FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
vf_overlay_qsv.c File Reference
#include "libavutil/opt.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "libavutil/eval.h"
#include "libavutil/hwcontext.h"
#include "libavutil/avstring.h"
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/mathematics.h"
#include "internal.h"
#include "avfilter.h"
#include "formats.h"
#include "video.h"
#include "framesync.h"
#include "qsvvpp.h"

Go to the source code of this file.

Data Structures

struct  QSVOverlayContext
 

Macros

#define MAIN   0
 
#define OVERLAY   1
 
#define OFFSET(x)   offsetof(QSVOverlayContext, x)
 
#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
 
#define PASS_EXPR(e, s)
 

Enumerations

enum  var_name {
  VAR_CH, VAR_N, VAR_NB_IN_CHANNELS, VAR_NB_OUT_CHANNELS,
  VAR_T, VAR_S, VAR_VARS_NB, VAR_W,
  VAR_H, VAR_CW, VAR_CH, VAR_HSUB,
  VAR_VSUB, VARS_NB, VAR_VALUE1, VAR_VALUE2,
  VAR_VARS_NB, 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_I,
  VAR_P, VAR_B, VAR_S, VAR_SI,
  VAR_SP, VAR_BI, 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_CONSUMED_SAMPLES_N, VAR_SAMPLES_N, VAR_SAMPLE_RATE,
  VAR_N, VAR_SELECTED_N, VAR_PREV_SELECTED_N, VAR_KEY,
  VAR_POS, VAR_SCENE, VAR_CONCATDEC_SELECT, 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_A,
  VAR_SAR, VAR_DAR, VAR_HSUB, VAR_VSUB,
  VAR_OHSUB, VAR_OVSUB, VARS_NB, VAR_FRAME_RATE,
  VAR_INTERLACED, VAR_N, VAR_NB_CONSUMED_SAMPLES, VAR_NB_SAMPLES,
  VAR_POS, VAR_PREV_INPTS, VAR_PREV_INT, VAR_PREV_OUTPTS,
  VAR_PREV_OUTT, VAR_PTS, VAR_SAMPLE_RATE, VAR_STARTPTS,
  VAR_STARTT, VAR_T, VAR_TB, VAR_RTCTIME,
  VAR_RTCSTART, VAR_S, VAR_SR, VAR_FR,
  VAR_VARS_NB, VAR_AVTB, VAR_INTB, VAR_SR,
  VAR_VARS_NB, VAR_W, VAR_H, VAR_A,
  VAR_DAR, VAR_SAR, VAR_HSUB, VAR_VSUB,
  VARS_NB, VAR_IN_W, VAR_IW, VAR_IN_H,
  VAR_IH, VAR_OUT_W, VAR_OW, VAR_OUT_H,
  VAR_OH, VAR_A, VAR_SAR, VAR_DAR,
  VAR_HSUB, VAR_VSUB, VAR_X, VAR_Y,
  VAR_N, VAR_POS, VAR_T, VAR_VARS_NB,
  VAR_DAR, VAR_HSUB, VAR_VSUB, VAR_IN_H,
  VAR_IH, VAR_IN_W, VAR_IW, VAR_SAR,
  VAR_X, VAR_Y, VAR_H, VAR_W,
  VAR_T, VAR_MAX, VARS_NB, VAR_DAR,
  VAR_HSUB, VAR_VSUB, VAR_LINE_H, VAR_LH,
  VAR_MAIN_H, VAR_h, VAR_H, VAR_MAIN_W,
  VAR_w, VAR_W, VAR_MAX_GLYPH_A, VAR_ASCENT,
  VAR_MAX_GLYPH_D, VAR_DESCENT, VAR_MAX_GLYPH_H, VAR_MAX_GLYPH_W,
  VAR_N, VAR_SAR, VAR_T, VAR_TEXT_H,
  VAR_TH, VAR_TEXT_W, VAR_TW, VAR_X,
  VAR_Y, VAR_PICT_TYPE, VAR_PKT_POS, VAR_PKT_DURATION,
  VAR_PKT_SIZE, VAR_VARS_NB, VAR_N, VAR_POS,
  VAR_R, VAR_T, VAR_NB, VAR_N,
  VAR_PTS, VAR_R, VAR_T, VAR_TB,
  VAR_NB, VAR_W, VAR_H, VAR_VAL,
  VAR_MAXVAL, VAR_MINVAL, VAR_NEGVAL, VAR_CLIPVAL,
  VAR_VARS_NB, VAR_W, VAR_H, VAR_X,
  VAR_Y, VAR_BITDEPTHX, VAR_BITDEPTHY, VAR_VARS_NB,
  VAR_MAIN_W, VAR_MW, VAR_MAIN_H, VAR_MH,
  VAR_OVERLAY_W, VAR_OW, VAR_OVERLAY_H, VAR_OH,
  VAR_HSUB, VAR_VSUB, VAR_X, VAR_Y,
  VAR_N, VAR_POS, VAR_T, VAR_VARS_NB,
  VAR_MAIN_iW, VAR_MW, VAR_MAIN_iH, VAR_MH,
  VAR_OVERLAY_iW, VAR_OVERLAY_iH, VAR_OVERLAY_X, VAR_OX,
  VAR_OVERLAY_Y, VAR_OY, VAR_OVERLAY_W, VAR_OW,
  VAR_OVERLAY_H, VAR_OH, VAR_VARS_NB, 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_SAR, VAR_DAR,
  VAR_HSUB, VAR_VSUB, VARS_NB, VAR_W,
  VAR_H, VAR_VAL, VAR_YMIN, VAR_UMIN,
  VAR_VMIN, VAR_AMIN, VAR_YMAX, VAR_UMAX,
  VAR_VMAX, VAR_AMAX, VAR_VARS_NB, VAR_IN_W,
  VAR_IW, VAR_IN_H, VAR_IH, VAR_OUT_W,
  VAR_OW, VAR_OUT_H, VAR_OH, VAR_HSUB,
  VAR_VSUB, VAR_N, VAR_T, 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_A,
  VAR_DAR, VAR_SAR, VARS_NB, VAR_W,
  VAR_H, VAR_N, VAR_PTS, VAR_R,
  VAR_T, VAR_TB, VAR_NB, VAR_iW,
  VAR_IN_W, VAR_iH, VAR_IN_H, VAR_oW,
  VAR_OUT_W, VAR_W, VAR_oH, VAR_OUT_H,
  VAR_H, CW, CH, CX,
  CY, VAR_VARS_NB, VAR_IN_W, VAR_IW,
  VAR_IN_H, VAR_IH, VAR_OUT_W, VAR_OW,
  VAR_OUT_H, VAR_OH, VAR_IN, VAR_ON,
  VAR_DURATION, VAR_PDURATION, VAR_TIME, VAR_FRAME,
  VAR_ZOOM, VAR_PZOOM, VAR_X, VAR_PX,
  VAR_Y, VAR_PY, VAR_A, VAR_SAR,
  VAR_DAR, VAR_HSUB, VAR_VSUB, VARS_NB,
  VAR_IN_W, VAR_IW, VAR_IN_H, VAR_IH,
  VAR_OUT_W, VAR_OW, VAR_OUT_H, VAR_OH,
  VAR_A, VAR_SAR, VAR_DAR, VAR_HSUB,
  VAR_VSUB, VAR_OHSUB, VAR_OVSUB, VARS_NB,
  VAR_X, VAR_Y, VAR_W, VAR_H,
  VAR_TIME, VAR_SPEED, VAR_TEMPO, VAR_ORDER,
  VAR_PATTERN, VAR_ROW, VAR_VARS_NB
}
 

Functions

 FRAMESYNC_DEFINE_CLASS (overlay_qsv, QSVOverlayContext, fs)
 
static int eval_expr (AVFilterContext *ctx)
 
static int have_alpha_planar (AVFilterLink *link)
 
static int config_main_input (AVFilterLink *inlink)
 
static int config_overlay_input (AVFilterLink *inlink)
 
static int process_frame (FFFrameSync *fs)
 
static int init_framesync (AVFilterContext *ctx)
 
static int config_output (AVFilterLink *outlink)
 
static int filter_callback (AVFilterLink *outlink, AVFrame *frame)
 
static int overlay_qsv_init (AVFilterContext *ctx)
 
static av_cold void overlay_qsv_uninit (AVFilterContext *ctx)
 
static int activate (AVFilterContext *ctx)
 
static int overlay_qsv_query_formats (AVFilterContext *ctx)
 

Variables

static const char *const var_names []
 
static const AVOption overlay_qsv_options []
 
static const AVFilterPad overlay_qsv_inputs []
 
static const AVFilterPad overlay_qsv_outputs []
 
AVFilter ff_vf_overlay_qsv
 

Detailed Description

A hardware accelerated overlay filter based on Intel Quick Sync Video VPP

Definition in file vf_overlay_qsv.c.

Macro Definition Documentation

◆ MAIN

#define MAIN   0

Definition at line 42 of file vf_overlay_qsv.c.

◆ OVERLAY

#define OVERLAY   1

Definition at line 43 of file vf_overlay_qsv.c.

◆ OFFSET

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

Definition at line 45 of file vf_overlay_qsv.c.

◆ FLAGS

#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)

Definition at line 46 of file vf_overlay_qsv.c.

◆ PASS_EXPR

#define PASS_EXPR (   e,
  s 
)
Value:
{\
ret = av_expr_parse(&e, s, var_names, NULL, NULL, NULL, NULL, 0, ctx); \
if (ret < 0) {\
av_log(ctx, AV_LOG_ERROR, "Error when passing '%s'.\n", s);\
goto release;\
}\
}

Enumeration Type Documentation

◆ var_name

enum var_name
Enumerator
VAR_CH 
VAR_N 
VAR_NB_IN_CHANNELS 
VAR_NB_OUT_CHANNELS 
VAR_T 
VAR_S 
VAR_VARS_NB 
VAR_W 
VAR_H 
VAR_CW 
VAR_CH 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_VALUE1 
VAR_VALUE2 
VAR_VARS_NB 
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_I 
VAR_P 
VAR_B 
VAR_S 
VAR_SI 
VAR_SP 
VAR_BI 
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_CONSUMED_SAMPLES_N 
VAR_SAMPLES_N 
VAR_SAMPLE_RATE 
VAR_N 
VAR_SELECTED_N 
VAR_PREV_SELECTED_N 
VAR_KEY 
VAR_POS 
VAR_SCENE 
VAR_CONCATDEC_SELECT 
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_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_OHSUB 
VAR_OVSUB 
VARS_NB 
VAR_FRAME_RATE 
VAR_INTERLACED 
VAR_N 
VAR_NB_CONSUMED_SAMPLES 
VAR_NB_SAMPLES 
VAR_POS 
VAR_PREV_INPTS 
VAR_PREV_INT 
VAR_PREV_OUTPTS 
VAR_PREV_OUTT 
VAR_PTS 
VAR_SAMPLE_RATE 
VAR_STARTPTS 
VAR_STARTT 
VAR_T 
VAR_TB 
VAR_RTCTIME 
VAR_RTCSTART 
VAR_S 
VAR_SR 
VAR_FR 
VAR_VARS_NB 
VAR_AVTB 
VAR_INTB 
VAR_SR 
VAR_VARS_NB 
VAR_W 
VAR_H 
VAR_A 
VAR_DAR 
VAR_SAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_X 
VAR_Y 
VAR_N 
VAR_POS 
VAR_T 
VAR_VARS_NB 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_IN_H 
VAR_IH 
VAR_IN_W 
VAR_IW 
VAR_SAR 
VAR_X 
VAR_Y 
VAR_H 
VAR_W 
VAR_T 
VAR_MAX 
VARS_NB 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_LINE_H 
VAR_LH 
VAR_MAIN_H 
VAR_h 
VAR_H 
VAR_MAIN_W 
VAR_w 
VAR_W 
VAR_MAX_GLYPH_A 
VAR_ASCENT 
VAR_MAX_GLYPH_D 
VAR_DESCENT 
VAR_MAX_GLYPH_H 
VAR_MAX_GLYPH_W 
VAR_N 
VAR_SAR 
VAR_T 
VAR_TEXT_H 
VAR_TH 
VAR_TEXT_W 
VAR_TW 
VAR_X 
VAR_Y 
VAR_PICT_TYPE 
VAR_PKT_POS 
VAR_PKT_DURATION 
VAR_PKT_SIZE 
VAR_VARS_NB 
VAR_N 
VAR_POS 
VAR_R 
VAR_T 
VAR_NB 
VAR_N 
VAR_PTS 
VAR_R 
VAR_T 
VAR_TB 
VAR_NB 
VAR_W 
VAR_H 
VAR_VAL 
VAR_MAXVAL 
VAR_MINVAL 
VAR_NEGVAL 
VAR_CLIPVAL 
VAR_VARS_NB 
VAR_W 
VAR_H 
VAR_X 
VAR_Y 
VAR_BITDEPTHX 
VAR_BITDEPTHY 
VAR_VARS_NB 
VAR_MAIN_W 
VAR_MW 
VAR_MAIN_H 
VAR_MH 
VAR_OVERLAY_W 
VAR_OW 
VAR_OVERLAY_H 
VAR_OH 
VAR_HSUB 
VAR_VSUB 
VAR_X 
VAR_Y 
VAR_N 
VAR_POS 
VAR_T 
VAR_VARS_NB 
VAR_MAIN_iW 
VAR_MW 
VAR_MAIN_iH 
VAR_MH 
VAR_OVERLAY_iW 
VAR_OVERLAY_iH 
VAR_OVERLAY_X 
VAR_OX 
VAR_OVERLAY_Y 
VAR_OY 
VAR_OVERLAY_W 
VAR_OW 
VAR_OVERLAY_H 
VAR_OH 
VAR_VARS_NB 
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_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_W 
VAR_H 
VAR_VAL 
VAR_YMIN 
VAR_UMIN 
VAR_VMIN 
VAR_AMIN 
VAR_YMAX 
VAR_UMAX 
VAR_VMAX 
VAR_AMAX 
VAR_VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_HSUB 
VAR_VSUB 
VAR_N 
VAR_T 
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_A 
VAR_DAR 
VAR_SAR 
VARS_NB 
VAR_W 
VAR_H 
VAR_N 
VAR_PTS 
VAR_R 
VAR_T 
VAR_TB 
VAR_NB 
VAR_iW 
VAR_IN_W 
VAR_iH 
VAR_IN_H 
VAR_oW 
VAR_OUT_W 
VAR_W 
VAR_oH 
VAR_OUT_H 
VAR_H 
CW 
CH 
CX 
CY 
VAR_VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_IN 
VAR_ON 
VAR_DURATION 
VAR_PDURATION 
VAR_TIME 
VAR_FRAME 
VAR_ZOOM 
VAR_PZOOM 
VAR_X 
VAR_PX 
VAR_Y 
VAR_PY 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VARS_NB 
VAR_IN_W 
VAR_IW 
VAR_IN_H 
VAR_IH 
VAR_OUT_W 
VAR_OW 
VAR_OUT_H 
VAR_OH 
VAR_A 
VAR_SAR 
VAR_DAR 
VAR_HSUB 
VAR_VSUB 
VAR_OHSUB 
VAR_OVSUB 
VARS_NB 
VAR_X 
VAR_Y 
VAR_W 
VAR_H 
VAR_TIME 
VAR_SPEED 
VAR_TEMPO 
VAR_ORDER 
VAR_PATTERN 
VAR_ROW 
VAR_VARS_NB 

Definition at line 48 of file vf_overlay_qsv.c.

Function Documentation

◆ FRAMESYNC_DEFINE_CLASS()

FRAMESYNC_DEFINE_CLASS ( overlay_qsv  ,
QSVOverlayContext  ,
fs   
)

◆ eval_expr()

static int eval_expr ( AVFilterContext *  ctx)
static

Definition at line 105 of file vf_overlay_qsv.c.

Referenced by config_overlay_input().

◆ have_alpha_planar()

static int have_alpha_planar ( AVFilterLink *  link)
static

Definition at line 161 of file vf_overlay_qsv.c.

Referenced by config_overlay_input().

◆ config_main_input()

static int config_main_input ( AVFilterLink *  inlink)
static

Definition at line 179 of file vf_overlay_qsv.c.

◆ config_overlay_input()

static int config_overlay_input ( AVFilterLink *  inlink)
static

Definition at line 203 of file vf_overlay_qsv.c.

◆ process_frame()

static int process_frame ( FFFrameSync *  fs)
static

Definition at line 231 of file vf_overlay_qsv.c.

Referenced by init_framesync().

◆ init_framesync()

static int init_framesync ( AVFilterContext *  ctx)
static

Definition at line 249 of file vf_overlay_qsv.c.

Referenced by config_output().

◆ config_output()

static int config_output ( AVFilterLink *  outlink)
static

Definition at line 271 of file vf_overlay_qsv.c.

◆ filter_callback()

static int filter_callback ( AVFilterLink *  outlink,
AVFrame *  frame 
)
static

Definition at line 312 of file vf_overlay_qsv.c.

Referenced by overlay_qsv_init().

◆ overlay_qsv_init()

static int overlay_qsv_init ( AVFilterContext *  ctx)
static

Definition at line 321 of file vf_overlay_qsv.c.

◆ overlay_qsv_uninit()

static av_cold void overlay_qsv_uninit ( AVFilterContext *  ctx)
static

Definition at line 348 of file vf_overlay_qsv.c.

◆ activate()

static int activate ( AVFilterContext *  ctx)
static

Definition at line 358 of file vf_overlay_qsv.c.

◆ overlay_qsv_query_formats()

static int overlay_qsv_query_formats ( AVFilterContext *  ctx)
static

Definition at line 364 of file vf_overlay_qsv.c.

Variable Documentation

◆ var_names

const char* const var_names[]
static
Initial value:
= {
"main_w", "W",
"main_h", "H",
"overlay_iw",
"overlay_ih",
"overlay_x", "x",
"overlay_y", "y",
"overlay_w", "w",
"overlay_h", "h",
NULL
}

Definition at line 74 of file vf_overlay_qsv.c.

◆ overlay_qsv_options

const AVOption overlay_qsv_options[]
static
Initial value:
= {
{ "x", "Overlay x position", OFFSET(overlay_ox), AV_OPT_TYPE_STRING, { .str="0"}, 0, 255, .flags = FLAGS},
{ "y", "Overlay y position", OFFSET(overlay_oy), AV_OPT_TYPE_STRING, { .str="0"}, 0, 255, .flags = FLAGS},
{ "w", "Overlay width", OFFSET(overlay_ow), AV_OPT_TYPE_STRING, { .str="overlay_iw"}, 0, 255, .flags = FLAGS},
{ "h", "Overlay height", OFFSET(overlay_oh), AV_OPT_TYPE_STRING, { .str="overlay_ih*w/overlay_iw"}, 0, 255, .flags = FLAGS},
{ "alpha", "Overlay global alpha", OFFSET(overlay_alpha), AV_OPT_TYPE_INT, { .i64 = 255}, 0, 255, .flags = FLAGS},
{ "eof_action", "Action to take when encountering EOF from secondary input ",
OFFSET(fs.opt_eof_action), AV_OPT_TYPE_INT, { .i64 = EOF_ACTION_REPEAT },
EOF_ACTION_REPEAT, EOF_ACTION_PASS, .flags = FLAGS, "eof_action" },
{ "repeat", "Repeat the previous frame.", 0, AV_OPT_TYPE_CONST, { .i64 = EOF_ACTION_REPEAT }, .flags = FLAGS, "eof_action" },
{ "endall", "End both streams.", 0, AV_OPT_TYPE_CONST, { .i64 = EOF_ACTION_ENDALL }, .flags = FLAGS, "eof_action" },
{ "pass", "Pass through the main input.", 0, AV_OPT_TYPE_CONST, { .i64 = EOF_ACTION_PASS }, .flags = FLAGS, "eof_action" },
{ "shortest", "force termination when the shortest input terminates", OFFSET(fs.opt_shortest), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
{ "repeatlast", "repeat overlay of the last overlay frame", OFFSET(fs.opt_repeatlast), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1, FLAGS },
{ NULL }
}

Definition at line 86 of file vf_overlay_qsv.c.

◆ overlay_qsv_inputs

const AVFilterPad overlay_qsv_inputs[]
static
Initial value:
= {
{
.name = "main",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_main_input,
.needs_fifo = 1,
},
{
.name = "overlay",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_overlay_input,
.needs_fifo = 1,
},
{ NULL }
}

Definition at line 396 of file vf_overlay_qsv.c.

◆ overlay_qsv_outputs

const AVFilterPad overlay_qsv_outputs[]
static
Initial value:
= {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_output,
},
{ NULL }
}

Definition at line 412 of file vf_overlay_qsv.c.

◆ ff_vf_overlay_qsv

AVFilter ff_vf_overlay_qsv
Initial value:
= {
.name = "overlay_qsv",
.description = NULL_IF_CONFIG_SMALL("Quick Sync Video overlay."),
.priv_size = sizeof(QSVOverlayContext),
.query_formats = overlay_qsv_query_formats,
.preinit = overlay_qsv_framesync_preinit,
.init = overlay_qsv_init,
.uninit = overlay_qsv_uninit,
.activate = activate,
.inputs = overlay_qsv_inputs,
.outputs = overlay_qsv_outputs,
.priv_class = &overlay_qsv_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 421 of file vf_overlay_qsv.c.

config_output
static int config_output(AVFilterLink *outlink)
Definition: vf_overlay_qsv.c:271
init
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
FF_FILTER_FLAG_HWFRAME_AWARE
#define FF_FILTER_FLAG_HWFRAME_AWARE
The filter is aware of hardware frames, and any hardware frame context should not be automatically pr...
Definition: internal.h:385
var_names
static const char *const var_names[]
Definition: vf_overlay_qsv.c:74
EOF_ACTION_ENDALL
@ EOF_ACTION_ENDALL
Definition: framesync.h:28
QSVOverlayContext
Definition: vf_overlay_qsv.c:60
FLAGS
#define FLAGS
Definition: vf_overlay_qsv.c:46
OFFSET
#define OFFSET(x)
Definition: vf_overlay_qsv.c:45
config_overlay_input
static int config_overlay_input(AVFilterLink *inlink)
Definition: vf_overlay_qsv.c:203
av_expr_parse
int av_expr_parse(AVExpr **expr, const char *s, const char *const *const_names, const char *const *func1_names, double(*const *funcs1)(void *, double), const char *const *func2_names, double(*const *funcs2)(void *, double, double), int log_offset, void *log_ctx)
Parse an expression.
Definition: eval.c:679
overlay_qsv_init
static int overlay_qsv_init(AVFilterContext *ctx)
Definition: vf_overlay_qsv.c:321
activate
static int activate(AVFilterContext *ctx)
Definition: vf_overlay_qsv.c:358
AV_LOG_ERROR
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
s
#define s(width, name)
Definition: cbs_vp9.c:257
outputs
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
ctx
AVFormatContext * ctx
Definition: movenc.c:48
EOF_ACTION_PASS
@ EOF_ACTION_PASS
Definition: framesync.h:29
NULL
#define NULL
Definition: coverity.c:32
fs
#define fs(width, name, subs,...)
Definition: cbs_vp9.c:259
inputs
these buffered frames must be flushed immediately if a new input produces new the filter must not call request_frame to get more It must just process the frame or queue it The task of requesting more frames is left to the filter s request_frame method or the application If a filter has several inputs
Definition: filter_design.txt:243
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:188
overlay_qsv_inputs
static const AVFilterPad overlay_qsv_inputs[]
Definition: vf_overlay_qsv.c:396
overlay_qsv_outputs
static const AVFilterPad overlay_qsv_outputs[]
Definition: vf_overlay_qsv.c:412
config_main_input
static int config_main_input(AVFilterLink *inlink)
Definition: vf_overlay_qsv.c:179
overlay_qsv_query_formats
static int overlay_qsv_query_formats(AVFilterContext *ctx)
Definition: vf_overlay_qsv.c:364
ret
ret
Definition: filter_design.txt:187
EOF_ACTION_REPEAT
@ EOF_ACTION_REPEAT
Definition: framesync.h:27
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:223
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:240
query_formats
static int query_formats(AVFilterContext *ctx)
Definition: aeval.c:244
uninit
static av_cold int uninit(AVCodecContext *avctx)
Definition: crystalhd.c:279
AV_OPT_TYPE_STRING
@ AV_OPT_TYPE_STRING
Definition: opt.h:227
overlay_qsv_uninit
static av_cold void overlay_qsv_uninit(AVFilterContext *ctx)
Definition: vf_overlay_qsv.c:348
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Definition: opt.h:232
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