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

Go to the source code of this file.

Data Structures

struct  QSVMJPEGEncContext
 

Macros

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

Functions

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 = "mjpeg_qsv encoder"
 
      item_name = av_default_item_name
 
      option = options
 
      version = LIBAVUTIL_VERSION_INT
 
}; 
 
static const AVCodecDefault qsv_enc_defaults []
 
const AVCodec ff_mjpeg_qsv_encoder
 

Macro Definition Documentation

◆ OFFSET

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

Definition at line 63 of file qsvenc_jpeg.c.

◆ VE

Definition at line 64 of file qsvenc_jpeg.c.

Function Documentation

◆ qsv_enc_init()

static av_cold int qsv_enc_init ( AVCodecContext avctx)
static

Definition at line 41 of file qsvenc_jpeg.c.

◆ qsv_enc_frame()

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

Definition at line 48 of file qsvenc_jpeg.c.

◆ qsv_enc_close()

static av_cold int qsv_enc_close ( AVCodecContext avctx)
static

Definition at line 56 of file qsvenc_jpeg.c.

Variable Documentation

◆ options

const AVOption options[]
static
Initial value:
= {
{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VE },
{ NULL },
}

Definition at line 65 of file qsvenc_jpeg.c.

◆ class_name

class_name = "mjpeg_qsv encoder"
private

Definition at line 71 of file qsvenc_jpeg.c.

◆ item_name

item_name = av_default_item_name
private

Definition at line 72 of file qsvenc_jpeg.c.

◆ option

option = options
private

Definition at line 73 of file qsvenc_jpeg.c.

◆ version

version = LIBAVUTIL_VERSION_INT
private

Definition at line 74 of file qsvenc_jpeg.c.

◆ @123

const { ... }

◆ qsv_enc_defaults

const AVCodecDefault qsv_enc_defaults[]
static
Initial value:
= {
{ "global_quality", "80" },
{ NULL },
}

Definition at line 77 of file qsvenc_jpeg.c.

◆ ff_mjpeg_qsv_encoder

const AVCodec ff_mjpeg_qsv_encoder
Initial value:
= {
.name = "mjpeg_qsv",
.long_name = NULL_IF_CONFIG_SMALL("MJPEG (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVMJPEGEncContext),
.encode2 = qsv_enc_frame,
.close = qsv_enc_close,
.priv_class = &class,
.defaults = qsv_enc_defaults,
.wrapper_name = "qsv",
.hw_configs = ff_qsv_enc_hw_configs,
}

Definition at line 82 of file qsvenc_jpeg.c.

OFFSET
#define OFFSET(x)
Definition: qsvenc_jpeg.c:63
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
init
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:31
qsv_enc_init
static av_cold int qsv_enc_init(AVCodecContext *avctx)
Definition: qsvenc_jpeg.c:41
type
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf type
Definition: writing_filters.txt:86
ff_qsv_enc_hw_configs
const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[]
Definition: qsvenc.c:1641
ASYNC_DEPTH_DEFAULT
#define ASYNC_DEPTH_DEFAULT
Definition: qsv_internal.h:51
VE
#define VE
Definition: qsvenc_jpeg.c:64
pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:289
QSVMJPEGEncContext
Definition: qsvenc_jpeg.c:36
NULL
#define NULL
Definition: coverity.c:32
qsv_enc_defaults
static const AVCodecDefault qsv_enc_defaults[]
Definition: qsvenc_jpeg.c:77
AV_PIX_FMT_QSV
@ AV_PIX_FMT_QSV
HW acceleration through QSV, data[3] contains a pointer to the mfxFrameSurface1 structure.
Definition: pixfmt.h:212
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
qsv_enc_frame
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: qsvenc_jpeg.c:48
qsv_enc_close
static av_cold int qsv_enc_close(AVCodecContext *avctx)
Definition: qsvenc_jpeg.c:56
AV_CODEC_ID_MJPEG
@ AV_CODEC_ID_MJPEG
Definition: codec_id.h:56
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
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:77
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:164