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gstreamer/sys/msdk/gstmsdkvpp.c
Mengkejiergeli Ba 86872b1b46 msdkvpp: Fix frc from lower fps to higher fps 
There are three framerate conversion algorithms described in
<https://github.com/Intel-Media-SDK/MediaSDK/blob/master/doc/mediasdk-man.md>,
interpolation is not implemented so far and thus distributed timestamp algorihtm
is considered to be more practical which evenly distributes output timestamps
according to output framerate. In this case, newly generated frames are inserted
between current frame and previous one, timestamp is calculated by msdk API.

This implementation first pushes newly generated buffers(outbuf_new) forward and
the current buffer(outbuf) is handled at last round by base transform automatically.
A flag "create_new_surface" is used to indicate if new surfaces have been generated
and then push new outbuf forward accordingly.

Considering the upstream element may not be the msdk element, it is necessary to
always set the input surface timestamp as same as input buffer's timestamp and
convert it to msdk timestamp.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2418>
2021-08-18 03:06:59 +00:00

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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.
*/
/**
* SECTION: element-msdkvpp
* @title: msdkvpp
* @short_description: MSDK Video Postprocessor
*
* A MediaSDK Video Postprocessing Filter
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc ! msdkvpp ! glimagesink
* ```
*
* Since: 1.16
*
*/
#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"
#define EXT_FORMATS ""
#ifndef _WIN32
#include "gstmsdkallocator_libva.h"
#if VA_CHECK_VERSION(1, 4, 1)
#undef EXT_FORMATS
#define EXT_FORMATS ", BGR10A2_LE"
#endif
#endif
#if (MFX_VERSION >= 2004)
#define EXT_SINK_FORMATS ", RGB16, Y410, Y210"
#define EXT_SRC_FORMATS ", YV12, Y410, Y210, RGBP, BGRP"
#elif (MFX_VERSION >= 1032)
#define EXT_SINK_FORMATS ", RGB16, Y410, Y210"
#define EXT_SRC_FORMATS ", YV12, Y410, Y210"
#elif (MFX_VERSION >= 1028)
#define EXT_SINK_FORMATS ", RGB16, Y410, Y210"
#define EXT_SRC_FORMATS ", Y410, Y210"
#elif (MFX_VERSION >= 1027)
#define EXT_SINK_FORMATS ", Y410, Y210"
#define EXT_SRC_FORMATS ", Y410, Y210"
#else
#define EXT_SINK_FORMATS ""
#define EXT_SRC_FORMATS ""
#endif
GST_DEBUG_CATEGORY_EXTERN (gst_msdkvpp_debug);
#define GST_CAT_DEFAULT gst_msdkvpp_debug
#define SUPPORTED_SYSTEM_FORMAT \
"{ NV12, YV12, I420, YUY2, UYVY, VUYA, BGRA, BGRx, P010_10LE" EXT_SINK_FORMATS "}"
#define SUPPORTED_DMABUF_FORMAT \
"{ NV12, BGRA, YUY2, UYVY, VUYA, P010_10LE" EXT_SINK_FORMATS "}"
#define SRC_SYSTEM_FORMAT \
"{ NV12, BGRA, YUY2, UYVY, VUYA, BGRx, P010_10LE" EXT_FORMATS EXT_SRC_FORMATS "}"
#define SRC_DMABUF_FORMAT \
"{ NV12, BGRA, YUY2, UYVY, VUYA, BGRx, P010_10LE" EXT_FORMATS EXT_SRC_FORMATS "}"
#ifndef _WIN32
#define DMABUF_SINK_CAPS_STR \
GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF, \
SUPPORTED_DMABUF_FORMAT)
#else
#define DMABUF_SINK_CAPS_STR ""
#endif
#ifndef _WIN32
#define DMABUF_SRC_CAPS_STR \
GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF, \
SRC_DMABUF_FORMAT) ";"
#else
#define DMABUF_SRC_CAPS_STR ""
#endif
static GstStaticPadTemplate gst_msdkvpp_sink_factory =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE (SUPPORTED_SYSTEM_FORMAT)
", " "interlace-mode = (string){ progressive, interleaved, mixed }" ";"
DMABUF_SINK_CAPS_STR));
static GstStaticPadTemplate gst_msdkvpp_src_factory =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (DMABUF_SRC_CAPS_STR
GST_VIDEO_CAPS_MAKE (SRC_SYSTEM_FORMAT) ", "
"interlace-mode = (string){ progressive, interleaved, mixed }" ";"));
enum
{
PROP_0,
PROP_HARDWARE,
PROP_ASYNC_DEPTH,
PROP_DENOISE,
#ifndef GST_REMOVE_DEPRECATED
PROP_ROTATION,
#endif
PROP_DEINTERLACE_MODE,
PROP_DEINTERLACE_METHOD,
PROP_HUE,
PROP_SATURATION,
PROP_BRIGHTNESS,
PROP_CONTRAST,
PROP_DETAIL,
#ifndef GST_REMOVE_DEPRECATED
PROP_MIRRORING,
#endif
PROP_SCALING_MODE,
PROP_FORCE_ASPECT_RATIO,
PROP_FRC_ALGORITHM,
PROP_VIDEO_DIRECTION,
PROP_CROP_LEFT,
PROP_CROP_RIGHT,
PROP_CROP_TOP,
PROP_CROP_BOTTOM,
PROP_N,
};
#define PROP_HARDWARE_DEFAULT TRUE
#define PROP_ASYNC_DEPTH_DEFAULT 1
#define PROP_DENOISE_DEFAULT 0
#ifndef GST_REMOVE_DEPRECATED
#define PROP_ROTATION_DEFAULT MFX_ANGLE_0
#define PROP_MIRRORING_DEFAULT MFX_MIRRORING_DISABLED
#endif
#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_SCALING_MODE_DEFAULT MFX_SCALING_MODE_DEFAULT
#define PROP_FORCE_ASPECT_RATIO_DEFAULT TRUE
#define PROP_FRC_ALGORITHM_DEFAULT _MFX_FRC_ALGORITHM_NONE
#define PROP_VIDEO_DIRECTION_DEFAULT GST_VIDEO_ORIENTATION_IDENTITY
#define PROP_CROP_LEFT_DEFAULT 0
#define PROP_CROP_RIGHT_DEFAULT 0
#define PROP_CROP_TOP_DEFAULT 0
#define PROP_CROP_BOTTOM_DEFAULT 0
/* 8 should enough for a normal encoder */
#define SRC_POOL_SIZE_DEFAULT 8
#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 (gpointer p)
{
MsdkSurface *surface = (MsdkSurface *) p;
if (surface->buf)
gst_buffer_unref (surface->buf);
g_slice_free (MsdkSurface, surface);
}
static void
release_msdk_surface (GstMsdkVPP * thiz, MsdkSurface * surface, GList ** list)
{
if (surface->surface) {
if (surface->surface->Data.Locked) {
*list = g_list_append (*list, surface);
} else {
free_msdk_surface (surface);
}
}
}
static void
release_in_surface (GstMsdkVPP * thiz, MsdkSurface * surface,
gboolean locked_by_others)
{
if (locked_by_others) {
/* mfxFrameSurface1 locked by others, others will hold the surface->buf reference */
/* we are good to release it here */
free_msdk_surface (surface);
} else {
release_msdk_surface (thiz, surface, &thiz->locked_in_surfaces);
}
}
static void
release_out_surface (GstMsdkVPP * thiz, MsdkSurface * surface)
{
release_msdk_surface (thiz, surface, &thiz->locked_out_surfaces);
}
static void
free_unlocked_msdk_surfaces_from_list (GstMsdkVPP * thiz, GList ** list)
{
GList *l;
MsdkSurface *surface;
for (l = *list; l;) {
GList *next = l->next;
surface = l->data;
if (surface->surface->Data.Locked == 0) {
free_msdk_surface (surface);
*list = g_list_delete_link (*list, l);
}
l = next;
}
}
static void
free_unlocked_msdk_surfaces (GstMsdkVPP * thiz)
{
free_unlocked_msdk_surfaces_from_list (thiz, &thiz->locked_in_surfaces);
free_unlocked_msdk_surfaces_from_list (thiz, &thiz->locked_out_surfaces);
}
static void
free_all_msdk_surfaces (GstMsdkVPP * thiz)
{
g_list_free_full (thiz->locked_in_surfaces, free_msdk_surface);
thiz->locked_in_surfaces = NULL;
g_list_free_full (thiz->locked_out_surfaces, free_msdk_surface);
thiz->locked_out_surfaces = NULL;
}
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
gst_msdkvpp_context_prepare (GstMsdkVPP * thiz)
{
/* Try to find an existing context from the pipeline. This may (indirectly)
* invoke gst_msdkvpp_set_context, which will set thiz->context. */
if (!gst_msdk_context_find (GST_ELEMENT_CAST (thiz), &thiz->context))
return FALSE;
if (thiz->context == thiz->old_context) {
GST_INFO_OBJECT (thiz, "Found old context %" GST_PTR_FORMAT
", reusing as-is", thiz->context);
return TRUE;
}
GST_INFO_OBJECT (thiz, "Found context %" GST_PTR_FORMAT " from neighbour",
thiz->context);
/* Check GST_MSDK_JOB_VPP and GST_MSDK_JOB_ENCODER together to avoid sharing context
* between VPP and ENCODER
* Example:
* gst-launch-1.0 videotestsrc ! msdkvpp ! video/x-raw,format=YUY2 ! msdkh264enc ! fakesink
*/
if (!(gst_msdk_context_get_job_type (thiz->context) & (GST_MSDK_JOB_VPP |
GST_MSDK_JOB_ENCODER))) {
gst_msdk_context_add_job_type (thiz->context, GST_MSDK_JOB_VPP);
return TRUE;
}
/* Found an existing context that's already being used as VPP, so clone the
* MFX session inside it to create a new one */
{
GstMsdkContext *parent_context, *msdk_context;
GST_INFO_OBJECT (thiz, "Creating new context %" GST_PTR_FORMAT " with "
"joined session", thiz->context);
parent_context = thiz->context;
msdk_context = gst_msdk_context_new_with_parent (parent_context);
if (!msdk_context) {
GST_ERROR_OBJECT (thiz, "Failed to create a context with parent context "
"as %" GST_PTR_FORMAT, parent_context);
return FALSE;
}
thiz->context = msdk_context;
gst_object_unref (parent_context);
}
return TRUE;
}
static gboolean
ensure_context (GstBaseTransform * trans)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
if (!gst_msdkvpp_context_prepare (thiz)) {
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);
}
/* Save the current context in a separate field so that we know whether it
* has changed between calls to _start() */
gst_object_replace ((GstObject **) & thiz->old_context,
(GstObject *) 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, 0, 0, &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));
/* we do not support dynamic buffer count change */
gst_buffer_pool_config_set_params (config, caps, info.size, min_num_buffers,
min_num_buffers);
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 aligned 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");
gst_object_unref (pool);
return NULL;
}
error_no_allocator:
{
GST_INFO_OBJECT (thiz, "Failed to create allocator");
gst_object_unref (pool);
return NULL;
}
error_pool_config:
{
GST_INFO_OBJECT (thiz, "Failed to set config");
gst_object_unref (pool);
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 GstBufferPool *
create_src_pool (GstMsdkVPP * thiz, GstQuery * query, GstCaps * caps)
{
GstBufferPool *pool = NULL;
guint size = 0, min_buffers = 0, max_buffers = 0;
gboolean update_pool = FALSE;
GstAllocator *allocator = NULL;
GstAllocationParams params;
mfxFrameAllocRequest request;
/* Check whether the query has pool */
if (gst_query_get_n_allocation_pools (query) > 0) {
update_pool = TRUE;
gst_query_parse_nth_allocation_pool (query, 0, &pool, NULL, NULL, NULL);
}
if (pool) {
GstStructure *config = NULL;
/* get the configured pool properties inorder to set in query */
config = gst_buffer_pool_get_config (pool);
gst_object_unref (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);
} else {
/* if we have tee after msdkvpp, we will not have pool for src pad,
we need assign size for the internal pool
gst-launch-1.0 -v videotestsrc ! msdkvpp ! tee ! msdkh264enc ! fakesink silent=false
*/
min_buffers = SRC_POOL_SIZE_DEFAULT;
}
/* Always create a pool for vpp out buffers. Each of the msdk element
* has to create it's own mfxsurfacepool which is an msdk constraint.
* 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 */
gst_msdk_frame_free (thiz->context, &thiz->out_alloc_resp);
request = thiz->request[1];
min_buffers += thiz->async_depth + request.NumFrameSuggested;
request.NumFrameSuggested = min_buffers;
gst_msdk_frame_alloc (thiz->context, &request, &thiz->out_alloc_resp);
pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, caps, min_buffers);
if (!pool)
return NULL;
/* we do not support dynamic buffer count change */
max_buffers = min_buffers;
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);
return pool;
}
static gboolean
gst_msdkvpp_decide_allocation (GstBaseTransform * trans, GstQuery * query)
{
GstMsdkVPP *thiz = GST_MSDKVPP (trans);
GstVideoInfo info;
GstCaps *caps;
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;
gst_clear_object (&thiz->srcpad_buffer_pool);
thiz->srcpad_buffer_pool = create_src_pool (thiz, query, caps);
if (!thiz->srcpad_buffer_pool)
return FALSE;
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 doesn'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;
}
#ifndef _WIN32
static gboolean
import_dmabuf_to_msdk_surface (GstMsdkVPP * thiz, GstBuffer * buf,
MsdkSurface * msdk_surface)
{
GstMemory *mem = NULL;
GstVideoInfo vinfo;
GstVideoMeta *vmeta;
GstMsdkMemoryID *msdk_mid = NULL;
mfxFrameSurface1 *mfx_surface = NULL;
gint fd, i;
mem = gst_buffer_peek_memory (buf, 0);
fd = gst_dmabuf_memory_get_fd (mem);
if (fd < 0)
return FALSE;
vinfo = thiz->sinkpad_info;
/* Update offset/stride/size if there is VideoMeta attached to
* the buffer */
vmeta = gst_buffer_get_video_meta (buf);
if (vmeta) {
if (GST_VIDEO_INFO_FORMAT (&vinfo) != vmeta->format ||
GST_VIDEO_INFO_WIDTH (&vinfo) != vmeta->width ||
GST_VIDEO_INFO_HEIGHT (&vinfo) != vmeta->height ||
GST_VIDEO_INFO_N_PLANES (&vinfo) != vmeta->n_planes) {
GST_ERROR_OBJECT (thiz, "VideoMeta attached to buffer is not matching"
"the negotiated width/height/format");
return FALSE;
}
for (i = 0; i < GST_VIDEO_INFO_N_PLANES (&vinfo); ++i) {
GST_VIDEO_INFO_PLANE_OFFSET (&vinfo, i) = vmeta->offset[i];
GST_VIDEO_INFO_PLANE_STRIDE (&vinfo, i) = vmeta->stride[i];
}
GST_VIDEO_INFO_SIZE (&vinfo) = gst_buffer_get_size (buf);
}
/* Upstream neither accepted the msdk pool nor the msdk buffer size restrictions.
* Current media-driver and GMMLib will fail due to strict memory size restrictions.
* Ideally, media-driver should accept what ever memory coming from other drivers
* in case of dmabuf-import and this is how the intel-vaapi-driver works.
* For now, in order to avoid any crash we check the buffer size and fallback
* to copy frame method.
*
* See this: https://github.com/intel/media-driver/issues/169
* */
if (GST_VIDEO_INFO_SIZE (&vinfo) <
GST_VIDEO_INFO_SIZE (&thiz->sinkpad_buffer_pool_info))
return FALSE;
mfx_surface = msdk_surface->surface;
msdk_mid = (GstMsdkMemoryID *) mfx_surface->Data.MemId;
/* release the internal memory storage of associated mfxSurface */
gst_msdk_replace_mfx_memid (thiz->context, mfx_surface, VA_INVALID_ID);
/* export dmabuf to vasurface */
if (!gst_msdk_export_dmabuf_to_vasurface (thiz->context, &vinfo, fd,
msdk_mid->surface))
return FALSE;
return TRUE;
}
#endif
static MsdkSurface *
get_msdk_surface_from_input_buffer (GstMsdkVPP * thiz, GstBuffer * inbuf)
{
GstVideoFrame src_frame, out_frame;
MsdkSurface *msdk_surface;
#ifndef _WIN32
GstMemory *mem = NULL;
#endif
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 (if not dmabuf backed) to msdk buffer and
* take a surface from it. */
if (!(msdk_surface =
get_surface_from_pool (thiz, thiz->sinkpad_buffer_pool, NULL)))
goto error;
#ifndef _WIN32
/************ dmabuf-import ************* */
/* if upstream provided a dmabuf backed memory, but not an msdk
* buffer, we could export the dmabuf to underlined vasurface */
mem = gst_buffer_peek_memory (inbuf, 0);
if (gst_is_dmabuf_memory (mem)) {
if (import_dmabuf_to_msdk_surface (thiz, inbuf, msdk_surface))
return msdk_surface;
else
GST_INFO_OBJECT (thiz, "Upstream dmabuf-backed memory is not imported"
"to the msdk surface, fall back to the copy input frame method");
}
#endif
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;
mfxFrameInfo *in_info = NULL;
MsdkSurface *in_surface = NULL;
MsdkSurface *out_surface = NULL;
GstBuffer *outbuf_new = NULL;
gboolean locked_by_others;
gboolean create_new_surface = FALSE;
free_unlocked_msdk_surfaces (thiz);
in_surface = get_msdk_surface_from_input_buffer (thiz, inbuf);
if (!in_surface)
return GST_FLOW_ERROR;
if (!in_surface->surface) {
GST_ERROR_OBJECT (thiz, "mfx surface is NULL for the current input buffer");
free_msdk_surface (in_surface);
return GST_FLOW_ERROR;
}
locked_by_others = ! !in_surface->surface->Data.Locked;
/* always convert timestamp of input surface as msdk timestamp */
if (inbuf->pts == GST_CLOCK_TIME_NONE)
in_surface->surface->Data.TimeStamp = MFX_TIMESTAMP_UNKNOWN;
else
in_surface->surface->Data.TimeStamp =
gst_util_uint64_scale_round (inbuf->pts, 90000, GST_SECOND);
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_OBJECT (thiz, "Failed to get msdk outsurface!");
free_msdk_surface (in_surface);
return GST_FLOW_ERROR;
}
/* update surface crop info (NOTE: msdk min frame size is 2x2) */
in_info = &in_surface->surface->Info;
if ((thiz->crop_left + thiz->crop_right >= in_info->CropW - 1)
|| (thiz->crop_top + thiz->crop_bottom >= in_info->CropH - 1)) {
GST_WARNING_OBJECT (thiz, "ignoring crop... cropping too much!");
} else {
in_info->CropX = thiz->crop_left;
in_info->CropY = thiz->crop_top;
in_info->CropW -= thiz->crop_left + thiz->crop_right;
in_info->CropH -= thiz->crop_top + thiz->crop_bottom;
}
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);
timestamp = out_surface->surface->Data.TimeStamp;
if (status != MFX_WRN_DEVICE_BUSY)
break;
/* If device is busy, wait 1ms and retry, as per MSDK's recommendation */
g_usleep (1000);
}
if (timestamp == MFX_TIMESTAMP_UNKNOWN)
timestamp = GST_CLOCK_TIME_NONE;
else
timestamp = gst_util_uint64_scale_round (timestamp, GST_SECOND, 90000);
if (status == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM)
GST_WARNING_OBJECT (thiz, "VPP returned: %s",
msdk_status_to_string (status));
else 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;
/* Wait for vpp operation to complete, the magic number 300000 below
* is used in MSDK samples
* #define MSDK_VPP_WAIT_INTERVAL 300000
*/
if (sync_point &&
MFXVideoCORE_SyncOperation (session, sync_point,
300000) != MFX_ERR_NONE)
GST_WARNING_OBJECT (thiz, "failed to do sync operation");
/* push new output buffer forward after sync operation */
if (create_new_surface) {
create_new_surface = FALSE;
ret = gst_pad_push (GST_BASE_TRANSFORM_SRC_PAD (trans), outbuf_new);
if (ret != GST_FLOW_OK)
goto error_push_buffer;
}
/* More than one output buffers are generated */
if (status == MFX_ERR_MORE_SURFACE) {
outbuf_new = create_output_buffer (thiz);
GST_BUFFER_TIMESTAMP (outbuf_new) = timestamp;
GST_BUFFER_DURATION (outbuf_new) = thiz->buffer_duration;
if (gst_msdk_is_msdk_buffer (outbuf_new)) {
release_out_surface (thiz, out_surface);
out_surface = g_slice_new0 (MsdkSurface);
out_surface->surface = gst_msdk_get_surface_from_buffer (outbuf_new);
create_new_surface = TRUE;
} else {
GST_ERROR_OBJECT (thiz, "Failed to get msdk outsurface!");
goto vpp_error;
}
} else {
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
GST_BUFFER_DURATION (outbuf) = thiz->buffer_duration;
}
} while (status == MFX_ERR_MORE_SURFACE);
goto transform_end;
vpp_error:
GST_ERROR_OBJECT (thiz, "MSDK Failed to do VPP");
ret = GST_FLOW_ERROR;
goto transform_end;
error_more_data:
GST_WARNING_OBJECT (thiz,
"MSDK Requires additional input for processing, "
"Retruning FLOW_DROPPED since no output buffer was generated");
ret = GST_BASE_TRANSFORM_FLOW_DROPPED;
goto transform_end;
error_push_buffer:
GST_DEBUG_OBJECT (thiz, "failed to push output buffer: %s",
gst_flow_get_name (ret));
transform_end:
release_in_surface (thiz, in_surface, locked_by_others);
release_out_surface (thiz, out_surface);
return ret;
}
static void
gst_msdkvpp_close (GstMsdkVPP * thiz)
{
mfxStatus status;
if (!thiz->context)
return;
if (thiz->use_video_memory) {
gst_msdk_frame_free (thiz->context, &thiz->in_alloc_resp);
gst_msdk_frame_free (thiz->context, &thiz->out_alloc_resp);
}
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, "VPP close failed (%s)",
msdk_status_to_string (status));
}
free_all_msdk_surfaces (thiz);
gst_clear_object (&thiz->context);
memset (&thiz->param, 0, sizeof (thiz->param));
gst_clear_object (&thiz->sinkpad_buffer_pool);
gst_clear_object (&thiz->srcpad_buffer_pool);
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)
{
/* 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);
}
/* Rotation */
if (thiz->rotation != MFX_ANGLE_0) {
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);
}
/* 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);
}
/* 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);
}
/* 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);
}
/* Mirroring */
if (thiz->mirroring != MFX_MIRRORING_DISABLED) {
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);
}
/* 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);
}
/* 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);
}
}
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_base_transform_set_passthrough (GST_BASE_TRANSFORM (thiz), passthrough);
}
static gboolean
gst_msdkvpp_initialize (GstMsdkVPP * thiz)
{
mfxSession session;
mfxStatus status;
mfxFrameAllocRequest *request = &thiz->request[0];
if (!thiz->context) {
GST_WARNING_OBJECT (thiz, "No MSDK Context");
return FALSE;
}
GST_OBJECT_LOCK (thiz);
session = gst_msdk_context_get_session (thiz->context);
/* Close the current session if the session has been initialized,
* otherwise the subsequent function call of MFXVideoVPP_Init() will
* fail
*/
if (thiz->initialized) {
if (thiz->use_video_memory) {
gst_msdk_frame_free (thiz->context, &thiz->in_alloc_resp);
}
MFXVideoVPP_Close (session);
memset (&thiz->param, 0, sizeof (thiz->param));
memset (&thiz->extra_params, 0, sizeof (thiz->extra_params));
thiz->num_extra_params = 0;
}
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;
/* manually set distributed timestamp as frc algorithm
* as it is more resonable for framerate conversion
*/
thiz->frc_algm = MFX_FRCALGM_DISTRIBUTED_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;
/* Enable the required filters */
ensure_filters (thiz);
/* Add extended buffers */
if (thiz->num_extra_params) {
thiz->param.NumExtParam = thiz->num_extra_params;
thiz->param.ExtParam = thiz->extra_params;
}
/* 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));
}
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;
}
thiz->in_num_surfaces = request[0].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));
}
thiz->initialized = TRUE;
GST_OBJECT_UNLOCK (thiz);
return TRUE;
no_vpp:
GST_OBJECT_UNLOCK (thiz);
gst_clear_object (&thiz->context);
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_features_is_equal (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;
if (!sinkpad_info_changed && !srcpad_info_changed && thiz->initialized)
return 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
/* 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;
/* set passthrough according to filter operation change */
gst_msdkvpp_set_passthrough (thiz);
/* Ensure sinkpad buffer pool */
if (thiz->sinkpad_buffer_pool)
gst_object_unref (thiz->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;
}
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 {
/*
* Override mirroring & rotation properties once video-direction
* is set explicitly
*/
if (thiz->flags & GST_MSDK_FLAG_VIDEO_DIRECTION)
gst_msdk_get_mfx_video_orientation_from_video_direction
(thiz->video_direction, &thiz->mirroring, &thiz->rotation);
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;
#ifndef GST_REMOVE_DEPRECATED
case PROP_ROTATION:
thiz->rotation = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_ROTATION;
break;
case PROP_MIRRORING:
thiz->mirroring = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_MIRRORING;
break;
#endif
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_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;
case PROP_VIDEO_DIRECTION:
thiz->video_direction = g_value_get_enum (value);
thiz->flags |= GST_MSDK_FLAG_VIDEO_DIRECTION;
break;
case PROP_CROP_LEFT:
thiz->crop_left = g_value_get_uint (value);
break;
case PROP_CROP_RIGHT:
thiz->crop_right = g_value_get_uint (value);
break;
case PROP_CROP_TOP:
thiz->crop_top = g_value_get_uint (value);
break;
case PROP_CROP_BOTTOM:
thiz->crop_bottom = g_value_get_uint (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;
#ifndef GST_REMOVE_DEPRECATED
case PROP_ROTATION:
g_value_set_enum (value, thiz->rotation);
break;
case PROP_MIRRORING:
g_value_set_enum (value, thiz->mirroring);
break;
#endif
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_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;
case PROP_VIDEO_DIRECTION:
g_value_set_enum (value, thiz->video_direction);
break;
case PROP_CROP_LEFT:
g_value_set_uint (value, thiz->crop_left);
break;
case PROP_CROP_RIGHT:
g_value_set_uint (value, thiz->crop_right);
break;
case PROP_CROP_TOP:
g_value_set_uint (value, thiz->crop_top);
break;
case PROP_CROP_BOTTOM:
g_value_set_uint (value, thiz->crop_bottom);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_msdkvpp_dispose (GObject * object)
{
GstMsdkVPP *thiz = GST_MSDKVPP (object);
gst_clear_object (&thiz->old_context);
G_OBJECT_CLASS (parent_class)->dispose (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->dispose = gst_msdkvpp_dispose;
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);
#ifndef GST_REMOVE_DEPRECATED
obj_properties[PROP_ROTATION] =
g_param_spec_enum ("rotation", "Rotation",
"Rotation Angle (DEPRECATED, use video-direction instead)",
gst_msdkvpp_rotation_get_type (), PROP_ROTATION_DEFAULT,
G_PARAM_DEPRECATED | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_MIRRORING] =
g_param_spec_enum ("mirroring", "Mirroring",
"The Mirroring type (DEPRECATED, use video-direction instead)",
gst_msdkvpp_mirroring_get_type (), PROP_MIRRORING_DEFAULT,
G_PARAM_DEPRECATED | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
#endif
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_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);
/*
* The video-direction to use, expressed as an enum value. See
* #GstVideoOrientationMethod.
*/
obj_properties[PROP_VIDEO_DIRECTION] = g_param_spec_enum ("video-direction",
"Video Direction", "Video direction: rotation and flipping"
#ifndef GST_REMOVE_DEPRECATED
", it will override both mirroring & rotation properties if set explicitly"
#endif
,
GST_TYPE_VIDEO_ORIENTATION_METHOD,
PROP_VIDEO_DIRECTION_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CROP_LEFT] = g_param_spec_uint ("crop-left",
"Crop Left", "Pixels to crop at left",
0, G_MAXUINT16, PROP_CROP_LEFT_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CROP_RIGHT] = g_param_spec_uint ("crop-right",
"Crop Right", "Pixels to crop at right",
0, G_MAXUINT16, PROP_CROP_RIGHT_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CROP_TOP] = g_param_spec_uint ("crop-top",
"Crop Top", "Pixels to crop at top",
0, G_MAXUINT16, PROP_CROP_TOP_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CROP_BOTTOM] = g_param_spec_uint ("crop-bottom",
"Crop Bottom", "Pixels to crop at bottom",
0, G_MAXUINT16, PROP_CROP_BOTTOM_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->initialized = FALSE;
thiz->hardware = PROP_HARDWARE_DEFAULT;
thiz->async_depth = PROP_ASYNC_DEPTH_DEFAULT;
thiz->denoise_factor = PROP_DENOISE_DEFAULT;
#ifndef GST_REMOVE_DEPRECATED
thiz->rotation = PROP_ROTATION_DEFAULT;
thiz->mirroring = PROP_MIRRORING_DEFAULT;
#else
thiz->rotation = MFX_ANGLE_0;
thiz->mirroring = MFX_MIRRORING_DISABLED;
#endif
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->scaling_mode = PROP_SCALING_MODE_DEFAULT;
thiz->keep_aspect = PROP_FORCE_ASPECT_RATIO_DEFAULT;
thiz->frc_algm = PROP_FRC_ALGORITHM_DEFAULT;
thiz->video_direction = PROP_VIDEO_DIRECTION_DEFAULT;
thiz->crop_left = PROP_CROP_LEFT_DEFAULT;
thiz->crop_right = PROP_CROP_RIGHT_DEFAULT;
thiz->crop_top = PROP_CROP_TOP_DEFAULT;
thiz->crop_bottom = PROP_CROP_BOTTOM_DEFAULT;
gst_video_info_init (&thiz->sinkpad_info);
gst_video_info_init (&thiz->srcpad_info);
}
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