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-rw-r--r--avconv_dxva2.c627
1 files changed, 0 insertions, 627 deletions
diff --git a/avconv_dxva2.c b/avconv_dxva2.c
deleted file mode 100644
index 8ca08c3..0000000
--- a/avconv_dxva2.c
+++ /dev/null
@@ -1,627 +0,0 @@
-/*
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <windows.h>
-
-#ifdef _WIN32_WINNT
-#undef _WIN32_WINNT
-#endif
-#define _WIN32_WINNT 0x0600
-#define DXVA2API_USE_BITFIELDS
-#define COBJMACROS
-
-#include <stdint.h>
-
-#include <d3d9.h>
-#include <dxva2api.h>
-
-#include "avconv.h"
-
-#include "libavcodec/dxva2.h"
-
-#include "libavutil/avassert.h"
-#include "libavutil/buffer.h"
-#include "libavutil/frame.h"
-#include "libavutil/imgutils.h"
-#include "libavutil/pixfmt.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(IID_IDirectXVideoDecoderService, 0xfc51a551,0xd5e7,0x11d9,0xaf,0x55,0x00,0x05,0x4e,0x43,0xff,0x02);
-
-DEFINE_GUID(DXVA2_ModeMPEG2_VLD, 0xee27417f, 0x5e28,0x4e65,0xbe,0xea,0x1d,0x26,0xb5,0x08,0xad,0xc9);
-DEFINE_GUID(DXVA2_ModeMPEG2and1_VLD, 0x86695f12, 0x340e,0x4f04,0x9f,0xd3,0x92,0x53,0xdd,0x32,0x74,0x60);
-DEFINE_GUID(DXVA2_ModeH264_E, 0x1b81be68, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
-DEFINE_GUID(DXVA2_ModeH264_F, 0x1b81be69, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
-DEFINE_GUID(DXVADDI_Intel_ModeH264_E, 0x604F8E68, 0x4951,0x4C54,0x88,0xFE,0xAB,0xD2,0x5C,0x15,0xB3,0xD6);
-DEFINE_GUID(DXVA2_ModeVC1_D, 0x1b81beA3, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
-DEFINE_GUID(DXVA2_ModeVC1_D2010, 0x1b81beA4, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
-DEFINE_GUID(DXVA2_ModeHEVC_VLD_Main, 0x5b11d51b, 0x2f4c,0x4452,0xbc,0xc3,0x09,0xf2,0xa1,0x16,0x0c,0xc0);
-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;
-} dxva2_mode;
-
-static const dxva2_mode dxva2_modes[] = {
- /* MPEG-2 */
- { &DXVA2_ModeMPEG2_VLD, AV_CODEC_ID_MPEG2VIDEO },
- { &DXVA2_ModeMPEG2and1_VLD, AV_CODEC_ID_MPEG2VIDEO },
-
- /* H.264 */
- { &DXVA2_ModeH264_F, AV_CODEC_ID_H264 },
- { &DXVA2_ModeH264_E, AV_CODEC_ID_H264 },
- /* Intel specific H.264 mode */
- { &DXVADDI_Intel_ModeH264_E, AV_CODEC_ID_H264 },
-
- /* VC-1 / WMV3 */
- { &DXVA2_ModeVC1_D2010, AV_CODEC_ID_VC1 },
- { &DXVA2_ModeVC1_D2010, AV_CODEC_ID_WMV3 },
- { &DXVA2_ModeVC1_D, AV_CODEC_ID_VC1 },
- { &DXVA2_ModeVC1_D, AV_CODEC_ID_WMV3 },
-
- /* HEVC/H.265 */
- { &DXVA2_ModeHEVC_VLD_Main, AV_CODEC_ID_HEVC },
-
- { 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;
-
- 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;
-
- if (ctx->surfaces) {
- for (int 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;
- }
-}
-
-static void dxva2_uninit(AVCodecContext *s)
-{
- InputStream *ist = s->opaque;
- DXVA2Context *ctx = ist->hwaccel_ctx;
-
- ist->hwaccel_uninit = NULL;
- 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_frame_free(&ctx->tmp_frame);
-
- av_freep(&ist->hwaccel_ctx);
- 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;
-}
-
-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;
-
- IDirect3DSurface9_GetDesc(surface, &surfaceDesc);
-
- ctx->tmp_frame->width = frame->width;
- ctx->tmp_frame->height = frame->height;
- ctx->tmp_frame->format = AV_PIX_FMT_NV12;
-
- ret = av_frame_get_buffer(ctx->tmp_frame, 32);
- 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, 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, frame->height / 2);
-
- IDirect3DSurface9_UnlockRect(surface);
-
- ret = av_frame_copy_props(ctx->tmp_frame, frame);
- if (ret < 0)
- goto fail;
-
- 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;
- HRESULT hr;
- D3DPRESENT_PARAMETERS d3dpp = {0};
- D3DDISPLAYMODE d3ddm;
- unsigned resetToken = 0;
- UINT adapter = D3DADAPTER_DEFAULT;
-
- 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, GetShellWindow(),
- 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");
- goto fail;
- }
-
- hr = IDirect3DDeviceManager9_OpenDeviceHandle(ctx->d3d9devmgr, &ctx->deviceHandle);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to open device handle\n");
- goto fail;
- }
-
- hr = IDirect3DDeviceManager9_GetVideoService(ctx->d3d9devmgr, ctx->deviceHandle, &IID_IDirectXVideoDecoderService, (void **)&ctx->decoder_service);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create IDirectXVideoDecoderService\n");
- goto fail;
- }
-
- ctx->tmp_frame = av_frame_alloc();
- if (!ctx->tmp_frame)
- goto fail;
-
- s->hwaccel_context = av_mallocz(sizeof(struct dxva_context));
- if (!s->hwaccel_context)
- goto fail;
-
- return 0;
-fail:
- dxva2_uninit(s);
- return AVERROR(EINVAL);
-}
-
-static int dxva2_get_decoder_configuration(AVCodecContext *s, const GUID *device_guid,
- const DXVA2_VideoDesc *desc,
- DXVA2_ConfigPictureDecode *config)
-{
- InputStream *ist = s->opaque;
- int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
- DXVA2Context *ctx = ist->hwaccel_ctx;
- unsigned cfg_count = 0, best_score = 0;
- DXVA2_ConfigPictureDecode *cfg_list = NULL;
- DXVA2_ConfigPictureDecode best_cfg = {{0}};
- HRESULT hr;
- int i;
-
- hr = IDirectXVideoDecoderService_GetDecoderConfigurations(ctx->decoder_service, device_guid, desc, NULL, &cfg_count, &cfg_list);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Unable to retrieve decoder configurations\n");
- return AVERROR(EINVAL);
- }
-
- for (i = 0; i < cfg_count; i++) {
- DXVA2_ConfigPictureDecode *cfg = &cfg_list[i];
-
- unsigned score;
- if (cfg->ConfigBitstreamRaw == 1)
- score = 1;
- else if (s->codec_id == AV_CODEC_ID_H264 && cfg->ConfigBitstreamRaw == 2)
- score = 2;
- else
- continue;
- if (IsEqualGUID(&cfg->guidConfigBitstreamEncryption, &DXVA2_NoEncrypt))
- score += 16;
- if (score > best_score) {
- best_score = score;
- best_cfg = *cfg;
- }
- }
- CoTaskMemFree(cfg_list);
-
- if (!best_score) {
- av_log(NULL, loglevel, "No valid decoder configuration available\n");
- return AVERROR(EINVAL);
- }
-
- *config = best_cfg;
- return 0;
-}
-
-static int dxva2_create_decoder(AVCodecContext *s)
-{
- InputStream *ist = s->opaque;
- int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
- DXVA2Context *ctx = ist->hwaccel_ctx;
- struct dxva_context *dxva_ctx = s->hwaccel_context;
- GUID *guid_list = NULL;
- unsigned guid_count = 0, i, j;
- GUID device_guid = GUID_NULL;
- D3DFORMAT target_format = 0;
- DXVA2_VideoDesc desc = { 0 };
- DXVA2_ConfigPictureDecode config;
- HRESULT hr;
- int surface_alignment;
- int ret;
-
- hr = IDirectXVideoDecoderService_GetDecoderDeviceGuids(ctx->decoder_service, &guid_count, &guid_list);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to retrieve decoder device GUIDs\n");
- goto fail;
- }
-
- for (i = 0; dxva2_modes[i].guid; i++) {
- D3DFORMAT *target_list = NULL;
- unsigned target_count = 0;
- const dxva2_mode *mode = &dxva2_modes[i];
- if (mode->codec != s->codec_id)
- continue;
-
- for (j = 0; j < guid_count; j++) {
- if (IsEqualGUID(mode->guid, &guid_list[j]))
- break;
- }
- if (j == guid_count)
- continue;
-
- hr = IDirectXVideoDecoderService_GetDecoderRenderTargets(ctx->decoder_service, mode->guid, &target_count, &target_list);
- if (FAILED(hr)) {
- continue;
- }
- for (j = 0; j < target_count; j++) {
- const D3DFORMAT format = target_list[j];
- if (format == MKTAG('N','V','1','2')) {
- target_format = format;
- break;
- }
- }
- CoTaskMemFree(target_list);
- if (target_format) {
- device_guid = *mode->guid;
- break;
- }
- }
- CoTaskMemFree(guid_list);
-
- if (IsEqualGUID(&device_guid, &GUID_NULL)) {
- av_log(NULL, loglevel, "No decoder device for codec found\n");
- goto fail;
- }
-
- desc.SampleWidth = s->coded_width;
- desc.SampleHeight = s->coded_height;
- desc.Format = target_format;
-
- ret = dxva2_get_decoder_configuration(s, &device_guid, &desc, &config);
- if (ret < 0) {
- goto fail;
- }
-
- /* decoding MPEG-2 requires additional alignment on some Intel GPUs,
- but it causes issues for H.264 on certain AMD GPUs..... */
- if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO)
- surface_alignment = 32;
- /* the HEVC DXVA2 spec asks for 128 pixel aligned surfaces to ensure
- all coding features have enough room to work with */
- else if (s->codec_id == AV_CODEC_ID_HEVC)
- surface_alignment = 128;
- else
- surface_alignment = 16;
-
- /* 4 base work surfaces */
- ctx->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;
- else
- ctx->num_surfaces += 2;
-
- /* add extra surfaces for frame threading */
- if (s->active_thread_type & FF_THREAD_FRAME)
- ctx->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));
-
- if (!ctx->surfaces || !ctx->surface_infos) {
- av_log(NULL, loglevel, "Unable to allocate surface arrays\n");
- goto fail;
- }
-
- 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);
- goto fail;
- }
-
- hr = IDirectXVideoDecoderService_CreateVideoDecoder(ctx->decoder_service, &device_guid,
- &desc, &config, ctx->surfaces,
- ctx->num_surfaces, &ctx->decoder);
- if (FAILED(hr)) {
- av_log(NULL, loglevel, "Failed to create DXVA2 video decoder\n");
- goto fail;
- }
-
- ctx->decoder_guid = device_guid;
- 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;
-
- if (IsEqualGUID(&ctx->decoder_guid, &DXVADDI_Intel_ModeH264_E))
- dxva_ctx->workaround |= FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO;
-
- return 0;
-fail:
- dxva2_destroy_decoder(s);
- return AVERROR(EINVAL);
-}
-
-int dxva2_init(AVCodecContext *s)
-{
- InputStream *ist = s->opaque;
- int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
- DXVA2Context *ctx;
- int ret;
-
- if (!ist->hwaccel_ctx) {
- ret = dxva2_alloc(s);
- if (ret < 0)
- return ret;
- }
- ctx = ist->hwaccel_ctx;
-
- if (s->codec_id == AV_CODEC_ID_H264 &&
- (s->profile & ~FF_PROFILE_H264_CONSTRAINED) > FF_PROFILE_H264_HIGH) {
- av_log(NULL, loglevel, "Unsupported H.264 profile for DXVA2 HWAccel: %d\n", s->profile);
- return AVERROR(EINVAL);
- }
-
- if (ctx->decoder)
- dxva2_destroy_decoder(s);
-
- ret = dxva2_create_decoder(s);
- if (ret < 0) {
- av_log(NULL, loglevel, "Error creating the DXVA2 decoder\n");
- return ret;
- }
-
- return 0;
-}
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