vf_transpose_vaapi.c File Reference

#include <string.h>
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "filters.h"
#include "transpose.h"
#include "vaapi_vpp.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	TransposeVAAPIContext

Macros
#define	OFFSET(x)   offsetof(TransposeVAAPIContext, x)
#define	FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)

Functions
static int	transpose_vaapi_build_filter_params (AVFilterContext *avctx)
static int	transpose_vaapi_filter_frame (AVFilterLink *inlink, AVFrame *input_frame)
static av_cold int	transpose_vaapi_init (AVFilterContext *avctx)
static int	transpose_vaapi_vpp_config_output (AVFilterLink *outlink)
static AVFrame *	get_video_buffer (AVFilterLink *inlink, int w, int h)
	AVFILTER_DEFINE_CLASS (transpose_vaapi)

Variables
static const AVOption	transpose_vaapi_options []
static const AVFilterPad	transpose_vaapi_inputs []
static const AVFilterPad	transpose_vaapi_outputs []
const AVFilter	ff_vf_transpose_vaapi

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(TransposeVAAPIContext, x)

Definition at line 233 of file vf_transpose_vaapi.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)

Definition at line 234 of file vf_transpose_vaapi.c.

Function Documentation

transpose_vaapi_build_filter_params()

static int transpose_vaapi_build_filter_params ( AVFilterContext *  avctx )

static

Definition at line 38 of file vf_transpose_vaapi.c.

Referenced by transpose_vaapi_init().

transpose_vaapi_filter_frame()

static int transpose_vaapi_filter_frame ( AVFilterLink *  inlink, AVFrame *  input_frame  )

static

Definition at line 117 of file vf_transpose_vaapi.c.

transpose_vaapi_init()

static av_cold int transpose_vaapi_init ( AVFilterContext *  avctx )

static

Definition at line 174 of file vf_transpose_vaapi.c.

transpose_vaapi_vpp_config_output()

static int transpose_vaapi_vpp_config_output ( AVFilterLink *  outlink )

static

Definition at line 186 of file vf_transpose_vaapi.c.

get_video_buffer()

static AVFrame* get_video_buffer ( AVFilterLink *  inlink, int  w, int  h  )

static

Definition at line 224 of file vf_transpose_vaapi.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

transpose_vaapi

)

Variable Documentation

transpose_vaapi_options

const AVOption transpose_vaapi_options[]

static

Initial value:

= {
    { "dir", "set transpose direction", OFFSET(dir), AV_OPT_TYPE_INT, { .i64 = TRANSPOSE_CCLOCK_FLIP }, 0, 6, FLAGS, .unit = "dir" },
        { "cclock_flip",   "rotate counter-clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK_FLIP }, .flags=FLAGS, .unit = "dir" },
        { "clock",         "rotate clockwise",                            0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK       }, .flags=FLAGS, .unit = "dir" },
        { "cclock",        "rotate counter-clockwise",                    0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK      }, .flags=FLAGS, .unit = "dir" },
        { "clock_flip",    "rotate clockwise with vertical flip",         0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK_FLIP  }, .flags=FLAGS, .unit = "dir" },
        { "reversal",      "rotate by half-turn",                         0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_REVERSAL    }, .flags=FLAGS, .unit = "dir" },
        { "hflip",         "flip horizontally",                           0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_HFLIP       }, .flags=FLAGS, .unit = "dir" },
        { "vflip",         "flip vertically",                             0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_VFLIP       }, .flags=FLAGS, .unit = "dir" },
 
    { "passthrough", "do not apply transposition if the input matches the specified geometry",
      OFFSET(passthrough), AV_OPT_TYPE_INT, {.i64=TRANSPOSE_PT_TYPE_NONE},  0, INT_MAX, FLAGS, .unit = "passthrough" },
        { "none",      "always apply transposition",   0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_NONE},      INT_MIN, INT_MAX, FLAGS, .unit = "passthrough" },
        { "portrait",  "preserve portrait geometry",   0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_PORTRAIT},  INT_MIN, INT_MAX, FLAGS, .unit = "passthrough" },
        { "landscape", "preserve landscape geometry",  0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_LANDSCAPE}, INT_MIN, INT_MAX, FLAGS, .unit = "passthrough" },
 
    { NULL }
}

Definition at line 235 of file vf_transpose_vaapi.c.

transpose_vaapi_inputs

const AVFilterPad transpose_vaapi_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = &transpose_vaapi_filter_frame,
        .get_buffer.video = get_video_buffer,
        .config_props = &ff_vaapi_vpp_config_input,
    },
}

Definition at line 257 of file vf_transpose_vaapi.c.

transpose_vaapi_outputs

const AVFilterPad transpose_vaapi_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
        .config_props = &transpose_vaapi_vpp_config_output,
    },
}

Definition at line 267 of file vf_transpose_vaapi.c.

ff_vf_transpose_vaapi

const AVFilter ff_vf_transpose_vaapi

Initial value:

= {
    .name           = "transpose_vaapi",
    .description    = NULL_IF_CONFIG_SMALL("VAAPI VPP for transpose"),
    .priv_size      = sizeof(TransposeVAAPIContext),
    .init           = &transpose_vaapi_init,
    .uninit         = &ff_vaapi_vpp_ctx_uninit,
    FILTER_INPUTS(transpose_vaapi_inputs),
    FILTER_OUTPUTS(transpose_vaapi_outputs),
    FILTER_QUERY_FUNC2(&ff_vaapi_vpp_query_formats),
    .priv_class     = &transpose_vaapi_class,
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 275 of file vf_transpose_vaapi.c.