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mpv/video/out/vo_vaapi.c

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/*
* VA API output module
*
* Copyright (C) 2008-2009 Splitted-Desktop Systems
* Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpv 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
#include <stdarg.h>
#include <limits.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <va/va_x11.h>
#include "common/msg.h"
#include "video/out/vo.h"
#include "video/mp_image_pool.h"
#include "video/sws_utils.h"
#include "sub/draw_bmp.h"
#include "sub/img_convert.h"
#include "sub/osd.h"
#include "present_sync.h"
#include "x11_common.h"
#include "video/mp_image.h"
#include "video/vaapi.h"
#include "video/hwdec.h"
struct vaapi_osd_image {
int w, h;
VAImage image;
VASubpictureID subpic_id;
bool is_used;
};
struct vaapi_subpic {
VASubpictureID id;
int src_x, src_y, src_w, src_h;
int dst_x, dst_y, dst_w, dst_h;
};
struct vaapi_osd_part {
bool active;
int change_id;
struct vaapi_osd_image image;
struct vaapi_subpic subpic;
};
#define MAX_OUTPUT_SURFACES 2
struct priv {
struct mp_log *log;
struct vo *vo;
VADisplay display;
struct mp_vaapi_ctx *mpvaapi;
struct mp_image_params image_params;
struct mp_rect src_rect;
struct mp_rect dst_rect;
struct mp_osd_res screen_osd_res;
struct mp_image *output_surfaces[MAX_OUTPUT_SURFACES];
struct mp_image *swdec_surfaces[MAX_OUTPUT_SURFACES];
int output_surface;
int visible_surface;
int scaling;
int force_scaled_osd;
VAImageFormat osd_format; // corresponds to OSD_VA_FORMAT
struct vaapi_osd_part osd_part;
bool osd_screen;
struct mp_draw_sub_cache *osd_cache;
struct mp_image_pool *pool;
struct mp_image *black_surface;
VAImageFormat *va_subpic_formats;
unsigned int *va_subpic_flags;
int va_num_subpic_formats;
VADisplayAttribute *va_display_attrs;
int *mp_display_attr;
int va_num_display_attrs;
struct va_image_formats *image_formats;
};
#define OSD_VA_FORMAT VA_FOURCC_BGRA
static void draw_osd(struct vo *vo);
struct fmtentry {
uint32_t va;
enum mp_imgfmt mp;
};
static const struct fmtentry va_to_imgfmt[] = {
{VA_FOURCC_NV12, IMGFMT_NV12},
{VA_FOURCC_YV12, IMGFMT_420P},
{VA_FOURCC_IYUV, IMGFMT_420P},
{VA_FOURCC_UYVY, IMGFMT_UYVY},
// Note: not sure about endian issues (the mp formats are byte-addressed)
{VA_FOURCC_RGBA, IMGFMT_RGBA},
{VA_FOURCC_RGBX, IMGFMT_RGBA},
{VA_FOURCC_BGRA, IMGFMT_BGRA},
{VA_FOURCC_BGRX, IMGFMT_BGRA},
{0 , IMGFMT_NONE}
};
static enum mp_imgfmt va_fourcc_to_imgfmt(uint32_t fourcc)
{
for (const struct fmtentry *entry = va_to_imgfmt; entry->va; ++entry) {
if (entry->va == fourcc)
return entry->mp;
}
return IMGFMT_NONE;
}
static uint32_t va_fourcc_from_imgfmt(int imgfmt)
{
for (const struct fmtentry *entry = va_to_imgfmt; entry->va; ++entry) {
if (entry->mp == imgfmt)
return entry->va;
}
return 0;
}
struct va_image_formats {
VAImageFormat *entries;
int num;
};
static void va_get_formats(struct priv *ctx)
{
struct va_image_formats *formats = talloc_ptrtype(ctx, formats);
formats->num = vaMaxNumImageFormats(ctx->display);
formats->entries = talloc_array(formats, VAImageFormat, formats->num);
VAStatus status = vaQueryImageFormats(ctx->display, formats->entries,
&formats->num);
if (!CHECK_VA_STATUS(ctx, "vaQueryImageFormats()"))
return;
MP_VERBOSE(ctx, "%d image formats available:\n", formats->num);
for (int i = 0; i < formats->num; i++)
MP_VERBOSE(ctx, " %s\n", mp_tag_str(formats->entries[i].fourcc));
ctx->image_formats = formats;
}
static VAImageFormat *va_image_format_from_imgfmt(struct priv *ctx,
int imgfmt)
{
struct va_image_formats *formats = ctx->image_formats;
const int fourcc = va_fourcc_from_imgfmt(imgfmt);
if (!formats || !formats->num || !fourcc)
return NULL;
for (int i = 0; i < formats->num; i++) {
if (formats->entries[i].fourcc == fourcc)
return &formats->entries[i];
}
return NULL;
}
struct va_surface {
struct mp_vaapi_ctx *ctx;
VADisplay display;
VASurfaceID id;
int rt_format;
// The actually allocated surface size (needed for cropping).
// mp_images can have a smaller size than this, which means they are
// cropped down to a smaller size by removing right/bottom pixels.
int w, h;
VAImage image; // used for software decoding case
bool is_derived; // is image derived by vaDeriveImage()?
};
static struct va_surface *va_surface_in_mp_image(struct mp_image *mpi)
{
return mpi && mpi->imgfmt == IMGFMT_VAAPI ?
(struct va_surface*)mpi->planes[0] : NULL;
}
static void release_va_surface(void *arg)
{
struct va_surface *surface = arg;
if (surface->id != VA_INVALID_ID) {
if (surface->image.image_id != VA_INVALID_ID)
vaDestroyImage(surface->display, surface->image.image_id);
vaDestroySurfaces(surface->display, &surface->id, 1);
}
talloc_free(surface);
}
static struct mp_image *alloc_surface(struct mp_vaapi_ctx *ctx, int rt_format,
int w, int h)
{
VASurfaceID id = VA_INVALID_ID;
VAStatus status;
status = vaCreateSurfaces(ctx->display, rt_format, w, h, &id, 1, NULL, 0);
if (!CHECK_VA_STATUS(ctx, "vaCreateSurfaces()"))
return NULL;
struct va_surface *surface = talloc_ptrtype(NULL, surface);
if (!surface)
return NULL;
*surface = (struct va_surface){
.ctx = ctx,
.id = id,
.rt_format = rt_format,
.w = w,
.h = h,
.display = ctx->display,
.image = { .image_id = VA_INVALID_ID, .buf = VA_INVALID_ID },
};
struct mp_image img = {0};
mp_image_setfmt(&img, IMGFMT_VAAPI);
mp_image_set_size(&img, w, h);
img.planes[0] = (uint8_t*)surface;
img.planes[3] = (uint8_t*)(uintptr_t)surface->id;
return mp_image_new_custom_ref(&img, surface, release_va_surface);
}
static void va_surface_image_destroy(struct va_surface *surface)
{
if (!surface || surface->image.image_id == VA_INVALID_ID)
return;
vaDestroyImage(surface->display, surface->image.image_id);
surface->image.image_id = VA_INVALID_ID;
surface->is_derived = false;
}
static int va_surface_image_alloc(struct va_surface *p, VAImageFormat *format)
{
VADisplay *display = p->display;
if (p->image.image_id != VA_INVALID_ID &&
p->image.format.fourcc == format->fourcc)
return 0;
int r = 0;
va_surface_image_destroy(p);
VAStatus status = vaDeriveImage(display, p->id, &p->image);
if (status == VA_STATUS_SUCCESS) {
/* vaDeriveImage() is supported, check format */
if (p->image.format.fourcc == format->fourcc &&
p->image.width == p->w && p->image.height == p->h)
{
p->is_derived = true;
MP_TRACE(p->ctx, "Using vaDeriveImage()\n");
} else {
vaDestroyImage(p->display, p->image.image_id);
status = VA_STATUS_ERROR_OPERATION_FAILED;
}
}
if (status != VA_STATUS_SUCCESS) {
p->image.image_id = VA_INVALID_ID;
status = vaCreateImage(p->display, format, p->w, p->h, &p->image);
if (!CHECK_VA_STATUS(p->ctx, "vaCreateImage()")) {
p->image.image_id = VA_INVALID_ID;
r = -1;
}
}
return r;
}
// img must be a VAAPI surface; make sure its internal VAImage is allocated
// to a format corresponding to imgfmt (or return an error).
static int va_surface_alloc_imgfmt(struct priv *priv, struct mp_image *img,
int imgfmt)
{
struct va_surface *p = va_surface_in_mp_image(img);
if (!p)
return -1;
// Multiple FourCCs can refer to the same imgfmt, so check by doing the
// surjective conversion first.
if (p->image.image_id != VA_INVALID_ID &&
va_fourcc_to_imgfmt(p->image.format.fourcc) == imgfmt)
return 0;
VAImageFormat *format = va_image_format_from_imgfmt(priv, imgfmt);
if (!format)
return -1;
if (va_surface_image_alloc(p, format) < 0)
return -1;
return 0;
}
static bool va_image_map(struct mp_vaapi_ctx *ctx, VAImage *image,
struct mp_image *mpi)
{
int imgfmt = va_fourcc_to_imgfmt(image->format.fourcc);
if (imgfmt == IMGFMT_NONE)
return false;
void *data = NULL;
const VAStatus status = vaMapBuffer(ctx->display, image->buf, &data);
if (!CHECK_VA_STATUS(ctx, "vaMapBuffer()"))
return false;
*mpi = (struct mp_image) {0};
mp_image_setfmt(mpi, imgfmt);
mp_image_set_size(mpi, image->width, image->height);
for (int p = 0; p < image->num_planes; p++) {
mpi->stride[p] = image->pitches[p];
mpi->planes[p] = (uint8_t *)data + image->offsets[p];
}
if (image->format.fourcc == VA_FOURCC_YV12) {
MPSWAP(int, mpi->stride[1], mpi->stride[2]);
MPSWAP(uint8_t *, mpi->planes[1], mpi->planes[2]);
}
return true;
}
static bool va_image_unmap(struct mp_vaapi_ctx *ctx, VAImage *image)
{
const VAStatus status = vaUnmapBuffer(ctx->display, image->buf);
return CHECK_VA_STATUS(ctx, "vaUnmapBuffer()");
}
// va_dst: copy destination, must be IMGFMT_VAAPI
// sw_src: copy source, must be a software pixel format
static int va_surface_upload(struct priv *priv, struct mp_image *va_dst,
struct mp_image *sw_src)
{
struct va_surface *p = va_surface_in_mp_image(va_dst);
if (!p)
return -1;
if (va_surface_alloc_imgfmt(priv, va_dst, sw_src->imgfmt) < 0)
return -1;
struct mp_image img;
if (!va_image_map(p->ctx, &p->image, &img))
return -1;
assert(sw_src->w <= img.w && sw_src->h <= img.h);
mp_image_set_size(&img, sw_src->w, sw_src->h); // copy only visible part
mp_image_copy(&img, sw_src);
va_image_unmap(p->ctx, &p->image);
if (!p->is_derived) {
VAStatus status = vaPutImage(p->display, p->id,
p->image.image_id,
0, 0, sw_src->w, sw_src->h,
0, 0, sw_src->w, sw_src->h);
if (!CHECK_VA_STATUS(p->ctx, "vaPutImage()"))
return -1;
}
if (p->is_derived)
va_surface_image_destroy(p);
return 0;
}
struct pool_alloc_ctx {
struct mp_vaapi_ctx *vaapi;
int rt_format;
};
static struct mp_image *alloc_pool(void *pctx, int fmt, int w, int h)
{
struct pool_alloc_ctx *alloc_ctx = pctx;
if (fmt != IMGFMT_VAAPI)
return NULL;
return alloc_surface(alloc_ctx->vaapi, alloc_ctx->rt_format, w, h);
}
// The allocator of the given image pool to allocate VAAPI surfaces, using
// the given rt_format.
static void va_pool_set_allocator(struct mp_image_pool *pool,
struct mp_vaapi_ctx *ctx, int rt_format)
{
struct pool_alloc_ctx *alloc_ctx = talloc_ptrtype(pool, alloc_ctx);
*alloc_ctx = (struct pool_alloc_ctx){
.vaapi = ctx,
.rt_format = rt_format,
};
mp_image_pool_set_allocator(pool, alloc_pool, alloc_ctx);
mp_image_pool_set_lru(pool);
}
static void flush_output_surfaces(struct priv *p)
{
for (int n = 0; n < MAX_OUTPUT_SURFACES; n++)
mp_image_unrefp(&p->output_surfaces[n]);
p->output_surface = 0;
p->visible_surface = 0;
}
// See flush_surfaces() remarks - the same applies.
static void free_video_specific(struct priv *p)
{
flush_output_surfaces(p);
mp_image_unrefp(&p->black_surface);
for (int n = 0; n < MAX_OUTPUT_SURFACES; n++)
mp_image_unrefp(&p->swdec_surfaces[n]);
if (p->pool)
mp_image_pool_clear(p->pool);
}
static bool alloc_swdec_surfaces(struct priv *p, int w, int h, int imgfmt)
{
free_video_specific(p);
for (int i = 0; i < MAX_OUTPUT_SURFACES; i++) {
p->swdec_surfaces[i] = mp_image_pool_get(p->pool, IMGFMT_VAAPI, w, h);
if (va_surface_alloc_imgfmt(p, p->swdec_surfaces[i], imgfmt) < 0)
return false;
}
return true;
}
static void resize(struct priv *p)
{
vo_get_src_dst_rects(p->vo, &p->src_rect, &p->dst_rect, &p->screen_osd_res);
// It's not clear whether this is needed; maybe not.
//vo_x11_clearwindow(p->vo, p->vo->x11->window);
p->vo->want_redraw = true;
}
static int reconfig(struct vo *vo, struct mp_image_params *params)
{
struct priv *p = vo->priv;
free_video_specific(p);
vo_x11_config_vo_window(vo);
if (params->imgfmt != IMGFMT_VAAPI) {
if (!alloc_swdec_surfaces(p, params->w, params->h, params->imgfmt))
return -1;
}
p->image_params = *params;
resize(p);
return 0;
}
static int query_format(struct vo *vo, int imgfmt)
{
struct priv *p = vo->priv;
if (imgfmt == IMGFMT_VAAPI || va_image_format_from_imgfmt(p, imgfmt))
return 1;
return 0;
}
static bool render_to_screen(struct priv *p, struct mp_image *mpi)
{
VAStatus status;
VASurfaceID surface = va_surface_id(mpi);
if (surface == VA_INVALID_ID) {
if (!p->black_surface) {
int w = p->image_params.w, h = p->image_params.h;
// 4:2:0 should work everywhere
int fmt = IMGFMT_420P;
p->black_surface = mp_image_pool_get(p->pool, IMGFMT_VAAPI, w, h);
if (p->black_surface) {
struct mp_image *img = mp_image_alloc(fmt, w, h);
if (img) {
mp_image_clear(img, 0, 0, w, h);
if (va_surface_upload(p, p->black_surface, img) < 0)
mp_image_unrefp(&p->black_surface);
talloc_free(img);
}
}
}
surface = va_surface_id(p->black_surface);
}
if (surface == VA_INVALID_ID)
return false;
struct vaapi_osd_part *part = &p->osd_part;
if (part->active) {
struct vaapi_subpic *sp = &part->subpic;
int flags = 0;
if (p->osd_screen)
flags |= VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD;
status = vaAssociateSubpicture(p->display,
sp->id, &surface, 1,
sp->src_x, sp->src_y,
sp->src_w, sp->src_h,
sp->dst_x, sp->dst_y,
sp->dst_w, sp->dst_h,
flags);
CHECK_VA_STATUS(p, "vaAssociateSubpicture()");
}
int flags = va_get_colorspace_flag(p->image_params.color.space) |
p->scaling | VA_FRAME_PICTURE;
status = vaPutSurface(p->display,
surface,
p->vo->x11->window,
p->src_rect.x0,
p->src_rect.y0,
p->src_rect.x1 - p->src_rect.x0,
p->src_rect.y1 - p->src_rect.y0,
p->dst_rect.x0,
p->dst_rect.y0,
p->dst_rect.x1 - p->dst_rect.x0,
p->dst_rect.y1 - p->dst_rect.y0,
NULL, 0,
flags);
CHECK_VA_STATUS(p, "vaPutSurface()");
if (part->active) {
struct vaapi_subpic *sp = &part->subpic;
status = vaDeassociateSubpicture(p->display, sp->id,
&surface, 1);
CHECK_VA_STATUS(p, "vaDeassociateSubpicture()");
}
return true;
}
static void flip_page(struct vo *vo)
{
struct priv *p = vo->priv;
p->visible_surface = p->output_surface;
render_to_screen(p, p->output_surfaces[p->output_surface]);
p->output_surface = (p->output_surface + 1) % MAX_OUTPUT_SURFACES;
vo_x11_present(vo);
present_sync_swap(vo->x11->present);
}
static void get_vsync(struct vo *vo, struct vo_vsync_info *info)
{
struct vo_x11_state *x11 = vo->x11;
present_sync_get_info(x11->present, info);
}
static void draw_image(struct vo *vo, struct mp_image *mpi)
{
struct priv *p = vo->priv;
if (mpi->imgfmt != IMGFMT_VAAPI) {
struct mp_image *dst = p->swdec_surfaces[p->output_surface];
if (!dst || va_surface_upload(p, dst, mpi) < 0) {
MP_WARN(vo, "Could not upload surface.\n");
talloc_free(mpi);
return;
}
mp_image_copy_attributes(dst, mpi);
talloc_free(mpi);
mpi = mp_image_new_ref(dst);
}
talloc_free(p->output_surfaces[p->output_surface]);
p->output_surfaces[p->output_surface] = mpi;
draw_osd(vo);
}
static void free_subpicture(struct priv *p, struct vaapi_osd_image *img)
{
if (img->image.image_id != VA_INVALID_ID)
vaDestroyImage(p->display, img->image.image_id);
if (img->subpic_id != VA_INVALID_ID)
vaDestroySubpicture(p->display, img->subpic_id);
img->image.image_id = VA_INVALID_ID;
img->subpic_id = VA_INVALID_ID;
}
static int new_subpicture(struct priv *p, int w, int h,
struct vaapi_osd_image *out)
{
VAStatus status;
free_subpicture(p, out);
struct vaapi_osd_image m = {
.image = {.image_id = VA_INVALID_ID, .buf = VA_INVALID_ID},
.subpic_id = VA_INVALID_ID,
.w = w,
.h = h,
};
status = vaCreateImage(p->display, &p->osd_format, w, h, &m.image);
if (!CHECK_VA_STATUS(p, "vaCreateImage()"))
goto error;
status = vaCreateSubpicture(p->display, m.image.image_id, &m.subpic_id);
if (!CHECK_VA_STATUS(p, "vaCreateSubpicture()"))
goto error;
*out = m;
return 0;
error:
free_subpicture(p, &m);
MP_ERR(p, "failed to allocate OSD sub-picture of size %dx%d.\n", w, h);
return -1;
}
static void draw_osd(struct vo *vo)
{
struct priv *p = vo->priv;
struct mp_image *cur = p->output_surfaces[p->output_surface];
double pts = cur ? cur->pts : 0;
if (!p->osd_format.fourcc)
return;
struct mp_osd_res vid_res = osd_res_from_image_params(vo->params);
struct mp_osd_res *res;
if (p->osd_screen) {
res = &p->screen_osd_res;
} else {
res = &vid_res;
}
p->osd_part.active = false;
if (!p->osd_cache)
p->osd_cache = mp_draw_sub_alloc(p, vo->global);
struct sub_bitmap_list *sbs = osd_render(vo->osd, *res, pts, 0,
mp_draw_sub_formats);
struct mp_rect act_rc[1], mod_rc[64];
int num_act_rc = 0, num_mod_rc = 0;
struct mp_image *osd = mp_draw_sub_overlay(p->osd_cache, sbs,
act_rc, MP_ARRAY_SIZE(act_rc), &num_act_rc,
mod_rc, MP_ARRAY_SIZE(mod_rc), &num_mod_rc);
if (!osd)
goto error;
struct vaapi_osd_part *part = &p->osd_part;
part->active = false;
int w = res->w;
int h = res->h;
if (part->image.w != w || part->image.h != h) {
if (new_subpicture(p, w, h, &part->image) < 0)
goto error;
}
struct vaapi_osd_image *img = &part->image;
struct mp_image vaimg;
if (!va_image_map(p->mpvaapi, &img->image, &vaimg))
goto error;
for (int n = 0; n < num_mod_rc; n++) {
struct mp_rect *rc = &mod_rc[n];
int rw = mp_rect_w(*rc);
int rh = mp_rect_h(*rc);
void *src = mp_image_pixel_ptr(osd, 0, rc->x0, rc->y0);
void *dst = vaimg.planes[0] + rc->y0 * vaimg.stride[0] + rc->x0 * 4;
memcpy_pic(dst, src, rw * 4, rh, vaimg.stride[0], osd->stride[0]);
}
if (!va_image_unmap(p->mpvaapi, &img->image))
goto error;
if (num_act_rc) {
struct mp_rect rc = act_rc[0];
rc.x0 = rc.y0 = 0; // must be a Mesa bug
part->subpic = (struct vaapi_subpic) {
.id = img->subpic_id,
.src_x = rc.x0, .src_y = rc.y0,
.src_w = mp_rect_w(rc), .src_h = mp_rect_h(rc),
.dst_x = rc.x0, .dst_y = rc.y0,
.dst_w = mp_rect_w(rc), .dst_h = mp_rect_h(rc),
};
part->active = true;
}
error:
talloc_free(sbs);
}
static int control(struct vo *vo, uint32_t request, void *data)
{
struct priv *p = vo->priv;
switch (request) {
case VOCTRL_REDRAW_FRAME:
p->output_surface = p->visible_surface;
draw_osd(vo);
return true;
case VOCTRL_SET_PANSCAN:
resize(p);
return VO_TRUE;
}
int events = 0;
int r = vo_x11_control(vo, &events, request, data);
if (events & VO_EVENT_RESIZE)
resize(p);
if (events & VO_EVENT_EXPOSE)
vo->want_redraw = true;
vo_event(vo, events);
return r;
}
static void uninit(struct vo *vo)
{
struct priv *p = vo->priv;
free_video_specific(p);
talloc_free(p->pool);
struct vaapi_osd_part *part = &p->osd_part;
free_subpicture(p, &part->image);
if (vo->hwdec_devs) {
hwdec_devices_remove(vo->hwdec_devs, &p->mpvaapi->hwctx);
hwdec_devices_destroy(vo->hwdec_devs);
}
va_destroy(p->mpvaapi);
vo_x11_uninit(vo);
}
static int preinit(struct vo *vo)
{
struct priv *p = vo->priv;
p->vo = vo;
p->log = vo->log;
VAStatus status;
if (!vo_x11_init(vo))
goto fail;
if (!vo_x11_create_vo_window(vo, NULL, "vaapi"))
goto fail;
p->display = vaGetDisplay(vo->x11->display);
if (!p->display)
goto fail;
p->mpvaapi = va_initialize(p->display, p->log, false);
if (!p->mpvaapi) {
vaTerminate(p->display);
p->display = NULL;
goto fail;
}
if (va_guess_if_emulated(p->mpvaapi)) {
MP_WARN(vo, "VA-API is most likely emulated via VDPAU.\n"
"It's better to use VDPAU directly with: --vo=vdpau\n");
}
va_get_formats(p);
if (!p->image_formats)
goto fail;
p->pool = mp_image_pool_new(p);
va_pool_set_allocator(p->pool, p->mpvaapi, VA_RT_FORMAT_YUV420);
int max_subpic_formats = vaMaxNumSubpictureFormats(p->display);
p->va_subpic_formats = talloc_array(vo, VAImageFormat, max_subpic_formats);
p->va_subpic_flags = talloc_array(vo, unsigned int, max_subpic_formats);
status = vaQuerySubpictureFormats(p->display,
p->va_subpic_formats,
p->va_subpic_flags,
&p->va_num_subpic_formats);
if (!CHECK_VA_STATUS(p, "vaQuerySubpictureFormats()"))
p->va_num_subpic_formats = 0;
MP_VERBOSE(vo, "%d subpicture formats available:\n",
p->va_num_subpic_formats);
for (int i = 0; i < p->va_num_subpic_formats; i++) {
MP_VERBOSE(vo, " %s, flags 0x%x\n",
mp_tag_str(p->va_subpic_formats[i].fourcc),
p->va_subpic_flags[i]);
if (p->va_subpic_formats[i].fourcc == OSD_VA_FORMAT) {
p->osd_format = p->va_subpic_formats[i];
if (!p->force_scaled_osd) {
p->osd_screen =
p->va_subpic_flags[i] & VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD;
}
}
}
if (!p->osd_format.fourcc)
MP_ERR(vo, "OSD format not supported. Disabling OSD.\n");
struct vaapi_osd_part *part = &p->osd_part;
part->image.image.image_id = VA_INVALID_ID;
part->image.subpic_id = VA_INVALID_ID;
int max_display_attrs = vaMaxNumDisplayAttributes(p->display);
p->va_display_attrs = talloc_array(vo, VADisplayAttribute, max_display_attrs);
if (p->va_display_attrs) {
status = vaQueryDisplayAttributes(p->display, p->va_display_attrs,
&p->va_num_display_attrs);
if (!CHECK_VA_STATUS(p, "vaQueryDisplayAttributes()"))
p->va_num_display_attrs = 0;
p->mp_display_attr = talloc_zero_array(vo, int, p->va_num_display_attrs);
}
vo->hwdec_devs = hwdec_devices_create();
hwdec_devices_add(vo->hwdec_devs, &p->mpvaapi->hwctx);
MP_WARN(vo, "Warning: this compatibility VO is low quality and may "
"have issues with OSD, scaling, screenshots and more.\n"
"vo=gpu is the preferred choice in any case and "
"includes VA-API support via hwdec=vaapi or vaapi-copy.\n");
return 0;
fail:
uninit(vo);
return -1;
}
#define OPT_BASE_STRUCT struct priv
const struct vo_driver video_out_vaapi = {
.description = "VA API with X11",
.name = "vaapi",
.preinit = preinit,
.query_format = query_format,
.reconfig = reconfig,
.control = control,
.draw_image = draw_image,
.flip_page = flip_page,
.get_vsync = get_vsync,
.wakeup = vo_x11_wakeup,
.wait_events = vo_x11_wait_events,
.uninit = uninit,
.priv_size = sizeof(struct priv),
.priv_defaults = &(const struct priv) {
.scaling = VA_FILTER_SCALING_DEFAULT,
},
.options = (const struct m_option[]) {
{"scaling", OPT_CHOICE(scaling,
{"default", VA_FILTER_SCALING_DEFAULT},
{"fast", VA_FILTER_SCALING_FAST},
{"hq", VA_FILTER_SCALING_HQ},
{"nla", VA_FILTER_SCALING_NL_ANAMORPHIC})},
{"scaled-osd", OPT_FLAG(force_scaled_osd)},
{0}
},
.options_prefix = "vo-vaapi",
};
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