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;
219 ctx->hwsurfaces_in_queue = 0;
220 ctx->hwsurfaces_in_queue_max = 16;
222 // configure AMF logger
223 // the return of these functions indicates old state and do not affect behaviour
224 ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, ctx->log_to_dbg != 0 );
226 ctx->trace->pVtbl->SetWriterLevel(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, AMF_TRACE_TRACE);
227 ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_CONSOLE, 0);
228 ctx->trace->pVtbl->SetGlobalLevel(ctx->trace, AMF_TRACE_TRACE);
230 // connect AMF logger to av_log
231 ctx->tracer.vtbl = &tracer_vtbl;
232 ctx->tracer.avctx = avctx;
233 ctx->trace->pVtbl->RegisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID,(AMFTraceWriter*)&ctx->tracer, 1);
234 ctx->trace->pVtbl->SetWriterLevel(ctx->trace, FFMPEG_AMF_WRITER_ID, AMF_TRACE_TRACE);
236 res = ctx->factory->pVtbl->CreateContext(ctx->factory, &ctx->context);
237 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "CreateContext() failed with error %d\n", res);
239 // If a device was passed to the encoder, try to initialise from that.
240 if (avctx->hw_frames_ctx) {
241 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
243 if (amf_av_to_amf_format(frames_ctx->sw_format) == AMF_SURFACE_UNKNOWN) {
244 av_log(avctx, AV_LOG_ERROR, "Format of input frames context (%s) is not supported by AMF.\n",
245 av_get_pix_fmt_name(frames_ctx->sw_format));
246 return AVERROR(EINVAL);
249 switch (frames_ctx->device_ctx->type) {
251 case AV_HWDEVICE_TYPE_D3D11VA:
252 ret = amf_init_from_d3d11_device(avctx, frames_ctx->device_ctx->hwctx);
258 case AV_HWDEVICE_TYPE_DXVA2:
259 ret = amf_init_from_dxva2_device(avctx, frames_ctx->device_ctx->hwctx);
265 av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s frames context is not supported.\n",
266 av_hwdevice_get_type_name(frames_ctx->device_ctx->type));
267 return AVERROR(ENOSYS);
270 ctx->hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
271 if (!ctx->hw_frames_ctx)
272 return AVERROR(ENOMEM);
274 if (frames_ctx->initial_pool_size > 0)
275 ctx->hwsurfaces_in_queue_max = frames_ctx->initial_pool_size - 1;
277 } else if (avctx->hw_device_ctx) {
278 AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)avctx->hw_device_ctx->data;
280 switch (device_ctx->type) {
282 case AV_HWDEVICE_TYPE_D3D11VA:
283 ret = amf_init_from_d3d11_device(avctx, device_ctx->hwctx);
289 case AV_HWDEVICE_TYPE_DXVA2:
290 ret = amf_init_from_dxva2_device(avctx, device_ctx->hwctx);
296 av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s device is not supported.\n",
297 av_hwdevice_get_type_name(device_ctx->type));
298 return AVERROR(ENOSYS);
301 ctx->hw_device_ctx = av_buffer_ref(avctx->hw_device_ctx);
302 if (!ctx->hw_device_ctx)
303 return AVERROR(ENOMEM);
306 res = ctx->context->pVtbl->InitDX11(ctx->context, NULL, AMF_DX11_1);
308 av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D11.\n");
310 res = ctx->context->pVtbl->InitDX9(ctx->context, NULL);
312 av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D9.\n");
314 av_log(avctx, AV_LOG_ERROR, "AMF initialisation failed via D3D9: error %d.\n", res);
315 return AVERROR(ENOSYS);
322 static int amf_init_encoder(AVCodecContext *avctx)
324 AmfContext *ctx = avctx->priv_data;
325 const wchar_t *codec_id = NULL;
327 enum AVPixelFormat pix_fmt;
329 switch (avctx->codec->id) {
330 case AV_CODEC_ID_H264:
331 codec_id = AMFVideoEncoderVCE_AVC;
333 case AV_CODEC_ID_HEVC:
334 codec_id = AMFVideoEncoder_HEVC;
339 AMF_RETURN_IF_FALSE(ctx, codec_id != NULL, AVERROR(EINVAL), "Codec %d is not supported\n", avctx->codec->id);
341 if (ctx->hw_frames_ctx)
342 pix_fmt = ((AVHWFramesContext*)ctx->hw_frames_ctx->data)->sw_format;
344 pix_fmt = avctx->pix_fmt;
346 ctx->format = amf_av_to_amf_format(pix_fmt);
347 AMF_RETURN_IF_FALSE(ctx, ctx->format != AMF_SURFACE_UNKNOWN, AVERROR(EINVAL),
348 "Format %s is not supported\n", av_get_pix_fmt_name(pix_fmt));
350 res = ctx->factory->pVtbl->CreateComponent(ctx->factory, ctx->context, codec_id, &ctx->encoder);
351 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_ENCODER_NOT_FOUND, "CreateComponent(%ls) failed with error %d\n", codec_id, res);
356 int av_cold ff_amf_encode_close(AVCodecContext *avctx)
358 AmfContext *ctx = avctx->priv_data;
360 if (ctx->delayed_surface) {
361 ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
362 ctx->delayed_surface = NULL;
366 ctx->encoder->pVtbl->Terminate(ctx->encoder);
367 ctx->encoder->pVtbl->Release(ctx->encoder);
372 ctx->context->pVtbl->Terminate(ctx->context);
373 ctx->context->pVtbl->Release(ctx->context);
376 av_buffer_unref(&ctx->hw_device_ctx);
377 av_buffer_unref(&ctx->hw_frames_ctx);
380 ctx->trace->pVtbl->UnregisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID);
383 dlclose(ctx->library);
390 ctx->delayed_drain = 0;
391 av_frame_free(&ctx->delayed_frame);
392 av_fifo_freep(&ctx->timestamp_list);
397 static int amf_copy_surface(AVCodecContext *avctx, const AVFrame *frame,
401 uint8_t *dst_data[4];
406 planes = surface->pVtbl->GetPlanesCount(surface);
407 av_assert0(planes < FF_ARRAY_ELEMS(dst_data));
409 for (i = 0; i < planes; i++) {
410 plane = surface->pVtbl->GetPlaneAt(surface, i);
411 dst_data[i] = plane->pVtbl->GetNative(plane);
412 dst_linesize[i] = plane->pVtbl->GetHPitch(plane);
414 av_image_copy(dst_data, dst_linesize,
415 (const uint8_t**)frame->data, frame->linesize, frame->format,
416 avctx->width, avctx->height);
421 static inline int timestamp_queue_enqueue(AVCodecContext *avctx, int64_t timestamp)
423 AmfContext *ctx = avctx->priv_data;
424 if (av_fifo_space(ctx->timestamp_list) < sizeof(timestamp)) {
425 if (av_fifo_grow(ctx->timestamp_list, sizeof(timestamp)) < 0) {
426 return AVERROR(ENOMEM);
429 av_fifo_generic_write(ctx->timestamp_list, ×tamp, sizeof(timestamp), NULL);
433 static int amf_copy_buffer(AVCodecContext *avctx, AVPacket *pkt, AMFBuffer *buffer)
435 AmfContext *ctx = avctx->priv_data;
437 AMFVariantStruct var = {0};
438 int64_t timestamp = AV_NOPTS_VALUE;
439 int64_t size = buffer->pVtbl->GetSize(buffer);
441 if ((ret = ff_alloc_packet2(avctx, pkt, size, 0)) < 0) {
444 memcpy(pkt->data, buffer->pVtbl->GetNative(buffer), size);
446 switch (avctx->codec->id) {
447 case AV_CODEC_ID_H264:
448 buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE, &var);
449 if(var.int64Value == AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE_IDR) {
450 pkt->flags = AV_PKT_FLAG_KEY;
453 case AV_CODEC_ID_HEVC:
454 buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE, &var);
455 if (var.int64Value == AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE_IDR) {
456 pkt->flags = AV_PKT_FLAG_KEY;
463 buffer->pVtbl->GetProperty(buffer, PTS_PROP, &var);
465 pkt->pts = var.int64Value; // original pts
468 AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN, "timestamp_list is empty\n");
470 av_fifo_generic_read(ctx->timestamp_list, ×tamp, sizeof(timestamp), NULL);
472 // calc dts shift if max_b_frames > 0
473 if (avctx->max_b_frames > 0 && ctx->dts_delay == 0) {
474 int64_t timestamp_last = AV_NOPTS_VALUE;
475 AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN,
476 "timestamp_list is empty while max_b_frames = %d\n", avctx->max_b_frames);
477 av_fifo_generic_peek_at(
480 (av_fifo_size(ctx->timestamp_list) / sizeof(timestamp) - 1) * sizeof(timestamp_last),
481 sizeof(timestamp_last),
483 if (timestamp < 0 || timestamp_last < AV_NOPTS_VALUE) {
484 return AVERROR(ERANGE);
486 ctx->dts_delay = timestamp_last - timestamp;
488 pkt->dts = timestamp - ctx->dts_delay;
492 // amfenc API implementation
493 int ff_amf_encode_init(AVCodecContext *avctx)
497 if ((ret = amf_load_library(avctx)) == 0) {
498 if ((ret = amf_init_context(avctx)) == 0) {
499 if ((ret = amf_init_encoder(avctx)) == 0) {
504 ff_amf_encode_close(avctx);
508 static AMF_RESULT amf_set_property_buffer(AMFSurface *object, const wchar_t *name, AMFBuffer *val)
511 AMFVariantStruct var;
512 res = AMFVariantInit(&var);
514 AMFGuid guid_AMFInterface = IID_AMFInterface();
515 AMFInterface *amf_interface;
516 res = val->pVtbl->QueryInterface(val, &guid_AMFInterface, (void**)&amf_interface);
519 res = AMFVariantAssignInterface(&var, amf_interface);
520 amf_interface->pVtbl->Release(amf_interface);
523 res = object->pVtbl->SetProperty(object, name, var);
525 AMFVariantClear(&var);
530 static AMF_RESULT amf_get_property_buffer(AMFData *object, const wchar_t *name, AMFBuffer **val)
533 AMFVariantStruct var;
534 res = AMFVariantInit(&var);
536 res = object->pVtbl->GetProperty(object, name, &var);
538 if (var.type == AMF_VARIANT_INTERFACE) {
539 AMFGuid guid_AMFBuffer = IID_AMFBuffer();
540 AMFInterface *amf_interface = AMFVariantInterface(&var);
541 res = amf_interface->pVtbl->QueryInterface(amf_interface, &guid_AMFBuffer, (void**)val);
543 res = AMF_INVALID_DATA_TYPE;
546 AMFVariantClear(&var);
551 static AMFBuffer *amf_create_buffer_with_frame_ref(const AVFrame *frame, AMFContext *context)
554 AMFBuffer *frame_ref_storage_buffer = NULL;
557 res = context->pVtbl->AllocBuffer(context, AMF_MEMORY_HOST, sizeof(frame_ref), &frame_ref_storage_buffer);
559 frame_ref = av_frame_clone(frame);
561 memcpy(frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), &frame_ref, sizeof(frame_ref));
563 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
564 frame_ref_storage_buffer = NULL;
567 return frame_ref_storage_buffer;
570 static void amf_release_buffer_with_frame_ref(AMFBuffer *frame_ref_storage_buffer)
573 memcpy(&frame_ref, frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), sizeof(frame_ref));
574 av_frame_free(&frame_ref);
575 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
578 int ff_amf_send_frame(AVCodecContext *avctx, const AVFrame *frame)
580 AmfContext *ctx = avctx->priv_data;
586 return AVERROR(EINVAL);
588 if (!frame) { // submit drain
589 if (!ctx->eof) { // submit drain one time only
590 if (ctx->delayed_surface != NULL) {
591 ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
592 } else if(!ctx->delayed_drain) {
593 res = ctx->encoder->pVtbl->Drain(ctx->encoder);
594 if (res == AMF_INPUT_FULL) {
595 ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
598 ctx->eof = 1; // drain started
600 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Drain() failed with error %d\n", res);
606 } else { // submit frame
609 if (ctx->delayed_surface != NULL) {
610 return AVERROR(EAGAIN); // should not happen when called from ffmpeg, other clients may resubmit
612 // prepare surface from frame
613 switch (frame->format) {
615 case AV_PIX_FMT_D3D11:
617 static const GUID AMFTextureArrayIndexGUID = { 0x28115527, 0xe7c3, 0x4b66, { 0x99, 0xd3, 0x4f, 0x2a, 0xe6, 0xb4, 0x7f, 0xaf } };
618 ID3D11Texture2D *texture = (ID3D11Texture2D*)frame->data[0]; // actual texture
619 int index = (intptr_t)frame->data[1]; // index is a slice in texture array is - set to tell AMF which slice to use
621 av_assert0(frame->hw_frames_ctx && ctx->hw_frames_ctx &&
622 frame->hw_frames_ctx->data == ctx->hw_frames_ctx->data);
624 texture->lpVtbl->SetPrivateData(texture, &AMFTextureArrayIndexGUID, sizeof(index), &index);
626 res = ctx->context->pVtbl->CreateSurfaceFromDX11Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
627 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX11Native() failed with error %d\n", res);
634 case AV_PIX_FMT_DXVA2_VLD:
636 IDirect3DSurface9 *texture = (IDirect3DSurface9 *)frame->data[3]; // actual texture
638 res = ctx->context->pVtbl->CreateSurfaceFromDX9Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
639 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX9Native() failed with error %d\n", res);
647 res = ctx->context->pVtbl->AllocSurface(ctx->context, AMF_MEMORY_HOST, ctx->format, avctx->width, avctx->height, &surface);
648 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "AllocSurface() failed with error %d\n", res);
649 amf_copy_surface(avctx, frame, surface);
655 AMFBuffer *frame_ref_storage_buffer;
657 // input HW surfaces can be vertically aligned by 16; tell AMF the real size
658 surface->pVtbl->SetCrop(surface, 0, 0, frame->width, frame->height);
660 frame_ref_storage_buffer = amf_create_buffer_with_frame_ref(frame, ctx->context);
661 AMF_RETURN_IF_FALSE(ctx, frame_ref_storage_buffer != NULL, AVERROR(ENOMEM), "create_buffer_with_frame_ref() returned NULL\n");
663 res = amf_set_property_buffer(surface, L"av_frame_ref", frame_ref_storage_buffer);
664 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SetProperty failed for \"av_frame_ref\" with error %d\n", res);
665 ctx->hwsurfaces_in_queue++;
666 frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
669 surface->pVtbl->SetPts(surface, frame->pts);
670 AMF_ASSIGN_PROPERTY_INT64(res, surface, PTS_PROP, frame->pts);
672 switch (avctx->codec->id) {
673 case AV_CODEC_ID_H264:
674 AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_INSERT_AUD, !!ctx->aud);
676 case AV_CODEC_ID_HEVC:
677 AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_HEVC_INSERT_AUD, !!ctx->aud);
685 res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)surface);
686 if (res == AMF_INPUT_FULL) { // handle full queue
687 //store surface for later submission
688 ctx->delayed_surface = surface;
689 if (surface->pVtbl->GetMemoryType(surface) == AMF_MEMORY_DX11) {
690 av_frame_ref(ctx->delayed_frame, frame);
693 surface->pVtbl->Release(surface);
694 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SubmitInput() failed with error %d\n", res);
696 if ((ret = timestamp_queue_enqueue(avctx, frame->pts)) < 0) {
704 int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt)
708 AMF_RESULT res_query;
709 AmfContext *ctx = avctx->priv_data;
710 AMFData *data = NULL;
714 return AVERROR(EINVAL);
719 res_query = ctx->encoder->pVtbl->QueryOutput(ctx->encoder, &data);
721 // copy data to packet
723 AMFGuid guid = IID_AMFBuffer();
724 data->pVtbl->QueryInterface(data, &guid, (void**)&buffer); // query for buffer interface
725 ret = amf_copy_buffer(avctx, avpkt, buffer);
727 buffer->pVtbl->Release(buffer);
729 if (data->pVtbl->HasProperty(data, L"av_frame_ref")) {
730 AMFBuffer *frame_ref_storage_buffer;
731 res = amf_get_property_buffer(data, L"av_frame_ref", &frame_ref_storage_buffer);
732 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetProperty failed for \"av_frame_ref\" with error %d\n", res);
733 amf_release_buffer_with_frame_ref(frame_ref_storage_buffer);
734 ctx->hwsurfaces_in_queue--;
737 data->pVtbl->Release(data);
739 AMF_RETURN_IF_FALSE(ctx, ret >= 0, ret, "amf_copy_buffer() failed with error %d\n", ret);
741 if (ctx->delayed_surface != NULL) { // try to resubmit frame
742 res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)ctx->delayed_surface);
743 if (res != AMF_INPUT_FULL) {
744 int64_t pts = ctx->delayed_surface->pVtbl->GetPts(ctx->delayed_surface);
745 ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
746 ctx->delayed_surface = NULL;
747 av_frame_unref(ctx->delayed_frame);
748 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated SubmitInput() failed with error %d\n", res);
750 if ((ret = timestamp_queue_enqueue(avctx, pts)) < 0) {
754 av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed frame submission got AMF_INPUT_FULL- should not happen\n");
756 } else if (ctx->delayed_drain) { // try to resubmit drain
757 res = ctx->encoder->pVtbl->Drain(ctx->encoder);
758 if (res != AMF_INPUT_FULL) {
759 ctx->delayed_drain = 0;
760 ctx->eof = 1; // drain started
761 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated Drain() failed with error %d\n", res);
763 av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed drain submission got AMF_INPUT_FULL- should not happen\n");
766 } else if (ctx->delayed_surface != NULL || ctx->delayed_drain || (ctx->eof && res_query != AMF_EOF) || (ctx->hwsurfaces_in_queue >= ctx->hwsurfaces_in_queue_max)) {
768 av_usleep(1000); // wait and poll again
770 } while (block_and_wait);
772 if (res_query == AMF_EOF) {
774 } else if (data == NULL) {
775 ret = AVERROR(EAGAIN);