qsvenc_mpeg2.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"

Go to the source code of this file.

Data Structures
struct	QSVMpeg2EncContext

Macros
#define	OFFSET(x)   offsetof(QSVMpeg2EncContext, 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 = "mpeg2_qsv encoder"
item_name = av_default_item_name
option = options
version = LIBAVUTIL_VERSION_INT
};
static const FFCodecDefault	qsv_enc_defaults []
const FFCodec	ff_mpeg2_qsv_encoder

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(QSVMpeg2EncContext, x)

Definition at line 62 of file qsvenc_mpeg2.c.

VE

#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 63 of file qsvenc_mpeg2.c.

Function Documentation

qsv_enc_init()

static av_cold int qsv_enc_init ( AVCodecContext *  avctx )

static

Definition at line 40 of file qsvenc_mpeg2.c.

qsv_enc_frame()

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

static

Definition at line 47 of file qsvenc_mpeg2.c.

qsv_enc_close()

static av_cold int qsv_enc_close ( AVCodecContext *  avctx )

static

Definition at line 55 of file qsvenc_mpeg2.c.

Variable Documentation

options

const AVOption options[]

static

Initial value:

= {
    QSV_COMMON_OPTS
    QSV_OPTION_RDO
 
    { "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, .unit = "profile" },
    { "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN        }, INT_MIN, INT_MAX,     VE, .unit = "profile" },
    { "simple",  NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_SIMPLE   }, INT_MIN, INT_MAX,     VE, .unit = "profile" },
    { "main",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_MAIN     }, INT_MIN, INT_MAX,     VE, .unit = "profile" },
    { "high",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_MPEG2_HIGH     }, INT_MIN, INT_MAX,     VE, .unit = "profile" },
 
    { NULL },
}

Definition at line 64 of file qsvenc_mpeg2.c.

class_name

class_name = "mpeg2_qsv encoder"

private

Definition at line 78 of file qsvenc_mpeg2.c.

item_name

item_name = av_default_item_name

private

Definition at line 79 of file qsvenc_mpeg2.c.

option

option = options

private

Definition at line 80 of file qsvenc_mpeg2.c.

version

version = LIBAVUTIL_VERSION_INT

private

Definition at line 81 of file qsvenc_mpeg2.c.

@152

const { ... }

qsv_enc_defaults

const FFCodecDefault qsv_enc_defaults[]

static

Initial value:

= {
    { "b",         "0"     },
    { "refs",      "0"     },
    
    { "g",         "250"   },
    { "bf",        "3"     },
    { "trellis",   "-1"    },
    { "flags",     "+cgop" },
    { NULL },
}

Definition at line 84 of file qsvenc_mpeg2.c.

ff_mpeg2_qsv_encoder

const FFCodec ff_mpeg2_qsv_encoder

Initial value:

= {
    .p.name         = "mpeg2_qsv",
    CODEC_LONG_NAME("MPEG-2 video (Intel Quick Sync Video acceleration)"),
    .priv_data_size = sizeof(QSVMpeg2EncContext),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_MPEG2VIDEO,
    .init           = qsv_enc_init,
    FF_CODEC_ENCODE_CB(qsv_enc_frame),
    .close          = qsv_enc_close,
    .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
    .p.pix_fmts     = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
                                                    AV_PIX_FMT_QSV,
                                                    AV_PIX_FMT_NONE },
    .p.priv_class   = &class,
    .defaults       = qsv_enc_defaults,
    .caps_internal  = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
                      FF_CODEC_CAP_INIT_CLEANUP,
    .p.wrapper_name = "qsv",
    .hw_configs     = ff_qsv_enc_hw_configs,
}

Definition at line 95 of file qsvenc_mpeg2.c.