2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #include "libavutil/avassert.h"
22 #include "libavutil/imgutils.h"
23 #include "libavutil/hwcontext.h"
25 #include "libavutil/hwcontext_d3d11va.h"
29 #include "libavutil/hwcontext_dxva2.h"
31 #include "libavutil/mem.h"
32 #include "libavutil/pixdesc.h"
33 #include "libavutil/time.h"
43 #include "compat/w32dlfcn.h"
48 #define FFMPEG_AMF_WRITER_ID L"ffmpeg_amf"
50 #define PTS_PROP L"PtsProp"
52 const enum AVPixelFormat ff_amf_pix_fmts[] = {
64 typedef struct FormatMap {
65 enum AVPixelFormat av_format;
66 enum AMF_SURFACE_FORMAT amf_format;
69 static const FormatMap format_map[] =
71 { AV_PIX_FMT_NONE, AMF_SURFACE_UNKNOWN },
72 { AV_PIX_FMT_NV12, AMF_SURFACE_NV12 },
73 { AV_PIX_FMT_BGR0, AMF_SURFACE_BGRA },
74 { AV_PIX_FMT_RGB0, AMF_SURFACE_RGBA },
75 { AV_PIX_FMT_GRAY8, AMF_SURFACE_GRAY8 },
76 { AV_PIX_FMT_YUV420P, AMF_SURFACE_YUV420P },
77 { AV_PIX_FMT_YUYV422, AMF_SURFACE_YUY2 },
80 static enum AMF_SURFACE_FORMAT amf_av_to_amf_format(enum AVPixelFormat fmt)
83 for (i = 0; i < amf_countof(format_map); i++) {
84 if (format_map[i].av_format == fmt) {
85 return format_map[i].amf_format;
88 return AMF_SURFACE_UNKNOWN;
91 static void AMF_CDECL_CALL AMFTraceWriter_Write(AMFTraceWriter *pThis,
92 const wchar_t *scope, const wchar_t *message)
94 AmfTraceWriter *tracer = (AmfTraceWriter*)pThis;
95 av_log(tracer->avctx, AV_LOG_DEBUG, "%ls: %ls", scope, message); // \n is provided from AMF
98 static void AMF_CDECL_CALL AMFTraceWriter_Flush(AMFTraceWriter *pThis)
102 static AMFTraceWriterVtbl tracer_vtbl =
104 .Write = AMFTraceWriter_Write,
105 .Flush = AMFTraceWriter_Flush,
108 static int amf_load_library(AVCodecContext *avctx)
110 AmfContext *ctx = avctx->priv_data;
112 AMFQueryVersion_Fn version_fun;
115 ctx->delayed_frame = av_frame_alloc();
116 if (!ctx->delayed_frame) {
117 return AVERROR(ENOMEM);
119 // hardcoded to current HW queue size - will realloc in timestamp_queue_enqueue() if too small
120 ctx->timestamp_list = av_fifo_alloc((avctx->max_b_frames + 16) * sizeof(int64_t));
121 if (!ctx->timestamp_list) {
122 return AVERROR(ENOMEM);
127 ctx->library = dlopen(AMF_DLL_NAMEA, RTLD_NOW | RTLD_LOCAL);
128 AMF_RETURN_IF_FALSE(ctx, ctx->library != NULL,
129 AVERROR_UNKNOWN, "DLL %s failed to open\n", AMF_DLL_NAMEA);
131 init_fun = (AMFInit_Fn)dlsym(ctx->library, AMF_INIT_FUNCTION_NAME);
132 AMF_RETURN_IF_FALSE(ctx, init_fun != NULL, AVERROR_UNKNOWN, "DLL %s failed to find function %s\n", AMF_DLL_NAMEA, AMF_INIT_FUNCTION_NAME);
134 version_fun = (AMFQueryVersion_Fn)dlsym(ctx->library, AMF_QUERY_VERSION_FUNCTION_NAME);
135 AMF_RETURN_IF_FALSE(ctx, version_fun != NULL, AVERROR_UNKNOWN, "DLL %s failed to find function %s\n", AMF_DLL_NAMEA, AMF_QUERY_VERSION_FUNCTION_NAME);
137 res = version_fun(&ctx->version);
138 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "%s failed with error %d\n", AMF_QUERY_VERSION_FUNCTION_NAME, res);
139 res = init_fun(AMF_FULL_VERSION, &ctx->factory);
140 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "%s failed with error %d\n", AMF_INIT_FUNCTION_NAME, res);
141 res = ctx->factory->pVtbl->GetTrace(ctx->factory, &ctx->trace);
142 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetTrace() failed with error %d\n", res);
143 res = ctx->factory->pVtbl->GetDebug(ctx->factory, &ctx->debug);
144 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetDebug() failed with error %d\n", res);
149 static int amf_init_from_d3d11_device(AVCodecContext *avctx, AVD3D11VADeviceContext *hwctx)
151 AmfContext *ctx = avctx->priv_data;
154 res = ctx->context->pVtbl->InitDX11(ctx->context, hwctx->device, AMF_DX11_1);
156 if (res == AMF_NOT_SUPPORTED)
157 av_log(avctx, AV_LOG_ERROR, "AMF via D3D11 is not supported on the given device.\n");
159 av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on the given D3D11 device: %d.\n", res);
160 return AVERROR(ENODEV);
168 static int amf_init_from_dxva2_device(AVCodecContext *avctx, AVDXVA2DeviceContext *hwctx)
170 AmfContext *ctx = avctx->priv_data;
171 HANDLE device_handle;
172 IDirect3DDevice9 *device;
177 hr = IDirect3DDeviceManager9_OpenDeviceHandle(hwctx->devmgr, &device_handle);
179 av_log(avctx, AV_LOG_ERROR, "Failed to open device handle for Direct3D9 device: %lx.\n", (unsigned long)hr);
180 return AVERROR_EXTERNAL;
183 hr = IDirect3DDeviceManager9_LockDevice(hwctx->devmgr, device_handle, &device, FALSE);
185 IDirect3DDeviceManager9_UnlockDevice(hwctx->devmgr, device_handle, FALSE);
188 av_log(avctx, AV_LOG_ERROR, "Failed to lock device handle for Direct3D9 device: %lx.\n", (unsigned long)hr);
189 ret = AVERROR_EXTERNAL;
192 IDirect3DDeviceManager9_CloseDeviceHandle(hwctx->devmgr, device_handle);
197 res = ctx->context->pVtbl->InitDX9(ctx->context, device);
199 IDirect3DDevice9_Release(device);
202 if (res == AMF_NOT_SUPPORTED)
203 av_log(avctx, AV_LOG_ERROR, "AMF via D3D9 is not supported on the given device.\n");
205 av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on given D3D9 device: %d.\n", res);
206 return AVERROR(ENODEV);
213 static int amf_init_context(AVCodecContext *avctx)
215 AmfContext *ctx = avctx->priv_data;
216 AMFContext1 *context1 = NULL;
220 ctx->hwsurfaces_in_queue = 0;
221 ctx->hwsurfaces_in_queue_max = 16;
223 // configure AMF logger
224 // the return of these functions indicates old state and do not affect behaviour
225 ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, ctx->log_to_dbg != 0 );
227 ctx->trace->pVtbl->SetWriterLevel(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, AMF_TRACE_TRACE);
228 ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_CONSOLE, 0);
229 ctx->trace->pVtbl->SetGlobalLevel(ctx->trace, AMF_TRACE_TRACE);
231 // connect AMF logger to av_log
232 ctx->tracer.vtbl = &tracer_vtbl;
233 ctx->tracer.avctx = avctx;
234 ctx->trace->pVtbl->RegisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID,(AMFTraceWriter*)&ctx->tracer, 1);
235 ctx->trace->pVtbl->SetWriterLevel(ctx->trace, FFMPEG_AMF_WRITER_ID, AMF_TRACE_TRACE);
237 res = ctx->factory->pVtbl->CreateContext(ctx->factory, &ctx->context);
238 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "CreateContext() failed with error %d\n", res);
240 // If a device was passed to the encoder, try to initialise from that.
241 if (avctx->hw_frames_ctx) {
242 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
244 if (amf_av_to_amf_format(frames_ctx->sw_format) == AMF_SURFACE_UNKNOWN) {
245 av_log(avctx, AV_LOG_ERROR, "Format of input frames context (%s) is not supported by AMF.\n",
246 av_get_pix_fmt_name(frames_ctx->sw_format));
247 return AVERROR(EINVAL);
250 switch (frames_ctx->device_ctx->type) {
252 case AV_HWDEVICE_TYPE_D3D11VA:
253 ret = amf_init_from_d3d11_device(avctx, frames_ctx->device_ctx->hwctx);
259 case AV_HWDEVICE_TYPE_DXVA2:
260 ret = amf_init_from_dxva2_device(avctx, frames_ctx->device_ctx->hwctx);
266 av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s frames context is not supported.\n",
267 av_hwdevice_get_type_name(frames_ctx->device_ctx->type));
268 return AVERROR(ENOSYS);
271 ctx->hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
272 if (!ctx->hw_frames_ctx)
273 return AVERROR(ENOMEM);
275 if (frames_ctx->initial_pool_size > 0)
276 ctx->hwsurfaces_in_queue_max = frames_ctx->initial_pool_size - 1;
278 } else if (avctx->hw_device_ctx) {
279 AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)avctx->hw_device_ctx->data;
281 switch (device_ctx->type) {
283 case AV_HWDEVICE_TYPE_D3D11VA:
284 ret = amf_init_from_d3d11_device(avctx, device_ctx->hwctx);
290 case AV_HWDEVICE_TYPE_DXVA2:
291 ret = amf_init_from_dxva2_device(avctx, device_ctx->hwctx);
297 av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s device is not supported.\n",
298 av_hwdevice_get_type_name(device_ctx->type));
299 return AVERROR(ENOSYS);
302 ctx->hw_device_ctx = av_buffer_ref(avctx->hw_device_ctx);
303 if (!ctx->hw_device_ctx)
304 return AVERROR(ENOMEM);
307 res = ctx->context->pVtbl->InitDX11(ctx->context, NULL, AMF_DX11_1);
309 av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D11.\n");
311 res = ctx->context->pVtbl->InitDX9(ctx->context, NULL);
313 av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D9.\n");
315 AMFGuid guid = IID_AMFContext1();
316 res = ctx->context->pVtbl->QueryInterface(ctx->context, &guid, (void**)&context1);
317 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "CreateContext1() failed with error %d\n", res);
319 res = context1->pVtbl->InitVulkan(context1, NULL);
320 context1->pVtbl->Release(context1);
322 if (res == AMF_NOT_SUPPORTED)
323 av_log(avctx, AV_LOG_ERROR, "AMF via Vulkan is not supported on the given device.\n");
325 av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on the given Vulkan device: %d.\n", res);
326 return AVERROR(ENOSYS);
328 av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via Vulkan.\n");
335 static int amf_init_encoder(AVCodecContext *avctx)
337 AmfContext *ctx = avctx->priv_data;
338 const wchar_t *codec_id = NULL;
340 enum AVPixelFormat pix_fmt;
342 switch (avctx->codec->id) {
343 case AV_CODEC_ID_H264:
344 codec_id = AMFVideoEncoderVCE_AVC;
346 case AV_CODEC_ID_HEVC:
347 codec_id = AMFVideoEncoder_HEVC;
352 AMF_RETURN_IF_FALSE(ctx, codec_id != NULL, AVERROR(EINVAL), "Codec %d is not supported\n", avctx->codec->id);
354 if (ctx->hw_frames_ctx)
355 pix_fmt = ((AVHWFramesContext*)ctx->hw_frames_ctx->data)->sw_format;
357 pix_fmt = avctx->pix_fmt;
359 ctx->format = amf_av_to_amf_format(pix_fmt);
360 AMF_RETURN_IF_FALSE(ctx, ctx->format != AMF_SURFACE_UNKNOWN, AVERROR(EINVAL),
361 "Format %s is not supported\n", av_get_pix_fmt_name(pix_fmt));
363 res = ctx->factory->pVtbl->CreateComponent(ctx->factory, ctx->context, codec_id, &ctx->encoder);
364 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_ENCODER_NOT_FOUND, "CreateComponent(%ls) failed with error %d\n", codec_id, res);
369 int av_cold ff_amf_encode_close(AVCodecContext *avctx)
371 AmfContext *ctx = avctx->priv_data;
373 if (ctx->delayed_surface) {
374 ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
375 ctx->delayed_surface = NULL;
379 ctx->encoder->pVtbl->Terminate(ctx->encoder);
380 ctx->encoder->pVtbl->Release(ctx->encoder);
385 ctx->context->pVtbl->Terminate(ctx->context);
386 ctx->context->pVtbl->Release(ctx->context);
389 av_buffer_unref(&ctx->hw_device_ctx);
390 av_buffer_unref(&ctx->hw_frames_ctx);
393 ctx->trace->pVtbl->UnregisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID);
396 dlclose(ctx->library);
403 ctx->delayed_drain = 0;
404 av_frame_free(&ctx->delayed_frame);
405 av_fifo_freep(&ctx->timestamp_list);
410 static int amf_copy_surface(AVCodecContext *avctx, const AVFrame *frame,
414 uint8_t *dst_data[4];
419 planes = surface->pVtbl->GetPlanesCount(surface);
420 av_assert0(planes < FF_ARRAY_ELEMS(dst_data));
422 for (i = 0; i < planes; i++) {
423 plane = surface->pVtbl->GetPlaneAt(surface, i);
424 dst_data[i] = plane->pVtbl->GetNative(plane);
425 dst_linesize[i] = plane->pVtbl->GetHPitch(plane);
427 av_image_copy(dst_data, dst_linesize,
428 (const uint8_t**)frame->data, frame->linesize, frame->format,
429 avctx->width, avctx->height);
434 static inline int timestamp_queue_enqueue(AVCodecContext *avctx, int64_t timestamp)
436 AmfContext *ctx = avctx->priv_data;
437 if (av_fifo_space(ctx->timestamp_list) < sizeof(timestamp)) {
438 if (av_fifo_grow(ctx->timestamp_list, sizeof(timestamp)) < 0) {
439 return AVERROR(ENOMEM);
442 av_fifo_generic_write(ctx->timestamp_list, ×tamp, sizeof(timestamp), NULL);
446 static int amf_copy_buffer(AVCodecContext *avctx, AVPacket *pkt, AMFBuffer *buffer)
448 AmfContext *ctx = avctx->priv_data;
450 AMFVariantStruct var = {0};
451 int64_t timestamp = AV_NOPTS_VALUE;
452 int64_t size = buffer->pVtbl->GetSize(buffer);
454 if ((ret = av_new_packet(pkt, size)) < 0) {
457 memcpy(pkt->data, buffer->pVtbl->GetNative(buffer), size);
459 switch (avctx->codec->id) {
460 case AV_CODEC_ID_H264:
461 buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE, &var);
462 if(var.int64Value == AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE_IDR) {
463 pkt->flags = AV_PKT_FLAG_KEY;
466 case AV_CODEC_ID_HEVC:
467 buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE, &var);
468 if (var.int64Value == AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE_IDR) {
469 pkt->flags = AV_PKT_FLAG_KEY;
476 buffer->pVtbl->GetProperty(buffer, PTS_PROP, &var);
478 pkt->pts = var.int64Value; // original pts
481 AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN, "timestamp_list is empty\n");
483 av_fifo_generic_read(ctx->timestamp_list, ×tamp, sizeof(timestamp), NULL);
485 // calc dts shift if max_b_frames > 0
486 if (avctx->max_b_frames > 0 && ctx->dts_delay == 0) {
487 int64_t timestamp_last = AV_NOPTS_VALUE;
488 AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN,
489 "timestamp_list is empty while max_b_frames = %d\n", avctx->max_b_frames);
490 av_fifo_generic_peek_at(
493 (av_fifo_size(ctx->timestamp_list) / sizeof(timestamp) - 1) * sizeof(timestamp_last),
494 sizeof(timestamp_last),
496 if (timestamp < 0 || timestamp_last < AV_NOPTS_VALUE) {
497 return AVERROR(ERANGE);
499 ctx->dts_delay = timestamp_last - timestamp;
501 pkt->dts = timestamp - ctx->dts_delay;
505 // amfenc API implementation
506 int ff_amf_encode_init(AVCodecContext *avctx)
510 if ((ret = amf_load_library(avctx)) == 0) {
511 if ((ret = amf_init_context(avctx)) == 0) {
512 if ((ret = amf_init_encoder(avctx)) == 0) {
517 ff_amf_encode_close(avctx);
521 static AMF_RESULT amf_set_property_buffer(AMFSurface *object, const wchar_t *name, AMFBuffer *val)
524 AMFVariantStruct var;
525 res = AMFVariantInit(&var);
527 AMFGuid guid_AMFInterface = IID_AMFInterface();
528 AMFInterface *amf_interface;
529 res = val->pVtbl->QueryInterface(val, &guid_AMFInterface, (void**)&amf_interface);
532 res = AMFVariantAssignInterface(&var, amf_interface);
533 amf_interface->pVtbl->Release(amf_interface);
536 res = object->pVtbl->SetProperty(object, name, var);
538 AMFVariantClear(&var);
543 static AMF_RESULT amf_get_property_buffer(AMFData *object, const wchar_t *name, AMFBuffer **val)
546 AMFVariantStruct var;
547 res = AMFVariantInit(&var);
549 res = object->pVtbl->GetProperty(object, name, &var);
551 if (var.type == AMF_VARIANT_INTERFACE) {
552 AMFGuid guid_AMFBuffer = IID_AMFBuffer();
553 AMFInterface *amf_interface = AMFVariantInterface(&var);
554 res = amf_interface->pVtbl->QueryInterface(amf_interface, &guid_AMFBuffer, (void**)val);
556 res = AMF_INVALID_DATA_TYPE;
559 AMFVariantClear(&var);
564 static AMFBuffer *amf_create_buffer_with_frame_ref(const AVFrame *frame, AMFContext *context)
567 AMFBuffer *frame_ref_storage_buffer = NULL;
570 res = context->pVtbl->AllocBuffer(context, AMF_MEMORY_HOST, sizeof(frame_ref), &frame_ref_storage_buffer);
572 frame_ref = av_frame_clone(frame);
574 memcpy(frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), &frame_ref, sizeof(frame_ref));
576 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
577 frame_ref_storage_buffer = NULL;
580 return frame_ref_storage_buffer;
583 static void amf_release_buffer_with_frame_ref(AMFBuffer *frame_ref_storage_buffer)
586 memcpy(&frame_ref, frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), sizeof(frame_ref));
587 av_frame_free(&frame_ref);
588 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
591 int ff_amf_send_frame(AVCodecContext *avctx, const AVFrame *frame)
593 AmfContext *ctx = avctx->priv_data;
599 return AVERROR(EINVAL);
601 if (!frame) { // submit drain
602 if (!ctx->eof) { // submit drain one time only
603 if (ctx->delayed_surface != NULL) {
604 ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
605 } else if(!ctx->delayed_drain) {
606 res = ctx->encoder->pVtbl->Drain(ctx->encoder);
607 if (res == AMF_INPUT_FULL) {
608 ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
611 ctx->eof = 1; // drain started
613 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Drain() failed with error %d\n", res);
619 } else { // submit frame
622 if (ctx->delayed_surface != NULL) {
623 return AVERROR(EAGAIN); // should not happen when called from ffmpeg, other clients may resubmit
625 // prepare surface from frame
626 switch (frame->format) {
628 case AV_PIX_FMT_D3D11:
630 static const GUID AMFTextureArrayIndexGUID = { 0x28115527, 0xe7c3, 0x4b66, { 0x99, 0xd3, 0x4f, 0x2a, 0xe6, 0xb4, 0x7f, 0xaf } };
631 ID3D11Texture2D *texture = (ID3D11Texture2D*)frame->data[0]; // actual texture
632 int index = (intptr_t)frame->data[1]; // index is a slice in texture array is - set to tell AMF which slice to use
634 av_assert0(frame->hw_frames_ctx && ctx->hw_frames_ctx &&
635 frame->hw_frames_ctx->data == ctx->hw_frames_ctx->data);
637 texture->lpVtbl->SetPrivateData(texture, &AMFTextureArrayIndexGUID, sizeof(index), &index);
639 res = ctx->context->pVtbl->CreateSurfaceFromDX11Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
640 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX11Native() failed with error %d\n", res);
647 case AV_PIX_FMT_DXVA2_VLD:
649 IDirect3DSurface9 *texture = (IDirect3DSurface9 *)frame->data[3]; // actual texture
651 res = ctx->context->pVtbl->CreateSurfaceFromDX9Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
652 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX9Native() failed with error %d\n", res);
660 res = ctx->context->pVtbl->AllocSurface(ctx->context, AMF_MEMORY_HOST, ctx->format, avctx->width, avctx->height, &surface);
661 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "AllocSurface() failed with error %d\n", res);
662 amf_copy_surface(avctx, frame, surface);
668 AMFBuffer *frame_ref_storage_buffer;
670 // input HW surfaces can be vertically aligned by 16; tell AMF the real size
671 surface->pVtbl->SetCrop(surface, 0, 0, frame->width, frame->height);
673 frame_ref_storage_buffer = amf_create_buffer_with_frame_ref(frame, ctx->context);
674 AMF_RETURN_IF_FALSE(ctx, frame_ref_storage_buffer != NULL, AVERROR(ENOMEM), "create_buffer_with_frame_ref() returned NULL\n");
676 res = amf_set_property_buffer(surface, L"av_frame_ref", frame_ref_storage_buffer);
677 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SetProperty failed for \"av_frame_ref\" with error %d\n", res);
678 ctx->hwsurfaces_in_queue++;
679 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
682 surface->pVtbl->SetPts(surface, frame->pts);
683 AMF_ASSIGN_PROPERTY_INT64(res, surface, PTS_PROP, frame->pts);
685 switch (avctx->codec->id) {
686 case AV_CODEC_ID_H264:
687 AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_INSERT_AUD, !!ctx->aud);
689 case AV_CODEC_ID_HEVC:
690 AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_HEVC_INSERT_AUD, !!ctx->aud);
698 res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)surface);
699 if (res == AMF_INPUT_FULL) { // handle full queue
700 //store surface for later submission
701 ctx->delayed_surface = surface;
702 if (surface->pVtbl->GetMemoryType(surface) == AMF_MEMORY_DX11) {
703 av_frame_ref(ctx->delayed_frame, frame);
706 surface->pVtbl->Release(surface);
707 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SubmitInput() failed with error %d\n", res);
709 if ((ret = timestamp_queue_enqueue(avctx, frame->pts)) < 0) {
717 int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt)
721 AMF_RESULT res_query;
722 AmfContext *ctx = avctx->priv_data;
723 AMFData *data = NULL;
727 return AVERROR(EINVAL);
732 res_query = ctx->encoder->pVtbl->QueryOutput(ctx->encoder, &data);
734 // copy data to packet
736 AMFGuid guid = IID_AMFBuffer();
737 data->pVtbl->QueryInterface(data, &guid, (void**)&buffer); // query for buffer interface
738 ret = amf_copy_buffer(avctx, avpkt, buffer);
740 buffer->pVtbl->Release(buffer);
742 if (data->pVtbl->HasProperty(data, L"av_frame_ref")) {
743 AMFBuffer *frame_ref_storage_buffer;
744 res = amf_get_property_buffer(data, L"av_frame_ref", &frame_ref_storage_buffer);
745 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetProperty failed for \"av_frame_ref\" with error %d\n", res);
746 amf_release_buffer_with_frame_ref(frame_ref_storage_buffer);
747 ctx->hwsurfaces_in_queue--;
750 data->pVtbl->Release(data);
752 AMF_RETURN_IF_FALSE(ctx, ret >= 0, ret, "amf_copy_buffer() failed with error %d\n", ret);
754 if (ctx->delayed_surface != NULL) { // try to resubmit frame
755 res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)ctx->delayed_surface);
756 if (res != AMF_INPUT_FULL) {
757 int64_t pts = ctx->delayed_surface->pVtbl->GetPts(ctx->delayed_surface);
758 ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
759 ctx->delayed_surface = NULL;
760 av_frame_unref(ctx->delayed_frame);
761 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated SubmitInput() failed with error %d\n", res);
763 if ((ret = timestamp_queue_enqueue(avctx, pts)) < 0) {
767 av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed frame submission got AMF_INPUT_FULL- should not happen\n");
769 } else if (ctx->delayed_drain) { // try to resubmit drain
770 res = ctx->encoder->pVtbl->Drain(ctx->encoder);
771 if (res != AMF_INPUT_FULL) {
772 ctx->delayed_drain = 0;
773 ctx->eof = 1; // drain started
774 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated Drain() failed with error %d\n", res);
776 av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed drain submission got AMF_INPUT_FULL- should not happen\n");
779 } else if (ctx->delayed_surface != NULL || ctx->delayed_drain || (ctx->eof && res_query != AMF_EOF) || (ctx->hwsurfaces_in_queue >= ctx->hwsurfaces_in_queue_max)) {
781 av_usleep(1000); // wait and poll again
783 } while (block_and_wait);
785 if (res_query == AMF_EOF) {
787 } else if (data == NULL) {
788 ret = AVERROR(EAGAIN);