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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 MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <assert.h>
#include <stdarg.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <va/va_x11.h>
#include "config.h"
#include "common/msg.h"
#include "video/out/vo.h"
#include "video/memcpy_pic.h"
#include "video/mp_image_pool.h"
#include "sub/osd.h"
#include "sub/img_convert.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 bitmap_pos_id;
struct vaapi_osd_image image;
struct vaapi_subpic subpic;
struct osd_conv_cache *conv_cache;
};
#define MAX_OUTPUT_SURFACES 2
struct priv {
struct mp_log *log;
struct vo *vo;
VADisplay display;
struct mp_vaapi_ctx *mpvaapi;
struct mp_hwdec_info hwdec_info;
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;
// with old libva versions only
int deint;
int deint_type;
VAImageFormat osd_format; // corresponds to OSD_VA_FORMAT
struct vaapi_osd_part osd_parts[MAX_OSD_PARTS];
bool osd_screen;
struct mp_image_pool *pool;
struct va_image_formats *va_image_formats;
struct mp_image *black_surface;
VAImageFormat *va_subpic_formats;
unsigned int *va_subpic_flags;
int va_num_subpic_formats;
VADisplayAttribute *va_display_attrs;
int va_num_display_attrs;
};
#define OSD_VA_FORMAT VA_FOURCC_BGRA
static const bool osd_formats[SUBBITMAP_COUNT] = {
// Actually BGRA, but only on little endian.
// This will break on big endian, I think.
[SUBBITMAP_RGBA] = true,
};
static void draw_osd(struct vo *vo);
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->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, int flags)
{
struct priv *p = vo->priv;
free_video_specific(p);
vo_x11_config_vo_window(vo, NULL, flags, "vaapi");
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->mpvaapi, 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->black_surface, img) < 0)
mp_image_unrefp(&p->black_surface);
talloc_free(img);
}
}
}
surface = va_surface_id(p->black_surface);
}
int fields = mpi ? mpi->fields : 0;
if (surface == VA_INVALID_ID)
return false;
va_lock(p->mpvaapi);
for (int n = 0; n < MAX_OSD_PARTS; n++) {
struct vaapi_osd_part *part = &p->osd_parts[n];
if (part->active) {
struct vaapi_subpic *sp = &part->subpic;
int flags = 0;
if (p->osd_screen)
flags |= VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD;
status = vaAssociateSubpicture2(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.colorspace) | p->scaling;
if (p->deint && (fields & MP_IMGFIELD_INTERLACED)) {
flags |= (fields & MP_IMGFIELD_TOP_FIRST) ? VA_BOTTOM_FIELD : VA_TOP_FIELD;
} else {
flags |= 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()");
for (int n = 0; n < MAX_OSD_PARTS; n++) {
struct vaapi_osd_part *part = &p->osd_parts[n];
if (part->active) {
struct vaapi_subpic *sp = &part->subpic;
status = vaDeassociateSubpicture(p->display, sp->id,
&surface, 1);
CHECK_VA_STATUS(p, "vaDeassociateSubpicture()");
}
}
va_unlock(p->mpvaapi);
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;
}
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(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 struct mp_image *get_screenshot(struct priv *p)
{
struct mp_image *hwimg = p->output_surfaces[p->visible_surface];
if (!hwimg)
return NULL;
struct mp_image *img = va_surface_download(hwimg, NULL);
if (!img)
return NULL;
struct mp_image_params params = p->image_params;
params.imgfmt = img->imgfmt;
mp_image_params_guess_csp(&params); // ensure colorspace consistency
mp_image_set_params(img, &params);
return img;
}
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_cb(void *pctx, struct sub_bitmaps *imgs)
{
struct priv *p = pctx;
struct vaapi_osd_part *part = &p->osd_parts[imgs->render_index];
if (imgs->bitmap_pos_id != part->bitmap_pos_id) {
part->bitmap_pos_id = imgs->bitmap_pos_id;
osd_scale_rgba(part->conv_cache, imgs);
struct mp_rect bb;
if (!mp_sub_bitmaps_bb(imgs, &bb))
goto error;
// Prevent filtering artifacts on borders
int pad = 2;
int w = bb.x1 - bb.x0;
int h = bb.y1 - bb.y0;
if (part->image.w < w + pad || part->image.h < h + pad) {
int sw = MP_ALIGN_UP(w + pad, 64);
int sh = MP_ALIGN_UP(h + pad, 64);
if (new_subpicture(p, sw, sh, &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;
// Clear borders and regions uncovered by sub-bitmaps
mp_image_clear(&vaimg, 0, 0, w + pad, h + pad);
for (int n = 0; n < imgs->num_parts; n++) {
struct sub_bitmap *sub = &imgs->parts[n];
// Note: nothing guarantees that the sub-bitmaps don't overlap.
// But in all currently existing cases, they don't.
// We simply hope that this won't change, and nobody will
// ever notice our little shortcut here.
size_t dst = (sub->y - bb.y0) * vaimg.stride[0] +
(sub->x - bb.x0) * 4;
memcpy_pic(vaimg.planes[0] + dst, sub->bitmap, sub->w * 4, sub->h,
vaimg.stride[0], sub->stride);
}
if (!va_image_unmap(p->mpvaapi, &img->image))
goto error;
part->subpic = (struct vaapi_subpic) {
.id = img->subpic_id,
.src_x = 0, .src_y = 0,
.src_w = w, .src_h = h,
.dst_x = bb.x0, .dst_y = bb.y0,
.dst_w = w, .dst_h = h,
};
}
part->active = true;
error:
;
}
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;
va_lock(p->mpvaapi);
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;
}
for (int n = 0; n < MAX_OSD_PARTS; n++)
p->osd_parts[n].active = false;
osd_draw(vo->osd, *res, pts, 0, osd_formats, draw_osd_cb, p);
va_unlock(p->mpvaapi);
}
static int get_displayattribtype(const char *name)
{
if (!strcmp(name, "brightness"))
return VADisplayAttribBrightness;
else if (!strcmp(name, "contrast"))
return VADisplayAttribContrast;
else if (!strcmp(name, "saturation"))
return VADisplayAttribSaturation;
else if (!strcmp(name, "hue"))
return VADisplayAttribHue;
return -1;
}
static VADisplayAttribute *get_display_attribute(struct priv *p,
const char *name)
{
int type = get_displayattribtype(name);
for (int n = 0; n < p->va_num_display_attrs; n++) {
VADisplayAttribute *attr = &p->va_display_attrs[n];
if (attr->type == type)
return attr;
}
return NULL;
}
static int get_equalizer(struct priv *p, const char *name, int *value)
{
VADisplayAttribute * const attr = get_display_attribute(p, name);
if (!attr || !(attr->flags & VA_DISPLAY_ATTRIB_GETTABLE))
return VO_NOTIMPL;
/* normalize to -100 .. 100 range */
int r = attr->max_value - attr->min_value;
if (r == 0)
return VO_NOTIMPL;
*value = ((attr->value - attr->min_value) * 200) / r - 100;
return VO_TRUE;
}
static int set_equalizer(struct priv *p, const char *name, int value)
{
VADisplayAttribute * const attr = get_display_attribute(p, name);
VAStatus status;
if (!attr || !(attr->flags & VA_DISPLAY_ATTRIB_SETTABLE))
return VO_NOTIMPL;
/* normalize to attribute value range */
int r = attr->max_value - attr->min_value;
if (r == 0)
return VO_NOTIMPL;
attr->value = ((value + 100) * r) / 200 + attr->min_value;
va_lock(p->mpvaapi);
status = vaSetDisplayAttributes(p->display, attr, 1);
va_unlock(p->mpvaapi);
if (!CHECK_VA_STATUS(p, "vaSetDisplayAttributes()"))
return VO_FALSE;
return VO_TRUE;
}
static int control(struct vo *vo, uint32_t request, void *data)
{
struct priv *p = vo->priv;
switch (request) {
case VOCTRL_GET_DEINTERLACE:
if (!p->deint_type)
break;
*(int*)data = !!p->deint;
return VO_TRUE;
case VOCTRL_SET_DEINTERLACE:
if (!p->deint_type)
break;
p->deint = *(int*)data ? p->deint_type : 0;
return VO_TRUE;
case VOCTRL_GET_HWDEC_INFO: {
struct mp_hwdec_info **arg = data;
*arg = &p->hwdec_info;
return true;
}
case VOCTRL_GET_COLORSPACE: {
struct mp_image_params *params = data;
if (va_get_colorspace_flag(p->image_params.colorspace))
params->colorspace = p->image_params.colorspace;
return true;
}
case VOCTRL_SET_EQUALIZER: {
struct voctrl_set_equalizer_args *eq = data;
return set_equalizer(p, eq->name, eq->value);
}
case VOCTRL_GET_EQUALIZER: {
struct voctrl_get_equalizer_args *eq = data;
return get_equalizer(p, eq->name, eq->valueptr);
}
case VOCTRL_REDRAW_FRAME:
p->output_surface = p->visible_surface;
draw_osd(vo);
return true;
case VOCTRL_SCREENSHOT: {
struct voctrl_screenshot_args *args = data;
args->out_image = get_screenshot(p);
return true;
}
case VOCTRL_GET_PANSCAN:
return VO_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);
for (int n = 0; n < MAX_OSD_PARTS; n++) {
struct vaapi_osd_part *part = &p->osd_parts[n];
free_subpicture(p, &part->image);
}
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;
p->display = vaGetDisplay(vo->x11->display);
if (!p->display)
goto fail;
p->mpvaapi = va_initialize(p->display, p->log);
if (!p->mpvaapi) {
vaTerminate(p->display);
p->display = NULL;
goto fail;
}
p->hwdec_info.vaapi_ctx = p->mpvaapi;
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");
}
p->pool = mp_image_pool_new(MAX_OUTPUT_SURFACES + 3);
va_pool_set_allocator(p->pool, p->mpvaapi, VA_RT_FORMAT_YUV420);
p->va_image_formats = p->mpvaapi->image_formats;
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",
VA_STR_FOURCC(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");
for (int n = 0; n < MAX_OSD_PARTS; n++) {
struct vaapi_osd_part *part = &p->osd_parts[n];
part->image.image.image_id = VA_INVALID_ID;
part->image.subpic_id = VA_INVALID_ID;
part->conv_cache = talloc_steal(vo, osd_conv_cache_new());
}
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;
}
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,
.uninit = uninit,
.priv_size = sizeof(struct priv),
.priv_defaults = &(const struct priv) {
.scaling = VA_FILTER_SCALING_DEFAULT,
.deint = 0,
#if !HAVE_VAAPI_VPP
.deint_type = 2,
#endif
},
.options = (const struct m_option[]) {
#if USE_VAAPI_SCALING
OPT_CHOICE("scaling", scaling, 0,
({"default", VA_FILTER_SCALING_DEFAULT},
{"fast", VA_FILTER_SCALING_FAST},
{"hq", VA_FILTER_SCALING_HQ},
{"nla", VA_FILTER_SCALING_NL_ANAMORPHIC})),
#endif
OPT_CHOICE("deint", deint_type, 0,
({"no", 0},
{"first-field", 1},
{"bob", 2})),
OPT_FLAG("scaled-osd", force_scaled_osd, 0),
{0}
},
};
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