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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 <https://www.gnu.org/licenses/>.
*/
#include <libplacebo/config.h>
#ifdef PL_HAVE_D3D11
#include <libplacebo/d3d11.h>
#endif
#ifdef PL_HAVE_OPENGL
#include <libplacebo/opengl.h>
#endif
#include "context.h"
#include "config.h"
#include "common/common.h"
#include "options/m_config.h"
#include "video/out/placebo/utils.h"
#include "video/out/gpu/video.h"
#if HAVE_D3D11
#include "osdep/windows_utils.h"
#include "video/out/d3d11/ra_d3d11.h"
#include "video/out/d3d11/context.h"
#endif
#if HAVE_GL
#include "video/out/opengl/context.h"
#include "video/out/opengl/ra_gl.h"
#endif
#if HAVE_VULKAN
#include "video/out/vulkan/context.h"
#endif
struct priv {
#ifdef PL_HAVE_D3D11
pl_d3d11 d3d11;
#endif
#ifdef PL_HAVE_OPENGL
pl_opengl opengl;
#else
char dummy;
#endif
};
#if HAVE_D3D11
static bool d3d11_pl_init(struct vo *vo, struct gpu_ctx *ctx, struct priv *p,
struct ra_ctx_opts *ctx_opts)
{
#if !defined(PL_HAVE_D3D11)
MP_MSG(ctx, vo->probing ? MSGL_V : MSGL_ERR,
"libplacebo was built without D3D11 support.\n");
return false;
#else // defined(PL_HAVE_D3D11)
bool success = false;
ID3D11Device *device = ra_d3d11_get_device(ctx->ra_ctx->ra);
IDXGISwapChain *swapchain = ra_d3d11_ctx_get_swapchain(ctx->ra_ctx);
if (!device || !swapchain) {
mp_err(ctx->log,
"Failed to receive required components from the mpv d3d11 "
"context! (device: %s, swap chain: %s)\n",
device ? "OK" : "failed",
swapchain ? "OK" : "failed");
goto err_out;
}
p->d3d11 = pl_d3d11_create(ctx->pllog, pl_d3d11_params(
.device = device,
));
if (!p->d3d11) {
mp_err(ctx->log, "Failed to acquire a d3d11 libplacebo context!\n");
goto err_out;
}
ctx->gpu = p->d3d11->gpu;
mppl_log_set_probing(ctx->pllog, false);
ctx->swapchain = pl_d3d11_create_swapchain(p->d3d11,
pl_d3d11_swapchain_params(
.swapchain = swapchain,
)
);
if (!ctx->swapchain) {
mp_err(ctx->log, "Failed to acquire a d3d11 libplacebo swap chain!\n");
goto err_out;
}
success = true;
err_out:
SAFE_RELEASE(swapchain);
SAFE_RELEASE(device);
return success;
#endif // defined(PL_HAVE_D3D11)
}
#endif // HAVE_D3D11
struct gpu_ctx *gpu_ctx_create(struct vo *vo, struct gl_video_opts *gl_opts)
{
struct gpu_ctx *ctx = talloc_zero(NULL, struct gpu_ctx);
ctx->log = vo->log;
ctx->priv = talloc_zero(ctx, struct priv);
struct priv *p = ctx->priv;
struct ra_ctx_opts *ctx_opts = mp_get_config_group(ctx, vo->global, &ra_ctx_conf);
ctx_opts->want_alpha = gl_opts->alpha_mode == ALPHA_YES;
ctx->ra_ctx = ra_ctx_create(vo, *ctx_opts);
if (!ctx->ra_ctx)
goto err_out;
#if HAVE_VULKAN
struct mpvk_ctx *vkctx = ra_vk_ctx_get(ctx->ra_ctx);
if (vkctx) {
ctx->pllog = vkctx->pllog;
ctx->gpu = vkctx->gpu;
ctx->swapchain = vkctx->swapchain;
return ctx;
}
#endif
ctx->pllog = mppl_log_create(ctx->log);
if (!ctx->pllog)
goto err_out;
mppl_log_set_probing(ctx->pllog, vo->probing);
#if HAVE_D3D11
if (ra_is_d3d11(ctx->ra_ctx->ra)) {
if (!d3d11_pl_init(vo, ctx, p, ctx_opts))
goto err_out;
return ctx;
}
#endif
#if HAVE_GL && defined(PL_HAVE_OPENGL)
if (ra_is_gl(ctx->ra_ctx->ra)) {
p->opengl = pl_opengl_create(ctx->pllog, pl_opengl_params(
.debug = ctx_opts->debug,
.allow_software = ctx_opts->allow_sw,
));
if (!p->opengl)
goto err_out;
ctx->gpu = p->opengl->gpu;
mppl_log_set_probing(ctx->pllog, false);
ctx->swapchain = pl_opengl_create_swapchain(p->opengl, pl_opengl_swapchain_params(
.max_swapchain_depth = vo->opts->swapchain_depth,
));
if (!ctx->swapchain)
goto err_out;
return ctx;
}
#elif HAVE_GL
if (ra_is_gl(ctx->ra_ctx->ra)) {
MP_MSG(ctx, vo->probing ? MSGL_V : MSGL_ERR,
"libplacebo was built without OpenGL support.\n");
}
#endif
err_out:
gpu_ctx_destroy(&ctx);
return NULL;
}
bool gpu_ctx_resize(struct gpu_ctx *ctx, int w, int h)
{
#if HAVE_VULKAN
if (ra_vk_ctx_get(ctx->ra_ctx))
// vulkan RA handles this by itself
return true;
#endif
return pl_swapchain_resize(ctx->swapchain, &w, &h);
}
void gpu_ctx_destroy(struct gpu_ctx **ctxp)
{
struct gpu_ctx *ctx = *ctxp;
if (!ctx)
return;
if (!ctx->ra_ctx)
goto skip_common_pl_cleanup;
struct priv *p = ctx->priv;
#if HAVE_VULKAN
if (ra_vk_ctx_get(ctx->ra_ctx))
// vulkan RA context handles pl cleanup by itself,
// skip common local clean-up.
goto skip_common_pl_cleanup;
#endif
if (ctx->swapchain)
pl_swapchain_destroy(&ctx->swapchain);
#if HAVE_GL && defined(PL_HAVE_OPENGL)
if (ra_is_gl(ctx->ra_ctx->ra)) {
pl_opengl_destroy(&p->opengl);
}
#endif
#if HAVE_D3D11 && defined(PL_HAVE_D3D11)
if (ra_is_d3d11(ctx->ra_ctx->ra)) {
pl_d3d11_destroy(&p->d3d11);
}
#endif
if (ctx->pllog)
pl_log_destroy(&ctx->pllog);
skip_common_pl_cleanup:
ra_ctx_destroy(&ctx->ra_ctx);
talloc_free(ctx);
*ctxp = NULL;
}
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