1 /* GStreamer Intel MSDK plugin
2 * Copyright (c) 2018, Intel Corporation
5 * Author: Sreerenj Balachaandran <sreerenj.balachandran@intel.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright notice,
14 * this list of conditions and the following disclaimer in the documentation
15 * and/or other materials provided with the distribution.
17 * 3. Neither the name of the copyright holder nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
25 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
30 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
31 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40 #include "gstmsdkvpp.h"
41 #include "gstmsdkbufferpool.h"
42 #include "gstmsdkvideomemory.h"
43 #include "gstmsdksystemmemory.h"
44 #include "gstmsdkcontextutil.h"
45 #include "gstmsdkvpputil.h"
48 #include "gstmsdkallocator_libva.h"
51 GST_DEBUG_CATEGORY_EXTERN (gst_msdkvpp_debug);
52 #define GST_CAT_DEFAULT gst_msdkvpp_debug
54 static GstStaticPadTemplate gst_msdkvpp_sink_factory =
55 GST_STATIC_PAD_TEMPLATE ("sink",
58 GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE
59 ("{ NV12, YV12, I420, YUY2, UYVY, BGRA, BGRx }")
60 ", " "interlace-mode = (string){ progressive, interleaved, mixed }" ";"
61 GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF,
62 "{ NV12, BGRA, YUY2}")));
64 static GstStaticPadTemplate gst_msdkvpp_src_factory =
65 GST_STATIC_PAD_TEMPLATE ("src",
68 GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
69 (GST_CAPS_FEATURE_MEMORY_DMABUF,
70 "{ BGRA, YUY2, NV12}") ";"
71 GST_VIDEO_CAPS_MAKE ("{ NV12, YUY2, BGRA, BGRx }") ", "
72 "interlace-mode = (string){ progressive, interleaved, mixed }" ";"));
81 PROP_DEINTERLACE_MODE,
82 PROP_DEINTERLACE_METHOD,
90 PROP_FORCE_ASPECT_RATIO,
95 #define PROP_HARDWARE_DEFAULT TRUE
96 #define PROP_ASYNC_DEPTH_DEFAULT 1
97 #define PROP_DENOISE_DEFAULT 0
98 #define PROP_ROTATION_DEFAULT MFX_ANGLE_0
99 #define PROP_DEINTERLACE_MODE_DEFAULT GST_MSDKVPP_DEINTERLACE_MODE_AUTO
100 #define PROP_DEINTERLACE_METHOD_DEFAULT MFX_DEINTERLACING_BOB
101 #define PROP_HUE_DEFAULT 0
102 #define PROP_SATURATION_DEFAULT 1
103 #define PROP_BRIGHTNESS_DEFAULT 0
104 #define PROP_CONTRAST_DEFAULT 1
105 #define PROP_DETAIL_DEFAULT 0
106 #define PROP_MIRRORING_DEFAULT MFX_MIRRORING_DISABLED
107 #define PROP_SCALING_MODE_DEFAULT MFX_SCALING_MODE_DEFAULT
108 #define PROP_FORCE_ASPECT_RATIO_DEFAULT TRUE
109 #define PROP_FRC_ALGORITHM_DEFAULT _MFX_FRC_ALGORITHM_NONE
111 #define gst_msdkvpp_parent_class parent_class
112 G_DEFINE_TYPE (GstMsdkVPP, gst_msdkvpp, GST_TYPE_BASE_TRANSFORM);
116 mfxFrameSurface1 *surface;
121 free_msdk_surface (MsdkSurface * surface)
124 gst_buffer_unref (surface->buf);
125 g_slice_free (MsdkSurface, surface);
129 gst_msdkvpp_add_extra_param (GstMsdkVPP * thiz, mfxExtBuffer * param)
131 if (thiz->num_extra_params < MAX_EXTRA_PARAMS) {
132 thiz->extra_params[thiz->num_extra_params] = param;
133 thiz->num_extra_params++;
138 ensure_context (GstBaseTransform * trans)
140 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
142 if (gst_msdk_context_prepare (GST_ELEMENT_CAST (thiz), &thiz->context)) {
143 GST_INFO_OBJECT (thiz, "Found context from neighbour %" GST_PTR_FORMAT,
146 if (gst_msdk_context_get_job_type (thiz->context) & GST_MSDK_JOB_VPP) {
147 GstMsdkContext *parent_context, *msdk_context;
149 parent_context = thiz->context;
150 msdk_context = gst_msdk_context_new_with_parent (parent_context);
153 GST_ERROR_OBJECT (thiz, "Context creation failed");
157 thiz->context = msdk_context;
158 gst_object_unref (parent_context);
160 GST_INFO_OBJECT (thiz,
161 "Creating new context %" GST_PTR_FORMAT " with joined session",
164 gst_msdk_context_add_job_type (thiz->context, GST_MSDK_JOB_VPP);
167 if (!gst_msdk_context_ensure_context (GST_ELEMENT_CAST (thiz),
168 thiz->hardware, GST_MSDK_JOB_VPP))
170 GST_INFO_OBJECT (thiz, "Creating new context %" GST_PTR_FORMAT,
174 gst_msdk_context_add_shared_async_depth (thiz->context, thiz->async_depth);
180 create_output_buffer (GstMsdkVPP * thiz)
184 GstBufferPool *pool = thiz->srcpad_buffer_pool;
186 g_return_val_if_fail (pool != NULL, NULL);
188 if (!gst_buffer_pool_is_active (pool) &&
189 !gst_buffer_pool_set_active (pool, TRUE))
190 goto error_activate_pool;
193 ret = gst_buffer_pool_acquire_buffer (pool, &outbuf, NULL);
194 if (ret != GST_FLOW_OK || !outbuf)
195 goto error_create_buffer;
202 GST_ERROR_OBJECT (thiz, "failed to activate output video buffer pool");
207 GST_ERROR_OBJECT (thiz, "failed to create output video buffer");
213 gst_msdkvpp_prepare_output_buffer (GstBaseTransform * trans,
214 GstBuffer * inbuf, GstBuffer ** outbuf_ptr)
216 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
218 if (gst_base_transform_is_passthrough (trans)) {
223 *outbuf_ptr = create_output_buffer (thiz);
224 return *outbuf_ptr ? GST_FLOW_OK : GST_FLOW_ERROR;
227 static GstBufferPool *
228 gst_msdkvpp_create_buffer_pool (GstMsdkVPP * thiz, GstPadDirection direction,
229 GstCaps * caps, guint min_num_buffers)
231 GstBufferPool *pool = NULL;
232 GstStructure *config;
233 GstAllocator *allocator = NULL;
235 GstVideoInfo *pool_info = NULL;
236 GstVideoAlignment align;
237 GstAllocationParams params = { 0, 31, 0, 0, };
238 mfxFrameAllocResponse *alloc_resp = NULL;
239 gboolean use_dmabuf = FALSE;
241 if (direction == GST_PAD_SINK) {
242 alloc_resp = &thiz->in_alloc_resp;
243 pool_info = &thiz->sinkpad_buffer_pool_info;
244 use_dmabuf = thiz->use_sinkpad_dmabuf;
245 } else if (direction == GST_PAD_SRC) {
246 alloc_resp = &thiz->out_alloc_resp;
247 pool_info = &thiz->srcpad_buffer_pool_info;
248 use_dmabuf = thiz->use_srcpad_dmabuf;
251 pool = gst_msdk_buffer_pool_new (thiz->context, alloc_resp);
255 if (!gst_video_info_from_caps (&info, caps))
256 goto error_no_video_info;
258 gst_msdk_set_video_alignment (&info, &align);
259 gst_video_info_align (&info, &align);
263 gst_msdk_dmabuf_allocator_new (thiz->context, &info, alloc_resp);
264 else if (thiz->use_video_memory)
265 allocator = gst_msdk_video_allocator_new (thiz->context, &info, alloc_resp);
267 allocator = gst_msdk_system_allocator_new (&info);
270 goto error_no_allocator;
272 config = gst_buffer_pool_get_config (GST_BUFFER_POOL_CAST (pool));
273 gst_buffer_pool_config_set_params (config, caps, info.size, min_num_buffers,
276 gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
277 gst_buffer_pool_config_add_option (config,
278 GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
279 if (thiz->use_video_memory) {
280 gst_buffer_pool_config_add_option (config,
281 GST_BUFFER_POOL_OPTION_MSDK_USE_VIDEO_MEMORY);
283 gst_buffer_pool_config_add_option (config,
284 GST_BUFFER_POOL_OPTION_MSDK_USE_DMABUF);
287 gst_buffer_pool_config_set_video_alignment (config, &align);
288 gst_buffer_pool_config_set_allocator (config, allocator, ¶ms);
289 gst_object_unref (allocator);
291 if (!gst_buffer_pool_set_config (pool, config))
292 goto error_pool_config;
294 /* Updating pool_info with algined info of allocator */
301 GST_INFO_OBJECT (thiz, "Failed to create bufferpool");
306 GST_INFO_OBJECT (thiz, "Failed to get Video info from caps");
311 GST_INFO_OBJECT (thiz, "Failed to create allocator");
313 gst_object_unref (pool);
318 GST_INFO_OBJECT (thiz, "Failed to set config");
320 gst_object_unref (pool);
322 gst_object_unref (allocator);
328 _gst_caps_has_feature (const GstCaps * caps, const gchar * feature)
332 for (i = 0; i < gst_caps_get_size (caps); i++) {
333 GstCapsFeatures *const features = gst_caps_get_features (caps, i);
334 /* Skip ANY features, we need an exact match for correct evaluation */
335 if (gst_caps_features_is_any (features))
337 if (gst_caps_features_contains (features, feature))
344 gst_msdkvpp_decide_allocation (GstBaseTransform * trans, GstQuery * query)
346 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
348 GstBufferPool *pool = NULL;
349 GstStructure *config = NULL;
351 guint size = 0, min_buffers = 0, max_buffers = 0;
352 GstAllocator *allocator = NULL;
353 GstAllocationParams params;
354 gboolean update_pool = FALSE;
356 gst_query_parse_allocation (query, &caps, NULL);
358 GST_ERROR_OBJECT (thiz, "Failed to parse the decide_allocation caps");
361 if (!gst_video_info_from_caps (&info, caps)) {
362 GST_ERROR_OBJECT (thiz, "Failed to get video info");
365 /* if downstream allocation query supports dmabuf-capsfeatures,
366 * we do allocate dmabuf backed memory */
367 if (_gst_caps_has_feature (caps, GST_CAPS_FEATURE_MEMORY_DMABUF)) {
368 GST_INFO_OBJECT (thiz, "MSDK VPP srcpad uses DMABuf memory");
369 thiz->use_srcpad_dmabuf = TRUE;
372 if (gst_query_find_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL))
373 thiz->add_video_meta = TRUE;
375 thiz->add_video_meta = FALSE;
377 /* Check whether the query has pool */
378 if (gst_query_get_n_allocation_pools (query) > 0)
381 /* increase the min_buffers with number of concurrent vpp operations */
382 min_buffers += thiz->async_depth;
384 /* invalidate the cached pool if there is an allocation_query */
385 if (thiz->srcpad_buffer_pool)
386 gst_object_unref (thiz->srcpad_buffer_pool);
388 /* Always create a pool for vpp out buffers. Each of the msdk element
389 * has to create it's own mfxsurfacepool which is an msdk contraint.
390 * For eg: Each Msdk component (vpp, dec and enc) will invoke the external
391 * Frame allocator for video-memory usage.So sharing the pool between
392 * gst-msdk elements might not be a good idea, rather each element
393 * can check the buffer type (whether it is from msdk-buffer pool)
394 * to make sure there is no copy. Since we share the context between
395 * msdk elements, using buffers from one sdk's framealloator in another
396 * sdk-components is perfectly fine */
397 pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, caps, min_buffers);
398 thiz->srcpad_buffer_pool = pool;
400 /* get the configured pool properties inorder to set in query */
401 config = gst_buffer_pool_get_config (pool);
402 gst_buffer_pool_config_get_params (config, &caps, &size, &min_buffers,
404 if (gst_buffer_pool_config_get_allocator (config, &allocator, ¶ms))
405 gst_query_add_allocation_param (query, allocator, ¶ms);
406 gst_structure_free (config);
409 gst_query_set_nth_allocation_pool (query, 0, pool, size, min_buffers,
412 gst_query_add_allocation_pool (query, pool, size, min_buffers, max_buffers);
414 gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
416 /* Fixme if downstream doesn't have videometa support, msdkvpp should
417 * copy the output buffers */
423 gst_msdkvpp_propose_allocation (GstBaseTransform * trans,
424 GstQuery * decide_query, GstQuery * query)
426 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
428 GstBufferPool *pool = NULL;
429 GstAllocator *allocator = NULL;
431 GstStructure *config;
433 GstAllocationParams params;
435 guint min_buffers = thiz->async_depth + 1;
437 gst_query_parse_allocation (query, &caps, &need_pool);
439 GST_ERROR_OBJECT (thiz, "Failed to parse the allocation caps");
443 if (!gst_video_info_from_caps (&info, caps)) {
444 GST_ERROR_OBJECT (thiz, "Failed to get video info");
448 /* if upstream allocation query supports dmabuf-capsfeatures,
449 * we do allocate dmabuf backed memory */
450 if (_gst_caps_has_feature (caps, GST_CAPS_FEATURE_MEMORY_DMABUF)) {
451 GST_INFO_OBJECT (thiz, "MSDK VPP srcpad uses DMABuf memory");
452 thiz->use_sinkpad_dmabuf = TRUE;
456 /* alwys provide a new pool for upstream to help re-negotiation
457 * more info here: https://bugzilla.gnome.org/show_bug.cgi?id=748344 */
458 pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SINK, caps,
462 /* Update the internal pool if any allocation attribute changed */
463 if (!gst_video_info_is_equal (&thiz->sinkpad_buffer_pool_info, &info)) {
464 gst_object_unref (thiz->sinkpad_buffer_pool);
465 thiz->sinkpad_buffer_pool = gst_msdkvpp_create_buffer_pool (thiz,
466 GST_PAD_SINK, caps, min_buffers);
469 /* get the size and allocator params from configured pool and set it in query */
471 pool = gst_object_ref (thiz->sinkpad_buffer_pool);
472 config = gst_buffer_pool_get_config (GST_BUFFER_POOL_CAST (pool));
473 gst_buffer_pool_config_get_params (config, NULL, &size, NULL, NULL);
474 if (gst_buffer_pool_config_get_allocator (config, &allocator, ¶ms))
475 gst_query_add_allocation_param (query, allocator, ¶ms);
476 gst_structure_free (config);
478 /* if upstream does't have a pool requirement, set only
479 * size, min_buffers and max_buffers in query */
480 gst_query_add_allocation_pool (query, need_pool ? pool : NULL, size,
482 gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
484 gst_object_unref (pool);
486 return GST_BASE_TRANSFORM_CLASS (parent_class)->propose_allocation (trans,
487 decide_query, query);
491 get_surface_from_pool (GstMsdkVPP * thiz, GstBufferPool * pool,
492 GstBufferPoolAcquireParams * params)
494 GstBuffer *new_buffer;
495 mfxFrameSurface1 *new_surface;
496 MsdkSurface *msdk_surface;
498 if (!gst_buffer_pool_is_active (pool) &&
499 !gst_buffer_pool_set_active (pool, TRUE)) {
500 GST_ERROR_OBJECT (pool, "failed to activate buffer pool");
504 if (gst_buffer_pool_acquire_buffer (pool, &new_buffer, params) != GST_FLOW_OK) {
505 GST_ERROR_OBJECT (pool, "failed to acquire a buffer from pool");
509 if (gst_msdk_is_msdk_buffer (new_buffer))
510 new_surface = gst_msdk_get_surface_from_buffer (new_buffer);
512 GST_ERROR_OBJECT (pool, "the acquired memory is not MSDK memory");
516 msdk_surface = g_slice_new0 (MsdkSurface);
517 msdk_surface->surface = new_surface;
518 msdk_surface->buf = new_buffer;
525 import_dmabuf_to_msdk_surface (GstMsdkVPP * thiz, GstBuffer * buf,
526 MsdkSurface * msdk_surface)
528 GstMemory *mem = NULL;
531 GstMsdkMemoryID *msdk_mid = NULL;
532 mfxFrameSurface1 *mfx_surface = NULL;
535 mem = gst_buffer_peek_memory (buf, 0);
536 fd = gst_dmabuf_memory_get_fd (mem);
540 vinfo = thiz->sinkpad_info;
542 /* Update offset/stride/size if there is VideoMeta attached to
544 vmeta = gst_buffer_get_video_meta (buf);
546 if (GST_VIDEO_INFO_FORMAT (&vinfo) != vmeta->format ||
547 GST_VIDEO_INFO_WIDTH (&vinfo) != vmeta->width ||
548 GST_VIDEO_INFO_HEIGHT (&vinfo) != vmeta->height ||
549 GST_VIDEO_INFO_N_PLANES (&vinfo) != vmeta->n_planes) {
550 GST_ERROR_OBJECT (thiz, "VideoMeta attached to buffer is not matching"
551 "the negotiated width/height/format");
554 for (i = 0; i < GST_VIDEO_INFO_N_PLANES (&vinfo); ++i) {
555 GST_VIDEO_INFO_PLANE_OFFSET (&vinfo, i) = vmeta->offset[i];
556 GST_VIDEO_INFO_PLANE_STRIDE (&vinfo, i) = vmeta->stride[i];
558 GST_VIDEO_INFO_SIZE (&vinfo) = gst_buffer_get_size (buf);
561 /* Upstream neither accepted the msdk pool nor the msdk buffer size restrictions.
562 * Current media-driver and GMMLib will fail due to strict memory size restrictions.
563 * Ideally, media-driver should accept what ever memory coming from other drivers
564 * in case of dmabuf-import and this is how the intel-vaapi-driver works.
565 * For now, in order to avoid any crash we check the buffer size and fallback
566 * to copy frame method.
568 * See this: https://github.com/intel/media-driver/issues/169
570 if (GST_VIDEO_INFO_SIZE (&vinfo) <
571 GST_VIDEO_INFO_SIZE (&thiz->sinkpad_buffer_pool_info))
574 mfx_surface = msdk_surface->surface;
575 msdk_mid = (GstMsdkMemoryID *) mfx_surface->Data.MemId;
577 /* release the internal memory storage of associated mfxSurface */
578 gst_msdk_replace_mfx_memid (thiz->context, mfx_surface, VA_INVALID_ID);
580 /* export dmabuf to vasurface */
581 if (!gst_msdk_export_dmabuf_to_vasurface (thiz->context, &vinfo, fd,
590 get_msdk_surface_from_input_buffer (GstMsdkVPP * thiz, GstBuffer * inbuf)
592 GstVideoFrame src_frame, out_frame;
593 MsdkSurface *msdk_surface;
594 GstMemory *mem = NULL;
596 if (gst_msdk_is_msdk_buffer (inbuf)) {
597 msdk_surface = g_slice_new0 (MsdkSurface);
598 msdk_surface->surface = gst_msdk_get_surface_from_buffer (inbuf);
599 msdk_surface->buf = gst_buffer_ref (inbuf);
603 /* If upstream hasn't accpeted the proposed msdk bufferpool,
604 * just copy frame (if not dmabuf backed) to msdk buffer and
605 * take a surface from it. */
607 get_surface_from_pool (thiz, thiz->sinkpad_buffer_pool, NULL)))
611 /************ dmabuf-import ************* */
612 /* if upstream provided a dmabuf backed memory, but not an msdk
613 * buffer, we could export the dmabuf to underlined vasurface */
614 mem = gst_buffer_peek_memory (inbuf, 0);
615 if (gst_is_dmabuf_memory (mem)) {
616 if (import_dmabuf_to_msdk_surface (thiz, inbuf, msdk_surface))
619 GST_INFO_OBJECT (thiz, "Upstream dmabuf-backed memory is not imported"
620 "to the msdk surface, fall back to the copy input frame method");
624 if (!gst_video_frame_map (&src_frame, &thiz->sinkpad_info, inbuf,
626 GST_ERROR_OBJECT (thiz, "failed to map the frame for source");
630 if (!gst_video_frame_map (&out_frame, &thiz->sinkpad_buffer_pool_info,
631 msdk_surface->buf, GST_MAP_WRITE)) {
632 GST_ERROR_OBJECT (thiz, "failed to map the frame for destination");
633 gst_video_frame_unmap (&src_frame);
637 if (!gst_video_frame_copy (&out_frame, &src_frame)) {
638 GST_ERROR_OBJECT (thiz, "failed to copy frame");
639 gst_video_frame_unmap (&out_frame);
640 gst_video_frame_unmap (&src_frame);
644 gst_video_frame_unmap (&out_frame);
645 gst_video_frame_unmap (&src_frame);
654 gst_msdkvpp_transform (GstBaseTransform * trans, GstBuffer * inbuf,
657 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
658 GstClockTime timestamp;
659 GstFlowReturn ret = GST_FLOW_OK;
661 mfxSyncPoint sync_point = NULL;
663 MsdkSurface *in_surface = NULL;
664 MsdkSurface *out_surface = NULL;
666 timestamp = GST_BUFFER_TIMESTAMP (inbuf);
668 in_surface = get_msdk_surface_from_input_buffer (thiz, inbuf);
670 return GST_FLOW_ERROR;
672 if (gst_msdk_is_msdk_buffer (outbuf)) {
673 out_surface = g_slice_new0 (MsdkSurface);
674 out_surface->surface = gst_msdk_get_surface_from_buffer (outbuf);
676 GST_ERROR ("Failed to get msdk outsurface!");
677 return GST_FLOW_ERROR;
680 session = gst_msdk_context_get_session (thiz->context);
682 /* outer loop is for handling FrameRate Control and deinterlace use cases */
686 MFXVideoVPP_RunFrameVPPAsync (session, in_surface->surface,
687 out_surface->surface, NULL, &sync_point);
688 if (status != MFX_WRN_DEVICE_BUSY)
690 /* If device is busy, wait 1ms and retry, as per MSDK's recommendation */
694 if (status != MFX_ERR_NONE && status != MFX_ERR_MORE_DATA
695 && status != MFX_ERR_MORE_SURFACE)
698 /* No output generated */
699 if (status == MFX_ERR_MORE_DATA)
700 goto error_more_data;
703 MFXVideoCORE_SyncOperation (session, sync_point, 10000);
705 /* More than one output buffers are generated */
706 if (status == MFX_ERR_MORE_SURFACE) {
707 GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
708 GST_BUFFER_DURATION (outbuf) = thiz->buffer_duration;
709 timestamp += thiz->buffer_duration;
710 ret = gst_pad_push (GST_BASE_TRANSFORM_SRC_PAD (trans), outbuf);
711 if (ret != GST_FLOW_OK)
712 goto error_push_buffer;
713 outbuf = create_output_buffer (thiz);
715 GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
716 GST_BUFFER_DURATION (outbuf) = thiz->buffer_duration;
718 } while (status == MFX_ERR_MORE_SURFACE);
720 free_msdk_surface (in_surface);
724 GST_ERROR_OBJECT (thiz, "MSDK Failed to do VPP");
725 free_msdk_surface (in_surface);
726 free_msdk_surface (out_surface);
727 return GST_FLOW_ERROR;
730 GST_WARNING_OBJECT (thiz,
731 "MSDK Requries additional input for processing, "
732 "Retruning FLOW_DROPPED since no output buffer was generated");
733 free_msdk_surface (in_surface);
734 return GST_BASE_TRANSFORM_FLOW_DROPPED;
738 free_msdk_surface (in_surface);
739 free_msdk_surface (out_surface);
740 GST_DEBUG_OBJECT (thiz, "failed to push output buffer: %s",
741 gst_flow_get_name (ret));
747 gst_msdkvpp_close (GstMsdkVPP * thiz)
754 GST_DEBUG_OBJECT (thiz, "Closing VPP 0x%p", thiz->context);
755 status = MFXVideoVPP_Close (gst_msdk_context_get_session (thiz->context));
756 if (status != MFX_ERR_NONE && status != MFX_ERR_NOT_INITIALIZED) {
757 GST_WARNING_OBJECT (thiz, "VPP close failed (%s)",
758 msdk_status_to_string (status));
762 gst_object_replace ((GstObject **) & thiz->context, NULL);
764 memset (&thiz->param, 0, sizeof (thiz->param));
766 if (thiz->sinkpad_buffer_pool)
767 gst_object_unref (thiz->sinkpad_buffer_pool);
768 thiz->sinkpad_buffer_pool = NULL;
769 if (thiz->srcpad_buffer_pool)
770 gst_object_unref (thiz->srcpad_buffer_pool);
771 thiz->srcpad_buffer_pool = NULL;
773 thiz->buffer_duration = GST_CLOCK_TIME_NONE;
774 gst_video_info_init (&thiz->sinkpad_info);
775 gst_video_info_init (&thiz->srcpad_info);
779 ensure_filters (GstMsdkVPP * thiz)
783 if (thiz->flags & GST_MSDK_FLAG_DENOISE) {
784 mfxExtVPPDenoise *mfx_denoise = &thiz->mfx_denoise;
785 mfx_denoise->Header.BufferId = MFX_EXTBUFF_VPP_DENOISE;
786 mfx_denoise->Header.BufferSz = sizeof (mfxExtVPPDenoise);
787 mfx_denoise->DenoiseFactor = thiz->denoise_factor;
788 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_denoise);
792 if (thiz->flags & GST_MSDK_FLAG_ROTATION) {
793 mfxExtVPPRotation *mfx_rotation = &thiz->mfx_rotation;
794 mfx_rotation->Header.BufferId = MFX_EXTBUFF_VPP_ROTATION;
795 mfx_rotation->Header.BufferSz = sizeof (mfxExtVPPRotation);
796 mfx_rotation->Angle = thiz->rotation;
797 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_rotation);
801 if (thiz->flags & GST_MSDK_FLAG_DEINTERLACE) {
802 mfxExtVPPDeinterlacing *mfx_deinterlace = &thiz->mfx_deinterlace;
803 mfx_deinterlace->Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
804 mfx_deinterlace->Header.BufferSz = sizeof (mfxExtVPPDeinterlacing);
805 mfx_deinterlace->Mode = thiz->deinterlace_method;
806 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_deinterlace);
809 /* Colorbalance(ProcAmp) */
810 if (thiz->flags & (GST_MSDK_FLAG_HUE | GST_MSDK_FLAG_SATURATION |
811 GST_MSDK_FLAG_BRIGHTNESS | GST_MSDK_FLAG_CONTRAST)) {
812 mfxExtVPPProcAmp *mfx_procamp = &thiz->mfx_procamp;
813 mfx_procamp->Header.BufferId = MFX_EXTBUFF_VPP_PROCAMP;
814 mfx_procamp->Header.BufferSz = sizeof (mfxExtVPPProcAmp);
815 mfx_procamp->Hue = thiz->hue;
816 mfx_procamp->Saturation = thiz->saturation;
817 mfx_procamp->Brightness = thiz->brightness;
818 mfx_procamp->Contrast = thiz->contrast;
819 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_procamp);
822 /* Detail/Edge enhancement */
823 if (thiz->flags & GST_MSDK_FLAG_DETAIL) {
824 mfxExtVPPDetail *mfx_detail = &thiz->mfx_detail;
825 mfx_detail->Header.BufferId = MFX_EXTBUFF_VPP_DETAIL;
826 mfx_detail->Header.BufferSz = sizeof (mfxExtVPPDetail);
827 mfx_detail->DetailFactor = thiz->detail;
828 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_detail);
832 if (thiz->flags & GST_MSDK_FLAG_MIRRORING) {
833 mfxExtVPPMirroring *mfx_mirroring = &thiz->mfx_mirroring;
834 mfx_mirroring->Header.BufferId = MFX_EXTBUFF_VPP_MIRRORING;
835 mfx_mirroring->Header.BufferSz = sizeof (mfxExtVPPMirroring);
836 mfx_mirroring->Type = thiz->mirroring;
837 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_mirroring);
841 if (thiz->flags & GST_MSDK_FLAG_SCALING_MODE) {
842 mfxExtVPPScaling *mfx_scaling = &thiz->mfx_scaling;
843 mfx_scaling->Header.BufferId = MFX_EXTBUFF_VPP_SCALING;
844 mfx_scaling->Header.BufferSz = sizeof (mfxExtVPPScaling);
845 mfx_scaling->ScalingMode = thiz->scaling_mode;
846 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_scaling);
850 if (thiz->flags & GST_MSDK_FLAG_FRC) {
851 mfxExtVPPFrameRateConversion *mfx_frc = &thiz->mfx_frc;
852 mfx_frc->Header.BufferId = MFX_EXTBUFF_VPP_FRAME_RATE_CONVERSION;
853 mfx_frc->Header.BufferSz = sizeof (mfxExtVPPFrameRateConversion);
854 mfx_frc->Algorithm = thiz->frc_algm;
855 gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_frc);
860 gst_msdkvpp_set_passthrough (GstMsdkVPP * thiz)
862 gboolean passthrough = TRUE;
864 /* no passthrough if any of the filter algorithm is enabled */
868 /* vpp could be needed in some specific circumstances, for eg:
869 * input surface is dmabuf and output must be videomemory. So far
870 * the underline iHD driver doesn't seems to support dmabuf mapping,
871 * so we could explicitly ask msdkvpp to provide non-dambuf videomemory
872 * surfaces as output thourgh capsfileters */
876 /* no passthrough if there is change in out width,height or format */
877 if (GST_VIDEO_INFO_WIDTH (&thiz->sinkpad_info) !=
878 GST_VIDEO_INFO_WIDTH (&thiz->srcpad_info)
879 || GST_VIDEO_INFO_HEIGHT (&thiz->sinkpad_info) !=
880 GST_VIDEO_INFO_HEIGHT (&thiz->srcpad_info)
881 || GST_VIDEO_INFO_FORMAT (&thiz->sinkpad_info) !=
882 GST_VIDEO_INFO_FORMAT (&thiz->srcpad_info))
885 gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (thiz), passthrough);
889 gst_msdkvpp_initialize (GstMsdkVPP * thiz)
893 mfxFrameAllocRequest request[2];
895 if (!thiz->context) {
896 GST_WARNING_OBJECT (thiz, "No MSDK Context");
900 GST_OBJECT_LOCK (thiz);
901 session = gst_msdk_context_get_session (thiz->context);
903 if (thiz->use_video_memory) {
904 gst_msdk_set_frame_allocator (thiz->context);
905 thiz->param.IOPattern =
906 MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY;
908 thiz->param.IOPattern =
909 MFX_IOPATTERN_IN_SYSTEM_MEMORY | MFX_IOPATTERN_OUT_SYSTEM_MEMORY;
912 /* update input video attributes */
913 gst_msdk_set_mfx_frame_info_from_video_info (&thiz->param.vpp.In,
914 &thiz->sinkpad_info);
916 /* update output video attributes, only CSC and Scaling are supported for now */
917 gst_msdk_set_mfx_frame_info_from_video_info (&thiz->param.vpp.Out,
920 /* use msdk frame rarte control if there is a mismatch in In & OUt fps */
921 if (GST_VIDEO_INFO_FPS_N (&thiz->srcpad_info) &&
922 (GST_VIDEO_INFO_FPS_N (&thiz->sinkpad_info) !=
923 GST_VIDEO_INFO_FPS_N (&thiz->srcpad_info)
924 || GST_VIDEO_INFO_FPS_D (&thiz->sinkpad_info) !=
925 GST_VIDEO_INFO_FPS_D (&thiz->srcpad_info))) {
926 thiz->flags |= GST_MSDK_FLAG_FRC;
927 /* So far this is the only algorithm which is working somewhat good */
928 thiz->frc_algm = MFX_FRCALGM_PRESERVE_TIMESTAMP;
931 /* work-around to avoid zero fps in msdk structure */
932 if (!thiz->param.vpp.In.FrameRateExtN)
933 thiz->param.vpp.In.FrameRateExtN = 30;
934 if (!thiz->param.vpp.Out.FrameRateExtN)
935 thiz->param.vpp.Out.FrameRateExtN = thiz->param.vpp.In.FrameRateExtN;
937 /* set vpp out picstruct as progressive if deinterlacing enabled */
938 if (thiz->flags & GST_MSDK_FLAG_DEINTERLACE)
939 thiz->param.vpp.Out.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
941 /* Enable the required filters */
942 ensure_filters (thiz);
944 /* Add exteneded buffers */
945 if (thiz->num_extra_params) {
946 thiz->param.NumExtParam = thiz->num_extra_params;
947 thiz->param.ExtParam = thiz->extra_params;
950 /* validate parameters and allow the Media SDK to make adjustments */
951 status = MFXVideoVPP_Query (session, &thiz->param, &thiz->param);
952 if (status < MFX_ERR_NONE) {
953 GST_ERROR_OBJECT (thiz, "Video VPP Query failed (%s)",
954 msdk_status_to_string (status));
956 } else if (status > MFX_ERR_NONE) {
957 GST_WARNING_OBJECT (thiz, "Video VPP Query returned: %s",
958 msdk_status_to_string (status));
961 status = MFXVideoVPP_QueryIOSurf (session, &thiz->param, request);
962 if (status < MFX_ERR_NONE) {
963 GST_ERROR_OBJECT (thiz, "VPP Query IO surfaces failed (%s)",
964 msdk_status_to_string (status));
966 } else if (status > MFX_ERR_NONE) {
967 GST_WARNING_OBJECT (thiz, "VPP Query IO surfaces returned: %s",
968 msdk_status_to_string (status));
971 if (thiz->use_video_memory) {
972 /* Input surface pool pre-allocation */
973 request[0].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;
974 if (thiz->use_sinkpad_dmabuf)
975 request[0].Type |= MFX_MEMTYPE_EXPORT_FRAME;
976 gst_msdk_frame_alloc (thiz->context, &(request[0]), &thiz->in_alloc_resp);
978 /* Output surface pool pre-allocation */
979 request[1].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;
980 if (thiz->use_srcpad_dmabuf)
981 request[1].Type |= MFX_MEMTYPE_EXPORT_FRAME;
982 gst_msdk_frame_alloc (thiz->context, &(request[1]), &thiz->out_alloc_resp);
985 thiz->in_num_surfaces = request[0].NumFrameSuggested;
986 thiz->out_num_surfaces = request[1].NumFrameSuggested;
989 status = MFXVideoVPP_Init (session, &thiz->param);
990 if (status < MFX_ERR_NONE) {
991 GST_ERROR_OBJECT (thiz, "Init failed (%s)", msdk_status_to_string (status));
993 } else if (status > MFX_ERR_NONE) {
994 GST_WARNING_OBJECT (thiz, "Init returned: %s",
995 msdk_status_to_string (status));
998 thiz->initialized = TRUE;
999 GST_OBJECT_UNLOCK (thiz);
1003 GST_OBJECT_UNLOCK (thiz);
1005 gst_object_replace ((GstObject **) & thiz->context, NULL);
1010 gst_msdkvpp_set_caps (GstBaseTransform * trans, GstCaps * caps,
1013 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
1014 GstVideoInfo in_info, out_info;
1015 gboolean sinkpad_info_changed = FALSE;
1016 gboolean srcpad_info_changed = FALSE;
1017 gboolean deinterlace;
1019 if (gst_caps_get_features (caps, 0) != gst_caps_get_features (out_caps, 0))
1022 gst_video_info_from_caps (&in_info, caps);
1023 gst_video_info_from_caps (&out_info, out_caps);
1025 if (!gst_video_info_is_equal (&in_info, &thiz->sinkpad_info))
1026 sinkpad_info_changed = TRUE;
1027 if (!gst_video_info_is_equal (&out_info, &thiz->srcpad_info))
1028 srcpad_info_changed = TRUE;
1030 thiz->sinkpad_info = in_info;
1031 thiz->srcpad_info = out_info;
1033 thiz->use_video_memory = TRUE;
1035 thiz->use_video_memory = FALSE;
1038 if (!sinkpad_info_changed && !srcpad_info_changed && thiz->initialized)
1041 /* check for deinterlace requirement */
1042 deinterlace = gst_msdkvpp_is_deinterlace_enabled (thiz, &in_info);
1044 thiz->flags |= GST_MSDK_FLAG_DEINTERLACE;
1046 thiz->buffer_duration = GST_VIDEO_INFO_FPS_N (&out_info) > 0 ?
1047 gst_util_uint64_scale (GST_SECOND, GST_VIDEO_INFO_FPS_D (&out_info),
1048 GST_VIDEO_INFO_FPS_N (&out_info)) : 0;
1050 if (!gst_msdkvpp_initialize (thiz))
1053 /* set passthrough according to filter operation change */
1054 gst_msdkvpp_set_passthrough (thiz);
1056 /* Ensure sinkpad buffer pool */
1057 thiz->sinkpad_buffer_pool =
1058 gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SINK, caps,
1059 thiz->in_num_surfaces);
1060 if (!thiz->sinkpad_buffer_pool) {
1061 GST_ERROR_OBJECT (thiz, "Failed to ensure the sinkpad buffer pool");
1064 /* Ensure a srcpad buffer pool */
1065 thiz->srcpad_buffer_pool =
1066 gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, out_caps,
1067 thiz->out_num_surfaces);
1068 if (!thiz->srcpad_buffer_pool) {
1069 GST_ERROR_OBJECT (thiz, "Failed to ensure the srcpad buffer pool");
1077 pad_can_dmabuf (GstMsdkVPP * thiz, GstPadDirection direction, GstCaps * filter)
1079 gboolean ret = FALSE;
1080 GstCaps *caps, *out_caps;
1082 GstBaseTransform *trans = GST_BASE_TRANSFORM (thiz);
1084 if (direction == GST_PAD_SRC)
1085 pad = GST_BASE_TRANSFORM_SRC_PAD (trans);
1087 pad = GST_BASE_TRANSFORM_SINK_PAD (trans);
1089 /* make a copy of filter caps since we need to alter the structure
1090 * by adding dmabuf-capsfeatures */
1091 caps = gst_caps_copy (filter);
1092 gst_caps_set_features (caps, 0,
1093 gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_DMABUF));
1095 out_caps = gst_pad_peer_query_caps (pad, caps);
1099 if (gst_caps_is_any (out_caps) || gst_caps_is_empty (out_caps)
1100 || out_caps == caps)
1103 if (_gst_caps_has_feature (out_caps, GST_CAPS_FEATURE_MEMORY_DMABUF))
1107 gst_caps_unref (caps);
1109 gst_caps_unref (out_caps);
1114 gst_msdkvpp_fixate_caps (GstBaseTransform * trans,
1115 GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
1117 GstMsdkVPP *thiz = GST_MSDKVPP (trans);
1118 GstCaps *result = NULL;
1119 gboolean *use_dmabuf;
1121 if (direction == GST_PAD_SRC) {
1122 result = gst_caps_fixate (result);
1123 use_dmabuf = &thiz->use_sinkpad_dmabuf;
1125 result = gst_msdkvpp_fixate_srccaps (thiz, caps, othercaps);
1126 use_dmabuf = &thiz->use_srcpad_dmabuf;
1129 GST_DEBUG_OBJECT (trans, "fixated to %" GST_PTR_FORMAT, result);
1130 gst_caps_unref (othercaps);
1132 if (pad_can_dmabuf (thiz,
1133 direction == GST_PAD_SRC ? GST_PAD_SINK : GST_PAD_SRC, result)) {
1134 gst_caps_set_features (result, 0,
1135 gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_DMABUF, NULL));
1142 /* Generic code for now, requires changes in future when we
1143 * add hardware query for supported formats, Framerate control etc */
1145 gst_msdkvpp_transform_caps (GstBaseTransform * trans,
1146 GstPadDirection direction, GstCaps * caps, GstCaps * filter)
1150 GST_DEBUG_OBJECT (trans,
1151 "Transforming caps %" GST_PTR_FORMAT " in direction %s", caps,
1152 (direction == GST_PAD_SINK) ? "sink" : "src");
1154 if (direction == GST_PAD_SRC)
1155 out_caps = gst_static_pad_template_get_caps (&gst_msdkvpp_sink_factory);
1157 out_caps = gst_static_pad_template_get_caps (&gst_msdkvpp_src_factory);
1159 if (out_caps && filter) {
1160 GstCaps *intersection;
1162 intersection = gst_caps_intersect_full (out_caps, filter,
1163 GST_CAPS_INTERSECT_FIRST);
1164 gst_caps_unref (out_caps);
1165 out_caps = intersection;
1168 GST_DEBUG_OBJECT (trans, "returning caps: %" GST_PTR_FORMAT, out_caps);
1173 gst_msdkvpp_start (GstBaseTransform * trans)
1175 if (!ensure_context (trans))
1181 gst_msdkvpp_stop (GstBaseTransform * trans)
1183 gst_msdkvpp_close (GST_MSDKVPP (trans));
1188 gst_msdkvpp_set_property (GObject * object, guint prop_id,
1189 const GValue * value, GParamSpec * pspec)
1191 GstMsdkVPP *thiz = GST_MSDKVPP (object);
1195 thiz->hardware = g_value_get_boolean (value);
1197 case PROP_ASYNC_DEPTH:
1198 thiz->async_depth = g_value_get_uint (value);
1201 thiz->denoise_factor = g_value_get_uint (value);
1202 thiz->flags |= GST_MSDK_FLAG_DENOISE;
1205 thiz->rotation = g_value_get_enum (value);
1206 thiz->flags |= GST_MSDK_FLAG_ROTATION;
1208 case PROP_DEINTERLACE_MODE:
1209 thiz->deinterlace_mode = g_value_get_enum (value);
1211 case PROP_DEINTERLACE_METHOD:
1212 thiz->deinterlace_method = g_value_get_enum (value);
1215 thiz->hue = g_value_get_float (value);
1216 thiz->flags |= GST_MSDK_FLAG_HUE;
1218 case PROP_SATURATION:
1219 thiz->saturation = g_value_get_float (value);
1220 thiz->flags |= GST_MSDK_FLAG_SATURATION;
1222 case PROP_BRIGHTNESS:
1223 thiz->brightness = g_value_get_float (value);
1224 thiz->flags |= GST_MSDK_FLAG_BRIGHTNESS;
1227 thiz->contrast = g_value_get_float (value);
1228 thiz->flags |= GST_MSDK_FLAG_CONTRAST;
1231 thiz->detail = g_value_get_uint (value);
1232 thiz->flags |= GST_MSDK_FLAG_DETAIL;
1234 case PROP_MIRRORING:
1235 thiz->mirroring = g_value_get_enum (value);
1236 thiz->flags |= GST_MSDK_FLAG_MIRRORING;
1238 case PROP_SCALING_MODE:
1239 thiz->scaling_mode = g_value_get_enum (value);
1240 thiz->flags |= GST_MSDK_FLAG_SCALING_MODE;
1242 case PROP_FORCE_ASPECT_RATIO:
1243 thiz->keep_aspect = g_value_get_boolean (value);
1245 case PROP_FRC_ALGORITHM:
1246 thiz->frc_algm = g_value_get_enum (value);
1249 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1255 gst_msdkvpp_get_property (GObject * object, guint prop_id,
1256 GValue * value, GParamSpec * pspec)
1258 GstMsdkVPP *thiz = GST_MSDKVPP (object);
1262 g_value_set_boolean (value, thiz->hardware);
1264 case PROP_ASYNC_DEPTH:
1265 g_value_set_uint (value, thiz->async_depth);
1268 g_value_set_uint (value, thiz->denoise_factor);
1271 g_value_set_enum (value, thiz->rotation);
1273 case PROP_DEINTERLACE_MODE:
1274 g_value_set_enum (value, thiz->deinterlace_mode);
1276 case PROP_DEINTERLACE_METHOD:
1277 g_value_set_enum (value, thiz->deinterlace_method);
1280 g_value_set_float (value, thiz->hue);
1282 case PROP_SATURATION:
1283 g_value_set_float (value, thiz->saturation);
1285 case PROP_BRIGHTNESS:
1286 g_value_set_float (value, thiz->brightness);
1289 g_value_set_float (value, thiz->contrast);
1292 g_value_set_uint (value, thiz->detail);
1294 case PROP_MIRRORING:
1295 g_value_set_enum (value, thiz->mirroring);
1297 case PROP_SCALING_MODE:
1298 g_value_set_enum (value, thiz->scaling_mode);
1300 case PROP_FORCE_ASPECT_RATIO:
1301 g_value_set_boolean (value, thiz->keep_aspect);
1303 case PROP_FRC_ALGORITHM:
1304 g_value_set_enum (value, thiz->frc_algm);
1307 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1313 gst_msdkvpp_finalize (GObject * object)
1315 G_OBJECT_CLASS (parent_class)->finalize (object);
1319 gst_msdkvpp_set_context (GstElement * element, GstContext * context)
1321 GstMsdkContext *msdk_context = NULL;
1322 GstMsdkVPP *thiz = GST_MSDKVPP (element);
1324 if (gst_msdk_context_get_context (context, &msdk_context)) {
1325 gst_object_replace ((GstObject **) & thiz->context,
1326 (GstObject *) msdk_context);
1327 gst_object_unref (msdk_context);
1330 GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
1334 gst_msdkvpp_class_init (GstMsdkVPPClass * klass)
1336 GObjectClass *gobject_class;
1337 GstElementClass *element_class;
1338 GstBaseTransformClass *trans_class;
1339 GParamSpec *obj_properties[PROP_N] = { NULL, };
1341 gobject_class = G_OBJECT_CLASS (klass);
1342 element_class = GST_ELEMENT_CLASS (klass);
1343 trans_class = GST_BASE_TRANSFORM_CLASS (klass);
1345 gobject_class->set_property = gst_msdkvpp_set_property;
1346 gobject_class->get_property = gst_msdkvpp_get_property;
1347 gobject_class->finalize = gst_msdkvpp_finalize;
1349 element_class->set_context = gst_msdkvpp_set_context;
1351 gst_element_class_add_static_pad_template (element_class,
1352 &gst_msdkvpp_src_factory);
1353 gst_element_class_add_static_pad_template (element_class,
1354 &gst_msdkvpp_sink_factory);
1356 gst_element_class_set_static_metadata (element_class,
1357 "MSDK Video Postprocessor",
1358 "Filter/Converter/Video;Filter/Converter/Video/Scaler;"
1359 "Filter/Effect/Video;Filter/Effect/Video/Deinterlace",
1360 "A MediaSDK Video Postprocessing Filter",
1361 "Sreerenj Balachandrn <sreerenj.balachandran@intel.com>");
1363 trans_class->start = GST_DEBUG_FUNCPTR (gst_msdkvpp_start);
1364 trans_class->stop = GST_DEBUG_FUNCPTR (gst_msdkvpp_stop);
1365 trans_class->transform_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_transform_caps);
1366 trans_class->fixate_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_fixate_caps);
1367 trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_set_caps);
1368 trans_class->transform = GST_DEBUG_FUNCPTR (gst_msdkvpp_transform);
1369 trans_class->propose_allocation =
1370 GST_DEBUG_FUNCPTR (gst_msdkvpp_propose_allocation);
1371 trans_class->decide_allocation =
1372 GST_DEBUG_FUNCPTR (gst_msdkvpp_decide_allocation);
1373 trans_class->prepare_output_buffer =
1374 GST_DEBUG_FUNCPTR (gst_msdkvpp_prepare_output_buffer);
1376 obj_properties[PROP_HARDWARE] =
1377 g_param_spec_boolean ("hardware", "Hardware", "Enable hardware VPP",
1378 PROP_HARDWARE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1380 obj_properties[PROP_ASYNC_DEPTH] =
1381 g_param_spec_uint ("async-depth", "Async Depth",
1382 "Depth of asynchronous pipeline",
1383 1, 1, PROP_ASYNC_DEPTH_DEFAULT,
1384 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1386 obj_properties[PROP_DENOISE] =
1387 g_param_spec_uint ("denoise", "Denoising factor",
1389 0, 100, PROP_DENOISE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1391 obj_properties[PROP_ROTATION] =
1392 g_param_spec_enum ("rotation", "Rotation",
1393 "Rotation Angle", gst_msdkvpp_rotation_get_type (),
1394 PROP_ROTATION_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1396 obj_properties[PROP_DEINTERLACE_MODE] =
1397 g_param_spec_enum ("deinterlace-mode", "Deinterlace Mode",
1398 "Deinterlace mode to use", gst_msdkvpp_deinterlace_mode_get_type (),
1399 PROP_DEINTERLACE_MODE_DEFAULT,
1400 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1402 obj_properties[PROP_DEINTERLACE_METHOD] =
1403 g_param_spec_enum ("deinterlace-method", "Deinterlace Method",
1404 "Deinterlace method to use", gst_msdkvpp_deinterlace_method_get_type (),
1405 PROP_DEINTERLACE_METHOD_DEFAULT,
1406 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1408 obj_properties[PROP_HUE] =
1409 g_param_spec_float ("hue", "Hue",
1410 "The hue of the video",
1411 -180, 180, PROP_HUE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1413 obj_properties[PROP_SATURATION] =
1414 g_param_spec_float ("saturation", "Saturation",
1415 "The Saturation of the video",
1416 0, 10, PROP_SATURATION_DEFAULT,
1417 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1419 obj_properties[PROP_BRIGHTNESS] =
1420 g_param_spec_float ("brightness", "Brightness",
1421 "The Brightness of the video",
1422 -100, 100, PROP_BRIGHTNESS_DEFAULT,
1423 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1425 obj_properties[PROP_CONTRAST] =
1426 g_param_spec_float ("contrast", "Contrast",
1427 "The Contrast of the video",
1428 0, 10, PROP_CONTRAST_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1430 obj_properties[PROP_DETAIL] =
1431 g_param_spec_uint ("detail", "Detail",
1432 "The factor of detail/edge enhancement filter algorithm",
1433 0, 100, PROP_DETAIL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1435 obj_properties[PROP_MIRRORING] =
1436 g_param_spec_enum ("mirroring", "Mirroring",
1437 "The Mirroring type", gst_msdkvpp_mirroring_get_type (),
1438 PROP_MIRRORING_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1440 obj_properties[PROP_SCALING_MODE] =
1441 g_param_spec_enum ("scaling-mode", "Scaling Mode",
1442 "The Scaling mode to use", gst_msdkvpp_scaling_mode_get_type (),
1443 PROP_SCALING_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1445 obj_properties[PROP_FORCE_ASPECT_RATIO] =
1446 g_param_spec_boolean ("force-aspect-ratio", "Force Aspect Ratio",
1447 "When enabled, scaling will respect original aspect ratio",
1448 PROP_FORCE_ASPECT_RATIO_DEFAULT,
1449 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1451 obj_properties[PROP_FRC_ALGORITHM] =
1452 g_param_spec_enum ("frc-algorithm", "FrameRateControl Algorithm",
1453 "The Framerate Control Alogorithm to use",
1454 gst_msdkvpp_frc_algorithm_get_type (), PROP_FRC_ALGORITHM_DEFAULT,
1455 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
1457 g_object_class_install_properties (gobject_class, PROP_N, obj_properties);
1461 gst_msdkvpp_init (GstMsdkVPP * thiz)
1463 thiz->initialized = FALSE;
1464 thiz->hardware = PROP_HARDWARE_DEFAULT;
1465 thiz->async_depth = PROP_ASYNC_DEPTH_DEFAULT;
1466 thiz->denoise_factor = PROP_DENOISE_DEFAULT;
1467 thiz->rotation = PROP_ROTATION_DEFAULT;
1468 thiz->deinterlace_mode = PROP_DEINTERLACE_MODE_DEFAULT;
1469 thiz->deinterlace_method = PROP_DEINTERLACE_METHOD_DEFAULT;
1470 thiz->buffer_duration = GST_CLOCK_TIME_NONE;
1471 thiz->hue = PROP_HUE_DEFAULT;
1472 thiz->saturation = PROP_SATURATION_DEFAULT;
1473 thiz->brightness = PROP_BRIGHTNESS_DEFAULT;
1474 thiz->contrast = PROP_CONTRAST_DEFAULT;
1475 thiz->detail = PROP_DETAIL_DEFAULT;
1476 thiz->mirroring = PROP_MIRRORING_DEFAULT;
1477 thiz->scaling_mode = PROP_SCALING_MODE_DEFAULT;
1478 thiz->keep_aspect = PROP_FORCE_ASPECT_RATIO_DEFAULT;
1479 thiz->frc_algm = PROP_FRC_ALGORITHM_DEFAULT;
1480 gst_video_info_init (&thiz->sinkpad_info);
1481 gst_video_info_init (&thiz->srcpad_info);