static int dxva2_device_create9ex(AVHWDeviceContext *ctx, UINT adapter)
{
DXVA2DevicePriv *priv = ctx->user_opaque;
D3DPRESENT_PARAMETERS d3dpp = dxva2_present_params;
D3DDISPLAYMODEEX modeex = {0};
IDirect3D9Ex *d3d9ex = NULL;
IDirect3DDevice9Ex *exdev = NULL;
HRESULT hr;
pDirect3DCreate9Ex *createD3DEx = (pDirect3DCreate9Ex *)GetProcAddress(priv->d3dlib, "Direct3DCreate9Ex");
if (!createD3DEx)
return AVERROR(ENOSYS);
hr = createD3DEx(D3D_SDK_VERSION, &d3d9ex);
if (FAILED(hr))
return AVERROR_UNKNOWN;
IDirect3D9Ex_GetAdapterDisplayModeEx(d3d9ex, adapter, &modeex, NULL);
d3dpp.BackBufferFormat = modeex.Format;
hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, adapter, D3DDEVTYPE_HAL, GetShellWindow(),
FF_D3DCREATE_FLAGS,
&d3dpp, NULL, &exdev);
if (FAILED(hr)) {
IDirect3D9Ex_Release(d3d9ex);
return AVERROR_UNKNOWN;
}
av_log(ctx, AV_LOG_VERBOSE, "Using D3D9Ex device.\n");
priv->d3d9 = (IDirect3D9 *)d3d9ex;
priv->d3d9device = (IDirect3DDevice9 *)exdev;
return 0;
}
static int dxva2_init_decoder(struct lavc_ctx *s, int w, int h)
{
HRESULT hr;
int ret = -1;
struct priv *p = s->hwdec_priv;
TA_FREEP(&p->decoder_pool);
int n_surfaces = hwdec_get_max_refs(s) + ADDITIONAL_SURFACES;
IDirect3DSurface9 **surfaces = NULL;
IDirectXVideoDecoder *decoder = NULL;
void *tmp = talloc_new(NULL);
UINT n_guids;
GUID *device_guids;
hr = IDirectXVideoDecoderService_GetDecoderDeviceGuids(
p->decoder_service, &n_guids, &device_guids);
if (FAILED(hr)) {
MP_ERR(p, "Failed to retrieve decoder device GUIDs: %s\n",
mp_HRESULT_to_str(hr));
goto done;
}
dump_decoder_info(s, device_guids, n_guids);
struct d3d_decoder_fmt fmt =
d3d_select_decoder_mode(s, device_guids, n_guids,
d3d9_formats, MP_ARRAY_SIZE(d3d9_formats),
dxva2_format_supported);
CoTaskMemFree(device_guids);
if (!fmt.format) {
MP_ERR(p, "Failed to find a suitable decoder\n");
goto done;
}
p->mpfmt_decoded = fmt.format->mpfmt;
struct mp_image_pool *decoder_pool =
talloc_steal(tmp, mp_image_pool_new(n_surfaces));
DXVA2_ConfigPictureDecode *decoder_config =
talloc_zero(decoder_pool, DXVA2_ConfigPictureDecode);
int w_align = w, h_align = h;
d3d_surface_align(s, &w_align, &h_align);
DXVA2_VideoDesc video_desc ={
.SampleWidth = w,
.SampleHeight = h,
.Format = fmt.format->dxfmt,
};
UINT n_configs = 0;
DXVA2_ConfigPictureDecode *configs = NULL;
hr = IDirectXVideoDecoderService_GetDecoderConfigurations(
p->decoder_service, fmt.guid, &video_desc, NULL,
&n_configs, &configs);
if (FAILED(hr)) {
MP_ERR(p, "Unable to retrieve decoder configurations: %s\n",
mp_HRESULT_to_str(hr));
goto done;
}
unsigned max_score = 0;
for (UINT i = 0; i < n_configs; i++) {
unsigned score = d3d_decoder_config_score(
s, &configs[i].guidConfigBitstreamEncryption,
configs[i].ConfigBitstreamRaw);
if (score > max_score) {
max_score = score;
*decoder_config = configs[i];
}
}
CoTaskMemFree(configs);
if (!max_score) {
MP_ERR(p, "Failed to find a suitable decoder configuration\n");
goto done;
}
surfaces = talloc_zero_array(decoder_pool, IDirect3DSurface9*, n_surfaces);
hr = IDirectXVideoDecoderService_CreateSurface(
p->decoder_service,
w_align, h_align,
n_surfaces - 1, fmt.format->dxfmt, D3DPOOL_DEFAULT, 0,
DXVA2_VideoDecoderRenderTarget, surfaces, NULL);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create %d video surfaces: %s\n",
n_surfaces, mp_HRESULT_to_str(hr));
goto done;
}
hr = IDirectXVideoDecoderService_CreateVideoDecoder(
p->decoder_service, fmt.guid, &video_desc, decoder_config,
surfaces, n_surfaces, &decoder);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create DXVA2 video decoder: %s\n",
mp_HRESULT_to_str(hr));
goto done;
}
for (int i = 0; i < n_surfaces; i++) {
struct mp_image *img = dxva2_new_ref(decoder, surfaces[i], w, h);
if (!img) {
MP_ERR(p, "Failed to create DXVA2 image\n");
goto done;
}
mp_image_pool_add(decoder_pool, img); // transferred to pool
}
// Pass required information on to ffmpeg.
struct dxva_context *dxva_ctx = s->avctx->hwaccel_context;
dxva_ctx->cfg = decoder_config;
dxva_ctx->decoder = decoder;
dxva_ctx->surface_count = n_surfaces;
dxva_ctx->surface = surfaces;
dxva_ctx->workaround = is_clearvideo(fmt.guid) ?
FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO : 0;
p->decoder_pool = talloc_steal(NULL, decoder_pool);
ret = 0;
done:
// On success, `p->decoder_pool` mp_images still hold refs to `surfaces` and
// `decoder`, so the pointers in the ffmpeg `dxva_context` strcture remain
// valid for the lifetime of the pool.
if (surfaces) {
for (int i = 0; i < n_surfaces; i++)
IDirect3DSurface9_Release(surfaces[i]);
}
if (decoder)
IDirectXVideoDecoder_Release(decoder);
talloc_free(tmp);
return ret;
}
static void destroy_device(struct lavc_ctx *s)
{
struct priv *p = s->hwdec_priv;
if (p->device)
IDirect3DDevice9_Release(p->device);
if (p->d3d9)
IDirect3D9_Release(p->d3d9);
}
static bool create_device(struct lavc_ctx *s)
{
struct priv *p = s->hwdec_priv;
d3d_load_dlls();
if (!d3d9_dll) {
MP_ERR(p, "Failed to load D3D9 library\n");
return false;
}
HRESULT (WINAPI *Direct3DCreate9Ex)(UINT, IDirect3D9Ex **) =
(void *)GetProcAddress(d3d9_dll, "Direct3DCreate9Ex");
if (!Direct3DCreate9Ex) {
MP_ERR(p, "Failed to locate Direct3DCreate9Ex\n");
return false;
}
IDirect3D9Ex *d3d9ex = NULL;
HRESULT hr = Direct3DCreate9Ex(D3D_SDK_VERSION, &d3d9ex);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create IDirect3D9Ex object\n");
return false;
}
UINT adapter = D3DADAPTER_DEFAULT;
D3DDISPLAYMODEEX modeex = {0};
IDirect3D9Ex_GetAdapterDisplayModeEx(d3d9ex, adapter, &modeex, NULL);
D3DPRESENT_PARAMETERS present_params = {
.Windowed = TRUE,
.BackBufferWidth = 640,
.BackBufferHeight = 480,
.BackBufferCount = 0,
.BackBufferFormat = modeex.Format,
.SwapEffect = D3DSWAPEFFECT_DISCARD,
.Flags = D3DPRESENTFLAG_VIDEO,
};
IDirect3DDevice9Ex *exdev = NULL;
hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, adapter,
D3DDEVTYPE_HAL,
GetShellWindow(),
D3DCREATE_SOFTWARE_VERTEXPROCESSING |
D3DCREATE_MULTITHREADED |
D3DCREATE_FPU_PRESERVE,
&present_params,
NULL,
&exdev);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create Direct3D device: %s\n",
mp_HRESULT_to_str(hr));
IDirect3D9_Release(d3d9ex);
return false;
}
p->d3d9 = (IDirect3D9 *)d3d9ex;
p->device = (IDirect3DDevice9 *)exdev;
return true;
}
static void dxva2_uninit(struct lavc_ctx *s)
{
struct priv *p = s->hwdec_priv;
if (!p)
return;
av_freep(&s->avctx->hwaccel_context);
talloc_free(p->decoder_pool);
if (p->decoder_service)
IDirectXVideoDecoderService_Release(p->decoder_service);
if (p->device_manager && p->device_handle != INVALID_HANDLE_VALUE)
IDirect3DDeviceManager9_CloseDeviceHandle(p->device_manager, p->device_handle);
if (p->device_manager)
IDirect3DDeviceManager9_Release(p->device_manager);
destroy_device(s);
TA_FREEP(&s->hwdec_priv);
}
static int dxva2_init(struct lavc_ctx *s)
{
HRESULT hr;
struct priv *p = talloc_zero(NULL, struct priv);
if (!p)
return -1;
s->hwdec_priv = p;
p->device_handle = INVALID_HANDLE_VALUE;
p->log = mp_log_new(s, s->log, "dxva2");
if (s->hwdec->type == HWDEC_DXVA2_COPY) {
mp_check_gpu_memcpy(p->log, NULL);
p->sw_pool = talloc_steal(p, mp_image_pool_new(17));
}
p->device = hwdec_devices_load(s->hwdec_devs, s->hwdec->type);
if (p->device) {
IDirect3D9_AddRef(p->device);
MP_VERBOSE(p, "Using VO-supplied device %p.\n", p->device);
} else if (s->hwdec->type == HWDEC_DXVA2) {
MP_ERR(p, "No Direct3D device provided for native dxva2 decoding\n");
goto fail;
} else {
if (!create_device(s))
goto fail;
}
d3d_load_dlls();
if (!dxva2_dll) {
MP_ERR(p, "Failed to load DXVA2 library\n");
goto fail;
}
HRESULT (WINAPI *CreateDeviceManager9)(UINT *, IDirect3DDeviceManager9 **) =
(void *)GetProcAddress(dxva2_dll, "DXVA2CreateDirect3DDeviceManager9");
if (!CreateDeviceManager9) {
MP_ERR(p, "Failed to locate DXVA2CreateDirect3DDeviceManager9\n");
goto fail;
}
unsigned reset_token = 0;
hr = CreateDeviceManager9(&reset_token, &p->device_manager);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create Direct3D device manager: %s\n",
mp_HRESULT_to_str(hr));
goto fail;
}
hr = IDirect3DDeviceManager9_ResetDevice(p->device_manager,
p->device, reset_token);
if (FAILED(hr)) {
MP_ERR(p, "Failed to bind Direct3D device to device manager: %s\n",
mp_HRESULT_to_str(hr));
goto fail;
}
hr = IDirect3DDeviceManager9_OpenDeviceHandle(p->device_manager,
&p->device_handle);
if (FAILED(hr)) {
MP_ERR(p, "Failed to open device handle: %s\n",
mp_HRESULT_to_str(hr));
goto fail;
}
hr = IDirect3DDeviceManager9_GetVideoService(
p->device_manager, p->device_handle, &IID_IDirectXVideoDecoderService,
(void **)&p->decoder_service);
if (FAILED(hr)) {
MP_ERR(p, "Failed to create IDirectXVideoDecoderService: %s\n",
mp_HRESULT_to_str(hr));
goto fail;
}
s->avctx->hwaccel_context = av_mallocz(sizeof(struct dxva_context));
if (!s->avctx->hwaccel_context)
goto fail;
return 0;
fail:
dxva2_uninit(s);
return -1;
}
static int dxva2_probe(struct lavc_ctx *ctx, struct vd_lavc_hwdec *hwdec,
const char *codec)
{
// dxva2-copy can do without external context; dxva2 requires it.
if (hwdec->type == HWDEC_DXVA2) {
if (!hwdec_devices_load(ctx->hwdec_devs, HWDEC_DXVA2))
return HWDEC_ERR_NO_CTX;
} else {
hwdec_devices_load(ctx->hwdec_devs, HWDEC_DXVA2_COPY);
}
return d3d_probe_codec(codec);
}
const struct vd_lavc_hwdec mp_vd_lavc_dxva2 = {
.type = HWDEC_DXVA2,
.image_format = IMGFMT_DXVA2,
.probe = dxva2_probe,
.init = dxva2_init,
.uninit = dxva2_uninit,
.init_decoder = dxva2_init_decoder,
.allocate_image = dxva2_allocate_image,
};
const struct vd_lavc_hwdec mp_vd_lavc_dxva2_copy = {
.type = HWDEC_DXVA2_COPY,
.copying = true,
.image_format = IMGFMT_DXVA2,
.probe = dxva2_probe,
.init = dxva2_init,
.uninit = dxva2_uninit,
.init_decoder = dxva2_init_decoder,
.allocate_image = dxva2_allocate_image,
.process_image = dxva2_retrieve_image,
.delay_queue = HWDEC_DELAY_QUEUE_COUNT,
};
HRESULT D3D9_CreateDevice(vlc_object_t *o, d3d9_handle_t *hd3d, HWND hwnd,
const video_format_t *source, d3d9_device_t *out)
{
HRESULT hr;
UINT AdapterToUse = D3DADAPTER_DEFAULT;
D3DDEVTYPE DeviceType = D3DDEVTYPE_HAL;
#ifndef NDEBUG
// Look for 'NVIDIA PerfHUD' adapter
// If it is present, override default settings
for (UINT Adapter=0; Adapter< IDirect3D9_GetAdapterCount(hd3d->obj); ++Adapter) {
D3DADAPTER_IDENTIFIER9 Identifier;
hr = IDirect3D9_GetAdapterIdentifier(hd3d->obj,Adapter,0,&Identifier);
if (SUCCEEDED(hr) && strstr(Identifier.Description,"PerfHUD") != 0) {
AdapterToUse = Adapter;
DeviceType = D3DDEVTYPE_REF;
break;
}
}
#endif
/*
** Get device capabilities
*/
ZeroMemory(&out->caps, sizeof(out->caps));
hr = IDirect3D9_GetDeviceCaps(hd3d->obj, AdapterToUse, DeviceType, &out->caps);
if (FAILED(hr)) {
msg_Err(o, "Could not read adapter capabilities. (hr=0x%0lx)", hr);
return hr;
}
msg_Dbg(o, "D3D9 device caps 0x%0lX / 0x%0lX", out->caps.DevCaps, out->caps.DevCaps2);
/* TODO: need to test device capabilities and select the right render function */
if (!(out->caps.DevCaps2 & D3DDEVCAPS2_CAN_STRETCHRECT_FROM_TEXTURES)) {
msg_Err(o, "Device does not support stretching from textures.");
return E_INVALIDARG;
}
if ( source->i_width > out->caps.MaxTextureWidth ||
source->i_height > out->caps.MaxTextureHeight )
{
msg_Err(o, "Textures too large %ux%u max possible: %ux%u",
source->i_width, source->i_height,
(unsigned) out->caps.MaxTextureWidth,
(unsigned) out->caps.MaxTextureHeight);
return E_INVALIDARG;
}
out->adapterId = AdapterToUse;
out->hwnd = hwnd;
if (D3D9_FillPresentationParameters(hd3d, source, out))
{
msg_Err(o, "Could not presentation parameters");
return E_INVALIDARG;
}
/* */
D3DADAPTER_IDENTIFIER9 d3dai;
if (FAILED(IDirect3D9_GetAdapterIdentifier(hd3d->obj, AdapterToUse,0, &d3dai))) {
msg_Warn(o, "IDirect3D9_GetAdapterIdentifier failed");
} else {
msg_Dbg(o, "Direct3d9 Device: %s %lx %lx %lx", d3dai.Description,
d3dai.VendorId, d3dai.DeviceId, d3dai.Revision );
}
DWORD thread_modes[] = { D3DCREATE_MULTITHREADED, 0 };
DWORD vertex_modes[] = { D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE,
D3DCREATE_HARDWARE_VERTEXPROCESSING,
D3DCREATE_MIXED_VERTEXPROCESSING,
D3DCREATE_SOFTWARE_VERTEXPROCESSING };
for (size_t t = 0; t < ARRAY_SIZE(thread_modes); t++)
{
for (size_t v = 0; v < ARRAY_SIZE(vertex_modes); v++)
{
DWORD creationFlags = thread_modes[t] | vertex_modes[v];
if (hd3d->use_ex)
hr = IDirect3D9Ex_CreateDeviceEx(hd3d->objex, AdapterToUse,
DeviceType, hwnd,
creationFlags,
&out->pp, NULL, &out->devex);
else
hr = IDirect3D9_CreateDevice(hd3d->obj, AdapterToUse,
DeviceType, hwnd,
creationFlags,
&out->pp, &out->dev);
if (SUCCEEDED(hr))
{
out->owner = true;
return hr;
}
}
}
msg_Err(o, "failed to create the D3D9%s device %d/%d. (hr=0x%lX)",
hd3d->use_ex?"Ex":"", AdapterToUse, DeviceType, hr);
return hr;
}