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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 "video/out/gpu/context.h"
#include "video/out/gpu/d3d11_helpers.h"
#include "video/out/w32_common.h"
#include "common.h"
#include "context.h"
#include "utils.h"
EXTERN_C IMAGE_DOS_HEADER __ImageBase;
#define HINST_THISCOMPONENT ((HINSTANCE)&__ImageBase)
struct priv {
struct mpvk_ctx vk;
struct mp_dxgi_factory_ctx dxgi_ctx;
};
static void win_uninit(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
ra_vk_ctx_uninit(ctx);
mpvk_uninit(&p->vk);
vo_w32_uninit(ctx->vo);
mp_dxgi_factory_uninit(&p->dxgi_ctx);
}
static int color_depth(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
DXGI_OUTPUT_DESC1 desc;
if (mp_dxgi_output_desc_from_hwnd(&p->dxgi_ctx, vo_w32_hwnd(ctx->vo), &desc))
return desc.BitsPerColor;
return -1;
}
static struct pl_color_space preferred_csp(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
DXGI_OUTPUT_DESC1 desc;
if (mp_dxgi_output_desc_from_hwnd(&p->dxgi_ctx, vo_w32_hwnd(ctx->vo), &desc))
return mp_dxgi_desc_to_color_space(&desc);
return (struct pl_color_space){0};
}
static bool win_init(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv = talloc_zero(ctx, struct priv);
struct mpvk_ctx *vk = &p->vk;
int msgl = ctx->opts.probing ? MSGL_V : MSGL_ERR;
if (!mpvk_init(vk, ctx, VK_KHR_WIN32_SURFACE_EXTENSION_NAME))
goto error;
if (!vo_w32_init(ctx->vo))
goto error;
if (ctx->opts.want_alpha)
vo_w32_set_transparency(ctx->vo, ctx->opts.want_alpha);
VkWin32SurfaceCreateInfoKHR wininfo = {
.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR,
.hinstance = HINST_THISCOMPONENT,
.hwnd = vo_w32_hwnd(ctx->vo),
};
struct ra_ctx_params params = {
.color_depth = color_depth,
.preferred_csp = preferred_csp,
};
VkInstance inst = vk->vkinst->instance;
VkResult res = vkCreateWin32SurfaceKHR(inst, &wininfo, NULL, &vk->surface);
if (res != VK_SUCCESS) {
MP_MSG(ctx, msgl, "Failed creating Windows surface\n");
goto error;
}
if (!ra_vk_ctx_init(ctx, vk, params, VK_PRESENT_MODE_FIFO_KHR))
goto error;
return true;
error:
win_uninit(ctx);
return false;
}
static bool resize(struct ra_ctx *ctx)
{
return ra_vk_ctx_resize(ctx, ctx->vo->dwidth, ctx->vo->dheight);
}
static bool win_reconfig(struct ra_ctx *ctx)
{
vo_w32_config(ctx->vo);
return resize(ctx);
}
static int win_control(struct ra_ctx *ctx, int *events, int request, void *arg)
{
int ret = vo_w32_control(ctx->vo, events, request, arg);
if (*events & VO_EVENT_RESIZE) {
if (!resize(ctx))
return VO_ERROR;
}
return ret;
}
static void win_update_render_opts(struct ra_ctx *ctx)
{
vo_w32_set_transparency(ctx->vo, ctx->opts.want_alpha);
}
const struct ra_ctx_fns ra_ctx_vulkan_win = {
.type = "vulkan",
.name = "winvk",
.description = "Win32/Vulkan",
.reconfig = win_reconfig,
.control = win_control,
.update_render_opts = win_update_render_opts,
.init = win_init,
.uninit = win_uninit,
};
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