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Data Structures | Macros | Functions | Variables
qsvenc_h264.c File Reference
#include <stdint.h>
#include <sys/types.h>
#include <mfx/mfxvideo.h>
#include "libavutil/opt.h"
#include "avcodec.h"
#include "internal.h"
#include "h264.h"
#include "qsv.h"
#include "qsv_internal.h"
#include "qsvenc.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 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 AVCodecDefault qsv_enc_defaults []
 
AVCodec ff_h264_qsv_encoder
 

Macro Definition Documentation

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

Definition at line 65 of file qsvenc_h264.c.

Definition at line 66 of file qsvenc_h264.c.

Function Documentation

static av_cold int qsv_enc_init ( AVCodecContext avctx)
static

Definition at line 43 of file qsvenc_h264.c.

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

Definition at line 50 of file qsvenc_h264.c.

static av_cold int qsv_enc_close ( AVCodecContext avctx)
static

Definition at line 58 of file qsvenc_h264.c.

Variable Documentation

const AVOption options[]
static
Initial value:
= {
{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE },
{ "idr_interval", "Distance (in I-frames) between IDR frames", OFFSET(qsv.idr_interval), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
{ "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, VE, "profile" },
{ "baseline", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_BASELINE }, INT_MIN, INT_MAX, VE, "profile" },
{ "main" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_MAIN }, INT_MIN, INT_MAX, VE, "profile" },
{ "high" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_AVC_HIGH }, INT_MIN, INT_MAX, VE, "profile" },
{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, 0, 7, VE, "preset" },
{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" },
{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" },
{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" },
{ NULL },
}
#define NULL
Definition: coverity.c:32
#define ASYNC_DEPTH_DEFAULT
Definition: qsv_internal.h:31
#define VE
Definition: qsvenc_h264.c:66
#define OFFSET(x)
Definition: qsvenc_h264.c:65

Definition at line 67 of file qsvenc_h264.c.

class_name = "h264_qsv encoder"

Definition at line 88 of file qsvenc_h264.c.

item_name = av_default_item_name

Definition at line 89 of file qsvenc_h264.c.

option = options

Definition at line 90 of file qsvenc_h264.c.

Definition at line 91 of file qsvenc_h264.c.

const { ... }
const AVCodecDefault qsv_enc_defaults[]
static
Initial value:
= {
{ "b", "1M" },
{ "refs", "0" },
{ "g", "250" },
{ "bf", "3" },
{ "coder", "ac" },
{ "flags", "+cgop" },
{ NULL },
}
#define NULL
Definition: coverity.c:32

Definition at line 94 of file qsvenc_h264.c.

AVCodec ff_h264_qsv_encoder
Initial value:
= {
.name = "h264_qsv",
.long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVH264EncContext),
.encode2 = qsv_enc_frame,
.close = qsv_enc_close,
.capabilities = CODEC_CAP_DELAY,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
.priv_class = &class,
.defaults = qsv_enc_defaults,
}
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
static const AVCodecDefault qsv_enc_defaults[]
Definition: qsvenc_h264.c:94
#define CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: avcodec.h:824
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:175
planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:91
GLint GLenum type
Definition: opengl_enc.c:105
HW acceleration through QSV, data[3] contains a pointer to the mfxFrameSurface1 structure.
Definition: pixfmt.h:249
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: qsvenc_h264.c:50
static av_cold int qsv_enc_init(AVCodecContext *avctx)
Definition: qsvenc_h264.c:43
static av_cold int qsv_enc_close(AVCodecContext *avctx)
Definition: qsvenc_h264.c:58
AVPixelFormat
Pixel format.
Definition: pixfmt.h:61

Definition at line 106 of file qsvenc_h264.c.