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gstreamer/sys/msdk/gstmsdkvpp.c
Sreerenj Balachandran e1a90f1ec9 msdkvpp: Disable passthrough if memory capsfeature changes 
So far msdk produced dmabuf fds are non-mappable.
If user wants to download the content of underlined surfaces,
dmabufcapsfeature negotiated pipeline will fail. So if the input surface
is dmabuf and downstream doesn't have support for dmabuf capsfeatures,
we do the vpp (no passthrough) and produce the mappable videomemory
buffers.

https://bugzilla.gnome.org/show_bug.cgi?id=794946
2018-04-30 12:40:32 -08:00

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/* GStreamer Intel MSDK plugin
* Copyright (c) 2018, Intel Corporation
* All rights reserved.
*
* Author: Sreerenj Balachaandran <sreerenj.balachandran@intel.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include "gstmsdkvpp.h"
#include "gstmsdkbufferpool.h"
#include "gstmsdkvideomemory.h"
#include "gstmsdksystemmemory.h"
#include "gstmsdkcontextutil.h"
#include "gstmsdkvpputil.h"
GST_DEBUG_CATEGORY_EXTERN (gst_msdkvpp_debug);
#define GST_CAT_DEFAULT gst_msdkvpp_debug
static GstStaticPadTemplate gst_msdkvpp_sink_factory =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE
("{ NV12, YV12, I420, YUY2, UYVY, BGRA, BGRx }")
", " "interlace-mode = (string){ progressive, interleaved, mixed }" ";"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF,
"{ NV12, BGRA, YUY2}")));
static GstStaticPadTemplate gst_msdkvpp_src_factory =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ NV12, YUY2, BGRA, BGRx }") ", "
"interlace-mode = (string){ progressive, interleaved, mixed }" ";"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF,
"{ NV12, BGRA, YUY2}")));
enum
{
PROP_0,
PROP_HARDWARE,
PROP_ASYNC_DEPTH,
PROP_DENOISE,
PROP_ROTATION,
PROP_DEINTERLACE_MODE,
PROP_DEINTERLACE_METHOD,
PROP_HUE,
PROP_SATURATION,
PROP_BRIGHTNESS,
PROP_CONTRAST,
PROP_DETAIL,
PROP_MIRRORING,
PROP_SCALING_MODE,
PROP_FORCE_ASPECT_RATIO,
PROP_FRC_ALGORITHM,
PROP_N,
};
#define PROP_HARDWARE_DEFAULT TRUE
#define PROP_ASYNC_DEPTH_DEFAULT 1
#define PROP_DENOISE_DEFAULT 0
#define PROP_ROTATION_DEFAULT MFX_ANGLE_0
#define PROP_DEINTERLACE_MODE_DEFAULT GST_MSDKVPP_DEINTERLACE_MODE_AUTO
#define PROP_DEINTERLACE_METHOD_DEFAULT MFX_DEINTERLACING_BOB
#define PROP_HUE_DEFAULT 0
#define PROP_SATURATION_DEFAULT 1
#define PROP_BRIGHTNESS_DEFAULT 0
#define PROP_CONTRAST_DEFAULT 1
#define PROP_DETAIL_DEFAULT 0
#define PROP_MIRRORING_DEFAULT MFX_MIRRORING_DISABLED
#define PROP_SCALING_MODE_DEFAULT MFX_SCALING_MODE_DEFAULT
#define PROP_FORCE_ASPECT_RATIO_DEFAULT TRUE
#define PROP_FRC_ALGORITHM_DEFAULT _MFX_FRC_ALGORITHM_NONE
#define gst_msdkvpp_parent_class parent_class
G_DEFINE_TYPE (GstMsdkVPP, gst_msdkvpp, GST_TYPE_BASE_TRANSFORM);
typedef struct
{
mfxFrameSurface1 *surface;
GstBuffer *buf;
} MsdkSurface;
static void
free_msdk_surface (MsdkSurface * surface)
{
if (surface->buf)
gst_buffer_unref (surface->buf);
g_slice_free (MsdkSurface, surface);
}
static void
gst_msdkvpp_add_extra_param (GstMsdkVPP * thiz, mfxExtBuffer * param)
{
if (thiz->num_extra_params < MAX_EXTRA_PARAMS) {
thiz->extra_params[thiz->num_extra_params] = param;
thiz->num_extra_params++;
}
}
static gboolean
ensure_context (GstBaseTransform * trans)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
if (gst_msdk_context_prepare (GST_ELEMENT_CAST (thiz), &thiz->context)) {
GST_INFO_OBJECT (thiz, "Found context from neighbour %" GST_PTR_FORMAT,
thiz->context);
if (gst_msdk_context_get_job_type (thiz->context) & GST_MSDK_JOB_VPP) {
GstMsdkContext *parent_context;
parent_context = thiz->context;
thiz->context = gst_msdk_context_new_with_parent (parent_context);
gst_object_unref (parent_context);
GST_INFO_OBJECT (thiz,
"Creating new context %" GST_PTR_FORMAT " with joined session",
thiz->context);
} else {
gst_msdk_context_add_job_type (thiz->context, GST_MSDK_JOB_VPP);
}
} else {
if (!gst_msdk_context_ensure_context (GST_ELEMENT_CAST (thiz),
thiz->hardware, GST_MSDK_JOB_VPP))
return FALSE;
GST_INFO_OBJECT (thiz, "Creating new context %" GST_PTR_FORMAT,
thiz->context);
}
gst_msdk_context_add_shared_async_depth (thiz->context, thiz->async_depth);
return TRUE;
}
static GstBuffer *
create_output_buffer (GstMsdkVPP * thiz)
{
GstBuffer *outbuf;
GstFlowReturn ret;
GstBufferPool *pool = thiz->srcpad_buffer_pool;
g_return_val_if_fail (pool != NULL, NULL);
if (!gst_buffer_pool_is_active (pool) &&
!gst_buffer_pool_set_active (pool, TRUE))
goto error_activate_pool;
outbuf = NULL;
ret = gst_buffer_pool_acquire_buffer (pool, &outbuf, NULL);
if (ret != GST_FLOW_OK || !outbuf)
goto error_create_buffer;
return outbuf;
/* ERRORS */
error_activate_pool:
{
GST_ERROR_OBJECT (thiz, "failed to activate output video buffer pool");
return NULL;
}
error_create_buffer:
{
GST_ERROR_OBJECT (thiz, "failed to create output video buffer");
return NULL;
}
}
static GstFlowReturn
gst_msdkvpp_prepare_output_buffer (GstBaseTransform * trans,
GstBuffer * inbuf, GstBuffer ** outbuf_ptr)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
if (gst_base_transform_is_passthrough (trans)) {
*outbuf_ptr = inbuf;
return GST_FLOW_OK;
}
*outbuf_ptr = create_output_buffer (thiz);
return *outbuf_ptr ? GST_FLOW_OK : GST_FLOW_ERROR;
}
static GstBufferPool *
gst_msdkvpp_create_buffer_pool (GstMsdkVPP * thiz, GstPadDirection direction,
GstCaps * caps, guint min_num_buffers)
{
GstBufferPool *pool = NULL;
GstStructure *config;
GstAllocator *allocator = NULL;
GstVideoInfo info;
GstVideoInfo *pool_info = NULL;
GstVideoAlignment align;
GstAllocationParams params = { 0, 31, 0, 0, };
mfxFrameAllocResponse *alloc_resp = NULL;
gboolean use_dmabuf = FALSE;
if (direction == GST_PAD_SINK) {
alloc_resp = &thiz->in_alloc_resp;
pool_info = &thiz->sinkpad_buffer_pool_info;
use_dmabuf = thiz->use_sinkpad_dmabuf;
} else if (direction == GST_PAD_SRC) {
alloc_resp = &thiz->out_alloc_resp;
pool_info = &thiz->srcpad_buffer_pool_info;
use_dmabuf = thiz->use_srcpad_dmabuf;
}
pool = gst_msdk_buffer_pool_new (thiz->context, alloc_resp);
if (!pool)
goto error_no_pool;
if (!gst_video_info_from_caps (&info, caps))
goto error_no_video_info;
gst_msdk_set_video_alignment (&info, &align);
gst_video_info_align (&info, &align);
if (use_dmabuf)
allocator =
gst_msdk_dmabuf_allocator_new (thiz->context, &info, alloc_resp);
else if (thiz->use_video_memory)
allocator = gst_msdk_video_allocator_new (thiz->context, &info, alloc_resp);
else
allocator = gst_msdk_system_allocator_new (&info);
if (!allocator)
goto error_no_allocator;
config = gst_buffer_pool_get_config (GST_BUFFER_POOL_CAST (pool));
gst_buffer_pool_config_set_params (config, caps, info.size, min_num_buffers,
0);
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
if (thiz->use_video_memory) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_MSDK_USE_VIDEO_MEMORY);
if (use_dmabuf)
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_MSDK_USE_DMABUF);
}
gst_buffer_pool_config_set_video_alignment (config, &align);
gst_buffer_pool_config_set_allocator (config, allocator, &params);
gst_object_unref (allocator);
if (!gst_buffer_pool_set_config (pool, config))
goto error_pool_config;
/* Updating pool_info with algined info of allocator */
*pool_info = info;
return pool;
error_no_pool:
{
GST_INFO_OBJECT (thiz, "Failed to create bufferpool");
return NULL;
}
error_no_video_info:
{
GST_INFO_OBJECT (thiz, "Failed to get Video info from caps");
return NULL;
}
error_no_allocator:
{
GST_INFO_OBJECT (thiz, "Failed to create allocator");
if (pool)
gst_object_unref (pool);
return NULL;
}
error_pool_config:
{
GST_INFO_OBJECT (thiz, "Failed to set config");
if (pool)
gst_object_unref (pool);
if (allocator)
gst_object_unref (allocator);
return NULL;
}
}
static gboolean
_gst_caps_has_feature (const GstCaps * caps, const gchar * feature)
{
guint i;
for (i = 0; i < gst_caps_get_size (caps); i++) {
GstCapsFeatures *const features = gst_caps_get_features (caps, i);
/* Skip ANY features, we need an exact match for correct evaluation */
if (gst_caps_features_is_any (features))
continue;
if (gst_caps_features_contains (features, feature))
return TRUE;
}
return FALSE;
}
static gboolean
gst_msdkvpp_decide_allocation (GstBaseTransform * trans, GstQuery * query)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstVideoInfo info;
GstBufferPool *pool = NULL;
GstStructure *config = NULL;
GstCaps *caps;
guint size = 0, min_buffers = 0, max_buffers = 0;
GstAllocator *allocator = NULL;
GstAllocationParams params;
gboolean update_pool = FALSE;
gst_query_parse_allocation (query, &caps, NULL);
if (!caps) {
GST_ERROR_OBJECT (thiz, "Failed to parse the decide_allocation caps");
return FALSE;
}
if (!gst_video_info_from_caps (&info, caps)) {
GST_ERROR_OBJECT (thiz, "Failed to get video info");
return FALSE;
}
/* if downstream allocation query supports dmabuf-capsfeatures,
* we do allocate dmabuf backed memory */
if (_gst_caps_has_feature (caps, GST_CAPS_FEATURE_MEMORY_DMABUF)) {
GST_INFO_OBJECT (thiz, "MSDK VPP srcpad uses DMABuf memory");
thiz->use_srcpad_dmabuf = TRUE;
}
if (gst_query_find_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL))
thiz->add_video_meta = TRUE;
else
thiz->add_video_meta = FALSE;
/* Check whether the query has pool */
if (gst_query_get_n_allocation_pools (query) > 0)
update_pool = TRUE;
/* increase the min_buffers with number of concurrent vpp operations */
min_buffers += thiz->async_depth;
/* invalidate the cached pool if there is an allocation_query */
if (thiz->srcpad_buffer_pool)
gst_object_unref (thiz->srcpad_buffer_pool);
/* Always create a pool for vpp out buffers. Each of the msdk element
* has to create it's own mfxsurfacepool which is an msdk contraint.
* For eg: Each Msdk component (vpp, dec and enc) will invoke the external
* Frame allocator for video-memory usage.So sharing the pool between
* gst-msdk elements might not be a good idea, rather each element
* can check the buffer type (whether it is from msdk-buffer pool)
* to make sure there is no copy. Since we share the context between
* msdk elements, using buffers from one sdk's framealloator in another
* sdk-components is perfectly fine */
pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, caps, min_buffers);
thiz->srcpad_buffer_pool = pool;
/* get the configured pool properties inorder to set in query */
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_get_params (config, &caps, &size, &min_buffers,
&max_buffers);
if (gst_buffer_pool_config_get_allocator (config, &allocator, &params))
gst_query_add_allocation_param (query, allocator, &params);
gst_structure_free (config);
if (update_pool)
gst_query_set_nth_allocation_pool (query, 0, pool, size, min_buffers,
max_buffers);
else
gst_query_add_allocation_pool (query, pool, size, min_buffers, max_buffers);
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
/* Fixme if downstream doesn't have videometa support, msdkvpp should
* copy the output buffers */
return TRUE;
}
static gboolean
gst_msdkvpp_propose_allocation (GstBaseTransform * trans,
GstQuery * decide_query, GstQuery * query)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstVideoInfo info;
GstBufferPool *pool = NULL;
GstAllocator *allocator = NULL;
GstCaps *caps;
GstStructure *config;
gboolean need_pool;
GstAllocationParams params;
guint size;
guint min_buffers = thiz->async_depth + 1;
gst_query_parse_allocation (query, &caps, &need_pool);
if (!caps) {
GST_ERROR_OBJECT (thiz, "Failed to parse the allocation caps");
return FALSE;
}
if (!gst_video_info_from_caps (&info, caps)) {
GST_ERROR_OBJECT (thiz, "Failed to get video info");
return FALSE;
}
/* if upstream allocation query supports dmabuf-capsfeatures,
* we do allocate dmabuf backed memory */
if (_gst_caps_has_feature (caps, GST_CAPS_FEATURE_MEMORY_DMABUF)) {
GST_INFO_OBJECT (thiz, "MSDK VPP srcpad uses DMABuf memory");
thiz->use_sinkpad_dmabuf = TRUE;
}
if (need_pool) {
/* alwys provide a new pool for upstream to help re-negotiation
* more info here: https://bugzilla.gnome.org/show_bug.cgi?id=748344 */
pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SINK, caps,
min_buffers);
}
/* Update the internal pool if any allocation attribute changed */
if (!gst_video_info_is_equal (&thiz->sinkpad_buffer_pool_info, &info)) {
gst_object_unref (thiz->sinkpad_buffer_pool);
thiz->sinkpad_buffer_pool = gst_msdkvpp_create_buffer_pool (thiz,
GST_PAD_SINK, caps, min_buffers);
}
/* get the size and allocator params from configured pool and set it in query */
if (!need_pool)
pool = gst_object_ref (thiz->sinkpad_buffer_pool);
config = gst_buffer_pool_get_config (GST_BUFFER_POOL_CAST (pool));
gst_buffer_pool_config_get_params (config, NULL, &size, NULL, NULL);
if (gst_buffer_pool_config_get_allocator (config, &allocator, &params))
gst_query_add_allocation_param (query, allocator, &params);
gst_structure_free (config);
/* if upstream does't have a pool requirement, set only
* size, min_buffers and max_buffers in query */
gst_query_add_allocation_pool (query, need_pool ? pool : NULL, size,
min_buffers, 0);
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
gst_object_unref (pool);
return GST_BASE_TRANSFORM_CLASS (parent_class)->propose_allocation (trans,
decide_query, query);
}
static MsdkSurface *
get_surface_from_pool (GstMsdkVPP * thiz, GstBufferPool * pool,
GstBufferPoolAcquireParams * params)
{
GstBuffer *new_buffer;
mfxFrameSurface1 *new_surface;
MsdkSurface *msdk_surface;
if (!gst_buffer_pool_is_active (pool) &&
!gst_buffer_pool_set_active (pool, TRUE)) {
GST_ERROR_OBJECT (pool, "failed to activate buffer pool");
return NULL;
}
if (gst_buffer_pool_acquire_buffer (pool, &new_buffer, params) != GST_FLOW_OK) {
GST_ERROR_OBJECT (pool, "failed to acquire a buffer from pool");
return NULL;
}
if (gst_msdk_is_msdk_buffer (new_buffer))
new_surface = gst_msdk_get_surface_from_buffer (new_buffer);
else {
GST_ERROR_OBJECT (pool, "the acquired memory is not MSDK memory");
return NULL;
}
msdk_surface = g_slice_new0 (MsdkSurface);
msdk_surface->surface = new_surface;
msdk_surface->buf = new_buffer;
return msdk_surface;
}
static MsdkSurface *
get_msdk_surface_from_input_buffer (GstMsdkVPP * thiz, GstBuffer * inbuf)
{
GstVideoFrame src_frame, out_frame;
MsdkSurface *msdk_surface;
if (gst_msdk_is_msdk_buffer (inbuf)) {
msdk_surface = g_slice_new0 (MsdkSurface);
msdk_surface->surface = gst_msdk_get_surface_from_buffer (inbuf);
msdk_surface->buf = gst_buffer_ref (inbuf);
return msdk_surface;
}
/* If upstream hasn't accpeted the proposed msdk bufferpool,
* just copy frame to msdk buffer and take a surface from it.
*/
if (!(msdk_surface =
get_surface_from_pool (thiz, thiz->sinkpad_buffer_pool, NULL)))
goto error;
if (!gst_video_frame_map (&src_frame, &thiz->sinkpad_info, inbuf,
GST_MAP_READ)) {
GST_ERROR_OBJECT (thiz, "failed to map the frame for source");
goto error;
}
if (!gst_video_frame_map (&out_frame, &thiz->sinkpad_buffer_pool_info,
msdk_surface->buf, GST_MAP_WRITE)) {
GST_ERROR_OBJECT (thiz, "failed to map the frame for destination");
gst_video_frame_unmap (&src_frame);
goto error;
}
if (!gst_video_frame_copy (&out_frame, &src_frame)) {
GST_ERROR_OBJECT (thiz, "failed to copy frame");
gst_video_frame_unmap (&out_frame);
gst_video_frame_unmap (&src_frame);
goto error;
}
gst_video_frame_unmap (&out_frame);
gst_video_frame_unmap (&src_frame);
return msdk_surface;
error:
return NULL;
}
static GstFlowReturn
gst_msdkvpp_transform (GstBaseTransform * trans, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstClockTime timestamp;
GstFlowReturn ret = GST_FLOW_OK;
mfxSession session;
mfxSyncPoint sync_point = NULL;
mfxStatus status;
MsdkSurface *in_surface = NULL;
MsdkSurface *out_surface = NULL;
timestamp = GST_BUFFER_TIMESTAMP (inbuf);
in_surface = get_msdk_surface_from_input_buffer (thiz, inbuf);
if (!in_surface)
return GST_FLOW_ERROR;
if (gst_msdk_is_msdk_buffer (outbuf)) {
out_surface = g_slice_new0 (MsdkSurface);
out_surface->surface = gst_msdk_get_surface_from_buffer (outbuf);
} else {
GST_ERROR ("Failed to get msdk outsurface!");
return GST_FLOW_ERROR;
}
session = gst_msdk_context_get_session (thiz->context);
/* outer loop is for handling FrameRate Control and deinterlace use cases */
do {
for (;;) {
status =
MFXVideoVPP_RunFrameVPPAsync (session, in_surface->surface,
out_surface->surface, NULL, &sync_point);
if (status != MFX_WRN_DEVICE_BUSY)
break;
/* If device is busy, wait 1ms and retry, as per MSDK's recommendation */
g_usleep (1000);
};
if (status != MFX_ERR_NONE && status != MFX_ERR_MORE_DATA
&& status != MFX_ERR_MORE_SURFACE)
goto vpp_error;
/* No output generated */
if (status == MFX_ERR_MORE_DATA)
goto error_more_data;
if (sync_point)
MFXVideoCORE_SyncOperation (session, sync_point, 10000);
/* More than one output buffers are generated */
if (status == MFX_ERR_MORE_SURFACE) {
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
GST_BUFFER_DURATION (outbuf) = thiz->buffer_duration;
timestamp += thiz->buffer_duration;
ret = gst_pad_push (GST_BASE_TRANSFORM_SRC_PAD (trans), outbuf);
if (ret != GST_FLOW_OK)
goto error_push_buffer;
outbuf = create_output_buffer (thiz);
} else {
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
GST_BUFFER_DURATION (outbuf) = thiz->buffer_duration;
}
} while (status == MFX_ERR_MORE_SURFACE);
free_msdk_surface (in_surface);
return ret;
vpp_error:
GST_ERROR_OBJECT (thiz, "MSDK Failed to do VPP");
free_msdk_surface (in_surface);
free_msdk_surface (out_surface);
return GST_FLOW_ERROR;
error_more_data:
GST_WARNING_OBJECT (thiz,
"MSDK Requries additional input for processing, "
"Retruning FLOW_DROPPED since no output buffer was generated");
free_msdk_surface (in_surface);
return GST_BASE_TRANSFORM_FLOW_DROPPED;
error_push_buffer:
{
free_msdk_surface (in_surface);
free_msdk_surface (out_surface);
GST_DEBUG_OBJECT (thiz, "failed to push output buffer: %s",
gst_flow_get_name (ret));
return ret;
}
}
static void
gst_msdkvpp_close (GstMsdkVPP * thiz)
{
mfxStatus status;
if (!thiz->context)
return;
GST_DEBUG_OBJECT (thiz, "Closing VPP 0x%p", thiz->context);
status = MFXVideoVPP_Close (gst_msdk_context_get_session (thiz->context));
if (status != MFX_ERR_NONE && status != MFX_ERR_NOT_INITIALIZED) {
GST_WARNING_OBJECT (thiz, "Encoder close failed (%s)",
msdk_status_to_string (status));
}
if (thiz->context)
gst_object_replace ((GstObject **) & thiz->context, NULL);
memset (&thiz->param, 0, sizeof (thiz->param));
if (thiz->sinkpad_buffer_pool)
gst_object_unref (thiz->sinkpad_buffer_pool);
thiz->sinkpad_buffer_pool = NULL;
if (thiz->srcpad_buffer_pool)
gst_object_unref (thiz->srcpad_buffer_pool);
thiz->srcpad_buffer_pool = NULL;
thiz->buffer_duration = GST_CLOCK_TIME_NONE;
gst_video_info_init (&thiz->sinkpad_info);
gst_video_info_init (&thiz->srcpad_info);
}
static void
ensure_filters (GstMsdkVPP * thiz)
{
guint n_filters = 0;
/* Denoise */
if (thiz->flags & GST_MSDK_FLAG_DENOISE) {
mfxExtVPPDenoise *mfx_denoise = &thiz->mfx_denoise;
mfx_denoise->Header.BufferId = MFX_EXTBUFF_VPP_DENOISE;
mfx_denoise->Header.BufferSz = sizeof (mfxExtVPPDenoise);
mfx_denoise->DenoiseFactor = thiz->denoise_factor;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_denoise);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_DENOISE;
n_filters++;
}
/* Rotation */
if (thiz->flags & GST_MSDK_FLAG_ROTATION) {
mfxExtVPPRotation *mfx_rotation = &thiz->mfx_rotation;
mfx_rotation->Header.BufferId = MFX_EXTBUFF_VPP_ROTATION;
mfx_rotation->Header.BufferSz = sizeof (mfxExtVPPRotation);
mfx_rotation->Angle = thiz->rotation;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_rotation);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_ROTATION;
n_filters++;
}
/* Deinterlace */
if (thiz->flags & GST_MSDK_FLAG_DEINTERLACE) {
mfxExtVPPDeinterlacing *mfx_deinterlace = &thiz->mfx_deinterlace;
mfx_deinterlace->Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
mfx_deinterlace->Header.BufferSz = sizeof (mfxExtVPPDeinterlacing);
mfx_deinterlace->Mode = thiz->deinterlace_method;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_deinterlace);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_DEINTERLACING;
n_filters++;
}
/* Colorbalance(ProcAmp) */
if (thiz->flags & (GST_MSDK_FLAG_HUE | GST_MSDK_FLAG_SATURATION |
GST_MSDK_FLAG_BRIGHTNESS | GST_MSDK_FLAG_CONTRAST)) {
mfxExtVPPProcAmp *mfx_procamp = &thiz->mfx_procamp;
mfx_procamp->Header.BufferId = MFX_EXTBUFF_VPP_PROCAMP;
mfx_procamp->Header.BufferSz = sizeof (mfxExtVPPProcAmp);
mfx_procamp->Hue = thiz->hue;
mfx_procamp->Saturation = thiz->saturation;
mfx_procamp->Brightness = thiz->brightness;
mfx_procamp->Contrast = thiz->contrast;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_procamp);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_PROCAMP;
n_filters++;
}
/* Detail/Edge enhancement */
if (thiz->flags & GST_MSDK_FLAG_DETAIL) {
mfxExtVPPDetail *mfx_detail = &thiz->mfx_detail;
mfx_detail->Header.BufferId = MFX_EXTBUFF_VPP_DETAIL;
mfx_detail->Header.BufferSz = sizeof (mfxExtVPPDetail);
mfx_detail->DetailFactor = thiz->detail;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_detail);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_DETAIL;
n_filters++;
}
/* mfxExtVPPDoUse */
if (n_filters) {
mfxExtVPPDoUse *mfx_vpp_douse = &thiz->mfx_vpp_douse;
mfx_vpp_douse->Header.BufferId = MFX_EXTBUFF_VPP_DOUSE;
mfx_vpp_douse->Header.BufferSz = sizeof (mfxExtVPPDoUse);
mfx_vpp_douse->NumAlg = n_filters;
mfx_vpp_douse->AlgList = thiz->max_filter_algorithms;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_vpp_douse);
}
/* Mirroring */
if (thiz->flags & GST_MSDK_FLAG_MIRRORING) {
mfxExtVPPMirroring *mfx_mirroring = &thiz->mfx_mirroring;
mfx_mirroring->Header.BufferId = MFX_EXTBUFF_VPP_MIRRORING;
mfx_mirroring->Header.BufferSz = sizeof (mfxExtVPPMirroring);
mfx_mirroring->Type = thiz->mirroring;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_mirroring);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_MIRRORING;
n_filters++;
}
/* Scaling Mode */
if (thiz->flags & GST_MSDK_FLAG_SCALING_MODE) {
mfxExtVPPScaling *mfx_scaling = &thiz->mfx_scaling;
mfx_scaling->Header.BufferId = MFX_EXTBUFF_VPP_SCALING;
mfx_scaling->Header.BufferSz = sizeof (mfxExtVPPScaling);
mfx_scaling->ScalingMode = thiz->scaling_mode;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_scaling);
thiz->max_filter_algorithms[n_filters] = MFX_EXTBUFF_VPP_SCALING;
n_filters++;
}
/* FRC */
if (thiz->flags & GST_MSDK_FLAG_FRC) {
mfxExtVPPFrameRateConversion *mfx_frc = &thiz->mfx_frc;
mfx_frc->Header.BufferId = MFX_EXTBUFF_VPP_FRAME_RATE_CONVERSION;
mfx_frc->Header.BufferSz = sizeof (mfxExtVPPFrameRateConversion);
mfx_frc->Algorithm = thiz->frc_algm;
gst_msdkvpp_add_extra_param (thiz, (mfxExtBuffer *) mfx_frc);
thiz->max_filter_algorithms[n_filters] =
MFX_EXTBUFF_VPP_FRAME_RATE_CONVERSION;
n_filters++;
}
}
static void
gst_msdkvpp_set_passthrough (GstMsdkVPP * thiz)
{
gboolean passthrough = TRUE;
/* no passthrough if any of the filter algorithm is enabled */
if (thiz->flags)
passthrough = FALSE;
/* vpp could be needed in some specific circumstances, for eg:
* input surface is dmabuf and output must be videomemory. So far
* the underline iHD driver doesn't seems to support dmabuf mapping,
* so we could explicitly ask msdkvpp to provide non-dambuf videomemory
* surfaces as output thourgh capsfileters */
if (thiz->need_vpp)
passthrough = FALSE;
/* no passthrough if there is change in out width,height or format */
if (GST_VIDEO_INFO_WIDTH (&thiz->sinkpad_info) !=
GST_VIDEO_INFO_WIDTH (&thiz->srcpad_info)
|| GST_VIDEO_INFO_HEIGHT (&thiz->sinkpad_info) !=
GST_VIDEO_INFO_HEIGHT (&thiz->srcpad_info)
|| GST_VIDEO_INFO_FORMAT (&thiz->sinkpad_info) !=
GST_VIDEO_INFO_FORMAT (&thiz->srcpad_info))
passthrough = FALSE;
GST_OBJECT_UNLOCK (thiz);
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (thiz), passthrough);
GST_OBJECT_LOCK (thiz);
}
static gboolean
gst_msdkvpp_initialize (GstMsdkVPP * thiz)
{
mfxSession session;
mfxStatus status;
mfxFrameAllocRequest request[2];
if (!thiz->context) {
GST_WARNING_OBJECT (thiz, "No MSDK Context");
return FALSE;
}
GST_OBJECT_LOCK (thiz);
session = gst_msdk_context_get_session (thiz->context);
if (thiz->use_video_memory) {
gst_msdk_set_frame_allocator (thiz->context);
thiz->param.IOPattern =
MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY;
} else {
thiz->param.IOPattern =
MFX_IOPATTERN_IN_SYSTEM_MEMORY | MFX_IOPATTERN_OUT_SYSTEM_MEMORY;
}
/* update input video attributes */
gst_msdk_set_mfx_frame_info_from_video_info (&thiz->param.vpp.In,
&thiz->sinkpad_info);
/* update output video attributes, only CSC and Scaling are supported for now */
gst_msdk_set_mfx_frame_info_from_video_info (&thiz->param.vpp.Out,
&thiz->srcpad_info);
/* use msdk frame rarte control if there is a mismatch in In & OUt fps */
if (GST_VIDEO_INFO_FPS_N (&thiz->srcpad_info) &&
(GST_VIDEO_INFO_FPS_N (&thiz->sinkpad_info) !=
GST_VIDEO_INFO_FPS_N (&thiz->srcpad_info)
|| GST_VIDEO_INFO_FPS_D (&thiz->sinkpad_info) !=
GST_VIDEO_INFO_FPS_D (&thiz->srcpad_info))) {
thiz->flags |= GST_MSDK_FLAG_FRC;
/* So far this is the only algorithm which is working somewhat good */
thiz->frc_algm = MFX_FRCALGM_PRESERVE_TIMESTAMP;
}
/* work-around to avoid zero fps in msdk structure */
if (!thiz->param.vpp.In.FrameRateExtN)
thiz->param.vpp.In.FrameRateExtN = 30;
if (!thiz->param.vpp.Out.FrameRateExtN)
thiz->param.vpp.Out.FrameRateExtN = thiz->param.vpp.In.FrameRateExtN;
/* set vpp out picstruct as progressive if deinterlacing enabled */
if (thiz->flags & GST_MSDK_FLAG_DEINTERLACE)
thiz->param.vpp.Out.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
/* validate parameters and allow the Media SDK to make adjustments */
status = MFXVideoVPP_Query (session, &thiz->param, &thiz->param);
if (status < MFX_ERR_NONE) {
GST_ERROR_OBJECT (thiz, "Video VPP Query failed (%s)",
msdk_status_to_string (status));
goto no_vpp;
} else if (status > MFX_ERR_NONE) {
GST_WARNING_OBJECT (thiz, "Video VPP Query returned: %s",
msdk_status_to_string (status));
}
/* Enable the required filters */
ensure_filters (thiz);
/* set passthrough according to filter operation change */
gst_msdkvpp_set_passthrough (thiz);
/* Add exteneded buffers */
if (thiz->num_extra_params) {
thiz->param.NumExtParam = thiz->num_extra_params;
thiz->param.ExtParam = thiz->extra_params;
}
status = MFXVideoVPP_QueryIOSurf (session, &thiz->param, request);
if (status < MFX_ERR_NONE) {
GST_ERROR_OBJECT (thiz, "VPP Query IO surfaces failed (%s)",
msdk_status_to_string (status));
goto no_vpp;
} else if (status > MFX_ERR_NONE) {
GST_WARNING_OBJECT (thiz, "VPP Query IO surfaces returned: %s",
msdk_status_to_string (status));
}
if (thiz->use_video_memory) {
/* Input surface pool pre-allocation */
request[0].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;
if (thiz->use_sinkpad_dmabuf)
request[0].Type |= MFX_MEMTYPE_EXPORT_FRAME;
gst_msdk_frame_alloc (thiz->context, &(request[0]), &thiz->in_alloc_resp);
/* Output surface pool pre-allocation */
request[1].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;
if (thiz->use_srcpad_dmabuf)
request[1].Type |= MFX_MEMTYPE_EXPORT_FRAME;
gst_msdk_frame_alloc (thiz->context, &(request[1]), &thiz->out_alloc_resp);
}
thiz->in_num_surfaces = request[0].NumFrameSuggested;
thiz->out_num_surfaces = request[1].NumFrameSuggested;
status = MFXVideoVPP_Init (session, &thiz->param);
if (status < MFX_ERR_NONE) {
GST_ERROR_OBJECT (thiz, "Init failed (%s)", msdk_status_to_string (status));
goto no_vpp;
} else if (status > MFX_ERR_NONE) {
GST_WARNING_OBJECT (thiz, "Init returned: %s",
msdk_status_to_string (status));
}
GST_OBJECT_UNLOCK (thiz);
return TRUE;
no_vpp:
GST_OBJECT_UNLOCK (thiz);
if (thiz->context)
gst_object_replace ((GstObject **) & thiz->context, NULL);
return FALSE;
}
static gboolean
gst_msdkvpp_set_caps (GstBaseTransform * trans, GstCaps * caps,
GstCaps * out_caps)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstVideoInfo in_info, out_info;
gboolean sinkpad_info_changed = FALSE;
gboolean srcpad_info_changed = FALSE;
gboolean deinterlace;
if (gst_caps_get_features (caps, 0) != gst_caps_get_features (out_caps, 0))
thiz->need_vpp = 1;
gst_video_info_from_caps (&in_info, caps);
gst_video_info_from_caps (&out_info, out_caps);
if (!gst_video_info_is_equal (&in_info, &thiz->sinkpad_info))
sinkpad_info_changed = TRUE;
if (!gst_video_info_is_equal (&out_info, &thiz->srcpad_info))
srcpad_info_changed = TRUE;
thiz->sinkpad_info = in_info;
thiz->srcpad_info = out_info;
#ifndef _WIN32
thiz->use_video_memory = TRUE;
#else
thiz->use_video_memory = FALSE;
#endif
if (!sinkpad_info_changed && !srcpad_info_changed)
return TRUE;
/* check for deinterlace requirement */
deinterlace = gst_msdkvpp_is_deinterlace_enabled (thiz, &in_info);
if (deinterlace)
thiz->flags |= GST_MSDK_FLAG_DEINTERLACE;
thiz->buffer_duration = GST_VIDEO_INFO_FPS_N (&out_info) > 0 ?
gst_util_uint64_scale (GST_SECOND, GST_VIDEO_INFO_FPS_D (&out_info),
GST_VIDEO_INFO_FPS_N (&out_info)) : 0;
if (!gst_msdkvpp_initialize (thiz))
return FALSE;
/* Ensure sinkpad buffer pool */
thiz->sinkpad_buffer_pool =
gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SINK, caps,
thiz->in_num_surfaces);
if (!thiz->sinkpad_buffer_pool) {
GST_ERROR_OBJECT (thiz, "Failed to ensure the sinkpad buffer pool");
return FALSE;
}
/* Ensure a srcpad buffer pool */
thiz->srcpad_buffer_pool =
gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, out_caps,
thiz->out_num_surfaces);
if (!thiz->srcpad_buffer_pool) {
GST_ERROR_OBJECT (thiz, "Failed to ensure the srcpad buffer pool");
return FALSE;
}
return TRUE;
}
static gboolean
pad_can_dmabuf (GstMsdkVPP * thiz, GstPadDirection direction, GstCaps * filter)
{
gboolean ret = FALSE;
GstCaps *caps, *out_caps;
GstPad *pad;
GstBaseTransform *trans = GST_BASE_TRANSFORM (thiz);
if (direction == GST_PAD_SRC)
pad = GST_BASE_TRANSFORM_SRC_PAD (trans);
else
pad = GST_BASE_TRANSFORM_SINK_PAD (trans);
/* make a copy of filter caps since we need to alter the structure
* by adding dmabuf-capsfeatures */
caps = gst_caps_copy (filter);
gst_caps_set_features (caps, 0,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_DMABUF));
out_caps = gst_pad_peer_query_caps (pad, caps);
if (!out_caps)
goto done;
if (gst_caps_is_any (out_caps) || gst_caps_is_empty (out_caps)
|| out_caps == caps)
goto done;
if (_gst_caps_has_feature (out_caps, GST_CAPS_FEATURE_MEMORY_DMABUF))
ret = TRUE;
done:
if (caps)
gst_caps_unref (caps);
if (out_caps)
gst_caps_unref (out_caps);
return ret;
}
static GstCaps *
gst_msdkvpp_fixate_caps (GstBaseTransform * trans,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstCaps *result = NULL;
gboolean *use_dmabuf;
if (direction == GST_PAD_SRC) {
result = gst_caps_fixate (result);
use_dmabuf = &thiz->use_sinkpad_dmabuf;
} else {
result = gst_msdkvpp_fixate_srccaps (thiz, caps, othercaps);
use_dmabuf = &thiz->use_srcpad_dmabuf;
}
GST_DEBUG_OBJECT (trans, "fixated to %" GST_PTR_FORMAT, result);
gst_caps_unref (othercaps);
if (pad_can_dmabuf (thiz,
direction == GST_PAD_SRC ? GST_PAD_SINK : GST_PAD_SRC, result)) {
gst_caps_set_features (result, 0,
gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_DMABUF, NULL));
*use_dmabuf = TRUE;
}
return result;
}
/* Generic code for now, requires changes in future when we
* add hardware query for supported formats, Framerate control etc */
static GstCaps *
gst_msdkvpp_transform_caps (GstBaseTransform * trans,
GstPadDirection direction, GstCaps * caps, GstCaps * filter)
{
GstCaps *out_caps;
GST_DEBUG_OBJECT (trans,
"Transforming caps %" GST_PTR_FORMAT " in direction %s", caps,
(direction == GST_PAD_SINK) ? "sink" : "src");
if (direction == GST_PAD_SRC)
out_caps = gst_static_pad_template_get_caps (&gst_msdkvpp_sink_factory);
else
out_caps = gst_static_pad_template_get_caps (&gst_msdkvpp_src_factory);
if (out_caps && filter) {
GstCaps *intersection;
intersection = gst_caps_intersect_full (out_caps, filter,
GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (out_caps);
out_caps = intersection;
}
GST_DEBUG_OBJECT (trans, "returning caps: %" GST_PTR_FORMAT, out_caps);
return out_caps;
}
static gboolean
gst_msdkvpp_start (GstBaseTransform * trans)
{
if (!ensure_context (trans))
return FALSE;
return TRUE;
}
static gboolean
gst_msdkvpp_stop (GstBaseTransform * trans)
{
gst_msdkvpp_close (GST_MSDKVPP (trans));
return TRUE;
}
static void
gst_msdkvpp_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstMsdkVPP *thiz = GST_MSDKVPP (object);
switch (prop_id) {
case PROP_HARDWARE:
thiz->hardware = g_value_get_boolean (value);
break;
case PROP_ASYNC_DEPTH:
thiz->async_depth = g_value_get_uint (value);
break;
case PROP_DENOISE:
thiz->denoise_factor = g_value_get_uint (value);
thiz->flags |= GST_MSDK_FLAG_DENOISE;
break;
case PROP_ROTATION:
thiz->rotation = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_ROTATION;
break;
case PROP_DEINTERLACE_MODE:
thiz->deinterlace_mode = g_value_get_enum (value);
break;
case PROP_DEINTERLACE_METHOD:
thiz->deinterlace_method = g_value_get_enum (value);
break;
case PROP_HUE:
thiz->hue = g_value_get_float (value);
thiz->flags |= GST_MSDK_FLAG_HUE;
break;
case PROP_SATURATION:
thiz->saturation = g_value_get_float (value);
thiz->flags |= GST_MSDK_FLAG_SATURATION;
break;
case PROP_BRIGHTNESS:
thiz->brightness = g_value_get_float (value);
thiz->flags |= GST_MSDK_FLAG_BRIGHTNESS;
break;
case PROP_CONTRAST:
thiz->contrast = g_value_get_float (value);
thiz->flags |= GST_MSDK_FLAG_CONTRAST;
break;
case PROP_DETAIL:
thiz->detail = g_value_get_uint (value);
thiz->flags |= GST_MSDK_FLAG_DETAIL;
break;
case PROP_MIRRORING:
thiz->mirroring = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_MIRRORING;
break;
case PROP_SCALING_MODE:
thiz->scaling_mode = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_SCALING_MODE;
break;
case PROP_FORCE_ASPECT_RATIO:
thiz->keep_aspect = g_value_get_boolean (value);
break;
case PROP_FRC_ALGORITHM:
thiz->frc_algm = g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_msdkvpp_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstMsdkVPP *thiz = GST_MSDKVPP (object);
switch (prop_id) {
case PROP_HARDWARE:
g_value_set_boolean (value, thiz->hardware);
break;
case PROP_ASYNC_DEPTH:
g_value_set_uint (value, thiz->async_depth);
break;
case PROP_DENOISE:
g_value_set_uint (value, thiz->denoise_factor);
break;
case PROP_ROTATION:
g_value_set_enum (value, thiz->rotation);
break;
case PROP_DEINTERLACE_MODE:
g_value_set_enum (value, thiz->deinterlace_mode);
break;
case PROP_DEINTERLACE_METHOD:
g_value_set_enum (value, thiz->deinterlace_method);
break;
case PROP_HUE:
g_value_set_float (value, thiz->hue);
break;
case PROP_SATURATION:
g_value_set_float (value, thiz->saturation);
break;
case PROP_BRIGHTNESS:
g_value_set_float (value, thiz->brightness);
break;
case PROP_CONTRAST:
g_value_set_float (value, thiz->contrast);
break;
case PROP_DETAIL:
g_value_set_uint (value, thiz->detail);
break;
case PROP_MIRRORING:
g_value_set_enum (value, thiz->mirroring);
break;
case PROP_SCALING_MODE:
g_value_set_enum (value, thiz->scaling_mode);
break;
case PROP_FORCE_ASPECT_RATIO:
g_value_set_boolean (value, thiz->keep_aspect);
break;
case PROP_FRC_ALGORITHM:
g_value_set_enum (value, thiz->frc_algm);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_msdkvpp_finalize (GObject * object)
{
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_msdkvpp_set_context (GstElement * element, GstContext * context)
{
GstMsdkContext *msdk_context = NULL;
GstMsdkVPP *thiz = GST_MSDKVPP (element);
if (gst_msdk_context_get_context (context, &msdk_context)) {
gst_object_replace ((GstObject **) & thiz->context,
(GstObject *) msdk_context);
gst_object_unref (msdk_context);
}
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
}
static void
gst_msdkvpp_class_init (GstMsdkVPPClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstBaseTransformClass *trans_class;
GParamSpec *obj_properties[PROP_N] = { NULL, };
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
trans_class = GST_BASE_TRANSFORM_CLASS (klass);
gobject_class->set_property = gst_msdkvpp_set_property;
gobject_class->get_property = gst_msdkvpp_get_property;
gobject_class->finalize = gst_msdkvpp_finalize;
element_class->set_context = gst_msdkvpp_set_context;
gst_element_class_add_static_pad_template (element_class,
&gst_msdkvpp_src_factory);
gst_element_class_add_static_pad_template (element_class,
&gst_msdkvpp_sink_factory);
gst_element_class_set_static_metadata (element_class,
"MSDK Video Postprocessor",
"Filter/Converter/Video;Filter/Converter/Video/Scaler;"
"Filter/Effect/Video;Filter/Effect/Video/Deinterlace",
"A MediaSDK Video Postprocessing Filter",
"Sreerenj Balachandrn <sreerenj.balachandran@intel.com>");
trans_class->start = GST_DEBUG_FUNCPTR (gst_msdkvpp_start);
trans_class->stop = GST_DEBUG_FUNCPTR (gst_msdkvpp_stop);
trans_class->transform_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_transform_caps);
trans_class->fixate_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_fixate_caps);
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_msdkvpp_set_caps);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_msdkvpp_transform);
trans_class->propose_allocation =
GST_DEBUG_FUNCPTR (gst_msdkvpp_propose_allocation);
trans_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_msdkvpp_decide_allocation);
trans_class->prepare_output_buffer =
GST_DEBUG_FUNCPTR (gst_msdkvpp_prepare_output_buffer);
obj_properties[PROP_HARDWARE] =
g_param_spec_boolean ("hardware", "Hardware", "Enable hardware VPP",
PROP_HARDWARE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_ASYNC_DEPTH] =
g_param_spec_uint ("async-depth", "Async Depth",
"Depth of asynchronous pipeline",
1, 1, PROP_ASYNC_DEPTH_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_DENOISE] =
g_param_spec_uint ("denoise", "Denoising factor",
"Denoising Factor",
0, 100, PROP_DENOISE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_ROTATION] =
g_param_spec_enum ("rotation", "Rotation",
"Rotation Angle", gst_msdkvpp_rotation_get_type (),
PROP_ROTATION_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_DEINTERLACE_MODE] =
g_param_spec_enum ("deinterlace-mode", "Deinterlace Mode",
"Deinterlace mode to use", gst_msdkvpp_deinterlace_mode_get_type (),
PROP_DEINTERLACE_MODE_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_DEINTERLACE_METHOD] =
g_param_spec_enum ("deinterlace-method", "Deinterlace Method",
"Deinterlace method to use", gst_msdkvpp_deinterlace_method_get_type (),
PROP_DEINTERLACE_METHOD_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_HUE] =
g_param_spec_float ("hue", "Hue",
"The hue of the video",
-180, 180, PROP_HUE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_SATURATION] =
g_param_spec_float ("saturation", "Saturation",
"The Saturation of the video",
0, 10, PROP_SATURATION_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_BRIGHTNESS] =
g_param_spec_float ("brightness", "Brightness",
"The Brightness of the video",
-100, 100, PROP_BRIGHTNESS_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONTRAST] =
g_param_spec_float ("contrast", "Contrast",
"The Contrast of the video",
0, 10, PROP_CONTRAST_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_DETAIL] =
g_param_spec_uint ("detail", "Detail",
"The factor of detail/edge enhancement filter algorithm",
0, 100, PROP_DETAIL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_MIRRORING] =
g_param_spec_enum ("mirroring", "Mirroring",
"The Mirroring type", gst_msdkvpp_mirroring_get_type (),
PROP_MIRRORING_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_SCALING_MODE] =
g_param_spec_enum ("scaling-mode", "Scaling Mode",
"The Scaling mode to use", gst_msdkvpp_scaling_mode_get_type (),
PROP_SCALING_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_FORCE_ASPECT_RATIO] =
g_param_spec_boolean ("force-aspect-ratio", "Force Aspect Ratio",
"When enabled, scaling will respect original aspect ratio",
PROP_FORCE_ASPECT_RATIO_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_FRC_ALGORITHM] =
g_param_spec_enum ("frc-algorithm", "FrameRateControl Algorithm",
"The Framerate Control Alogorithm to use",
gst_msdkvpp_frc_algorithm_get_type (), PROP_FRC_ALGORITHM_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (gobject_class, PROP_N, obj_properties);
}
static void
gst_msdkvpp_init (GstMsdkVPP * thiz)
{
thiz->hardware = PROP_HARDWARE_DEFAULT;
thiz->async_depth = PROP_ASYNC_DEPTH_DEFAULT;
thiz->denoise_factor = PROP_DENOISE_DEFAULT;
thiz->rotation = PROP_ROTATION_DEFAULT;
thiz->deinterlace_mode = PROP_DEINTERLACE_MODE_DEFAULT;
thiz->deinterlace_method = PROP_DEINTERLACE_METHOD_DEFAULT;
thiz->buffer_duration = GST_CLOCK_TIME_NONE;
thiz->hue = PROP_HUE_DEFAULT;
thiz->saturation = PROP_SATURATION_DEFAULT;
thiz->brightness = PROP_BRIGHTNESS_DEFAULT;
thiz->contrast = PROP_CONTRAST_DEFAULT;
thiz->detail = PROP_DETAIL_DEFAULT;
thiz->mirroring = PROP_MIRRORING_DEFAULT;
thiz->scaling_mode = PROP_SCALING_MODE_DEFAULT;
thiz->keep_aspect = PROP_FORCE_ASPECT_RATIO_DEFAULT;
thiz->frc_algm = PROP_FRC_ALGORITHM_DEFAULT;
gst_video_info_init (&thiz->sinkpad_info);
gst_video_info_init (&thiz->srcpad_info);
}
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