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lavfi/vf_stack_vaapi: factor out the common code for stack setting

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The common code will be used in QSV based stack filters.

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
This commit is contained in:
Haihao Xiang
2023-02-07 11:59:06 +08:00
parent 927042b409
commit 742dfa2815
3 changed files with 452 additions and 358 deletions
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355
libavfilter/stack_internal.c Normal file
View File

@@ -0,0 +1,355 @@
/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define OFFSET(x) offsetof(StackHWContext, x)
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
#define SET_OUTPUT_REGION(region, rx, ry, rw, rh) do { \
region->x = rx; \
region->y = ry; \
region->width = rw; \
region->height = rh; \
} while (0)
static int init_framesync(AVFilterContext *avctx)
{
StackBaseContext *sctx = avctx->priv;
int ret;
ret = ff_framesync_init(&sctx->fs, avctx, avctx->nb_inputs);
if (ret < 0)
return ret;
sctx->fs.on_event = process_frame;
sctx->fs.opaque = sctx;
for (int i = 0; i < sctx->nb_inputs; i++) {
FFFrameSyncIn *in = &sctx->fs.in[i];
in->before = EXT_STOP;
in->after = sctx->shortest ? EXT_STOP : EXT_INFINITY;
in->sync = 1;
in->time_base = avctx->inputs[i]->time_base;
}
return ff_framesync_configure(&sctx->fs);
}
static int config_comm_output(AVFilterLink *outlink)
{
AVFilterContext *avctx = outlink->src;
StackBaseContext *sctx = avctx->priv;
AVFilterLink *inlink0 = avctx->inputs[0];
int width, height, ret;
if (sctx->mode == STACK_H) {
height = sctx->tile_height;
width = 0;
if (!height)
height = inlink0->h;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
StackItemRegion *region = &sctx->regions[i];
SET_OUTPUT_REGION(region, width, 0, av_rescale(height, inlink->w, inlink->h), height);
width += av_rescale(height, inlink->w, inlink->h);
}
} else if (sctx->mode == STACK_V) {
height = 0;
width = sctx->tile_width;
if (!width)
width = inlink0->w;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
StackItemRegion *region = &sctx->regions[i];
SET_OUTPUT_REGION(region, 0, height, width, av_rescale(width, inlink->h, inlink->w));
height += av_rescale(width, inlink->h, inlink->w);
}
} else if (sctx->nb_grid_rows && sctx->nb_grid_columns) {
int xpos = 0, ypos = 0;
int ow, oh, k = 0;
ow = sctx->tile_width;
oh = sctx->tile_height;
if (!ow || !oh) {
ow = avctx->inputs[0]->w;
oh = avctx->inputs[0]->h;
}
for (int i = 0; i < sctx->nb_grid_columns; i++) {
ypos = 0;
for (int j = 0; j < sctx->nb_grid_rows; j++) {
StackItemRegion *region = &sctx->regions[k++];
SET_OUTPUT_REGION(region, xpos, ypos, ow, oh);
ypos += oh;
}
xpos += ow;
}
width = ow * sctx->nb_grid_columns;
height = oh * sctx->nb_grid_rows;
} else {
char *arg, *p = sctx->layout, *saveptr = NULL;
char *arg2, *p2, *saveptr2 = NULL;
char *arg3, *p3, *saveptr3 = NULL;
int xpos, ypos, size;
int ow, oh;
width = 0;
height = 0;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
StackItemRegion *region = &sctx->regions[i];
ow = inlink->w;
oh = inlink->h;
if (!(arg = av_strtok(p, "|", &saveptr)))
return AVERROR(EINVAL);
p = NULL;
p2 = arg;
xpos = ypos = 0;
for (int j = 0; j < 3; j++) {
if (!(arg2 = av_strtok(p2, "_", &saveptr2))) {
if (j == 2)
break;
else
return AVERROR(EINVAL);
}
p2 = NULL;
p3 = arg2;
if (j == 2) {
if ((ret = av_parse_video_size(&ow, &oh, p3)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid size '%s'\n", p3);
return ret;
}
break;
}
while ((arg3 = av_strtok(p3, "+", &saveptr3))) {
p3 = NULL;
if (sscanf(arg3, "w%d", &size) == 1) {
if (size == i || size < 0 || size >= sctx->nb_inputs)
return AVERROR(EINVAL);
if (!j)
xpos += sctx->regions[size].width;
else
ypos += sctx->regions[size].width;
} else if (sscanf(arg3, "h%d", &size) == 1) {
if (size == i || size < 0 || size >= sctx->nb_inputs)
return AVERROR(EINVAL);
if (!j)
xpos += sctx->regions[size].height;
else
ypos += sctx->regions[size].height;
} else if (sscanf(arg3, "%d", &size) == 1) {
if (size < 0)
return AVERROR(EINVAL);
if (!j)
xpos += size;
else
ypos += size;
} else {
return AVERROR(EINVAL);
}
}
}
SET_OUTPUT_REGION(region, xpos, ypos, ow, oh);
width = FFMAX(width, xpos + ow);
height = FFMAX(height, ypos + oh);
}
}
outlink->w = width;
outlink->h = height;
outlink->frame_rate = inlink0->frame_rate;
outlink->sample_aspect_ratio = inlink0->sample_aspect_ratio;
for (int i = 1; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
if (outlink->frame_rate.num != inlink->frame_rate.num ||
outlink->frame_rate.den != inlink->frame_rate.den) {
av_log(avctx, AV_LOG_VERBOSE,
"Video inputs have different frame rates, output will be VFR\n");
outlink->frame_rate = av_make_q(1, 0);
break;
}
}
ret = init_framesync(avctx);
if (ret < 0)
return ret;
outlink->time_base = sctx->fs.time_base;
return 0;
}
static int stack_init(AVFilterContext *avctx)
{
StackBaseContext *sctx = avctx->priv;
int ret;
if (!strcmp(avctx->filter->name, HSTACK_NAME))
sctx->mode = STACK_H;
else if (!strcmp(avctx->filter->name, VSTACK_NAME))
sctx->mode = STACK_V;
else {
int is_grid;
av_assert0(strcmp(avctx->filter->name, XSTACK_NAME) == 0);
sctx->mode = STACK_X;
is_grid = sctx->nb_grid_rows && sctx->nb_grid_columns;
if (sctx->layout && is_grid) {
av_log(avctx, AV_LOG_ERROR, "Both layout and grid were specified. Only one is allowed.\n");
return AVERROR(EINVAL);
}
if (!sctx->layout && !is_grid) {
if (sctx->nb_inputs == 2) {
sctx->nb_grid_rows = 1;
sctx->nb_grid_columns = 2;
is_grid = 1;
} else {
av_log(avctx, AV_LOG_ERROR, "No layout or grid specified.\n");
return AVERROR(EINVAL);
}
}
if (is_grid)
sctx->nb_inputs = sctx->nb_grid_rows * sctx->nb_grid_columns;
if (strcmp(sctx->fillcolor_str, "none") &&
av_parse_color(sctx->fillcolor, sctx->fillcolor_str, -1, avctx) >= 0) {
sctx->fillcolor_enable = 1;
} else {
sctx->fillcolor_enable = 0;
}
}
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterPad pad = { 0 };
pad.type = AVMEDIA_TYPE_VIDEO;
pad.name = av_asprintf("input%d", i);
if (!pad.name)
return AVERROR(ENOMEM);
if ((ret = ff_append_inpad_free_name(avctx, &pad)) < 0)
return ret;
}
sctx->regions = av_calloc(sctx->nb_inputs, sizeof(*sctx->regions));
if (!sctx->regions)
return AVERROR(ENOMEM);
return 0;
}
static av_cold void stack_uninit(AVFilterContext *avctx)
{
StackBaseContext *sctx = avctx->priv;
av_freep(&sctx->regions);
ff_framesync_uninit(&sctx->fs);
}
static int stack_activate(AVFilterContext *avctx)
{
StackBaseContext *sctx = avctx->priv;
return ff_framesync_activate(&sctx->fs);
}
static const AVFilterPad stack_outputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_output,
},
};
#define STACK_COMMON_OPTS \
{ "inputs", "Set number of inputs", OFFSET(base.nb_inputs), AV_OPT_TYPE_INT, { .i64 = 2 }, 2, UINT16_MAX, .flags = FLAGS }, \
{ "shortest", "Force termination when the shortest input terminates", OFFSET(base.shortest), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
#define DEFINE_HSTACK_OPTIONS(api) \
static const AVOption hstack_##api##_options[] = { \
STACK_COMMON_OPTS \
{ "height", "Set output height (0 to use the height of input 0)", OFFSET(base.tile_height), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, FLAGS }, \
{ NULL } \
}
#define DEFINE_VSTACK_OPTIONS(api) \
static const AVOption vstack_##api##_options[] = { \
STACK_COMMON_OPTS \
{ "width", "Set output width (0 to use the width of input 0)", OFFSET(base.tile_width), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, FLAGS }, \
{ NULL } \
}
#define DEFINE_XSTACK_OPTIONS(api) \
static const AVOption xstack_##api##_options[] = { \
STACK_COMMON_OPTS \
{ "layout", "Set custom layout", OFFSET(base.layout), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, .flags = FLAGS }, \
{ "grid", "set fixed size grid layout", OFFSET(base.nb_grid_columns), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, .flags = FLAGS }, \
{ "grid_tile_size", "set tile size in grid layout", OFFSET(base.tile_width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, .flags = FLAGS }, \
{ "fill", "Set the color for unused pixels", OFFSET(base.fillcolor_str), AV_OPT_TYPE_STRING, {.str = "none"}, .flags = FLAGS }, \
{ NULL } \
}
#define DEFINE_STACK_FILTER(category, api, capi) \
static const AVClass category##_##api##_class = { \
.class_name = #category "_" #api, \
.item_name = av_default_item_name, \
.option = category##_##api##_options, \
.version = LIBAVUTIL_VERSION_INT, \
}; \
const AVFilter ff_vf_##category##_##api = { \
.name = #category "_" #api, \
.description = NULL_IF_CONFIG_SMALL(#capi " " #category), \
.priv_size = sizeof(StackHWContext), \
.priv_class = &category##_##api##_class, \
.init = api##_stack_init, \
.uninit = api##_stack_uninit, \
.activate = stack_activate, \
FILTER_QUERY_FUNC(api##_stack_query_formats), \
FILTER_OUTPUTS(stack_outputs), \
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, \
.flags = AVFILTER_FLAG_DYNAMIC_INPUTS, \
}

60
libavfilter/stack_internal.h Normal file
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@@ -0,0 +1,60 @@
/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFILTER_STACK_INTERNAL_H
#define AVFILTER_STACK_INTERNAL_H
enum {
STACK_H = 0,
STACK_V = 1,
STACK_X = 2
};
typedef struct StackItemRegion {
int x;
int y;
int width;
int height;
} StackItemRegion;
typedef struct StackBaseContext {
HWContext hwctx; /**< must be the first field */
FFFrameSync fs;
int mode;
uint8_t fillcolor[4];
int fillcolor_enable;
StackItemRegion *regions;
/* Options */
int nb_inputs;
int shortest;
int tile_width;
int tile_height;
int nb_grid_columns;
int nb_grid_rows;
char *layout;
char *fillcolor_str;
} StackBaseContext;
static int config_comm_output(AVFilterLink *outlink);
static int stack_init(AVFilterContext *avctx);
static av_cold void stack_uninit(AVFilterContext *avctx);
static int stack_activate(AVFilterContext *avctx);
#endif /* AVFILTER_STACK_INTERNAL_H */

393
libavfilter/vf_stack_vaapi.c
View File

@@ -42,33 +42,17 @@
#include "framesync.h"
#include "vaapi_vpp.h"
#define OFFSET(x) offsetof(StackVAAPIContext, x)
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
enum {
STACK_VAAPI_H = 0,
STACK_VAAPI_V = 1,
STACK_VAAPI_X = 2
};
#define HSTACK_NAME "hstack_vaapi"
#define VSTACK_NAME "vstack_vaapi"
#define XSTACK_NAME "xstack_vaapi"
#define HWContext VAAPIVPPContext
#define StackHWContext StackVAAPIContext
#include "stack_internal.h"
typedef struct StackVAAPIContext {
VAAPIVPPContext vppctx; /**< must be the first field */
StackBaseContext base;
FFFrameSync fs;
int mode;
VARectangle *rects;
uint8_t fillcolor[4];
int fillcolor_enable;
/* Options */
int nb_inputs;
int shortest;
int tile_width;
int tile_height;
int nb_grid_columns;
int nb_grid_rows;
char *layout;
char *fillcolor_str;
} StackVAAPIContext;
static int process_frame(FFFrameSync *fs)
@@ -122,14 +106,14 @@ static int process_frame(FFFrameSync *fs)
params[i].surface = (VASurfaceID)(uintptr_t)iframe->data[3];
params[i].output_region = &sctx->rects[i];
if (sctx->fillcolor_enable)
params[i].output_background_color = (sctx->fillcolor[3] << 24 |
sctx->fillcolor[0] << 16 |
sctx->fillcolor[1] << 8 |
sctx->fillcolor[2]);
if (sctx->base.fillcolor_enable)
params[i].output_background_color = (sctx->base.fillcolor[3] << 24 |
sctx->base.fillcolor[0] << 16 |
sctx->base.fillcolor[1] << 8 |
sctx->base.fillcolor[2]);
}
oframe->pts = av_rescale_q(sctx->fs.pts, sctx->fs.time_base, outlink->time_base);
oframe->pts = av_rescale_q(sctx->base.fs.pts, sctx->base.fs.time_base, outlink->time_base);
oframe->sample_aspect_ratio = outlink->sample_aspect_ratio;
ret = ff_vaapi_vpp_render_pictures(avctx, params, avctx->nb_inputs, oframe);
@@ -147,37 +131,6 @@ fail:
return ret;
}
static int init_framesync(AVFilterContext *avctx)
{
StackVAAPIContext *sctx = avctx->priv;
int ret;
ret = ff_framesync_init(&sctx->fs, avctx, avctx->nb_inputs);
if (ret < 0)
return ret;
sctx->fs.on_event = process_frame;
sctx->fs.opaque = sctx;
for (int i = 0; i < sctx->nb_inputs; i++) {
FFFrameSyncIn *in = &sctx->fs.in[i];
in->before = EXT_STOP;
in->after = sctx->shortest ? EXT_STOP : EXT_INFINITY;
in->sync = 1;
in->time_base = avctx->inputs[i]->time_base;
}
return ff_framesync_configure(&sctx->fs);
}
#define SET_INPUT_REGION(rect, rx, ry, rw, rh) do { \
rect->x = rx; \
rect->y = ry; \
rect->width = rw; \
rect->height = rh; \
} while (0)
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *avctx = outlink->src;
@@ -185,7 +138,7 @@ static int config_output(AVFilterLink *outlink)
VAAPIVPPContext *vppctx = avctx->priv;
AVFilterLink *inlink0 = avctx->inputs[0];
AVHWFramesContext *hwfc0 = NULL;
int width, height, ret;
int ret;
if (inlink0->format != AV_PIX_FMT_VAAPI || !inlink0->hw_frames_ctx || !inlink0->hw_frames_ctx->data) {
av_log(avctx, AV_LOG_ERROR, "Software pixel format is not supported.\n");
@@ -194,7 +147,7 @@ static int config_output(AVFilterLink *outlink)
hwfc0 = (AVHWFramesContext *)inlink0->hw_frames_ctx->data;
for (int i = 1; i < sctx->nb_inputs; i++) {
for (int i = 1; i < sctx->base.nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
AVHWFramesContext *hwfc = NULL;
@@ -219,168 +172,19 @@ static int config_output(AVFilterLink *outlink)
ff_vaapi_vpp_config_input(inlink0);
vppctx->output_format = hwfc0->sw_format;
if (sctx->mode == STACK_VAAPI_H) {
height = sctx->tile_height;
width = 0;
if (!height)
height = inlink0->h;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
VARectangle *rect = &sctx->rects[i];
SET_INPUT_REGION(rect, width, 0, av_rescale(height, inlink->w, inlink->h), height);
width += av_rescale(height, inlink->w, inlink->h);
}
} else if (sctx->mode == STACK_VAAPI_V) {
height = 0;
width = sctx->tile_width;
if (!width)
width = inlink0->w;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
VARectangle *rect = &sctx->rects[i];
SET_INPUT_REGION(rect, 0, height, width, av_rescale(width, inlink->h, inlink->w));
height += av_rescale(width, inlink->h, inlink->w);
}
} else if (sctx->nb_grid_rows && sctx->nb_grid_columns) {
int xpos = 0, ypos = 0;
int ow, oh, k = 0;
ow = sctx->tile_width;
oh = sctx->tile_height;
if (!ow || !oh) {
ow = avctx->inputs[0]->w;
oh = avctx->inputs[0]->h;
}
for (int i = 0; i < sctx->nb_grid_columns; i++) {
ypos = 0;
for (int j = 0; j < sctx->nb_grid_rows; j++) {
VARectangle *rect = &sctx->rects[k++];
SET_INPUT_REGION(rect, xpos, ypos, ow, oh);
ypos += oh;
}
xpos += ow;
}
width = ow * sctx->nb_grid_columns;
height = oh * sctx->nb_grid_rows;
} else {
char *arg, *p = sctx->layout, *saveptr = NULL;
char *arg2, *p2, *saveptr2 = NULL;
char *arg3, *p3, *saveptr3 = NULL;
int xpos, ypos, size;
int ow, oh;
width = avctx->inputs[0]->w;
height = avctx->inputs[0]->h;
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
VARectangle *rect = &sctx->rects[i];
ow = inlink->w;
oh = inlink->h;
if (!(arg = av_strtok(p, "|", &saveptr)))
return AVERROR(EINVAL);
p = NULL;
p2 = arg;
xpos = ypos = 0;
for (int j = 0; j < 3; j++) {
if (!(arg2 = av_strtok(p2, "_", &saveptr2))) {
if (j == 2)
break;
else
return AVERROR(EINVAL);
}
p2 = NULL;
p3 = arg2;
if (j == 2) {
if ((ret = av_parse_video_size(&ow, &oh, p3)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid size '%s'\n", p3);
return ret;
}
break;
}
while ((arg3 = av_strtok(p3, "+", &saveptr3))) {
p3 = NULL;
if (sscanf(arg3, "w%d", &size) == 1) {
if (size == i || size < 0 || size >= sctx->nb_inputs)
return AVERROR(EINVAL);
if (!j)
xpos += sctx->rects[size].width;
else
ypos += sctx->rects[size].width;
} else if (sscanf(arg3, "h%d", &size) == 1) {
if (size == i || size < 0 || size >= sctx->nb_inputs)
return AVERROR(EINVAL);
if (!j)
xpos += sctx->rects[size].height;
else
ypos += sctx->rects[size].height;
} else if (sscanf(arg3, "%d", &size) == 1) {
if (size < 0)
return AVERROR(EINVAL);
if (!j)
xpos += size;
else
ypos += size;
} else {
return AVERROR(EINVAL);
}
}
}
SET_INPUT_REGION(rect, xpos, ypos, ow, oh);
width = FFMAX(width, xpos + ow);
height = FFMAX(height, ypos + oh);
}
}
outlink->w = width;
outlink->h = height;
outlink->frame_rate = inlink0->frame_rate;
outlink->sample_aspect_ratio = inlink0->sample_aspect_ratio;
for (int i = 1; i < sctx->nb_inputs; i++) {
AVFilterLink *inlink = avctx->inputs[i];
if (outlink->frame_rate.num != inlink->frame_rate.num ||
outlink->frame_rate.den != inlink->frame_rate.den) {
av_log(avctx, AV_LOG_VERBOSE,
"Video inputs have different frame rates, output will be VFR\n");
outlink->frame_rate = av_make_q(1, 0);
break;
}
}
ret = init_framesync(avctx);
ret = config_comm_output(outlink);
if (ret < 0)
return ret;
outlink->time_base = sctx->fs.time_base;
for (int i = 0; i < sctx->base.nb_inputs; i++) {
sctx->rects[i].x = sctx->base.regions[i].x;
sctx->rects[i].y = sctx->base.regions[i].y;
sctx->rects[i].width = sctx->base.regions[i].width;
sctx->rects[i].height = sctx->base.regions[i].height;
}
vppctx->output_width = width;
vppctx->output_height = height;
vppctx->output_width = outlink->w;
vppctx->output_height = outlink->h;
return ff_vaapi_vpp_config_output(outlink);
}
@@ -391,59 +195,12 @@ static int vaapi_stack_init(AVFilterContext *avctx)
VAAPIVPPContext *vppctx = avctx->priv;
int ret;
if (!strcmp(avctx->filter->name, "hstack_vaapi"))
sctx->mode = STACK_VAAPI_H;
else if (!strcmp(avctx->filter->name, "vstack_vaapi"))
sctx->mode = STACK_VAAPI_V;
else {
int is_grid;
av_assert0(strcmp(avctx->filter->name, "xstack_vaapi") == 0);
sctx->mode = STACK_VAAPI_X;
is_grid = sctx->nb_grid_rows && sctx->nb_grid_columns;
if (sctx->layout && is_grid) {
av_log(avctx, AV_LOG_ERROR, "Both layout and grid were specified. Only one is allowed.\n");
return AVERROR(EINVAL);
}
if (!sctx->layout && !is_grid) {
if (sctx->nb_inputs == 2) {
sctx->nb_grid_rows = 1;
sctx->nb_grid_columns = 2;
is_grid = 1;
} else {
av_log(avctx, AV_LOG_ERROR, "No layout or grid specified.\n");
return AVERROR(EINVAL);
}
}
if (is_grid)
sctx->nb_inputs = sctx->nb_grid_rows * sctx->nb_grid_columns;
if (strcmp(sctx->fillcolor_str, "none") &&
av_parse_color(sctx->fillcolor, sctx->fillcolor_str, -1, avctx) >= 0) {
sctx->fillcolor_enable = 1;
} else {
sctx->fillcolor_enable = 0;
}
}
for (int i = 0; i < sctx->nb_inputs; i++) {
AVFilterPad pad = { 0 };
pad.type = AVMEDIA_TYPE_VIDEO;
pad.name = av_asprintf("input%d", i);
if (!pad.name)
return AVERROR(ENOMEM);
if ((ret = ff_append_inpad_free_name(avctx, &pad)) < 0)
ret = stack_init(avctx);
if (ret)
return ret;
}
/* stack region */
sctx->rects = av_calloc(sctx->nb_inputs, sizeof(*sctx->rects));
sctx->rects = av_calloc(sctx->base.nb_inputs, sizeof(*sctx->rects));
if (!sctx->rects)
return AVERROR(ENOMEM);
@@ -457,14 +214,9 @@ static av_cold void vaapi_stack_uninit(AVFilterContext *avctx)
{
StackVAAPIContext *sctx = avctx->priv;
ff_framesync_uninit(&sctx->fs);
av_freep(&sctx->rects);
}
stack_uninit(avctx);
static int vaapi_stack_activate(AVFilterContext *avctx)
{
StackVAAPIContext *sctx = avctx->priv;
return ff_framesync_activate(&sctx->fs);
av_freep(&sctx->rects);
}
static int vaapi_stack_query_formats(AVFilterContext *avctx)
@@ -477,98 +229,25 @@ static int vaapi_stack_query_formats(AVFilterContext *avctx)
return ff_set_common_formats_from_list(avctx, pixel_formats);
}
static const AVFilterPad vaapi_stack_outputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_output,
},
};
#define STACK_COMMON_OPTS \
{ "inputs", "Set number of inputs", OFFSET(nb_inputs), AV_OPT_TYPE_INT, { .i64 = 2 }, 2, UINT16_MAX, .flags = FLAGS }, \
{ "shortest", "Force termination when the shortest input terminates", OFFSET(shortest), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
#include "stack_internal.c"
#if CONFIG_HSTACK_VAAPI_FILTER
static const AVOption hstack_vaapi_options[] = {
STACK_COMMON_OPTS
{ "height", "Set output height (0 to use the height of input 0)", OFFSET(tile_height), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, FLAGS },
{ NULL }
};
AVFILTER_DEFINE_CLASS(hstack_vaapi);
const AVFilter ff_vf_hstack_vaapi = {
.name = "hstack_vaapi",
.description = NULL_IF_CONFIG_SMALL("VA-API hstack."),
.priv_size = sizeof(StackVAAPIContext),
.priv_class = &hstack_vaapi_class,
.init = vaapi_stack_init,
.uninit = vaapi_stack_uninit,
.activate = vaapi_stack_activate,
FILTER_QUERY_FUNC(vaapi_stack_query_formats),
FILTER_OUTPUTS(vaapi_stack_outputs),
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
.flags = AVFILTER_FLAG_DYNAMIC_INPUTS,
};
DEFINE_HSTACK_OPTIONS(vaapi);
DEFINE_STACK_FILTER(hstack, vaapi, "VA-API");
#endif
#if CONFIG_VSTACK_VAAPI_FILTER
static const AVOption vstack_vaapi_options[] = {
STACK_COMMON_OPTS
{ "width", "Set output width (0 to use the width of input 0)", OFFSET(tile_width), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UINT16_MAX, FLAGS },
{ NULL }
};
AVFILTER_DEFINE_CLASS(vstack_vaapi);
const AVFilter ff_vf_vstack_vaapi = {
.name = "vstack_vaapi",
.description = NULL_IF_CONFIG_SMALL("VA-API vstack."),
.priv_size = sizeof(StackVAAPIContext),
.priv_class = &vstack_vaapi_class,
.init = vaapi_stack_init,
.uninit = vaapi_stack_uninit,
.activate = vaapi_stack_activate,
FILTER_QUERY_FUNC(vaapi_stack_query_formats),
FILTER_OUTPUTS(vaapi_stack_outputs),
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
.flags = AVFILTER_FLAG_DYNAMIC_INPUTS,
};
DEFINE_VSTACK_OPTIONS(vaapi);
DEFINE_STACK_FILTER(vstack, vaapi, "VA-API");
#endif
#if CONFIG_XSTACK_VAAPI_FILTER
static const AVOption xstack_vaapi_options[] = {
STACK_COMMON_OPTS
{ "layout", "Set custom layout", OFFSET(layout), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, .flags = FLAGS },
{ "grid", "set fixed size grid layout", OFFSET(nb_grid_columns), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, .flags = FLAGS },
{ "grid_tile_size", "set tile size in grid layout", OFFSET(tile_width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, .flags = FLAGS },
{ "fill", "Set the color for unused pixels", OFFSET(fillcolor_str), AV_OPT_TYPE_STRING, {.str = "none"}, .flags = FLAGS },
{ NULL }
};
AVFILTER_DEFINE_CLASS(xstack_vaapi);
const AVFilter ff_vf_xstack_vaapi = {
.name = "xstack_vaapi",
.description = NULL_IF_CONFIG_SMALL("VA-API xstack."),
.priv_size = sizeof(StackVAAPIContext),
.priv_class = &xstack_vaapi_class,
.init = vaapi_stack_init,
.uninit = vaapi_stack_uninit,
.activate = vaapi_stack_activate,
FILTER_OUTPUTS(vaapi_stack_outputs),
FILTER_QUERY_FUNC(vaapi_stack_query_formats),
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
.flags = AVFILTER_FLAG_DYNAMIC_INPUTS,
};
DEFINE_XSTACK_OPTIONS(vaapi);
DEFINE_STACK_FILTER(xstack, vaapi, "VA-API");
#endif