#include "libavutil/imgutils.h"
#include "libavutil/pixfmt.h"
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_dxva2.h"
+
/* define all the GUIDs used directly here,
to avoid problems with inconsistent dxva2api.h versions in mingw-w64 and different MSVC version */
#include <initguid.h>
DEFINE_GUID(DXVA2_NoEncrypt, 0x1b81beD0, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
DEFINE_GUID(GUID_NULL, 0x00000000, 0x0000,0x0000,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
-typedef IDirect3D9* WINAPI pDirect3DCreate9(UINT);
-typedef HRESULT WINAPI pCreateDeviceManager9(UINT *, IDirect3DDeviceManager9 **);
-
typedef struct dxva2_mode {
const GUID *guid;
enum AVCodecID codec;
{ NULL, 0 },
};
-typedef struct surface_info {
- int used;
- uint64_t age;
-} surface_info;
-
typedef struct DXVA2Context {
- HMODULE d3dlib;
- HMODULE dxva2lib;
-
- HANDLE deviceHandle;
-
- IDirect3D9 *d3d9;
- IDirect3DDevice9 *d3d9device;
- IDirect3DDeviceManager9 *d3d9devmgr;
- IDirectXVideoDecoderService *decoder_service;
IDirectXVideoDecoder *decoder;
GUID decoder_guid;
DXVA2_ConfigPictureDecode decoder_config;
-
- LPDIRECT3DSURFACE9 *surfaces;
- surface_info *surface_infos;
- uint32_t num_surfaces;
- uint64_t surface_age;
- D3DFORMAT surface_format;
+ IDirectXVideoDecoderService *decoder_service;
AVFrame *tmp_frame;
-} DXVA2Context;
-
-typedef struct DXVA2SurfaceWrapper {
- DXVA2Context *ctx;
- LPDIRECT3DSURFACE9 surface;
- IDirectXVideoDecoder *decoder;
-} DXVA2SurfaceWrapper;
-static void dxva2_destroy_decoder(AVCodecContext *s)
-{
- InputStream *ist = s->opaque;
- DXVA2Context *ctx = ist->hwaccel_ctx;
- int i;
-
- if (ctx->surfaces) {
- for (i = 0; i < ctx->num_surfaces; i++) {
- if (ctx->surfaces[i])
- IDirect3DSurface9_Release(ctx->surfaces[i]);
- }
- }
- av_freep(&ctx->surfaces);
- av_freep(&ctx->surface_infos);
- ctx->num_surfaces = 0;
- ctx->surface_age = 0;
-
- if (ctx->decoder) {
- IDirectXVideoDecoder_Release(ctx->decoder);
- ctx->decoder = NULL;
- }
-}
+ AVBufferRef *hw_device_ctx;
+ AVBufferRef *hw_frames_ctx;
+} DXVA2Context;
static void dxva2_uninit(AVCodecContext *s)
{
ist->hwaccel_get_buffer = NULL;
ist->hwaccel_retrieve_data = NULL;
- if (ctx->decoder)
- dxva2_destroy_decoder(s);
-
if (ctx->decoder_service)
IDirectXVideoDecoderService_Release(ctx->decoder_service);
- if (ctx->d3d9devmgr && ctx->deviceHandle != INVALID_HANDLE_VALUE)
- IDirect3DDeviceManager9_CloseDeviceHandle(ctx->d3d9devmgr, ctx->deviceHandle);
-
- if (ctx->d3d9devmgr)
- IDirect3DDeviceManager9_Release(ctx->d3d9devmgr);
-
- if (ctx->d3d9device)
- IDirect3DDevice9_Release(ctx->d3d9device);
-
- if (ctx->d3d9)
- IDirect3D9_Release(ctx->d3d9);
-
- if (ctx->d3dlib)
- FreeLibrary(ctx->d3dlib);
-
- if (ctx->dxva2lib)
- FreeLibrary(ctx->dxva2lib);
+ av_buffer_unref(&ctx->hw_frames_ctx);
+ av_buffer_unref(&ctx->hw_device_ctx);
av_frame_free(&ctx->tmp_frame);
av_freep(&s->hwaccel_context);
}
-static void dxva2_release_buffer(void *opaque, uint8_t *data)
-{
- DXVA2SurfaceWrapper *w = opaque;
- DXVA2Context *ctx = w->ctx;
- int i;
-
- for (i = 0; i < ctx->num_surfaces; i++) {
- if (ctx->surfaces[i] == w->surface) {
- ctx->surface_infos[i].used = 0;
- break;
- }
- }
- IDirect3DSurface9_Release(w->surface);
- IDirectXVideoDecoder_Release(w->decoder);
- av_free(w);
-}
-
static int dxva2_get_buffer(AVCodecContext *s, AVFrame *frame, int flags)
{
InputStream *ist = s->opaque;
DXVA2Context *ctx = ist->hwaccel_ctx;
- int i, old_unused = -1;
- LPDIRECT3DSURFACE9 surface;
- DXVA2SurfaceWrapper *w = NULL;
-
- av_assert0(frame->format == AV_PIX_FMT_DXVA2_VLD);
-
- for (i = 0; i < ctx->num_surfaces; i++) {
- surface_info *info = &ctx->surface_infos[i];
- if (!info->used && (old_unused == -1 || info->age < ctx->surface_infos[old_unused].age))
- old_unused = i;
- }
- if (old_unused == -1) {
- av_log(NULL, AV_LOG_ERROR, "No free DXVA2 surface!\n");
- return AVERROR(ENOMEM);
- }
- i = old_unused;
-
- surface = ctx->surfaces[i];
-
- w = av_mallocz(sizeof(*w));
- if (!w)
- return AVERROR(ENOMEM);
-
- frame->buf[0] = av_buffer_create((uint8_t*)surface, 0,
- dxva2_release_buffer, w,
- AV_BUFFER_FLAG_READONLY);
- if (!frame->buf[0]) {
- av_free(w);
- return AVERROR(ENOMEM);
- }
-
- w->ctx = ctx;
- w->surface = surface;
- IDirect3DSurface9_AddRef(w->surface);
- w->decoder = ctx->decoder;
- IDirectXVideoDecoder_AddRef(w->decoder);
- ctx->surface_infos[i].used = 1;
- ctx->surface_infos[i].age = ctx->surface_age++;
-
- frame->data[3] = (uint8_t *)surface;
-
- return 0;
+ return av_hwframe_get_buffer(ctx->hw_frames_ctx, frame, 0);
}
static int dxva2_retrieve_data(AVCodecContext *s, AVFrame *frame)
{
- LPDIRECT3DSURFACE9 surface = (LPDIRECT3DSURFACE9)frame->data[3];
InputStream *ist = s->opaque;
DXVA2Context *ctx = ist->hwaccel_ctx;
- D3DSURFACE_DESC surfaceDesc;
- D3DLOCKED_RECT LockedRect;
- HRESULT hr;
- int ret, nbytes;
-
- IDirect3DSurface9_GetDesc(surface, &surfaceDesc);
-
- ctx->tmp_frame->width = frame->width;
- ctx->tmp_frame->height = frame->height;
- switch (ctx->surface_format){
- case MKTAG('N','V','1','2'):
- ctx->tmp_frame->format = AV_PIX_FMT_NV12;
- nbytes = 1;
- break;
- case MKTAG('P','0','1','0'):
- ctx->tmp_frame->format = AV_PIX_FMT_P010;
- nbytes = 2;
- break;
- default:
- av_assert0(0);
- }
+ int ret;
- ret = av_frame_get_buffer(ctx->tmp_frame, 32);
+ ret = av_hwframe_transfer_data(ctx->tmp_frame, frame, 0);
if (ret < 0)
return ret;
- hr = IDirect3DSurface9_LockRect(surface, &LockedRect, NULL, D3DLOCK_READONLY);
- if (FAILED(hr)) {
- av_log(NULL, AV_LOG_ERROR, "Unable to lock DXVA2 surface\n");
- return AVERROR_UNKNOWN;
- }
-
- av_image_copy_plane(ctx->tmp_frame->data[0], ctx->tmp_frame->linesize[0],
- (uint8_t*)LockedRect.pBits,
- LockedRect.Pitch, frame->width * nbytes, frame->height);
-
- av_image_copy_plane(ctx->tmp_frame->data[1], ctx->tmp_frame->linesize[1],
- (uint8_t*)LockedRect.pBits + LockedRect.Pitch * surfaceDesc.Height,
- LockedRect.Pitch, frame->width * nbytes, frame->height / 2);
-
- IDirect3DSurface9_UnlockRect(surface);
-
ret = av_frame_copy_props(ctx->tmp_frame, frame);
- if (ret < 0)
- goto fail;
+ if (ret < 0) {
+ av_frame_unref(ctx->tmp_frame);
+ return ret;
+ }
av_frame_unref(frame);
av_frame_move_ref(frame, ctx->tmp_frame);
return 0;
-fail:
- av_frame_unref(ctx->tmp_frame);
- return ret;
}
static int dxva2_alloc(AVCodecContext *s)
InputStream *ist = s->opaque;
int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
DXVA2Context *ctx;
- pDirect3DCreate9 *createD3D = NULL;
- pCreateDeviceManager9 *createDeviceManager = NULL;
+ HANDLE device_handle;
HRESULT hr;
- D3DPRESENT_PARAMETERS d3dpp = {0};
- D3DDISPLAYMODE d3ddm;
- unsigned resetToken = 0;
- UINT adapter = D3DADAPTER_DEFAULT;
+
+ AVHWDeviceContext *device_ctx;
+ AVDXVA2DeviceContext *device_hwctx;
+ int ret;
ctx = av_mallocz(sizeof(*ctx));
if (!ctx)
return AVERROR(ENOMEM);
- ctx->deviceHandle = INVALID_HANDLE_VALUE;
-
ist->hwaccel_ctx = ctx;
ist->hwaccel_uninit = dxva2_uninit;
ist->hwaccel_get_buffer = dxva2_get_buffer;
ist->hwaccel_retrieve_data = dxva2_retrieve_data;
- ctx->d3dlib = LoadLibrary("d3d9.dll");
- if (!ctx->d3dlib) {
- av_log(NULL, loglevel, "Failed to load D3D9 library\n");
- goto fail;
- }
- ctx->dxva2lib = LoadLibrary("dxva2.dll");
- if (!ctx->dxva2lib) {
- av_log(NULL, loglevel, "Failed to load DXVA2 library\n");
- goto fail;
- }
-
- createD3D = (pDirect3DCreate9 *)GetProcAddress(ctx->d3dlib, "Direct3DCreate9");
- if (!createD3D) {
- av_log(NULL, loglevel, "Failed to locate Direct3DCreate9\n");
- goto fail;
- }
- createDeviceManager = (pCreateDeviceManager9 *)GetProcAddress(ctx->dxva2lib, "DXVA2CreateDirect3DDeviceManager9");
- if (!createDeviceManager) {
- av_log(NULL, loglevel, "Failed to locate DXVA2CreateDirect3DDeviceManager9\n");
- goto fail;
- }
-
- ctx->d3d9 = createD3D(D3D_SDK_VERSION);
- if (!ctx->d3d9) {
- av_log(NULL, loglevel, "Failed to create IDirect3D object\n");
- goto fail;
- }
-
- if (ist->hwaccel_device) {
- adapter = atoi(ist->hwaccel_device);
- av_log(NULL, AV_LOG_INFO, "Using HWAccel device %d\n", adapter);
- }
-
- IDirect3D9_GetAdapterDisplayMode(ctx->d3d9, adapter, &d3ddm);
- d3dpp.Windowed = TRUE;
- d3dpp.BackBufferWidth = 640;
- d3dpp.BackBufferHeight = 480;
- d3dpp.BackBufferCount = 0;
- d3dpp.BackBufferFormat = d3ddm.Format;
- d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
- d3dpp.Flags = D3DPRESENTFLAG_VIDEO;
-
- hr = IDirect3D9_CreateDevice(ctx->d3d9, adapter, D3DDEVTYPE_HAL, GetDesktopWindow(),
- D3DCREATE_SOFTWARE_VERTEXPROCESSING | D3DCREATE_MULTITHREADED | D3DCREATE_FPU_PRESERVE,
- &d3dpp, &ctx->d3d9device);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create Direct3D device\n");
- goto fail;
- }
-
- hr = createDeviceManager(&resetToken, &ctx->d3d9devmgr);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create Direct3D device manager\n");
- goto fail;
- }
-
- hr = IDirect3DDeviceManager9_ResetDevice(ctx->d3d9devmgr, ctx->d3d9device, resetToken);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to bind Direct3D device to device manager\n");
+ ret = av_hwdevice_ctx_create(&ctx->hw_device_ctx, AV_HWDEVICE_TYPE_DXVA2,
+ ist->hwaccel_device, NULL, 0);
+ if (ret < 0)
goto fail;
- }
+ device_ctx = (AVHWDeviceContext*)ctx->hw_device_ctx->data;
+ device_hwctx = device_ctx->hwctx;
- hr = IDirect3DDeviceManager9_OpenDeviceHandle(ctx->d3d9devmgr, &ctx->deviceHandle);
+ hr = IDirect3DDeviceManager9_OpenDeviceHandle(device_hwctx->devmgr,
+ &device_handle);
if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to open device handle\n");
+ av_log(NULL, loglevel, "Failed to open a device handle\n");
goto fail;
}
- hr = IDirect3DDeviceManager9_GetVideoService(ctx->d3d9devmgr, ctx->deviceHandle, &IID_IDirectXVideoDecoderService, (void **)&ctx->decoder_service);
+ hr = IDirect3DDeviceManager9_GetVideoService(device_hwctx->devmgr, device_handle,
+ &IID_IDirectXVideoDecoderService,
+ (void **)&ctx->decoder_service);
+ IDirect3DDeviceManager9_CloseDeviceHandle(device_hwctx->devmgr, device_handle);
if (FAILED(hr)) {
av_log(NULL, loglevel, "Failed to create IDirectXVideoDecoderService\n");
goto fail;
DXVA2_VideoDesc desc = { 0 };
DXVA2_ConfigPictureDecode config;
HRESULT hr;
- int surface_alignment;
+ int surface_alignment, num_surfaces;
int ret;
+ AVDXVA2FramesContext *frames_hwctx;
+ AVHWFramesContext *frames_ctx;
+
hr = IDirectXVideoDecoderService_GetDecoderDeviceGuids(ctx->decoder_service, &guid_count, &guid_list);
if (FAILED(hr)) {
av_log(NULL, loglevel, "Failed to retrieve decoder device GUIDs\n");
surface_alignment = 16;
/* 4 base work surfaces */
- ctx->num_surfaces = 4;
+ num_surfaces = 4;
/* add surfaces based on number of possible refs */
if (s->codec_id == AV_CODEC_ID_H264 || s->codec_id == AV_CODEC_ID_HEVC)
- ctx->num_surfaces += 16;
+ num_surfaces += 16;
else if (s->codec_id == AV_CODEC_ID_VP9)
- ctx->num_surfaces += 8;
+ num_surfaces += 8;
else
- ctx->num_surfaces += 2;
+ num_surfaces += 2;
/* add extra surfaces for frame threading */
if (s->active_thread_type & FF_THREAD_FRAME)
- ctx->num_surfaces += s->thread_count;
+ num_surfaces += s->thread_count;
- ctx->surfaces = av_mallocz(ctx->num_surfaces * sizeof(*ctx->surfaces));
- ctx->surface_infos = av_mallocz(ctx->num_surfaces * sizeof(*ctx->surface_infos));
- ctx->surface_format = target_format;
-
- if (!ctx->surfaces || !ctx->surface_infos) {
- av_log(NULL, loglevel, "Unable to allocate surface arrays\n");
+ ctx->hw_frames_ctx = av_hwframe_ctx_alloc(ctx->hw_device_ctx);
+ if (!ctx->hw_frames_ctx)
goto fail;
- }
+ frames_ctx = (AVHWFramesContext*)ctx->hw_frames_ctx->data;
+ frames_hwctx = frames_ctx->hwctx;
- hr = IDirectXVideoDecoderService_CreateSurface(ctx->decoder_service,
- FFALIGN(s->coded_width, surface_alignment),
- FFALIGN(s->coded_height, surface_alignment),
- ctx->num_surfaces - 1,
- target_format, D3DPOOL_DEFAULT, 0,
- DXVA2_VideoDecoderRenderTarget,
- ctx->surfaces, NULL);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create %d video surfaces\n", ctx->num_surfaces);
+ frames_ctx->format = AV_PIX_FMT_DXVA2_VLD;
+ frames_ctx->sw_format = (target_format == MKTAG('P','0','1','0') ? AV_PIX_FMT_P010 : AV_PIX_FMT_NV12);
+ frames_ctx->width = FFALIGN(s->coded_width, surface_alignment);
+ frames_ctx->height = FFALIGN(s->coded_height, surface_alignment);
+ frames_ctx->initial_pool_size = num_surfaces;
+
+ frames_hwctx->surface_type = DXVA2_VideoDecoderRenderTarget;
+
+ ret = av_hwframe_ctx_init(ctx->hw_frames_ctx);
+ if (ret < 0) {
+ av_log(NULL, loglevel, "Failed to initialize the HW frames context\n");
goto fail;
}
hr = IDirectXVideoDecoderService_CreateVideoDecoder(ctx->decoder_service, &device_guid,
- &desc, &config, ctx->surfaces,
- ctx->num_surfaces, &ctx->decoder);
+ &desc, &config, frames_hwctx->surfaces,
+ frames_hwctx->nb_surfaces, &frames_hwctx->decoder_to_release);
if (FAILED(hr)) {
av_log(NULL, loglevel, "Failed to create DXVA2 video decoder\n");
goto fail;
ctx->decoder_config = config;
dxva_ctx->cfg = &ctx->decoder_config;
- dxva_ctx->decoder = ctx->decoder;
- dxva_ctx->surface = ctx->surfaces;
- dxva_ctx->surface_count = ctx->num_surfaces;
+ dxva_ctx->decoder = frames_hwctx->decoder_to_release;
+ dxva_ctx->surface = frames_hwctx->surfaces;
+ dxva_ctx->surface_count = frames_hwctx->nb_surfaces;
if (IsEqualGUID(&ctx->decoder_guid, &DXVADDI_Intel_ModeH264_E))
dxva_ctx->workaround |= FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO;
return 0;
fail:
- dxva2_destroy_decoder(s);
+ av_buffer_unref(&ctx->hw_frames_ctx);
return AVERROR(EINVAL);
}
return AVERROR(EINVAL);
}
- if (ctx->decoder)
- dxva2_destroy_decoder(s);
+ av_buffer_unref(&ctx->hw_frames_ctx);
ret = dxva2_create_decoder(s);
if (ret < 0) {
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