FFmpeg
Data Structures | Macros | Functions | Variables
qsvenc_h264.c File Reference
#include <stdint.h>
#include <sys/types.h>
#include <mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "qsv.h"
#include "qsvenc.h"
#include "atsc_a53.h"

Go to the source code of this file.

Data Structures

struct  QSVH264EncContext
 

Macros

#define OFFSET(x)   offsetof(QSVH264EncContext, x)
 
#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
 

Functions

static int qsv_h264_set_encode_ctrl (AVCodecContext *avctx, const AVFrame *frame, mfxEncodeCtrl *enc_ctrl)
 
static av_cold int qsv_enc_init (AVCodecContext *avctx)
 
static int qsv_enc_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
 
static av_cold int qsv_enc_close (AVCodecContext *avctx)
 

Variables

static const AVOption options []
 
class {
      class_name = "h264_qsv encoder"
 
      item_name = av_default_item_name
 
      option = options
 
      version = LIBAVUTIL_VERSION_INT
 
}; 
 
static const FFCodecDefault qsv_enc_defaults []
 
const FFCodec ff_h264_qsv_encoder
 

Macro Definition Documentation

◆ OFFSET

#define OFFSET (   x)    offsetof(QSVH264EncContext, x)

Definition at line 100 of file qsvenc_h264.c.

◆ VE

Definition at line 101 of file qsvenc_h264.c.

Function Documentation

◆ qsv_h264_set_encode_ctrl()

static int qsv_h264_set_encode_ctrl ( AVCodecContext avctx,
const AVFrame frame,
mfxEncodeCtrl *  enc_ctrl 
)
static

Definition at line 43 of file qsvenc_h264.c.

Referenced by qsv_enc_init().

◆ qsv_enc_init()

static av_cold int qsv_enc_init ( AVCodecContext avctx)
static

Definition at line 77 of file qsvenc_h264.c.

◆ qsv_enc_frame()

static int qsv_enc_frame ( AVCodecContext avctx,
AVPacket pkt,
const AVFrame frame,
int got_packet 
)
static

Definition at line 85 of file qsvenc_h264.c.

◆ qsv_enc_close()

static av_cold int qsv_enc_close ( AVCodecContext avctx)
static

Definition at line 93 of file qsvenc_h264.c.

Variable Documentation

◆ options

const AVOption options[]
static

Definition at line 102 of file qsvenc_h264.c.

◆ class_name

class_name = "h264_qsv encoder"
private

Definition at line 174 of file qsvenc_h264.c.

◆ item_name

item_name = av_default_item_name
private

Definition at line 175 of file qsvenc_h264.c.

◆ option

option = options
private

Definition at line 176 of file qsvenc_h264.c.

◆ version

version = LIBAVUTIL_VERSION_INT
private

Definition at line 177 of file qsvenc_h264.c.

◆ @140

const { ... }

◆ qsv_enc_defaults

const FFCodecDefault qsv_enc_defaults[]
static
Initial value:
= {
{ "b", "1M" },
{ "refs", "0" },
{ "g", "-1" },
{ "bf", "-1" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ "trellis", "-1" },
{ "flags", "+cgop" },
{ NULL },
}

Definition at line 180 of file qsvenc_h264.c.

◆ ff_h264_qsv_encoder

const FFCodec ff_h264_qsv_encoder
Initial value:
= {
.p.name = "h264_qsv",
CODEC_LONG_NAME("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVH264EncContext),
.p.type = AVMEDIA_TYPE_VIDEO,
.init = qsv_enc_init,
.close = qsv_enc_close,
.p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
.p.priv_class = &class,
.defaults = qsv_enc_defaults,
.p.wrapper_name = "qsv",
.hw_configs = ff_qsv_enc_hw_configs,
}

Definition at line 192 of file qsvenc_h264.c.

qsv_enc_frame
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: qsvenc_h264.c:85
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
FF_CODEC_CAP_INIT_CLEANUP
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
Definition: codec_internal.h:42
qsv_enc_init
static av_cold int qsv_enc_init(AVCodecContext *avctx)
Definition: qsvenc_h264.c:77
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
FF_CODEC_ENCODE_CB
#define FF_CODEC_ENCODE_CB(func)
Definition: codec_internal.h:315
ff_qsv_enc_hw_configs
const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[]
Definition: qsvenc.c:2662
AV_CODEC_ID_H264
@ AV_CODEC_ID_H264
Definition: codec_id.h:79
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition: codec_internal.h:272
NULL
#define NULL
Definition: coverity.c:32
QSVH264EncContext
Definition: qsvenc_h264.c:38
AV_PIX_FMT_QSV
@ AV_PIX_FMT_QSV
HW acceleration through QSV, data[3] contains a pointer to the mfxFrameSurface1 structure.
Definition: pixfmt.h:240
qsv_enc_close
static av_cold int qsv_enc_close(AVCodecContext *avctx)
Definition: qsvenc_h264.c:93
AV_PIX_FMT_NV12
@ AV_PIX_FMT_NV12
planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:89
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
qsv_enc_defaults
static const FFCodecDefault qsv_enc_defaults[]
Definition: qsvenc_h264.c:180
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:76
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_CODEC_CAP_HYBRID
#define AV_CODEC_CAP_HYBRID
Codec is potentially backed by a hardware implementation, but not necessarily.
Definition: codec.h:152