pic)
 
static void free_picture (x265_picture *pic)
 
static int libx265_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pic, int *got_packet)
 
static av_cold void libx265_encode_init_csp (FFCodec *codec)
 

Variables

static enum AVPixelFormat x265_csp_eight []
 
static enum AVPixelFormat x265_csp_ten []
 
static enum AVPixelFormat x265_csp_twelve []
 
static const AVOption options []
 
class {
      class_name = "libx265"
 
      item_name = av_default_item_name
 
      option = options
 
      version = LIBAVUTIL_VERSION_INT
 
}; 
 
static const FFCodecDefault x265_defaults []
 
FFCodec ff_libx265_encoder
 

Macro Definition Documentation

◆ OFFSET

#define OFFSET (   x)    offsetof(libx265Context, x)

Definition at line 753 of file libx265.c.

◆ VE

Definition at line 754 of file libx265.c.

Function Documentation

◆ is_keyframe()

static int is_keyframe ( NalUnitType  naltype)
static

Definition at line 69 of file libx265.c.

Referenced by ff_rdt_parse_packet(), and libx265_encode_frame().

◆ libx265_encode_close()

static av_cold int libx265_encode_close ( AVCodecContext avctx)
static

Definition at line 84 of file libx265.c.

Referenced by libx265_encode_init().

◆ libx265_param_parse_float()

static av_cold int libx265_param_parse_float ( AVCodecContext avctx,
const char *  key,
float  value 
)
static

Definition at line 97 of file libx265.c.

Referenced by libx265_encode_init().

◆ libx265_param_parse_int()

static av_cold int libx265_param_parse_int ( AVCodecContext avctx,
const char *  key,
int  value 
)
static

Definition at line 112 of file libx265.c.

Referenced by libx265_encode_init().

◆ libx265_encode_init()

static av_cold int libx265_encode_init ( AVCodecContext avctx)
static

Definition at line 127 of file libx265.c.

◆ libx265_encode_set_roi()

static av_cold int libx265_encode_set_roi ( libx265Context ctx,
const AVFrame frame,
x265_picture *  pic 
)
static

Definition at line 438 of file libx265.c.

Referenced by libx265_encode_frame().

◆ free_picture()

static void free_picture ( x265_picture *  pic)
static

Definition at line 502 of file libx265.c.

Referenced by libx265_encode_frame().

◆ libx265_encode_frame()

static int libx265_encode_frame ( AVCodecContext avctx,
AVPacket pkt,
const AVFrame pic,
int got_packet 
)
static

Definition at line 512 of file libx265.c.

◆ libx265_encode_init_csp()

static av_cold void libx265_encode_init_csp ( FFCodec codec)
static

Definition at line 743 of file libx265.c.

Variable Documentation

◆ x265_csp_eight

enum AVPixelFormat x265_csp_eight[]
static

◆ x265_csp_ten

enum AVPixelFormat x265_csp_ten[]
static

◆ x265_csp_twelve

enum AVPixelFormat x265_csp_twelve[]
static

◆ options

const AVOption options[]
static
Initial value:
= {
{ "crf", "set the x265 crf", OFFSET(crf), AV_OPT_TYPE_FLOAT, { .dbl = -1 }, -1, FLT_MAX, VE },
{ "qp", "set the x265 qp", OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
{ "forced-idr", "if forcing keyframes, force them as IDR frames", OFFSET(forced_idr),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "preset", "set the x265 preset", OFFSET(preset), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
{ "tune", "set the x265 tune parameter", OFFSET(tune), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
{ "profile", "set the x265 profile", OFFSET(profile), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
{ "udu_sei", "Use user data unregistered SEI if available", OFFSET(udu_sei), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "a53cc", "Use A53 Closed Captions (if available)", OFFSET(a53_cc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
{ "x265-params", "set the x265 configuration using a :-separated list of key=value parameters", OFFSET(x265_opts), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE },
{ NULL }
}

Definition at line 755 of file libx265.c.

◆ class_name

class_name = "libx265"
private

Definition at line 769 of file libx265.c.

◆ item_name

item_name = av_default_item_name
private

Definition at line 770 of file libx265.c.

◆ option

option = options
private

Definition at line 771 of file libx265.c.

◆ version

version = LIBAVUTIL_VERSION_INT
private

Definition at line 772 of file libx265.c.

◆ @103

const { ... }

◆ x265_defaults

const FFCodecDefault x265_defaults[]
static
Initial value:
= {
{ "b", "0" },
{ "bf", "-1" },
{ "g", "-1" },
{ "keyint_min", "-1" },
{ "refs", "-1" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ "qdiff", "-1" },
{ "qblur", "-1" },
{ "qcomp", "-1" },
{ "i_qfactor", "-1" },
{ "b_qfactor", "-1" },
{ NULL },
}

Definition at line 775 of file libx265.c.

◆ ff_libx265_encoder

FFCodec ff_libx265_encoder
Initial value:
= {
.p.name = "libx265",
CODEC_LONG_NAME("libx265 H.265 / HEVC"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY |
.p.priv_class = &class,
.p.wrapper_name = "libx265",
.init_static_data = libx265_encode_init_csp,
.priv_data_size = sizeof(libx265Context),
}

Definition at line 791 of file libx265.c.

VE
#define VE
Definition: libx265.c:754
AV_PIX_FMT_YUV420P10
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:459
FF_CODEC_CAP_NOT_INIT_THREADSAFE
#define FF_CODEC_CAP_NOT_INIT_THREADSAFE
The codec is not known to be init-threadsafe (i.e.
Definition: codec_internal.h:34
libx265_encode_frame
static int libx265_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pic, int *got_packet)
Definition: libx265.c:512
AV_PIX_FMT_GBRP10
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:475
libx265_encode_init_csp
static av_cold void libx265_encode_init_csp(FFCodec *codec)
Definition: libx265.c:743
FF_CODEC_ENCODE_CB
#define FF_CODEC_ENCODE_CB(func)
Definition: codec_internal.h:307
AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:462
preset
preset
Definition: vf_curves.c:46
AV_PIX_FMT_YUVJ422P
@ AV_PIX_FMT_YUVJ422P
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
AV_CODEC_CAP_OTHER_THREADS
#define AV_CODEC_CAP_OTHER_THREADS
Codec supports multithreading through a method other than slice- or frame-level multithreading.
Definition: codec.h:127
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
#define AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
This codec takes the reordered_opaque field from input AVFrames and returns it in the corresponding f...
Definition: codec.h:176
AV_PIX_FMT_YUV420P
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition: codec_internal.h:264
AV_PIX_FMT_YUVJ444P
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
AV_PIX_FMT_GRAY10
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:440
NULL
#define NULL
Definition: coverity.c:32
AV_PIX_FMT_YUVJ420P
@ AV_PIX_FMT_YUVJ420P
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
Definition: pixfmt.h:78
libx265_encode_init
static av_cold int libx265_encode_init(AVCodecContext *avctx)
Definition: libx265.c:127
AV_OPT_TYPE_DICT
@ AV_OPT_TYPE_DICT
Definition: opt.h:232
OFFSET
#define OFFSET(x)
Definition: libx265.c:753
AV_PIX_FMT_YUV422P10
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:460
AV_PIX_FMT_GRAY8
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
defaults
static const FFCodecDefault defaults[]
Definition: amfenc_h264.c:362
AV_PIX_FMT_YUV422P12
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:464
AV_PIX_FMT_YUV444P12
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:466
AV_OPT_TYPE_FLOAT
@ AV_OPT_TYPE_FLOAT
Definition: opt.h:228
AV_PIX_FMT_GBRP12
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:476
AV_CODEC_ID_HEVC
@ AV_CODEC_ID_HEVC
Definition: codec_id.h:226
profile
int profile
Definition: mxfenc.c:2006
AV_PIX_FMT_YUV420P12
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:463
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:225
AV_CODEC_CAP_DELAY
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: codec.h:82
libx265_encode_close
static av_cold int libx265_encode_close(AVCodecContext *avctx)
Definition: libx265.c:84
AV_PIX_FMT_YUV444P
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
AV_PIX_FMT_GBRP
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:158
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_PIX_FMT_YUV422P
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
FF_CODEC_CAP_AUTO_THREADS
#define FF_CODEC_CAP_AUTO_THREADS
Codec handles avctx->thread_count == 0 (auto) internally.
Definition: codec_internal.h:73
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:244
x265_defaults
static const FFCodecDefault x265_defaults[]
Definition: libx265.c:775
AV_OPT_TYPE_STRING
@ AV_OPT_TYPE_STRING
Definition: opt.h:229
AV_PIX_FMT_GRAY12
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:441
libx265Context
Definition: libx265.c:42