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vlc/modules/codec/avcodec/dxva2.c

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/*****************************************************************************
* dxva2.c: Video Acceleration helpers
*****************************************************************************
* Copyright (C) 2009 Geoffroy Couprie
* Copyright (C) 2009 Laurent Aimar
*
* Authors: Geoffroy Couprie <geal@videolan.org>
* Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <assert.h>
#include <vlc_common.h>
#include <vlc_picture.h>
#include <vlc_plugin.h>
#define DXVA2API_USE_BITFIELDS
#define COBJMACROS
#include <libavcodec/dxva2.h>
#include "../../video_chroma/d3d9_fmt.h"
typedef picture_sys_d3d9_t VA_PICSYS;
#include "va_surface.h"
#include "directx_va.h"
static int Open(vlc_va_t *, AVCodecContext *, enum PixelFormat,
const es_format_t *, void *);
vlc_module_begin()
set_description(N_("DirectX Video Acceleration (DXVA) 2.0"))
set_category(CAT_INPUT)
set_subcategory(SUBCAT_INPUT_VCODEC)
set_va_callback(Open, 110)
vlc_module_end()
#include <initguid.h> /* must be last included to not redefine existing GUIDs */
/* dxva2api.h GUIDs: http://msdn.microsoft.com/en-us/library/windows/desktop/ms697067(v=vs100).aspx
* assume that they are declared in dxva2api.h */
#define MS_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8)
#ifdef __MINGW32__
# include <_mingw.h>
# if !defined(__MINGW64_VERSION_MAJOR)
# undef MS_GUID
# define MS_GUID DEFINE_GUID /* dxva2api.h fails to declare those, redefine as static */
# define DXVA2_E_NEW_VIDEO_DEVICE MAKE_HRESULT(1, 4, 4097)
# else
# include <dxva.h>
# endif
#endif /* __MINGW32__ */
MS_GUID(IID_IDirectXVideoDecoderService, 0xfc51a551, 0xd5e7, 0x11d9, 0xaf,0x55,0x00,0x05,0x4e,0x43,0xff,0x02);
MS_GUID(IID_IDirectXVideoAccelerationService, 0xfc51a550, 0xd5e7, 0x11d9, 0xaf,0x55,0x00,0x05,0x4e,0x43,0xff,0x02);
DEFINE_GUID(DXVA2_NoEncrypt, 0x1b81bed0, 0xa0c7, 0x11d3, 0xb9, 0x84, 0x00, 0xc0, 0x4f, 0x2e, 0x73, 0xc5);
DEFINE_GUID(DXVA_Intel_H264_NoFGT_ClearVideo, 0x604F8E68, 0x4951, 0x4c54, 0x88, 0xFE, 0xAB, 0xD2, 0x5C, 0x15, 0xB3, 0xD6);
/* */
typedef struct {
const char *name;
D3DFORMAT format;
vlc_fourcc_t codec;
} d3d9_format_t;
/* XXX Prefered format must come first */
static const d3d9_format_t d3d_formats[] = {
{ "YV12", MAKEFOURCC('Y','V','1','2'), VLC_CODEC_YV12 },
{ "NV12", MAKEFOURCC('N','V','1','2'), VLC_CODEC_NV12 },
//{ "IMC3", MAKEFOURCC('I','M','C','3'), VLC_CODEC_YV12 },
{ "P010", MAKEFOURCC('P','0','1','0'), VLC_CODEC_P010 },
{ NULL, 0, 0 }
};
static const d3d9_format_t *D3dFindFormat(D3DFORMAT format)
{
for (unsigned i = 0; d3d_formats[i].name; i++) {
if (d3d_formats[i].format == format)
return &d3d_formats[i];
}
return NULL;
}
struct vlc_va_sys_t
{
directx_sys_t dx_sys;
/* Direct3D */
d3d9_handle_t hd3d;
d3d9_device_t d3d_dev;
/* DLL */
HINSTANCE dxva2_dll;
/* Device manager */
IDirect3DDeviceManager9 *devmng;
HANDLE device;
/* Video service */
D3DFORMAT render;
/* Video decoder */
DXVA2_ConfigPictureDecode cfg;
GUID decoder_guid;
IDirectXVideoDecoderService *d3ddec;
/* pool */
IDirect3DSurface9 *hw_surface[MAX_SURFACE_COUNT];
/* avcodec internals */
struct dxva_context hw;
};
/* */
static int D3dCreateDevice(vlc_va_t *);
static void D3dDestroyDevice(vlc_va_t *);
static int DxGetInputList(vlc_va_t *, input_list_t *);
static int DxSetupOutput(vlc_va_t *, const GUID *, const video_format_t *);
static int DxCreateVideoDecoder(vlc_va_t *, int codec_id,
const video_format_t *, unsigned surface_count);
static void DxDestroyVideoDecoder(vlc_va_sys_t *);
static void SetupAVCodecContext(vlc_va_sys_t *sys, unsigned surfaces)
{
sys->hw.cfg = &sys->cfg;
sys->hw.surface_count = surfaces;
sys->hw.surface = sys->hw_surface;
if (IsEqualGUID(&sys->decoder_guid, &DXVA_Intel_H264_NoFGT_ClearVideo))
sys->hw.workaround |= FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO;
}
static void d3d9_pic_context_destroy(struct picture_context_t *opaque)
{
struct va_pic_context *pic_ctx = (struct va_pic_context*)opaque;
if (pic_ctx->va_surface)
{
ReleaseD3D9PictureSys(&pic_ctx->picsys);
va_surface_Release(pic_ctx->va_surface);
free(pic_ctx);
}
}
static struct va_pic_context *CreatePicContext(IDirect3DSurface9 *, IDirectXVideoDecoder *);
static struct picture_context_t *d3d9_pic_context_copy(struct picture_context_t *ctx)
{
struct va_pic_context *src_ctx = (struct va_pic_context*)ctx;
struct va_pic_context *pic_ctx = CreatePicContext(src_ctx->picsys.surface, src_ctx->picsys.decoder);
if (unlikely(pic_ctx==NULL))
return NULL;
pic_ctx->va_surface = src_ctx->va_surface;
va_surface_AddRef(pic_ctx->va_surface);
return &pic_ctx->s;
}
static struct va_pic_context *CreatePicContext(IDirect3DSurface9 *surface, IDirectXVideoDecoder *decoder)
{
struct va_pic_context *pic_ctx = calloc(1, sizeof(*pic_ctx));
if (unlikely(pic_ctx==NULL))
return NULL;
pic_ctx->s.destroy = d3d9_pic_context_destroy;
pic_ctx->s.copy = d3d9_pic_context_copy;
pic_ctx->picsys.surface = surface;
pic_ctx->picsys.decoder = decoder;
AcquireD3D9PictureSys(&pic_ctx->picsys);
return pic_ctx;
}
static struct va_pic_context* NewSurfacePicContext(vlc_va_t *va, int surface_index, vlc_va_surface_t *va_surface)
{
vlc_va_sys_t *sys = va->sys;
struct va_pic_context *pic_ctx = CreatePicContext(sys->hw_surface[surface_index], sys->hw.decoder);
if (unlikely(pic_ctx==NULL))
return NULL;
/* all the resources are acquired during surfaces init, and a second time in
* CreatePicContext(), undo one of them otherwise we need an extra release
* when the pool is emptied */
ReleaseD3D9PictureSys(&pic_ctx->picsys);
pic_ctx->va_surface = va_surface;
return pic_ctx;
}
static int Get(vlc_va_t *va, picture_t *pic, uint8_t **data)
{
vlc_va_sys_t *sys = va->sys;
/* Check the device */
HRESULT hr = IDirect3DDeviceManager9_TestDevice(sys->devmng, sys->device);
if (FAILED(hr)) {
if (hr == DXVA2_E_NEW_VIDEO_DEVICE)
msg_Warn(va, "New video device detected.");
else
msg_Err(va, "device not usable. (hr=0x%lX)", hr);
return VLC_EGENERIC;
}
picture_context_t *pic_ctx = va_pool_Get(&sys->dx_sys.va_pool);
if (likely(pic_ctx==NULL))
return VLC_ENOITEM;
pic->context = pic_ctx;
*data = (uint8_t*)((struct va_pic_context*)pic->context)->picsys.surface;
return VLC_SUCCESS;
}
static void Close(vlc_va_t *va)
{
vlc_va_sys_t *sys = va->sys;
directx_va_Close(va, &sys->dx_sys);
if (sys->dxva2_dll)
FreeLibrary(sys->dxva2_dll);
free(sys);
}
static const struct vlc_va_operations ops = { Get, Close, };
static int Open(vlc_va_t *va, AVCodecContext *ctx, enum PixelFormat pix_fmt,
const es_format_t *fmt, void *picsys)
{
int err = VLC_EGENERIC;
directx_sys_t *dx_sys;
if (pix_fmt != AV_PIX_FMT_DXVA2_VLD)
return VLC_EGENERIC;
ctx->hwaccel_context = NULL;
vlc_va_sys_t *sys = calloc(1, sizeof (*sys));
if (unlikely(sys == NULL))
return VLC_ENOMEM;
/* Load dll*/
picture_sys_d3d9_t *p_sys = picsys;
if (p_sys!=NULL && p_sys->surface!=NULL)
{
IDirect3DDevice9 *device;
if ( FAILED(IDirect3DSurface9_GetDevice( p_sys->surface, &device )) )
{
free( sys );
goto error;
}
if ( D3D9_CreateExternal(&sys->hd3d, device) != VLC_SUCCESS ||
FAILED(D3D9_CreateDeviceExternal( device, &sys->hd3d, &sys->d3d_dev)) )
{
IDirect3DDevice9_Release(device);
free( sys );
goto error;
}
D3DSURFACE_DESC src;
if (SUCCEEDED(IDirect3DSurface9_GetDesc(p_sys->surface, &src)))
sys->render = src.Format;
}
else if (D3D9_Create(va, &sys->hd3d) != VLC_SUCCESS) {
msg_Warn(va, "cannot load d3d9.dll");
free( sys );
goto error;
}
/* Load dll*/
sys->dxva2_dll = LoadLibrary(TEXT("DXVA2.DLL"));
if (!sys->dxva2_dll) {
msg_Warn(va, "cannot load DXVA2 decoder DLL");
D3D9_Destroy( &sys->hd3d );
free( sys );
return VLC_EGENERIC;
}
dx_sys = &sys->dx_sys;
static const struct va_pool_cfg pool_cfg = {
D3dCreateDevice,
D3dDestroyDevice,
DxCreateVideoDecoder,
DxDestroyVideoDecoder,
SetupAVCodecContext,
NewSurfacePicContext,
};
dx_sys->pf_get_input_list = DxGetInputList;
dx_sys->pf_setup_output = DxSetupOutput;
va->sys = sys;
err = directx_va_Open(va, &pool_cfg, &sys->dx_sys);
if (err!=VLC_SUCCESS)
goto error;
video_format_t fmt_out;
err = directx_va_Setup(va, &sys->dx_sys, ctx, fmt, 0, &fmt_out, &sys->hw.surface_count, &sys->decoder_guid);
if (err != VLC_SUCCESS)
goto error;
err = va_pool_SetupDecoder(va, &sys->dx_sys.va_pool, ctx, &fmt_out, sys->hw.surface_count);
if (err != VLC_SUCCESS)
goto error;
D3DADAPTER_IDENTIFIER9 d3dai;
if (SUCCEEDED(IDirect3D9_GetAdapterIdentifier(sys->hd3d.obj,
sys->d3d_dev.adapterId, 0, &d3dai))) {
msg_Info(va, "Using DXVA2 (%.*s, vendor %s(%lx), device %lx, revision %lx)",
(int)sizeof(d3dai.Description), d3dai.Description,
DxgiVendorStr(d3dai.VendorId), d3dai.VendorId, d3dai.DeviceId, d3dai.Revision);
}
ctx->hwaccel_context = &sys->hw;
va->ops = &ops;
return VLC_SUCCESS;
error:
Close(va);
return VLC_EGENERIC;
}
/* */
/**
* It creates a Direct3D device usable for DXVA 2
*/
static int D3dCreateDevice(vlc_va_t *va)
{
vlc_va_sys_t *sys = va->sys;
if (!sys->d3d_dev.dev) {
HRESULT hr = D3D9_CreateDevice(va, &sys->hd3d, -1, &sys->d3d_dev);
if (FAILED(hr))
{
msg_Err(va, "IDirect3D9_CreateDevice failed");
return VLC_EGENERIC;
}
} else {
msg_Dbg(va, "Reusing Direct3D9 device");
}
HRESULT (WINAPI *CreateDeviceManager9)(UINT *pResetToken,
IDirect3DDeviceManager9 **);
CreateDeviceManager9 =
(void *)GetProcAddress(sys->dxva2_dll,
"DXVA2CreateDirect3DDeviceManager9");
if (!CreateDeviceManager9) {
msg_Err(va, "cannot load function");
return VLC_EGENERIC;
}
msg_Dbg(va, "got CreateDeviceManager9");
UINT token;
if (FAILED(CreateDeviceManager9(&token, &sys->devmng))) {
msg_Err(va, " OurDirect3DCreateDeviceManager9 failed");
return VLC_EGENERIC;
}
msg_Dbg(va, "obtained IDirect3DDeviceManager9");
HRESULT hr = IDirect3DDeviceManager9_ResetDevice(sys->devmng, sys->d3d_dev.dev, token);
if (FAILED(hr)) {
msg_Err(va, "IDirect3DDeviceManager9_ResetDevice failed: 0x%lX)", hr);
IDirect3DDeviceManager9_Release(sys->devmng);
return VLC_EGENERIC;
}
hr = IDirect3DDeviceManager9_OpenDeviceHandle(sys->devmng, &sys->device);
if (FAILED(hr)) {
msg_Err(va, "OpenDeviceHandle failed");
IDirect3DDeviceManager9_Release(sys->devmng);
return VLC_EGENERIC;
}
void *pv;
hr = IDirect3DDeviceManager9_GetVideoService(sys->devmng, sys->device,
&IID_IDirectXVideoDecoderService, &pv);
if (FAILED(hr)) {
msg_Err(va, "GetVideoService failed");
IDirect3DDeviceManager9_CloseDeviceHandle(sys->devmng, sys->device);
IDirect3DDeviceManager9_Release(sys->devmng);
return VLC_EGENERIC;
}
sys->d3ddec = pv;
return VLC_SUCCESS;
}
/**
* It releases a Direct3D device and its resources.
*/
static void D3dDestroyDevice(vlc_va_t *va)
{
vlc_va_sys_t *sys = va->sys;
HRESULT hr = IDirect3DDeviceManager9_CloseDeviceHandle(sys->devmng, sys->device);
if (FAILED(hr))
msg_Warn(va, "Failed to release device handle 0x%p. (hr=0x%lX)", sys->device, hr);
IDirectXVideoDecoderService_Release(sys->d3ddec);
IDirect3DDeviceManager9_Release(sys->devmng);
D3D9_ReleaseDevice(&sys->d3d_dev);
D3D9_Destroy( &sys->hd3d );
}
static void ReleaseInputList(input_list_t *p_list)
{
CoTaskMemFree(p_list->list);
}
static int DxGetInputList(vlc_va_t *va, input_list_t *p_list)
{
vlc_va_sys_t *sys = va->sys;
UINT input_count = 0;
GUID *input_list = NULL;
if (FAILED(IDirectXVideoDecoderService_GetDecoderDeviceGuids(sys->d3ddec,
&input_count,
&input_list))) {
msg_Err(va, "IDirectXVideoDecoderService_GetDecoderDeviceGuids failed");
return VLC_EGENERIC;
}
p_list->count = input_count;
p_list->list = input_list;
p_list->pf_release = ReleaseInputList;
return VLC_SUCCESS;
}
static int DxSetupOutput(vlc_va_t *va, const GUID *input, const video_format_t *fmt)
{
VLC_UNUSED(fmt);
vlc_va_sys_t *sys = va->sys;
D3DADAPTER_IDENTIFIER9 identifier;
HRESULT hr = IDirect3D9_GetAdapterIdentifier(sys->hd3d.obj, sys->d3d_dev.adapterId, 0, &identifier);
if (FAILED(hr))
return VLC_EGENERIC;
UINT driverBuild = identifier.DriverVersion.LowPart & 0xFFFF;
if (identifier.VendorId == GPU_MANUFACTURER_INTEL && (identifier.DriverVersion.LowPart >> 16) >= 100)
{
/* new Intel driver format */
driverBuild += ((identifier.DriverVersion.LowPart >> 16) - 100) * 1000;
}
if (!directx_va_canUseDecoder(va, identifier.VendorId, identifier.DeviceId,
input, driverBuild))
{
char* psz_decoder_name = directx_va_GetDecoderName(input);
msg_Warn(va, "GPU blacklisted for %s codec", psz_decoder_name);
free(psz_decoder_name);
return VLC_EGENERIC;
}
int err = VLC_EGENERIC;
UINT output_count = 0;
D3DFORMAT *output_list = NULL;
if (FAILED(IDirectXVideoDecoderService_GetDecoderRenderTargets(sys->d3ddec,
input,
&output_count,
&output_list))) {
msg_Err(va, "IDirectXVideoDecoderService_GetDecoderRenderTargets failed");
return VLC_EGENERIC;
}
for (unsigned j = 0; j < output_count; j++) {
const D3DFORMAT f = output_list[j];
const d3d9_format_t *format = D3dFindFormat(f);
if (format) {
msg_Dbg(va, "%s is supported for output", format->name);
} else {
msg_Dbg(va, "%d is supported for output (%4.4s)", f, (const char*)&f);
}
}
/* */
for (unsigned pass = 0; pass < 2 && err != VLC_SUCCESS; ++pass)
{
for (unsigned j = 0; d3d_formats[j].name; j++) {
const d3d9_format_t *format = &d3d_formats[j];
/* */
bool is_supported = false;
for (unsigned k = 0; !is_supported && k < output_count; k++) {
is_supported = format->format == output_list[k];
}
if (!is_supported)
continue;
if (pass == 0 && format->format != sys->render)
continue;
/* We have our solution */
msg_Dbg(va, "Using decoder output '%s'", format->name);
sys->render = format->format;
err = VLC_SUCCESS;
break;
}
}
CoTaskMemFree(output_list);
return err;
}
/**
* It creates a DXVA2 decoder using the given video format
*/
static int DxCreateVideoDecoder(vlc_va_t *va, int codec_id,
const video_format_t *fmt, unsigned surface_count)
{
vlc_va_sys_t *sys = va->sys;
HRESULT hr;
hr = IDirectXVideoDecoderService_CreateSurface(sys->d3ddec,
fmt->i_width,
fmt->i_height,
surface_count - 1,
sys->render,
D3DPOOL_DEFAULT,
0,
DXVA2_VideoDecoderRenderTarget,
sys->hw_surface,
NULL);
if (FAILED(hr)) {
msg_Err(va, "IDirectXVideoAccelerationService_CreateSurface %d failed (hr=0x%lX)", surface_count - 1, hr);
return VLC_EGENERIC;
}
msg_Dbg(va, "IDirectXVideoAccelerationService_CreateSurface succeed with %d surfaces (%dx%d)",
surface_count, fmt->i_width, fmt->i_height);
IDirect3DSurface9 *tstCrash;
hr = IDirectXVideoDecoderService_CreateSurface(sys->d3ddec,
fmt->i_width,
fmt->i_height,
0,
sys->render,
D3DPOOL_DEFAULT,
0,
DXVA2_VideoDecoderRenderTarget,
&tstCrash,
NULL);
if (FAILED(hr)) {
msg_Err(va, "extra buffer impossible, avoid a crash (hr=0x%lX)", hr);
goto error;
}
IDirect3DSurface9_Release(tstCrash);
/* */
DXVA2_VideoDesc dsc;
ZeroMemory(&dsc, sizeof(dsc));
dsc.SampleWidth = fmt->i_width;
dsc.SampleHeight = fmt->i_height;
dsc.Format = sys->render;
if (fmt->i_frame_rate > 0 && fmt->i_frame_rate_base > 0) {
dsc.InputSampleFreq.Numerator = fmt->i_frame_rate;
dsc.InputSampleFreq.Denominator = fmt->i_frame_rate_base;
} else {
dsc.InputSampleFreq.Numerator = 0;
dsc.InputSampleFreq.Denominator = 0;
}
dsc.OutputFrameFreq = dsc.InputSampleFreq;
dsc.UABProtectionLevel = FALSE;
dsc.Reserved = 0;
/* FIXME I am unsure we can let unknown everywhere */
DXVA2_ExtendedFormat *ext = &dsc.SampleFormat;
ext->SampleFormat = 0;//DXVA2_SampleUnknown;
ext->VideoChromaSubsampling = 0;//DXVA2_VideoChromaSubsampling_Unknown;
ext->NominalRange = 0;//DXVA2_NominalRange_Unknown;
ext->VideoTransferMatrix = 0;//DXVA2_VideoTransferMatrix_Unknown;
ext->VideoLighting = 0;//DXVA2_VideoLighting_Unknown;
ext->VideoPrimaries = 0;//DXVA2_VideoPrimaries_Unknown;
ext->VideoTransferFunction = 0;//DXVA2_VideoTransFunc_Unknown;
/* List all configurations available for the decoder */
UINT cfg_count = 0;
DXVA2_ConfigPictureDecode *cfg_list = NULL;
hr = IDirectXVideoDecoderService_GetDecoderConfigurations(sys->d3ddec,
&sys->decoder_guid,
&dsc,
NULL,
&cfg_count,
&cfg_list);
if (FAILED(hr)) {
msg_Err(va, "IDirectXVideoDecoderService_GetDecoderConfigurations failed. (hr=0x%lX)", hr);
goto error;
}
msg_Dbg(va, "we got %d decoder configurations", cfg_count);
/* Select the best decoder configuration */
int cfg_score = 0;
for (unsigned i = 0; i < cfg_count; i++) {
const DXVA2_ConfigPictureDecode *cfg = &cfg_list[i];
/* */
msg_Dbg(va, "configuration[%d] ConfigBitstreamRaw %d",
i, cfg->ConfigBitstreamRaw);
/* */
int score;
if (cfg->ConfigBitstreamRaw == 1)
score = 1;
else if (codec_id == AV_CODEC_ID_H264 && cfg->ConfigBitstreamRaw == 2)
score = 2;
else
continue;
if (IsEqualGUID(&cfg->guidConfigBitstreamEncryption, &DXVA2_NoEncrypt))
score += 16;
if (cfg_score < score) {
sys->cfg = *cfg;
cfg_score = score;
}
}
CoTaskMemFree(cfg_list);
if (cfg_score <= 0) {
msg_Err(va, "Failed to find a supported decoder configuration");
goto error;
}
/* Create the decoder */
/* adds a reference on each decoder surface */
if (FAILED(IDirectXVideoDecoderService_CreateVideoDecoder(sys->d3ddec,
&sys->decoder_guid,
&dsc,
&sys->cfg,
sys->hw_surface,
surface_count,
&sys->hw.decoder))) {
msg_Err(va, "IDirectXVideoDecoderService_CreateVideoDecoder failed");
goto error;
}
msg_Dbg(va, "IDirectXVideoDecoderService_CreateVideoDecoder succeed");
return VLC_SUCCESS;
error:
for (unsigned i = 0; i < surface_count; i++)
IDirect3DSurface9_Release( sys->hw_surface[i] );
return VLC_EGENERIC;
}
static void DxDestroyVideoDecoder(vlc_va_sys_t *sys)
{
directx_sys_t *dx_sys = &sys->dx_sys;
/* releases a reference on each decoder surface */
if (sys->hw.decoder)
IDirectXVideoDecoder_Release(sys->hw.decoder);
for (unsigned i = 0; i < dx_sys->va_pool.surface_count; i++)
IDirect3DSurface9_Release(sys->hw_surface[i]);
}