#include <assert.h>
#include <string.h>
+#include <initguid.h>
+#include "libavutil/common.h"
#include "libavutil/log.h"
#include "libavutil/time.h"
#include "avcodec.h"
#include "dxva2_internal.h"
-static void *get_surface(const AVFrame *frame)
+/* define all the GUIDs used directly here,
+ to avoid problems with inconsistent dxva2api.h versions in mingw-w64 and different MSVC version */
+DEFINE_GUID(ff_DXVA2_ModeMPEG2_VLD, 0xee27417f, 0x5e28,0x4e65,0xbe,0xea,0x1d,0x26,0xb5,0x08,0xad,0xc9);
+DEFINE_GUID(ff_DXVA2_ModeMPEG2and1_VLD, 0x86695f12, 0x340e,0x4f04,0x9f,0xd3,0x92,0x53,0xdd,0x32,0x74,0x60);
+DEFINE_GUID(ff_DXVA2_ModeH264_E, 0x1b81be68, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
+DEFINE_GUID(ff_DXVA2_ModeH264_F, 0x1b81be69, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
+DEFINE_GUID(ff_DXVADDI_Intel_ModeH264_E, 0x604F8E68, 0x4951,0x4C54,0x88,0xFE,0xAB,0xD2,0x5C,0x15,0xB3,0xD6);
+DEFINE_GUID(ff_DXVA2_ModeVC1_D, 0x1b81beA3, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
+DEFINE_GUID(ff_DXVA2_ModeVC1_D2010, 0x1b81beA4, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
+DEFINE_GUID(ff_DXVA2_ModeHEVC_VLD_Main, 0x5b11d51b, 0x2f4c,0x4452,0xbc,0xc3,0x09,0xf2,0xa1,0x16,0x0c,0xc0);
+DEFINE_GUID(ff_DXVA2_ModeHEVC_VLD_Main10,0x107af0e0, 0xef1a,0x4d19,0xab,0xa8,0x67,0xa1,0x63,0x07,0x3d,0x13);
+DEFINE_GUID(ff_DXVA2_NoEncrypt, 0x1b81beD0, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
+DEFINE_GUID(ff_GUID_NULL, 0x00000000, 0x0000,0x0000,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
+DEFINE_GUID(ff_IID_IDirectXVideoDecoderService, 0xfc51a551,0xd5e7,0x11d9,0xaf,0x55,0x00,0x05,0x4e,0x43,0xff,0x02);
+
+typedef struct dxva_mode {
+ const GUID *guid;
+ enum AVCodecID codec;
+ // List of supported profiles, terminated by a FF_PROFILE_UNKNOWN entry.
+ // If NULL, don't check profile.
+ const int *profiles;
+} dxva_mode;
+
+static const int prof_mpeg2_main[] = {FF_PROFILE_MPEG2_SIMPLE,
+ FF_PROFILE_MPEG2_MAIN,
+ FF_PROFILE_UNKNOWN};
+static const int prof_h264_high[] = {FF_PROFILE_H264_CONSTRAINED_BASELINE,
+ FF_PROFILE_H264_MAIN,
+ FF_PROFILE_H264_HIGH,
+ FF_PROFILE_UNKNOWN};
+static const int prof_hevc_main[] = {FF_PROFILE_HEVC_MAIN,
+ FF_PROFILE_UNKNOWN};
+static const int prof_hevc_main10[] = {FF_PROFILE_HEVC_MAIN,
+ FF_PROFILE_HEVC_MAIN_10,
+ FF_PROFILE_UNKNOWN};
+
+static const dxva_mode dxva_modes[] = {
+ /* MPEG-2 */
+ { &ff_DXVA2_ModeMPEG2_VLD, AV_CODEC_ID_MPEG2VIDEO, prof_mpeg2_main },
+ { &ff_DXVA2_ModeMPEG2and1_VLD, AV_CODEC_ID_MPEG2VIDEO, prof_mpeg2_main },
+
+ /* H.264 */
+ { &ff_DXVA2_ModeH264_F, AV_CODEC_ID_H264, prof_h264_high },
+ { &ff_DXVA2_ModeH264_E, AV_CODEC_ID_H264, prof_h264_high },
+ /* Intel specific H.264 mode */
+ { &ff_DXVADDI_Intel_ModeH264_E, AV_CODEC_ID_H264, prof_h264_high },
+
+ /* VC-1 / WMV3 */
+ { &ff_DXVA2_ModeVC1_D2010, AV_CODEC_ID_VC1 },
+ { &ff_DXVA2_ModeVC1_D2010, AV_CODEC_ID_WMV3 },
+ { &ff_DXVA2_ModeVC1_D, AV_CODEC_ID_VC1 },
+ { &ff_DXVA2_ModeVC1_D, AV_CODEC_ID_WMV3 },
+
+ /* HEVC/H.265 */
+ { &ff_DXVA2_ModeHEVC_VLD_Main10, AV_CODEC_ID_HEVC, prof_hevc_main10 },
+ { &ff_DXVA2_ModeHEVC_VLD_Main, AV_CODEC_ID_HEVC, prof_hevc_main },
+
+ { NULL, 0 },
+};
+
+static int dxva_get_decoder_configuration(AVCodecContext *avctx,
+ const void *cfg_list,
+ unsigned cfg_count)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ unsigned i, best_score = 0;
+ int best_cfg = -1;
+
+ for (i = 0; i < cfg_count; i++) {
+ unsigned score;
+ UINT ConfigBitstreamRaw;
+ GUID guidConfigBitstreamEncryption;
+
+#if CONFIG_D3D11VA
+ if (sctx->pix_fmt == AV_PIX_FMT_D3D11) {
+ D3D11_VIDEO_DECODER_CONFIG *cfg = &((D3D11_VIDEO_DECODER_CONFIG *)cfg_list)[i];
+ ConfigBitstreamRaw = cfg->ConfigBitstreamRaw;
+ guidConfigBitstreamEncryption = cfg->guidConfigBitstreamEncryption;
+ }
+#endif
+#if CONFIG_DXVA2
+ if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
+ DXVA2_ConfigPictureDecode *cfg = &((DXVA2_ConfigPictureDecode *)cfg_list)[i];
+ ConfigBitstreamRaw = cfg->ConfigBitstreamRaw;
+ guidConfigBitstreamEncryption = cfg->guidConfigBitstreamEncryption;
+ }
+#endif
+
+ if (ConfigBitstreamRaw == 1)
+ score = 1;
+ else if (avctx->codec_id == AV_CODEC_ID_H264 && ConfigBitstreamRaw == 2)
+ score = 2;
+ else
+ continue;
+ if (IsEqualGUID(&guidConfigBitstreamEncryption, &ff_DXVA2_NoEncrypt))
+ score += 16;
+ if (score > best_score) {
+ best_score = score;
+ best_cfg = i;
+ }
+ }
+
+ if (!best_score) {
+ av_log(avctx, AV_LOG_VERBOSE, "No valid decoder configuration available\n");
+ return AVERROR(EINVAL);
+ }
+
+ return best_cfg;
+}
+
+#if CONFIG_D3D11VA
+static int d3d11va_validate_output(void *service, GUID guid, void *surface_format)
+{
+ HRESULT hr;
+ BOOL is_supported = FALSE;
+ hr = ID3D11VideoDevice_CheckVideoDecoderFormat((ID3D11VideoDevice *)service,
+ &guid,
+ *(DXGI_FORMAT *)surface_format,
+ &is_supported);
+ return SUCCEEDED(hr) && is_supported;
+}
+#endif
+
+#if CONFIG_DXVA2
+static int dxva2_validate_output(void *decoder_service, GUID guid, void *surface_format)
+{
+ HRESULT hr;
+ int ret = 0;
+ unsigned j, target_count;
+ D3DFORMAT *target_list;
+ hr = IDirectXVideoDecoderService_GetDecoderRenderTargets((IDirectXVideoDecoderService *)decoder_service, &guid, &target_count, &target_list);
+ if (SUCCEEDED(hr)) {
+ for (j = 0; j < target_count; j++) {
+ const D3DFORMAT format = target_list[j];
+ if (format == *(D3DFORMAT *)surface_format) {
+ ret = 1;
+ break;
+ }
+ }
+ CoTaskMemFree(target_list);
+ }
+ return ret;
+}
+#endif
+
+static int dxva_check_codec_compatibility(AVCodecContext *avctx, const dxva_mode *mode)
{
+ if (mode->codec != avctx->codec_id)
+ return 0;
+
+ if (mode->profiles && !(avctx->hwaccel_flags & AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH)) {
+ int i, found = 0;
+ for (i = 0; mode->profiles[i] != FF_PROFILE_UNKNOWN; i++) {
+ if (avctx->profile == mode->profiles[i]) {
+ found = 1;
+ break;
+ }
+ }
+ if (!found)
+ return 0;
+ }
+
+ return 1;
+}
+
+static int dxva_get_decoder_guid(AVCodecContext *avctx, void *service, void *surface_format,
+ unsigned guid_count, const GUID *guid_list, GUID *decoder_guid)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ unsigned i, j;
+
+ *decoder_guid = ff_GUID_NULL;
+ for (i = 0; dxva_modes[i].guid; i++) {
+ const dxva_mode *mode = &dxva_modes[i];
+ int validate;
+ if (!dxva_check_codec_compatibility(avctx, mode))
+ continue;
+
+ for (j = 0; j < guid_count; j++) {
+ if (IsEqualGUID(mode->guid, &guid_list[j]))
+ break;
+ }
+ if (j == guid_count)
+ continue;
+
+#if CONFIG_D3D11VA
+ if (sctx->pix_fmt == AV_PIX_FMT_D3D11)
+ validate = d3d11va_validate_output(service, *mode->guid, surface_format);
+#endif
+#if CONFIG_DXVA2
+ if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
+ validate = dxva2_validate_output(service, *mode->guid, surface_format);
+#endif
+ if (validate) {
+ *decoder_guid = *mode->guid;
+ break;
+ }
+ }
+
+ if (IsEqualGUID(decoder_guid, &ff_GUID_NULL)) {
+ av_log(avctx, AV_LOG_VERBOSE, "No decoder device for codec found\n");
+ return AVERROR(EINVAL);
+ }
+
+ if (IsEqualGUID(decoder_guid, &ff_DXVADDI_Intel_ModeH264_E))
+ sctx->workaround |= FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO;
+
+ return 0;
+}
+
+static void bufref_free_interface(void *opaque, uint8_t *data)
+{
+ IUnknown_Release((IUnknown *)opaque);
+}
+
+static AVBufferRef *bufref_wrap_interface(IUnknown *iface)
+{
+ return av_buffer_create((uint8_t*)iface, 1, bufref_free_interface, iface, 0);
+}
+
+#if CONFIG_DXVA2
+
+static int dxva2_get_decoder_configuration(AVCodecContext *avctx, const GUID *device_guid,
+ const DXVA2_VideoDesc *desc,
+ DXVA2_ConfigPictureDecode *config)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ unsigned cfg_count;
+ DXVA2_ConfigPictureDecode *cfg_list;
+ HRESULT hr;
+ int ret;
+
+ hr = IDirectXVideoDecoderService_GetDecoderConfigurations(sctx->dxva2_service, device_guid, desc, NULL, &cfg_count, &cfg_list);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations\n");
+ return AVERROR(EINVAL);
+ }
+
+ ret = dxva_get_decoder_configuration(avctx, cfg_list, cfg_count);
+ if (ret >= 0)
+ *config = cfg_list[ret];
+ CoTaskMemFree(cfg_list);
+ return ret;
+}
+
+static int dxva2_create_decoder(AVCodecContext *avctx)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ GUID *guid_list;
+ unsigned guid_count;
+ GUID device_guid;
+ D3DFORMAT surface_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
+ MKTAG('P', '0', '1', '0') : MKTAG('N', 'V', '1', '2');
+ DXVA2_VideoDesc desc = { 0 };
+ DXVA2_ConfigPictureDecode config;
+ HRESULT hr;
+ int ret;
+ HANDLE device_handle;
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+ AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
+ AVDXVA2DeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
+
+ hr = IDirect3DDeviceManager9_OpenDeviceHandle(device_hwctx->devmgr,
+ &device_handle);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to open a device handle\n");
+ goto fail;
+ }
+
+ hr = IDirect3DDeviceManager9_GetVideoService(device_hwctx->devmgr, device_handle,
+ &ff_IID_IDirectXVideoDecoderService,
+ (void **)&sctx->dxva2_service);
+ IDirect3DDeviceManager9_CloseDeviceHandle(device_hwctx->devmgr, device_handle);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to create IDirectXVideoDecoderService\n");
+ goto fail;
+ }
+
+ hr = IDirectXVideoDecoderService_GetDecoderDeviceGuids(sctx->dxva2_service, &guid_count, &guid_list);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to retrieve decoder device GUIDs\n");
+ goto fail;
+ }
+
+ ret = dxva_get_decoder_guid(avctx, sctx->dxva2_service, &surface_format,
+ guid_count, guid_list, &device_guid);
+ CoTaskMemFree(guid_list);
+ if (ret < 0) {
+ goto fail;
+ }
+
+ desc.SampleWidth = avctx->coded_width;
+ desc.SampleHeight = avctx->coded_height;
+ desc.Format = surface_format;
+
+ ret = dxva2_get_decoder_configuration(avctx, &device_guid, &desc, &config);
+ if (ret < 0) {
+ goto fail;
+ }
+
+ hr = IDirectXVideoDecoderService_CreateVideoDecoder(sctx->dxva2_service, &device_guid,
+ &desc, &config, frames_hwctx->surfaces,
+ frames_hwctx->nb_surfaces, &sctx->dxva2_decoder);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to create DXVA2 video decoder\n");
+ goto fail;
+ }
+
+ sctx->dxva2_config = config;
+
+ sctx->decoder_ref = bufref_wrap_interface((IUnknown *)sctx->dxva2_decoder);
+ if (!sctx->decoder_ref)
+ return AVERROR(ENOMEM);
+
+ return 0;
+fail:
+ return AVERROR(EINVAL);
+}
+
+#endif
+
+#if CONFIG_D3D11VA
+
+static int d3d11va_get_decoder_configuration(AVCodecContext *avctx,
+ ID3D11VideoDevice *video_device,
+ const D3D11_VIDEO_DECODER_DESC *desc,
+ D3D11_VIDEO_DECODER_CONFIG *config)
+{
+ unsigned cfg_count = 0;
+ D3D11_VIDEO_DECODER_CONFIG *cfg_list = NULL;
+ HRESULT hr;
+ int i, ret;
+
+ hr = ID3D11VideoDevice_GetVideoDecoderConfigCount(video_device, desc, &cfg_count);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations\n");
+ return AVERROR(EINVAL);
+ }
+
+ cfg_list = av_malloc_array(cfg_count, sizeof(D3D11_VIDEO_DECODER_CONFIG));
+ if (cfg_list == NULL)
+ return AVERROR(ENOMEM);
+ for (i = 0; i < cfg_count; i++) {
+ hr = ID3D11VideoDevice_GetVideoDecoderConfig(video_device, desc, i, &cfg_list[i]);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations. (hr=0x%lX)\n", hr);
+ av_free(cfg_list);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ ret = dxva_get_decoder_configuration(avctx, cfg_list, cfg_count);
+ if (ret >= 0)
+ *config = cfg_list[ret];
+ av_free(cfg_list);
+ return ret;
+}
+
+static int d3d11va_create_decoder(AVCodecContext *avctx)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ GUID *guid_list;
+ unsigned guid_count, i;
+ GUID decoder_guid;
+ DXGI_FORMAT surface_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
+ DXGI_FORMAT_P010 : DXGI_FORMAT_NV12;
+ D3D11_VIDEO_DECODER_DESC desc = { 0 };
+ D3D11_VIDEO_DECODER_CONFIG config;
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
+ AVD3D11VADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
+ AVD3D11VAFramesContext *frames_hwctx = frames_ctx->hwctx;
+ D3D11_TEXTURE2D_DESC texdesc;
+ HRESULT hr;
+ int ret;
+
+ if (!frames_hwctx->texture) {
+ av_log(avctx, AV_LOG_ERROR, "AVD3D11VAFramesContext.texture not set.\n");
+ return AVERROR(EINVAL);
+ }
+ ID3D11Texture2D_GetDesc(frames_hwctx->texture, &texdesc);
+
+ guid_count = ID3D11VideoDevice_GetVideoDecoderProfileCount(device_hwctx->video_device);
+ guid_list = av_malloc_array(guid_count, sizeof(*guid_list));
+ if (guid_list == NULL || guid_count == 0) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to get the decoder GUIDs\n");
+ av_free(guid_list);
+ return AVERROR(EINVAL);
+ }
+ for (i = 0; i < guid_count; i++) {
+ hr = ID3D11VideoDevice_GetVideoDecoderProfile(device_hwctx->video_device, i, &guid_list[i]);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to retrieve decoder GUID %d\n", i);
+ av_free(guid_list);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ ret = dxva_get_decoder_guid(avctx, device_hwctx->video_device, &surface_format,
+ guid_count, guid_list, &decoder_guid);
+ av_free(guid_list);
+ if (ret < 0)
+ return AVERROR(EINVAL);
+
+ desc.SampleWidth = avctx->coded_width;
+ desc.SampleHeight = avctx->coded_height;
+ desc.OutputFormat = surface_format;
+ desc.Guid = decoder_guid;
+
+ ret = d3d11va_get_decoder_configuration(avctx, device_hwctx->video_device, &desc, &config);
+ if (ret < 0)
+ return AVERROR(EINVAL);
+
+ sctx->d3d11_views = av_mallocz_array(texdesc.ArraySize, sizeof(sctx->d3d11_views[0]));
+ if (!sctx->d3d11_views)
+ return AVERROR(ENOMEM);
+ sctx->nb_d3d11_views = texdesc.ArraySize;
+
+ for (i = 0; i < sctx->nb_d3d11_views; i++) {
+ D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc = {
+ .DecodeProfile = decoder_guid,
+ .ViewDimension = D3D11_VDOV_DIMENSION_TEXTURE2D,
+ .Texture2D = {
+ .ArraySlice = i,
+ }
+ };
+ hr = ID3D11VideoDevice_CreateVideoDecoderOutputView(device_hwctx->video_device,
+ (ID3D11Resource*) frames_hwctx->texture,
+ &viewDesc,
+ (ID3D11VideoDecoderOutputView**) &sctx->d3d11_views[i]);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Could not create the decoder output view %d\n", i);
+ return AVERROR_UNKNOWN;
+ }
+ }
+
+ hr = ID3D11VideoDevice_CreateVideoDecoder(device_hwctx->video_device, &desc,
+ &config, &sctx->d3d11_decoder);
+ if (FAILED(hr)) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to create D3D11VA video decoder\n");
+ return AVERROR(EINVAL);
+ }
+
+ sctx->d3d11_config = config;
+ sctx->d3d11_texture = frames_hwctx->texture;
+
+ sctx->decoder_ref = bufref_wrap_interface((IUnknown *)sctx->d3d11_decoder);
+ if (!sctx->decoder_ref)
+ return AVERROR(ENOMEM);
+
+ return 0;
+}
+
+#endif
+
+static void ff_dxva2_lock(AVCodecContext *avctx)
+{
+#if CONFIG_D3D11VA
+ if (ff_dxva2_is_d3d11(avctx)) {
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
+ if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
+ WaitForSingleObjectEx(D3D11VA_CONTEXT(ctx)->context_mutex, INFINITE, FALSE);
+ if (sctx->device_ctx) {
+ AVD3D11VADeviceContext *hwctx = sctx->device_ctx->hwctx;
+ hwctx->lock(hwctx->lock_ctx);
+ }
+ }
+#endif
+}
+
+static void ff_dxva2_unlock(AVCodecContext *avctx)
+{
+#if CONFIG_D3D11VA
+ if (ff_dxva2_is_d3d11(avctx)) {
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
+ if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
+ ReleaseMutex(D3D11VA_CONTEXT(ctx)->context_mutex);
+ if (sctx->device_ctx) {
+ AVD3D11VADeviceContext *hwctx = sctx->device_ctx->hwctx;
+ hwctx->unlock(hwctx->lock_ctx);
+ }
+ }
+#endif
+}
+
+// This must work before the decoder is created.
+// This somehow needs to be exported to the user.
+static void dxva_adjust_hwframes(AVCodecContext *avctx, AVHWFramesContext *frames_ctx)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ int surface_alignment, num_surfaces;
+
+ frames_ctx->format = sctx->pix_fmt;
+
+ /* decoding MPEG-2 requires additional alignment on some Intel GPUs,
+ but it causes issues for H.264 on certain AMD GPUs..... */
+ if (avctx->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 (avctx->codec_id == AV_CODEC_ID_HEVC)
+ surface_alignment = 128;
+ else
+ surface_alignment = 16;
+
+ /* 4 base work surfaces */
+ num_surfaces = 4;
+
+ /* add surfaces based on number of possible refs */
+ if (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_HEVC)
+ num_surfaces += 16;
+ else
+ num_surfaces += 2;
+
+ /* add extra surfaces for frame threading */
+ if (avctx->active_thread_type & FF_THREAD_FRAME)
+ num_surfaces += avctx->thread_count;
+
+ frames_ctx->sw_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
+ AV_PIX_FMT_P010 : AV_PIX_FMT_NV12;
+ frames_ctx->width = FFALIGN(avctx->coded_width, surface_alignment);
+ frames_ctx->height = FFALIGN(avctx->coded_height, surface_alignment);
+ frames_ctx->initial_pool_size = num_surfaces;
+
+
+#if CONFIG_DXVA2
+ if (frames_ctx->format == AV_PIX_FMT_DXVA2_VLD) {
+ AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
+
+ frames_hwctx->surface_type = DXVA2_VideoDecoderRenderTarget;
+ }
+#endif
+
+#if CONFIG_D3D11VA
+ if (frames_ctx->format == AV_PIX_FMT_D3D11) {
+ AVD3D11VAFramesContext *frames_hwctx = frames_ctx->hwctx;
+
+ frames_hwctx->BindFlags |= D3D11_BIND_DECODER;
+ }
+#endif
+}
+
+int ff_dxva2_decode_init(AVCodecContext *avctx)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ AVHWFramesContext *frames_ctx = NULL;
+ int ret = 0;
+
+ // Old API.
+ if (avctx->hwaccel_context)
+ return 0;
+
+ // (avctx->pix_fmt is not updated yet at this point)
+ sctx->pix_fmt = avctx->hwaccel->pix_fmt;
+
+ if (!avctx->hw_frames_ctx && !avctx->hw_device_ctx) {
+ av_log(avctx, AV_LOG_ERROR, "Either a hw_frames_ctx or a hw_device_ctx needs to be set for hardware decoding.\n");
+ return AVERROR(EINVAL);
+ }
+
+ if (avctx->hw_frames_ctx) {
+ frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+ } else {
+ avctx->hw_frames_ctx = av_hwframe_ctx_alloc(avctx->hw_device_ctx);
+ if (!avctx->hw_frames_ctx)
+ return AVERROR(ENOMEM);
+
+ frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+
+ dxva_adjust_hwframes(avctx, frames_ctx);
+
+ ret = av_hwframe_ctx_init(avctx->hw_frames_ctx);
+ if (ret < 0)
+ goto fail;
+ }
+
+ sctx->device_ctx = frames_ctx->device_ctx;
+
+ if (frames_ctx->format != sctx->pix_fmt ||
+ !((sctx->pix_fmt == AV_PIX_FMT_D3D11 && CONFIG_D3D11VA) ||
+ (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD && CONFIG_DXVA2))) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid pixfmt for hwaccel!\n");
+ ret = AVERROR(EINVAL);
+ goto fail;
+ }
+
+#if CONFIG_D3D11VA
+ if (sctx->pix_fmt == AV_PIX_FMT_D3D11) {
+ AVD3D11VADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
+ AVD3D11VAContext *d3d11_ctx = &sctx->ctx.d3d11va;
+
+ ff_dxva2_lock(avctx);
+ ret = d3d11va_create_decoder(avctx);
+ ff_dxva2_unlock(avctx);
+ if (ret < 0)
+ goto fail;
+
+ d3d11_ctx->decoder = sctx->d3d11_decoder;
+ d3d11_ctx->video_context = device_hwctx->video_context;
+ d3d11_ctx->cfg = &sctx->d3d11_config;
+ d3d11_ctx->surface_count = sctx->nb_d3d11_views;
+ d3d11_ctx->surface = sctx->d3d11_views;
+ d3d11_ctx->workaround = sctx->workaround;
+ d3d11_ctx->context_mutex = INVALID_HANDLE_VALUE;
+ }
+#endif
+
+#if CONFIG_DXVA2
+ if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
+ AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
+ struct dxva_context *dxva_ctx = &sctx->ctx.dxva2;
+
+ ff_dxva2_lock(avctx);
+ ret = dxva2_create_decoder(avctx);
+ ff_dxva2_unlock(avctx);
+ if (ret < 0)
+ goto fail;
+
+ dxva_ctx->decoder = sctx->dxva2_decoder;
+ dxva_ctx->cfg = &sctx->dxva2_config;
+ dxva_ctx->surface = frames_hwctx->surfaces;
+ dxva_ctx->surface_count = frames_hwctx->nb_surfaces;
+ dxva_ctx->workaround = sctx->workaround;
+ }
+#endif
+
+ return 0;
+
+fail:
+ ff_dxva2_decode_uninit(avctx);
+ return ret;
+}
+
+int ff_dxva2_decode_uninit(AVCodecContext *avctx)
+{
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ int i;
+
+ av_buffer_unref(&sctx->decoder_ref);
+
+#if CONFIG_D3D11VA
+ for (i = 0; i < sctx->nb_d3d11_views; i++) {
+ if (sctx->d3d11_views[i])
+ ID3D11VideoDecoderOutputView_Release(sctx->d3d11_views[i]);
+ }
+ av_freep(&sctx->d3d11_views);
+#endif
+
+#if CONFIG_DXVA2
+ if (sctx->dxva2_service)
+ IDirectXVideoDecoderService_Release(sctx->dxva2_service);
+#endif
+
+ return 0;
+}
+
+static void *get_surface(const AVCodecContext *avctx, const AVFrame *frame)
+{
+#if CONFIG_D3D11VA
+ if (frame->format == AV_PIX_FMT_D3D11) {
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+ intptr_t index = (intptr_t)frame->data[1];
+ if (index < 0 || index >= sctx->nb_d3d11_views ||
+ sctx->d3d11_texture != (ID3D11Texture2D *)frame->data[0]) {
+ av_log((void *)avctx, AV_LOG_ERROR, "get_buffer frame is invalid!\n");
+ return NULL;
+ }
+ return sctx->d3d11_views[index];
+ }
+#endif
return frame->data[3];
}
const AVDXVAContext *ctx,
const AVFrame *frame)
{
- void *surface = get_surface(frame);
+ void *surface = get_surface(avctx, frame);
unsigned i;
#if CONFIG_D3D11VA
+ if (avctx->pix_fmt == AV_PIX_FMT_D3D11)
+ return (intptr_t)frame->data[1];
if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc;
ID3D11VideoDecoderOutputView_GetDesc((ID3D11VideoDecoderOutputView*) surface, &viewDesc);
#endif
if (FAILED(hr)) {
av_log(avctx, AV_LOG_ERROR, "Failed to get a buffer for %u: 0x%x\n",
- type, hr);
+ type, (unsigned)hr);
return -1;
}
if (size <= dxva_size) {
if (FAILED(hr)) {
av_log(avctx, AV_LOG_ERROR,
"Failed to release buffer type %u: 0x%x\n",
- type, hr);
+ type, (unsigned)hr);
result = -1;
}
return result;
}
+static int frame_add_buf(AVFrame *frame, AVBufferRef *ref)
+{
+ int i;
+
+ for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
+ if (!frame->buf[i]) {
+ frame->buf[i] = av_buffer_ref(ref);
+ return frame->buf[i] ? 0 : AVERROR(ENOMEM);
+ }
+ }
+
+ // For now we expect that the caller does not use more than
+ // AV_NUM_DATA_POINTERS-1 buffers if the user uses a custom pool.
+ return AVERROR(EINVAL);
+}
+
int ff_dxva2_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
const void *pp, unsigned pp_size,
const void *qm, unsigned qm_size,
int result, runs = 0;
HRESULT hr;
unsigned type;
+ FFDXVASharedContext *sctx = DXVA_SHARED_CONTEXT(avctx);
+
+ if (sctx->decoder_ref) {
+ result = frame_add_buf(frame, sctx->decoder_ref);
+ if (result < 0)
+ return result;
+ }
do {
+ ff_dxva2_lock(avctx);
#if CONFIG_D3D11VA
- if (ff_dxva2_is_d3d11(avctx)) {
- if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
- WaitForSingleObjectEx(D3D11VA_CONTEXT(ctx)->context_mutex, INFINITE, FALSE);
+ if (ff_dxva2_is_d3d11(avctx))
hr = ID3D11VideoContext_DecoderBeginFrame(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder,
- get_surface(frame),
+ get_surface(avctx, frame),
0, NULL);
- }
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
hr = IDirectXVideoDecoder_BeginFrame(DXVA2_CONTEXT(ctx)->decoder,
- get_surface(frame),
+ get_surface(avctx, frame),
NULL);
#endif
if (hr != E_PENDING || ++runs > 50)
break;
-#if CONFIG_D3D11VA
- if (ff_dxva2_is_d3d11(avctx))
- if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
- ReleaseMutex(D3D11VA_CONTEXT(ctx)->context_mutex);
-#endif
+ ff_dxva2_unlock(avctx);
av_usleep(2000);
} while(1);
if (FAILED(hr)) {
- av_log(avctx, AV_LOG_ERROR, "Failed to begin frame: 0x%x\n", hr);
-#if CONFIG_D3D11VA
- if (ff_dxva2_is_d3d11(avctx))
- if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
- ReleaseMutex(D3D11VA_CONTEXT(ctx)->context_mutex);
-#endif
+ av_log(avctx, AV_LOG_ERROR, "Failed to begin frame: 0x%x\n", (unsigned)hr);
+ ff_dxva2_unlock(avctx);
return -1;
}
}
#endif
if (FAILED(hr)) {
- av_log(avctx, AV_LOG_ERROR, "Failed to execute: 0x%x\n", hr);
+ av_log(avctx, AV_LOG_ERROR, "Failed to execute: 0x%x\n", (unsigned)hr);
result = -1;
}
end:
#if CONFIG_D3D11VA
- if (ff_dxva2_is_d3d11(avctx)) {
+ if (ff_dxva2_is_d3d11(avctx))
hr = ID3D11VideoContext_DecoderEndFrame(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder);
- if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
- ReleaseMutex(D3D11VA_CONTEXT(ctx)->context_mutex);
- }
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
hr = IDirectXVideoDecoder_EndFrame(DXVA2_CONTEXT(ctx)->decoder, NULL);
#endif
+ ff_dxva2_unlock(avctx);
if (FAILED(hr)) {
- av_log(avctx, AV_LOG_ERROR, "Failed to end frame: 0x%x\n", hr);
+ av_log(avctx, AV_LOG_ERROR, "Failed to end frame: 0x%x\n", (unsigned)hr);
result = -1;
}
int ff_dxva2_is_d3d11(const AVCodecContext *avctx)
{
if (CONFIG_D3D11VA)
- return avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD;
+ return avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD ||
+ avctx->pix_fmt == AV_PIX_FMT_D3D11;
else
return 0;
}
projects / ffmpeg / blobdiff