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mpv/video/out/vo_dmabuf_wayland.c

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/*
* This file is part of mpv.
*
* mpv 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.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libavutil/hwcontext_drm.h>
#include <sys/mman.h>
#include <unistd.h>
#include "config.h"
#if HAVE_VAAPI
#include <va/va_drmcommon.h>
#endif
#include "common/global.h"
#include "gpu/hwdec.h"
#include "gpu/video.h"
#include "mpv_talloc.h"
#include "present_sync.h"
#include "sub/draw_bmp.h"
#include "video/fmt-conversion.h"
#include "video/mp_image.h"
#include "vo.h"
#include "wayland_common.h"
#include "wldmabuf/ra_wldmabuf.h"
#if HAVE_VAAPI
#include "video/vaapi.h"
#endif
// Generated from wayland-protocols
#include "linux-dmabuf-unstable-v1.h"
#include "viewporter.h"
#if HAVE_WAYLAND_PROTOCOLS_1_27
#include "single-pixel-buffer-v1.h"
#endif
// We need at least enough buffers to avoid a
// flickering artifact in certain formats.
#define WL_BUFFERS_WANTED 15
enum hwdec_type {
HWDEC_NONE,
HWDEC_VAAPI,
HWDEC_DRMPRIME,
};
struct buffer {
struct vo *vo;
struct wl_buffer *buffer;
struct wl_list link;
struct mp_image *image;
uint32_t drm_format;
uintptr_t id;
};
struct osd_buffer {
struct vo *vo;
struct wl_buffer *buffer;
struct wl_list link;
struct mp_image image;
size_t size;
};
struct priv {
struct mp_log *log;
struct mp_rect src;
struct mpv_global *global;
struct ra_ctx *ctx;
struct ra_hwdec_ctx hwdec_ctx;
struct wl_shm_pool *solid_buffer_pool;
struct wl_buffer *solid_buffer;
struct wl_list buffer_list;
struct wl_list osd_buffer_list;
struct wl_shm_pool *osd_shm_pool;
uint8_t *osd_shm_data;
int osd_shm_width;
int osd_shm_stride;
int osd_shm_height;
struct osd_buffer *osd_buffer;
struct mp_draw_sub_cache *osd_cache;
struct mp_osd_res screen_osd_res;
bool destroy_buffers;
enum hwdec_type hwdec_type;
uint32_t drm_format;
uint64_t drm_modifier;
};
static void buffer_handle_release(void *data, struct wl_buffer *wl_buffer)
{
struct buffer *buf = data;
if (buf->image) {
mp_image_unrefp(&buf->image);
buf->image = NULL;
}
}
static const struct wl_buffer_listener buffer_listener = {
buffer_handle_release,
};
static void osd_buffer_handle_release(void *data, struct wl_buffer *wl_buffer)
{
struct osd_buffer *osd_buf = data;
wl_list_remove(&osd_buf->link);
if (osd_buf->buffer) {
wl_buffer_destroy(osd_buf->buffer);
osd_buf->buffer = NULL;
}
talloc_free(osd_buf);
}
static const struct wl_buffer_listener osd_buffer_listener = {
osd_buffer_handle_release,
};
#if HAVE_VAAPI
static void close_file_descriptors(VADRMPRIMESurfaceDescriptor desc)
{
for (int i = 0; i < desc.num_objects; i++)
close(desc.objects[i].fd);
}
#endif
static uintptr_t vaapi_surface_id(struct mp_image *src)
{
uintptr_t id = 0;
#if HAVE_VAAPI
id = (uintptr_t)va_surface_id(src);
#endif
return id;
}
static bool vaapi_drm_format(struct vo *vo, struct mp_image *src)
{
bool format = false;
#if HAVE_VAAPI
struct priv *p = vo->priv;
VADRMPRIMESurfaceDescriptor desc = {0};
uintptr_t id = vaapi_surface_id(src);
VADisplay display = ra_get_native_resource(p->ctx->ra, "VADisplay");
VAStatus status = vaExportSurfaceHandle(display, id, VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
VA_EXPORT_SURFACE_COMPOSED_LAYERS | VA_EXPORT_SURFACE_READ_ONLY, &desc);
if (!CHECK_VA_STATUS(vo, "vaExportSurfaceHandle()")) {
/* invalid surface warning => composed layers not supported */
if (status == VA_STATUS_ERROR_INVALID_SURFACE)
MP_VERBOSE(vo, "vaExportSurfaceHandle: composed layers not supported.\n");
goto done;
}
p->drm_format = desc.layers[0].drm_format;
p->drm_modifier = desc.objects[0].drm_format_modifier;
format = true;
done:
close_file_descriptors(desc);
#endif
return format;
}
static void vaapi_dmabuf_importer(struct buffer *buf, struct mp_image *src,
struct zwp_linux_buffer_params_v1 *params)
{
#if HAVE_VAAPI
struct vo *vo = buf->vo;
struct priv *p = vo->priv;
VADRMPRIMESurfaceDescriptor desc = {0};
VADisplay display = ra_get_native_resource(p->ctx->ra, "VADisplay");
/* composed has single layer */
int layer_no = 0;
buf->id = vaapi_surface_id(src);
VAStatus status = vaExportSurfaceHandle(display, buf->id, VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
VA_EXPORT_SURFACE_COMPOSED_LAYERS | VA_EXPORT_SURFACE_READ_ONLY, &desc);
if (!CHECK_VA_STATUS(vo, "vaExportSurfaceHandle()")) {
/* invalid surface warning => composed layers not supported */
if (status == VA_STATUS_ERROR_INVALID_SURFACE)
MP_VERBOSE(vo, "vaExportSurfaceHandle: composed layers not supported.\n");
goto done;
}
buf->drm_format = desc.layers[layer_no].drm_format;
if (!ra_compatible_format(p->ctx->ra, buf->drm_format, desc.objects[0].drm_format_modifier)) {
MP_VERBOSE(vo, "%s(%016lx) is not supported.\n",
mp_tag_str(buf->drm_format), desc.objects[0].drm_format_modifier);
buf->drm_format = 0;
goto done;
}
for (int plane_no = 0; plane_no < desc.layers[layer_no].num_planes; ++plane_no) {
int object = desc.layers[layer_no].object_index[plane_no];
uint64_t modifier = desc.objects[object].drm_format_modifier;
zwp_linux_buffer_params_v1_add(params, desc.objects[object].fd, plane_no, desc.layers[layer_no].offset[plane_no],
desc.layers[layer_no].pitch[plane_no], modifier >> 32, modifier & 0xffffffff);
}
done:
close_file_descriptors(desc);
#endif
}
static uintptr_t drmprime_surface_id(struct mp_image *src)
{
uintptr_t id = 0;
struct AVDRMFrameDescriptor *desc = (AVDRMFrameDescriptor *)src->planes[0];
AVDRMObjectDescriptor object = desc->objects[0];
id = (uintptr_t)object.fd;
return id;
}
static bool drmprime_drm_format(struct vo *vo, struct mp_image *src)
{
struct priv *p = vo->priv;
struct AVDRMFrameDescriptor *desc = (AVDRMFrameDescriptor *)src->planes[0];
if (!desc)
return false;
// Just check the very first layer/plane.
p->drm_format = desc->layers[0].format;
int object_index = desc->layers[0].planes[0].object_index;
p->drm_modifier = desc->objects[object_index].format_modifier;
return true;
}
static void drmprime_dmabuf_importer(struct buffer *buf, struct mp_image *src,
struct zwp_linux_buffer_params_v1 *params)
{
int layer_no, plane_no;
int max_planes = 0;
const AVDRMFrameDescriptor *desc = (AVDRMFrameDescriptor *)src->planes[0];
if (!desc)
return;
buf->id = drmprime_surface_id(src);
for (layer_no = 0; layer_no < desc->nb_layers; layer_no++) {
AVDRMLayerDescriptor layer = desc->layers[layer_no];
buf->drm_format = layer.format;
max_planes = MPMAX(max_planes, layer.nb_planes);
for (plane_no = 0; plane_no < layer.nb_planes; ++plane_no) {
AVDRMPlaneDescriptor plane = layer.planes[plane_no];
int object_index = plane.object_index;
AVDRMObjectDescriptor object = desc->objects[object_index];
uint64_t modifier = object.format_modifier;
zwp_linux_buffer_params_v1_add(params, object.fd, plane_no, plane.offset,
plane.pitch, modifier >> 32, modifier & 0xffffffff);
}
}
}
static intptr_t surface_id(struct vo *vo, struct mp_image *src)
{
struct priv *p = vo->priv;
switch(p->hwdec_type) {
case HWDEC_VAAPI:
return vaapi_surface_id(src);
case HWDEC_DRMPRIME:
return drmprime_surface_id(src);
default:
return 0;
}
}
static bool drm_format_check(struct vo *vo, struct mp_image *src)
{
struct priv *p = vo->priv;
switch(p->hwdec_type) {
case HWDEC_VAAPI:
return vaapi_drm_format(vo, src);
case HWDEC_DRMPRIME:
return drmprime_drm_format(vo, src);
}
return false;
}
static struct buffer *buffer_check(struct vo *vo, struct mp_image *src)
{
struct priv *p = vo->priv;
/* Make more buffers if we're not at the desired amount yet. */
if (wl_list_length(&p->buffer_list) < WL_BUFFERS_WANTED)
goto done;
uintptr_t id = surface_id(vo, src);
struct buffer *buf;
wl_list_for_each(buf, &p->buffer_list, link) {
if (buf->id == id) {
if (buf->image)
mp_image_unrefp(&buf->image);
buf->image = src;
return buf;
}
}
done:
return NULL;
}
static struct buffer *buffer_create(struct vo *vo, struct mp_image *src)
{
struct vo_wayland_state *wl = vo->wl;
struct priv *p = vo->priv;
struct buffer *buf = talloc_zero(vo, struct buffer);
buf->vo = vo;
buf->image = src;
struct zwp_linux_buffer_params_v1 *params = zwp_linux_dmabuf_v1_create_params(wl->dmabuf);
switch(p->hwdec_type) {
case HWDEC_VAAPI:
vaapi_dmabuf_importer(buf, src, params);
break;
case HWDEC_DRMPRIME:
drmprime_dmabuf_importer(buf, src, params);
break;
}
if (!buf->drm_format) {
mp_image_unrefp(&buf->image);
talloc_free(buf);
zwp_linux_buffer_params_v1_destroy(params);
return NULL;
}
buf->buffer = zwp_linux_buffer_params_v1_create_immed(params, src->params.w, src->params.h,
buf->drm_format, 0);
zwp_linux_buffer_params_v1_destroy(params);
wl_buffer_add_listener(buf->buffer, &buffer_listener, buf);
wl_list_insert(&p->buffer_list, &buf->link);
return buf;
}
static struct buffer *buffer_get(struct vo *vo, struct mp_image *src)
{
/* Reuse existing buffer if possible. */
struct buffer *buf = buffer_check(vo, src);
if (buf) {
return buf;
} else {
return buffer_create(vo, src);
}
}
static void destroy_buffers(struct vo *vo)
{
struct priv *p = vo->priv;
struct buffer *buf, *tmp;
p->destroy_buffers = false;
wl_list_for_each_safe(buf, tmp, &p->buffer_list, link) {
wl_list_remove(&buf->link);
if (buf->image) {
mp_image_unrefp(&buf->image);
buf->image = NULL;
}
if (buf->buffer) {
wl_buffer_destroy(buf->buffer);
buf->buffer = NULL;
}
talloc_free(buf);
}
}
static void destroy_osd_buffers(struct vo *vo)
{
if (!vo->wl)
return;
// Remove any existing buffer before we destroy them.
wl_surface_attach(vo->wl->osd_surface, NULL, 0, 0);
wl_surface_commit(vo->wl->osd_surface);
struct priv *p = vo->priv;
struct osd_buffer *osd_buf, *tmp;
wl_list_for_each_safe(osd_buf, tmp, &p->osd_buffer_list, link) {
wl_list_remove(&osd_buf->link);
munmap(osd_buf->image.planes[0], osd_buf->size);
if (osd_buf->buffer) {
wl_buffer_destroy(osd_buf->buffer);
osd_buf->buffer = NULL;
}
}
}
static struct osd_buffer *osd_buffer_check(struct vo *vo)
{
struct priv *p = vo->priv;
struct osd_buffer *osd_buf;
wl_list_for_each(osd_buf, &p->osd_buffer_list, link) {
return osd_buf;
}
return NULL;
}
static struct osd_buffer *osd_buffer_create(struct vo *vo)
{
struct priv *p = vo->priv;
struct osd_buffer *osd_buf = talloc_zero(vo, struct osd_buffer);
osd_buf->vo = vo;
osd_buf->size = p->osd_shm_height * p->osd_shm_stride;
mp_image_set_size(&osd_buf->image, p->osd_shm_width, p->osd_shm_height);
osd_buf->image.planes[0] = p->osd_shm_data;
osd_buf->image.stride[0] = p->osd_shm_stride;
osd_buf->buffer = wl_shm_pool_create_buffer(p->osd_shm_pool, 0,
p->osd_shm_width, p->osd_shm_height,
p->osd_shm_stride, WL_SHM_FORMAT_ARGB8888);
if (!osd_buf->buffer) {
talloc_free(osd_buf);
return NULL;
}
wl_list_insert(&p->osd_buffer_list, &osd_buf->link);
wl_buffer_add_listener(osd_buf->buffer, &osd_buffer_listener, osd_buf);
return osd_buf;
}
static struct osd_buffer *osd_buffer_get(struct vo *vo)
{
struct osd_buffer *osd_buf = osd_buffer_check(vo);
if (osd_buf) {
return osd_buf;
} else {
return osd_buffer_create(vo);
}
}
static void create_shm_pool(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
struct priv *p = vo->priv;
int stride = MP_ALIGN_UP(vo->dwidth * 4, 16);
size_t size = vo->dheight * stride;
int fd = vo_wayland_allocate_memfd(vo, size);
if (fd < 0)
return;
uint8_t *data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (data == MAP_FAILED)
goto error1;
struct wl_shm_pool *pool = wl_shm_create_pool(wl->shm, fd, size);
if (!pool)
goto error2;
close(fd);
destroy_osd_buffers(vo);
if (p->osd_shm_pool)
wl_shm_pool_destroy(p->osd_shm_pool);
p->osd_shm_pool = pool;
p->osd_shm_width = vo->dwidth;
p->osd_shm_height = vo->dheight;
p->osd_shm_stride = stride;
p->osd_shm_data = data;
return;
error2:
munmap(data, size);
error1:
close(fd);
}
static void set_viewport_source(struct vo *vo, struct mp_rect src)
{
struct priv *p = vo->priv;
struct vo_wayland_state *wl = vo->wl;
if (wl->video_viewport && !mp_rect_equals(&p->src, &src)) {
wp_viewport_set_source(wl->video_viewport, src.x0 << 8,
src.y0 << 8, mp_rect_w(src) << 8,
mp_rect_h(src) << 8);
p->src = src;
}
}
static void resize(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
struct priv *p = vo->priv;
struct mp_rect src;
struct mp_rect dst;
struct mp_vo_opts *vo_opts = wl->vo_opts;
const int width = mp_rect_w(wl->geometry);
const int height = mp_rect_h(wl->geometry);
if (width == 0 || height == 0)
return;
vo_wayland_set_opaque_region(wl, false);
vo->dwidth = width;
vo->dheight = height;
create_shm_pool(vo);
// top level viewport is calculated with pan set to zero
vo->opts->pan_x = 0;
vo->opts->pan_y = 0;
vo_get_src_dst_rects(vo, &src, &dst, &p->screen_osd_res);
wp_viewport_set_destination(wl->viewport, 2 * dst.x0 + mp_rect_w(dst), 2 * dst.y0 + mp_rect_h(dst));
//now we restore pan for video viewport calculation
vo->opts->pan_x = vo_opts->pan_x;
vo->opts->pan_y = vo_opts->pan_y;
vo_get_src_dst_rects(vo, &src, &dst, &p->screen_osd_res);
wp_viewport_set_destination(wl->video_viewport, mp_rect_w(dst), mp_rect_h(dst));
wl_subsurface_set_position(wl->video_subsurface, dst.x0, dst.y0);
wp_viewport_set_destination(wl->osd_viewport, vo->dwidth, vo->dheight);
wl_subsurface_set_position(wl->osd_subsurface, 0 - dst.x0, 0 - dst.y0);
set_viewport_source(vo, src);
}
static bool draw_osd(struct vo *vo, struct mp_image *cur, double pts)
{
struct priv *p = vo->priv;
struct mp_osd_res *res = &p->screen_osd_res;
bool draw = false;
struct sub_bitmap_list *sbs = osd_render(vo->osd, *res, pts, 0, mp_draw_sub_formats);
if (!sbs)
return draw;
struct mp_rect act_rc[1], mod_rc[64];
int num_act_rc = 0, num_mod_rc = 0;
if (!p->osd_cache)
p->osd_cache = mp_draw_sub_alloc(p, vo->global);
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 || !num_mod_rc)
goto done;
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 = cur->planes[0] + rc.x0 * 4 + rc.y0 * cur->stride[0];
memcpy_pic(dst, src, rw * 4, rh, cur->stride[0], osd->stride[0]);
}
draw = true;
done:
talloc_free(sbs);
return draw;
}
static void draw_frame(struct vo *vo, struct vo_frame *frame)
{
struct priv *p = vo->priv;
struct vo_wayland_state *wl = vo->wl;
struct buffer *buf;
struct osd_buffer *osd_buf;
double pts;
if (!vo_wayland_check_visible(vo) || !frame->current)
return;
if (p->destroy_buffers)
destroy_buffers(vo);
pts = frame->current->pts;
struct mp_image *src = mp_image_new_ref(frame->current);
buf = buffer_get(vo, src);
osd_buf = osd_buffer_get(vo);
if (buf && buf->image) {
wl_surface_attach(wl->video_surface, buf->buffer, 0, 0);
wl_surface_damage_buffer(wl->video_surface, 0, 0, buf->image->w,
buf->image->h);
if (osd_buf && osd_buf->buffer) {
if (draw_osd(vo, &osd_buf->image, pts)) {
wl_surface_attach(wl->osd_surface, osd_buf->buffer, 0, 0);
wl_surface_damage_buffer(wl->osd_surface, 0, 0, osd_buf->image.w,
osd_buf->image.h);
}
}
}
}
static void flip_page(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
wl_surface_commit(wl->video_surface);
wl_surface_commit(wl->osd_surface);
wl_surface_commit(wl->surface);
if (!wl->opts->disable_vsync)
vo_wayland_wait_frame(wl);
if (wl->use_present)
present_sync_swap(wl->present);
}
static void get_vsync(struct vo *vo, struct vo_vsync_info *info)
{
struct vo_wayland_state *wl = vo->wl;
if (wl->use_present)
present_sync_get_info(wl->present, info);
}
static bool is_supported_fmt(int fmt)
{
return (fmt == IMGFMT_DRMPRIME || fmt == IMGFMT_VAAPI);
}
static int query_format(struct vo *vo, int format)
{
return is_supported_fmt(format);
}
static int reconfig(struct vo *vo, struct mp_image *img)
{
struct priv *p = vo->priv;
// If we have a supported format but no hw_subfmt, this
// is probably handle_force_window. Consider it valid.
if (is_supported_fmt(img->params.imgfmt) && img->params.hw_subfmt == IMGFMT_NONE)
goto done;
if (!drm_format_check(vo, img)) {
MP_ERR(vo, "Unable to get drm format from hardware decoding!\n");
return VO_ERROR;
}
if (!ra_compatible_format(p->ctx->ra, p->drm_format, p->drm_modifier)) {
MP_ERR(vo, "Format '%s' with modifier '(%016lx)' is not supported by"
" the compositor.\n", mp_tag_str(p->drm_format), p->drm_modifier);
return VO_ERROR;
}
done:
if (!vo_wayland_reconfig(vo))
return VO_ERROR;
// Immediately destroy all buffers if params change.
destroy_buffers(vo);
return 0;
}
static int control(struct vo *vo, uint32_t request, void *data)
{
struct priv *p = vo->priv;
int events = 0;
int ret;
switch (request) {
case VOCTRL_RESET:
p->destroy_buffers = true;
return VO_TRUE;
case VOCTRL_SET_PANSCAN:
resize(vo);
return VO_TRUE;
}
ret = vo_wayland_control(vo, &events, request, data);
if (events & VO_EVENT_RESIZE)
resize(vo);
if (events & VO_EVENT_EXPOSE)
vo->want_redraw = true;
vo_event(vo, events);
return ret;
}
static void uninit(struct vo *vo)
{
struct priv *p = vo->priv;
destroy_buffers(vo);
destroy_osd_buffers(vo);
if (p->osd_shm_pool)
wl_shm_pool_destroy(p->osd_shm_pool);
if (p->solid_buffer_pool)
wl_shm_pool_destroy(p->solid_buffer_pool);
if (p->solid_buffer)
wl_buffer_destroy(p->solid_buffer);
ra_hwdec_ctx_uninit(&p->hwdec_ctx);
if (vo->hwdec_devs) {
hwdec_devices_set_loader(vo->hwdec_devs, NULL, NULL);
hwdec_devices_destroy(vo->hwdec_devs);
}
vo_wayland_uninit(vo);
ra_ctx_destroy(&p->ctx);
}
static int preinit(struct vo *vo)
{
struct priv *p = vo->priv;
p->log = vo->log;
p->global = vo->global;
p->ctx = ra_ctx_create_by_name(vo, "wldmabuf");
wl_list_init(&p->buffer_list);
wl_list_init(&p->osd_buffer_list);
if (!p->ctx)
goto err;
assert(p->ctx->ra);
if (!vo->wl->dmabuf || !vo->wl->dmabuf_feedback) {
MP_FATAL(vo->wl, "Compositor doesn't support the %s (ver. 4) protocol!\n",
zwp_linux_dmabuf_v1_interface.name);
goto err;
}
if (!vo->wl->shm) {
MP_FATAL(vo->wl, "Compositor doesn't support the %s protocol!\n",
wl_shm_interface.name);
goto err;
}
if (!vo->wl->video_subsurface) {
MP_FATAL(vo->wl, "Compositor doesn't support the %s protocol!\n",
wl_subcompositor_interface.name);
goto err;
}
if (!vo->wl->viewport) {
MP_FATAL(vo->wl, "Compositor doesn't support the %s protocol!\n",
wp_viewporter_interface.name);
goto err;
}
if (vo->wl->single_pixel_manager) {
#if HAVE_WAYLAND_PROTOCOLS_1_27
p->solid_buffer = wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer(
vo->wl->single_pixel_manager, 0, 0, 0, UINT32_MAX); /* R, G, B, A */
#endif
} else {
int width = 1;
int height = 1;
int stride = MP_ALIGN_UP(width * 4, 16);
int fd = vo_wayland_allocate_memfd(vo, stride);
if (fd < 0)
goto err;
p->solid_buffer_pool = wl_shm_create_pool(vo->wl->shm, fd, height * stride);
close(fd);
if (!p->solid_buffer_pool)
goto err;
p->solid_buffer = wl_shm_pool_create_buffer(
p->solid_buffer_pool, 0, width, height, stride, WL_SHM_FORMAT_XRGB8888);
}
if (!p->solid_buffer)
goto err;
wl_surface_attach(vo->wl->surface, p->solid_buffer, 0, 0);
vo->hwdec_devs = hwdec_devices_create();
p->hwdec_ctx = (struct ra_hwdec_ctx) {
.log = p->log,
.global = p->global,
.ra_ctx = p->ctx,
};
ra_hwdec_ctx_init(&p->hwdec_ctx, vo->hwdec_devs, NULL, true);
// Loop through hardware accelerated formats and only request known
// supported formats.
for (int i = IMGFMT_VDPAU_OUTPUT; i < IMGFMT_AVPIXFMT_START; ++i) {
if (is_supported_fmt(i)) {
struct hwdec_imgfmt_request params = {
.imgfmt = i,
.probing = false,
};
ra_hwdec_ctx_load_fmt(&p->hwdec_ctx, vo->hwdec_devs, &params);
}
}
for (int i = 0; i < p->hwdec_ctx.num_hwdecs; i++) {
struct ra_hwdec *hw = p->hwdec_ctx.hwdecs[i];
if (ra_get_native_resource(p->ctx->ra, "VADisplay")) {
p->hwdec_type = HWDEC_VAAPI;
} else if (strcmp(hw->driver->name, "drmprime") == 0) {
p->hwdec_type = HWDEC_DRMPRIME;
}
}
if (p->hwdec_type == HWDEC_NONE) {
MP_ERR(vo, "No valid hardware decoding driver could be loaded!\n");
goto err;
}
p->src = (struct mp_rect){0, 0, 0, 0};
return 0;
err:
uninit(vo);
return -1;
}
const struct vo_driver video_out_dmabuf_wayland = {
.description = "Wayland dmabuf video output",
.name = "dmabuf-wayland",
.preinit = preinit,
.query_format = query_format,
.reconfig2 = reconfig,
.control = control,
.draw_frame = draw_frame,
.flip_page = flip_page,
.get_vsync = get_vsync,
.wakeup = vo_wayland_wakeup,
.wait_events = vo_wayland_wait_events,
.uninit = uninit,
.priv_size = sizeof(struct priv),
};
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