Libav
Data Structures | Macros | Enumerations | Functions | Variables
vf_scale_qsv.c File Reference

scale video filter - QSV More...

#include <mfx/mfxvideo.h>
#include <stdio.h>
#include <string.h>
#include "libavutil/avstring.h"
#include "libavutil/common.h"
#include "libavutil/eval.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/time.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures

struct  QSVScaleContext
 

Macros

#define OFFSET(x)   offsetof(QSVScaleContext, x)
 
#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM
 

Enumerations

enum  var_name {
  VAR_E, VAR_FRAME_RATE, VAR_INTERLACED, VAR_N,
  VAR_PHI, VAR_PI, VAR_PREV_INPTS, VAR_PREV_OUTPTS,
  VAR_PTS, VAR_STARTPTS, VAR_TB, VAR_RTCTIME,
  VAR_RTCSTART, VAR_S, VAR_SR, VAR_VARS_NB,
  VAR_E, VAR_PHI, VAR_PI, VAR_AVTB,
  VAR_INTB, VAR_SR, VAR_VARS_NB, VAR_PI,
  VAR_PHI, VAR_E, VAR_W, VAR_H,
  VAR_A, VAR_DAR, VAR_SAR, VAR_HSUB,
  VAR_VSUB, VARS_NB, VAR_W, VAR_H,
  VAR_CW, VAR_CH, VAR_HSUB, VAR_VSUB,
  VARS_NB, VAR_E, VAR_PHI, VAR_PI,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_X, VAR_Y, VAR_N, VAR_T,
  VAR_VARS_NB, VAR_E, VAR_PHI, VAR_PI,
  VAR_MAIN_W, VAR_MW, VAR_MAIN_H, VAR_MH,
  VAR_TEXT_W, VAR_TW, VAR_TEXT_H, VAR_TH,
  VAR_X, VAR_Y, VAR_N, VAR_T,
  VAR_VARS_NB, VAR_E, VAR_PHI, VAR_PI,
  VAR_W, VAR_H, VAR_VAL, VAR_MAXVAL,
  VAR_MINVAL, VAR_NEGVAL, VAR_CLIPVAL, VAR_VARS_NB,
  VAR_E, VAR_PHI, VAR_PI, VAR_MAIN_W,
  VAR_MW, VAR_MAIN_H, VAR_MH, VAR_OVERLAY_W,
  VAR_OW, VAR_OVERLAY_H, VAR_OH, VAR_VARS_NB,
  VAR_PI, VAR_PHI, VAR_E, VAR_IN_W,
  VAR_IW, VAR_IN_H, VAR_IH, VAR_OUT_W,
  VAR_OW, VAR_OUT_H, VAR_OH, VAR_X,
  VAR_Y, VAR_A, VAR_HSUB, VAR_VSUB,
  VARS_NB, VAR_PI, VAR_PHI, VAR_E,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_DAR, VAR_SAR, VAR_HSUB,
  VAR_VSUB, VARS_NB, VAR_PI, VAR_PHI,
  VAR_E, VAR_IN_W, VAR_IW, VAR_IN_H,
  VAR_IH, VAR_OUT_W, VAR_OW, VAR_OUT_H,
  VAR_OH, VAR_A, VAR_DAR, VAR_SAR,
  VARS_NB, VAR_PI, VAR_PHI, VAR_E,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_DAR, VAR_SAR, VARS_NB,
  VAR_E, VAR_PHI, VAR_PI, VAR_TB,
  VAR_PTS, VAR_START_PTS, VAR_PREV_PTS, VAR_PREV_SELECTED_PTS,
  VAR_T, VAR_START_T, VAR_PREV_T, VAR_PREV_SELECTED_T,
  VAR_PICT_TYPE, VAR_PICT_TYPE_I, VAR_PICT_TYPE_P, VAR_PICT_TYPE_B,
  VAR_PICT_TYPE_S, VAR_PICT_TYPE_SI, VAR_PICT_TYPE_SP, VAR_PICT_TYPE_BI,
  VAR_INTERLACE_TYPE, VAR_INTERLACE_TYPE_P, VAR_INTERLACE_TYPE_T, VAR_INTERLACE_TYPE_B,
  VAR_N, VAR_SELECTED_N, VAR_PREV_SELECTED_N, VAR_KEY,
  VAR_VARS_NB, VAR_E, VAR_PHI, VAR_PI,
  VAR_AVTB, VAR_VARS_NB
}
 

Functions

static int qsvscale_init (AVFilterContext *ctx)
 
static void qsvscale_uninit (AVFilterContext *ctx)
 
static int qsvscale_query_formats (AVFilterContext *ctx)
 
static int init_out_pool (AVFilterContext *ctx, int out_width, int out_height)
 
static mfxStatus frame_alloc (mfxHDL pthis, mfxFrameAllocRequest *req, mfxFrameAllocResponse *resp)
 
static mfxStatus frame_free (mfxHDL pthis, mfxFrameAllocResponse *resp)
 
static mfxStatus frame_lock (mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
 
static mfxStatus frame_unlock (mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
 
static mfxStatus frame_get_hdl (mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
 
static int init_out_session (AVFilterContext *ctx)
 
static int init_scale_session (AVFilterContext *ctx, int in_width, int in_height, int out_width, int out_height)
 
static int qsvscale_config_props (AVFilterLink *outlink)
 
static int qsvscale_filter_frame (AVFilterLink *link, AVFrame *in)
 

Variables

static const char *const var_names []
 
static const mfxHandleType handle_types []
 
static const AVOption options []
 
static const AVClass qsvscale_class
 
static const AVFilterPad qsvscale_inputs []
 
static const AVFilterPad qsvscale_outputs []
 
AVFilter ff_vf_scale_qsv
 

Detailed Description

scale video filter - QSV

Definition in file vf_scale_qsv.c.

Macro Definition Documentation

◆ OFFSET

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

Definition at line 585 of file vf_scale_qsv.c.

◆ FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM

Definition at line 586 of file vf_scale_qsv.c.

Enumeration Type Documentation

◆ var_name

enum var_name
Enumerator
VAR_E 
VAR_FRAME_RATE 
VAR_INTERLACED 
VAR_N 
VAR_PHI 
VAR_PI 
VAR_PREV_INPTS 
VAR_PREV_OUTPTS 
VAR_PTS 
VAR_STARTPTS 
VAR_TB 
VAR_RTCTIME 
VAR_RTCSTART 
VAR_S 
VAR_SR 
VAR_VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_AVTB 
VAR_INTB 
VAR_SR 
VAR_VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_W 
VAR_H 
VAR_A 
VAR_DAR 
VAR_SAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_W 
VAR_H 
VAR_CW 
VAR_CH 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_X 
VAR_Y 
VAR_N 
VAR_T 
VAR_VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_MAIN_W 
VAR_MW 
VAR_MAIN_H 
VAR_MH 
VAR_TEXT_W 
VAR_TW 
VAR_TEXT_H 
VAR_TH 
VAR_X 
VAR_Y 
VAR_N 
VAR_T 
VAR_VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_W 
VAR_H 
VAR_VAL 
VAR_MAXVAL 
VAR_MINVAL 
VAR_NEGVAL 
VAR_CLIPVAL 
VAR_VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_MAIN_W 
VAR_MW 
VAR_MAIN_H 
VAR_MH 
VAR_OVERLAY_W 
VAR_OW 
VAR_OVERLAY_H 
VAR_OH 
VAR_VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_X 
VAR_Y 
VAR_A 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_DAR 
VAR_SAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_DAR 
VAR_SAR 
VARS_NB 
VAR_PI 
VAR_PHI 
VAR_E 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_DAR 
VAR_SAR 
VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_TB 
VAR_PTS 
VAR_START_PTS 
VAR_PREV_PTS 
VAR_PREV_SELECTED_PTS 
VAR_T 
VAR_START_T 
VAR_PREV_T 
VAR_PREV_SELECTED_T 
VAR_PICT_TYPE 
VAR_PICT_TYPE_I 
VAR_PICT_TYPE_P 
VAR_PICT_TYPE_B 
VAR_PICT_TYPE_S 
VAR_PICT_TYPE_SI 
VAR_PICT_TYPE_SP 
VAR_PICT_TYPE_BI 
VAR_INTERLACE_TYPE 
VAR_INTERLACE_TYPE_P 
VAR_INTERLACE_TYPE_T 
VAR_INTERLACE_TYPE_B 
VAR_N 
VAR_SELECTED_N 
VAR_PREV_SELECTED_N 
VAR_KEY 
VAR_VARS_NB 
VAR_E 
VAR_PHI 
VAR_PI 
VAR_AVTB 
VAR_VARS_NB 

Definition at line 58 of file vf_scale_qsv.c.

Function Documentation

◆ qsvscale_init()

static int qsvscale_init ( AVFilterContext ctx)
static

Definition at line 112 of file vf_scale_qsv.c.

◆ qsvscale_uninit()

static void qsvscale_uninit ( AVFilterContext ctx)
static

Definition at line 129 of file vf_scale_qsv.c.

Referenced by init_scale_session().

◆ qsvscale_query_formats()

static int qsvscale_query_formats ( AVFilterContext ctx)
static

Definition at line 150 of file vf_scale_qsv.c.

◆ init_out_pool()

static int init_out_pool ( AVFilterContext ctx,
int  out_width,
int  out_height 
)
static

Definition at line 162 of file vf_scale_qsv.c.

Referenced by init_scale_session().

◆ frame_alloc()

static mfxStatus frame_alloc ( mfxHDL  pthis,
mfxFrameAllocRequest *  req,
mfxFrameAllocResponse *  resp 
)
static

Definition at line 213 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ frame_free()

static mfxStatus frame_free ( mfxHDL  pthis,
mfxFrameAllocResponse *  resp 
)
static

Definition at line 235 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ frame_lock()

static mfxStatus frame_lock ( mfxHDL  pthis,
mfxMemId  mid,
mfxFrameData *  ptr 
)
static

Definition at line 240 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ frame_unlock()

static mfxStatus frame_unlock ( mfxHDL  pthis,
mfxMemId  mid,
mfxFrameData *  ptr 
)
static

Definition at line 245 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ frame_get_hdl()

static mfxStatus frame_get_hdl ( mfxHDL  pthis,
mfxMemId  mid,
mfxHDL *  hdl 
)
static

Definition at line 250 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ init_out_session()

static int init_out_session ( AVFilterContext ctx)
static

Definition at line 262 of file vf_scale_qsv.c.

Referenced by init_scale_session().

◆ init_scale_session()

static int init_scale_session ( AVFilterContext ctx,
int  in_width,
int  in_height,
int  out_width,
int  out_height 
)
static

Definition at line 405 of file vf_scale_qsv.c.

Referenced by qsvscale_config_props().

◆ qsvscale_config_props()

static int qsvscale_config_props ( AVFilterLink outlink)
static

Definition at line 430 of file vf_scale_qsv.c.

◆ qsvscale_filter_frame()

static int qsvscale_filter_frame ( AVFilterLink link,
AVFrame in 
)
static

Definition at line 519 of file vf_scale_qsv.c.

Variable Documentation

◆ var_names

const char* const var_names[]
static
Initial value:
= {
"PI",
"PHI",
"E",
"in_w", "iw",
"in_h", "ih",
"out_w", "ow",
"out_h", "oh",
"a", "dar",
"sar",
}
NULL
Definition: eval.c:55

Definition at line 45 of file vf_scale_qsv.c.

Referenced by qsvscale_config_props().

◆ handle_types

const mfxHandleType handle_types[]
static
Initial value:
= {
MFX_HANDLE_VA_DISPLAY,
MFX_HANDLE_D3D9_DEVICE_MANAGER,
MFX_HANDLE_D3D11_DEVICE,
}

Definition at line 256 of file vf_scale_qsv.c.

Referenced by init_out_session().

◆ options

const AVOption options[]
static
Initial value:
= {
{ "w", "Output video width", OFFSET(w_expr), AV_OPT_TYPE_STRING, { .str = "iw" }, .flags = FLAGS },
{ "h", "Output video height", OFFSET(h_expr), AV_OPT_TYPE_STRING, { .str = "ih" }, .flags = FLAGS },
{ "format", "Output pixel format", OFFSET(format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
{ NULL },
}
#define OFFSET(x)
Definition: vf_scale_qsv.c:585
NULL
Definition: eval.c:55
#define FLAGS
Definition: vf_scale_qsv.c:586

Definition at line 587 of file vf_scale_qsv.c.

◆ qsvscale_class

const AVClass qsvscale_class
static
Initial value:
= {
.class_name = "qsvscale",
.item_name = av_default_item_name,
.option = options,
}
static const AVOption options[]
Definition: vf_scale_qsv.c:587
LIBAVUTIL_VERSION_INT
Definition: eval.c:55
av_default_item_name
Definition: dnxhdenc.c:55

Definition at line 595 of file vf_scale_qsv.c.

◆ qsvscale_inputs

const AVFilterPad qsvscale_inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = qsvscale_filter_frame,
},
{ NULL }
}
static int qsvscale_filter_frame(AVFilterLink *link, AVFrame *in)
Definition: vf_scale_qsv.c:519
NULL
Definition: eval.c:55

Definition at line 602 of file vf_scale_qsv.c.

◆ qsvscale_outputs

const AVFilterPad qsvscale_outputs[]
static
Initial value:
= {
{
.name = "default",
.config_props = qsvscale_config_props,
},
{ NULL }
}
static int qsvscale_config_props(AVFilterLink *outlink)
Definition: vf_scale_qsv.c:430
NULL
Definition: eval.c:55

Definition at line 611 of file vf_scale_qsv.c.

◆ ff_vf_scale_qsv

AVFilter ff_vf_scale_qsv
Initial value:
= {
.name = "scale_qsv",
.description = NULL_IF_CONFIG_SMALL("QuickSync video scaling and format conversion"),
.init = qsvscale_init,
.uninit = qsvscale_uninit,
.query_formats = qsvscale_query_formats,
.priv_size = sizeof(QSVScaleContext),
.priv_class = &qsvscale_class,
}
static const AVClass qsvscale_class
Definition: vf_scale_qsv.c:595
static const AVFilterPad outputs[]
Definition: af_ashowinfo.c:259
static int qsvscale_query_formats(AVFilterContext *ctx)
Definition: vf_scale_qsv.c:150
static const AVFilterPad qsvscale_outputs[]
Definition: vf_scale_qsv.c:611
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:148
static const AVFilterPad inputs[]
Definition: af_ashowinfo.c:248
static const AVFilterPad qsvscale_inputs[]
Definition: vf_scale_qsv.c:602
static int qsvscale_init(AVFilterContext *ctx)
Definition: vf_scale_qsv.c:112
static void qsvscale_uninit(AVFilterContext *ctx)
Definition: vf_scale_qsv.c:129

Definition at line 620 of file vf_scale_qsv.c.