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nvdecoder: Add support for CUDA zero-copy in stateless decoder

Browse source 
Wrap mapped decoder output surface using GstCudaMemory and
output without any copy operation. Also, for application to be able to
control the number of zero-copyable output surfaces,
"num-output-surfaces" property is added.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
This commit is contained in:
Seungha Yang 2023-02-08 02:25:35 +09:00 committed by GStreamer Marge Bot
parent a94af552f5
commit 03425bc702
10 changed files with 1459 additions and 524 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

180
subprojects/gst-plugins-bad/sys/nvcodec/gstnvav1dec.cpp
View file

@ -69,6 +69,8 @@ typedef struct _GstNvAV1Dec
guint max_height;
guint bitdepth;
guint8 film_grain_params_present;
guint num_output_surfaces;
} GstNvAV1Dec;
typedef struct _GstNvAV1DecClass
@ -81,14 +83,19 @@ enum
{
PROP_0,
PROP_CUDA_DEVICE_ID,
PROP_NUM_OUTPUT_SURFACES,
};
#define DEFAULT_NUM_OUTPUT_SURFACES 0
static GTypeClass *parent_class = nullptr;
#define GST_NV_AV1_DEC(object) ((GstNvAV1Dec *) (object))
#define GST_NV_AV1_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstNvAV1DecClass))
static void gst_nv_av1_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_nv_av1_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
@ -96,11 +103,14 @@ static void gst_nv_av1_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_nv_av1_dec_open (GstVideoDecoder * decoder);
static gboolean gst_nv_av1_dec_close (GstVideoDecoder * decoder);
static gboolean gst_nv_av1_dec_stop (GstVideoDecoder * decoder);
static gboolean gst_nv_av1_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_nv_av1_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_nv_av1_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_nv_av1_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
static GstFlowReturn gst_nv_av1_dec_new_sequence (GstAV1Decoder * decoder,
const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size);
@ -128,6 +138,7 @@ gst_nv_av1_dec_class_init (GstNvAV1DecClass * klass,
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
GstAV1DecoderClass *av1decoder_class = GST_AV1_DECODER_CLASS (klass);
object_class->set_property = gst_nv_av1_dec_set_property;
object_class->get_property = gst_nv_av1_dec_get_property;
g_object_class_install_property (object_class, PROP_CUDA_DEVICE_ID,
@ -135,6 +146,23 @@ gst_nv_av1_dec_class_init (GstNvAV1DecClass * klass,
"Assigned CUDA device id", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
/**
* GstNvAV1Dec:num-output-surfaces:
*
* The number of output surfaces (0 = auto). This property will be used to
* calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter
* in case of CUDA output mode
*
* Since: 1.24
*/
g_object_class_install_property (object_class, PROP_NUM_OUTPUT_SURFACES,
g_param_spec_uint ("num-output-surfaces", "Num Output Surfaces",
"Maximum number of output surfaces simultaneously mapped in CUDA "
"output mode (0 = auto)",
0, 64, DEFAULT_NUM_OUTPUT_SURFACES,
(GParamFlags) (GST_PARAM_MUTABLE_READY | G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS)));
element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_set_context);
parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
@ -151,10 +179,12 @@ gst_nv_av1_dec_class_init (GstNvAV1DecClass * klass,
decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_close);
decoder_class->stop = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_stop);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_nv_av1_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_sink_event);
av1decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_nv_av1_dec_new_sequence);
@ -183,18 +213,39 @@ gst_nv_av1_dec_class_init (GstNvAV1DecClass * klass,
static void
gst_nv_av1_dec_init (GstNvAV1Dec * self)
{
self->num_output_surfaces = DEFAULT_NUM_OUTPUT_SURFACES;
}
static void
gst_nv_av1_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (object);
switch (prop_id) {
case PROP_NUM_OUTPUT_SURFACES:
self->num_output_surfaces = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_nv_av1_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (object);
GstNvAV1DecClass *klass = GST_NV_AV1_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
case PROP_NUM_OUTPUT_SURFACES:
g_value_set_uint (value, self->num_output_surfaces);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -279,6 +330,20 @@ gst_nv_av1_dec_close (GstVideoDecoder * decoder)
return TRUE;
}
static gboolean
gst_nv_av1_dec_stop (GstVideoDecoder * decoder)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
gboolean ret;
ret = GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
if (self->decoder)
gst_nv_decoder_reset (self->decoder);
return ret;
}
static gboolean
gst_nv_av1_dec_negotiate (GstVideoDecoder * decoder)
{
@ -328,6 +393,29 @@ gst_nv_av1_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_nv_av1_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
if (!self->decoder)
goto done;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
gst_nv_decoder_set_flushing (self->decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
gst_nv_decoder_set_flushing (self->decoder, FALSE);
break;
default:
break;
}
done:
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_nv_av1_dec_new_sequence (GstAV1Decoder * decoder,
const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size)
@ -389,11 +477,13 @@ gst_nv_av1_dec_new_sequence (GstAV1Decoder * decoder,
}
gst_video_info_set_format (&info,
out_format, self->max_width, self->max_height);
out_format, GST_ROUND_UP_2 (self->max_width),
GST_ROUND_UP_2 (self->max_height));
if (!gst_nv_decoder_configure (self->decoder, cudaVideoCodec_AV1,
&info, self->max_width, self->max_height, self->bitdepth,
max_dpb_size, self->film_grain_params_present ? TRUE : FALSE)) {
max_dpb_size, self->film_grain_params_present ? TRUE : FALSE,
self->num_output_surfaces)) {
GST_ERROR_OBJECT (self, "Failed to create decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
@ -412,35 +502,33 @@ gst_nv_av1_dec_new_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstFlowReturn ret;
nv_frame = gst_nv_decoder_new_frame (self->decoder);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "No available decoder frame");
return GST_FLOW_ERROR;
}
ret = gst_nv_decoder_acquire_surface (self->decoder, &surface);
if (ret != GST_FLOW_OK)
return ret;
GST_LOG_OBJECT (self,
"New decoder frame %p (index %d)", nv_frame, nv_frame->index);
"New decoder surface %p (index %d)", surface, surface->index);
gst_av1_picture_set_user_data (picture,
nv_frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
surface, (GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
static GstNvDecoderFrame *
gst_nv_av1_dec_get_decoder_frame_from_picture (GstNvAV1Dec * self,
static GstNvDecSurface *
gst_nv_av1_dec_get_decoder_surface_from_picture (GstNvAV1Dec * self,
GstAV1Picture * picture)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
frame = (GstNvDecoderFrame *) gst_av1_picture_get_user_data (picture);
surface = (GstNvDecSurface *) gst_av1_picture_get_user_data (picture);
if (!surface)
GST_DEBUG_OBJECT (self, "current picture does not have decoder surface");
if (!frame)
GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
return frame;
return surface;
}
static GstAV1Picture *
@ -448,13 +536,13 @@ gst_nv_av1_dec_duplicate_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture)
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstAV1Picture *new_picture;
nv_frame = gst_nv_av1_dec_get_decoder_frame_from_picture (self, picture);
surface = gst_nv_av1_dec_get_decoder_surface_from_picture (self, picture);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "Parent picture does not have decoder frame");
if (!surface) {
GST_ERROR_OBJECT (self, "Parent picture does not have decoder surface");
return nullptr;
}
@ -462,8 +550,8 @@ gst_nv_av1_dec_duplicate_picture (GstAV1Decoder * decoder,
new_picture->frame_hdr = picture->frame_hdr;
gst_av1_picture_set_user_data (new_picture,
gst_nv_decoder_frame_ref (nv_frame),
(GDestroyNotify) gst_nv_decoder_frame_unref);
gst_nv_dec_surface_ref (surface),
(GDestroyNotify) gst_nv_dec_surface_unref);
return new_picture;
}
@ -504,13 +592,13 @@ gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder, GstAV1Picture * picture,
const GstAV1LoopFilterParams *lp = &frame_hdr->loop_filter_params;
const GstAV1LoopRestorationParams *lrp = &frame_hdr->loop_restoration_params;
const GstAV1FilmGrainParams *fgp = &frame_hdr->film_grain_params;
GstNvDecoderFrame *frame;
GstNvDecoderFrame *other_frame;
GstNvDecSurface *surface;
GstNvDecSurface *other_surface;
GstAV1Picture *other_pic;
guint i, j;
frame = gst_nv_av1_dec_get_decoder_frame_from_picture (self, picture);
if (!frame) {
surface = gst_nv_av1_dec_get_decoder_surface_from_picture (self, picture);
if (!surface) {
GST_ERROR_OBJECT (self, "Decoder frame is unavailable");
return GST_FLOW_ERROR;
}
@ -519,13 +607,13 @@ gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder, GstAV1Picture * picture,
params->PicWidthInMbs = GST_ROUND_UP_16 (frame_hdr->frame_width) >> 4;
params->FrameHeightInMbs = GST_ROUND_UP_16 (frame_hdr->frame_height) >> 4;
params->CurrPicIdx = frame->index;
params->CurrPicIdx = surface->index;
params->intra_pic_flag = frame_hdr->frame_is_intra;
av1_params->width = frame_hdr->frame_width;
av1_params->height = frame_hdr->frame_height;
av1_params->frame_offset = frame_hdr->order_hint;
av1_params->decodePicIdx = frame->decode_frame_index;
av1_params->decodePicIdx = surface->decode_frame_index;
/* sequence header */
av1_params->profile = seq_hdr->seq_profile;
@ -675,14 +763,14 @@ gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder, GstAV1Picture * picture,
other_pic = dpb->pic_list[i];
if (other_pic) {
other_frame =
gst_nv_av1_dec_get_decoder_frame_from_picture (self, other_pic);
if (!other_frame) {
other_surface =
gst_nv_av1_dec_get_decoder_surface_from_picture (self, other_pic);
if (!other_surface) {
GST_ERROR_OBJECT (self, "reference frame is unavailable");
return GST_FLOW_ERROR;
}
ref_idx = other_frame->decode_frame_index;
ref_idx = other_surface->decode_frame_index;
}
av1_params->ref_frame_map[i] = ref_idx;
@ -711,10 +799,10 @@ gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder, GstAV1Picture * picture,
other_pic = dpb->pic_list[ref_idx];
if (other_pic) {
other_frame =
gst_nv_av1_dec_get_decoder_frame_from_picture (self, other_pic);
other_surface =
gst_nv_av1_dec_get_decoder_surface_from_picture (self, other_pic);
av1_params->ref_frame[i].index = other_frame->decode_frame_index;
av1_params->ref_frame[i].index = other_surface->decode_frame_index;
av1_params->ref_frame[i].width = other_pic->frame_hdr.frame_width;
av1_params->ref_frame[i].height = other_pic->frame_hdr.frame_height;
} else {
@ -835,7 +923,7 @@ gst_nv_av1_dec_end_picture (GstAV1Decoder * decoder, GstAV1Picture * picture)
params->nNumSlices = self->num_tiles;
params->pSliceDataOffsets = self->tile_offsets;
ret = gst_nv_decoder_decode_picture (self->decoder, params);
ret = gst_nv_decoder_decode (self->decoder, params);
if (!ret) {
GST_ERROR_OBJECT (self, "Failed to decode picture");
@ -851,21 +939,21 @@ gst_nv_av1_dec_output_picture (GstAV1Decoder * decoder,
{
GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstNvDecoderFrame *decoder_frame;
GstNvDecSurface *surface;
GstFlowReturn ret = GST_FLOW_ERROR;
GST_LOG_OBJECT (self, "Outputting picture %p", picture);
decoder_frame = (GstNvDecoderFrame *) gst_av1_picture_get_user_data (picture);
if (!decoder_frame) {
surface = (GstNvDecSurface *) gst_av1_picture_get_user_data (picture);
if (!surface) {
GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
goto error;
}
if (!gst_nv_decoder_finish_frame (self->decoder, vdec, picture->discont_state,
decoder_frame, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to handle output picture");
ret = gst_nv_decoder_finish_surface (self->decoder,
vdec, picture->discont_state, surface, &frame->output_buffer);
if (ret != GST_FLOW_OK)
goto error;
}
gst_av1_picture_unref (picture);
@ -875,7 +963,7 @@ error:
gst_video_decoder_drop_frame (vdec, frame);
gst_av1_picture_unref (picture);
return GST_FLOW_ERROR;
return ret;
}
static guint

513
subprojects/gst-plugins-bad/sys/nvcodec/gstnvdecobject.cpp Normal file
View file

@ -0,0 +1,513 @@
/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstnvdecobject.h"
#include <vector>
#include <mutex>
#include <condition_variable>
#include <map>
#include <memory>
#include <string.h>
#include <algorithm>
extern "C"
{
GST_DEBUG_CATEGORY_EXTERN (gst_nv_decoder_debug);
}
#define GST_CAT_DEFAULT gst_nv_decoder_debug
GST_DEFINE_MINI_OBJECT_TYPE (GstNvDecSurface, gst_nv_dec_surface);
static GstNvDecSurface *gst_nv_dec_surface_new (void);
/* *INDENT-OFF* */
struct GstNvDecOutput
{
GstNvDecObject *self = nullptr;
CUdeviceptr devptr = 0;
};
struct GstNvDecObjectPrivate
{
std::vector < GstNvDecSurface * >surface_queue;
std::map < CUdeviceptr, GstMemory *> output_map;
std::map < CUdeviceptr, GstMemory *> free_output_map;
std::mutex lock;
std::condition_variable cond;
};
/* *INDENT-ON* */
struct _GstNvDecObject
{
GstObject parent;
GstNvDecObjectPrivate *priv;
CUvideodecoder handle;
CUVIDDECODECREATEINFO create_info;
GstVideoInfo video_info;
GstCudaContext *context;
gboolean flushing;
guint pool_size;
guint num_mapped;
gboolean alloc_aux_frame;
};
static void gst_nv_dec_object_finalize (GObject * object);
#define gst_nv_dec_object_parent_class parent_class
G_DEFINE_TYPE (GstNvDecObject, gst_nv_dec_object, GST_TYPE_OBJECT);
static void
gst_nv_dec_object_class_init (GstNvDecObjectClass * klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gst_nv_dec_object_finalize;
}
static void
gst_nv_dec_object_init (GstNvDecObject * self)
{
self->priv = new GstNvDecObjectPrivate ();
}
static void
gst_nv_dec_object_finalize (GObject * object)
{
GstNvDecObject *self = GST_NV_DEC_OBJECT (object);
GstNvDecObjectPrivate *priv = self->priv;
GST_DEBUG_OBJECT (self, "Finalize");
gst_cuda_context_push (self->context);
/* *INDENT-OFF* */
for (auto it : priv->surface_queue)
gst_nv_dec_surface_unref (it);
/* *INDENT-OFF* */
for (auto it : priv->free_output_map)
gst_memory_unref (it.second);
/* *INDENT-ON* */
delete self->priv;
CuvidDestroyDecoder (self->handle);
gst_cuda_context_pop (nullptr);
gst_object_unref (self->context);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GstNvDecObject *
gst_nv_dec_object_new (GstCudaContext * context,
CUVIDDECODECREATEINFO * create_info, const GstVideoInfo * video_info,
gboolean alloc_aux_frame)
{
GstNvDecObject *self;
CUresult ret;
CUvideodecoder handle = nullptr;
guint pool_size;
if (!gst_cuda_context_push (context)) {
GST_ERROR_OBJECT (context, "Failed to push context");
return nullptr;
}
ret = CuvidCreateDecoder (&handle, create_info);
gst_cuda_context_pop (nullptr);
if (!gst_cuda_result (ret)) {
GST_ERROR_OBJECT (context, "Could not create decoder instance");
return nullptr;
}
pool_size = create_info->ulNumDecodeSurfaces;
if (alloc_aux_frame)
pool_size /= 2;
self = (GstNvDecObject *)
g_object_new (GST_TYPE_NV_DEC_OBJECT, nullptr);
gst_object_ref_sink (self);
self->context = (GstCudaContext *) gst_object_ref (context);
self->handle = handle;
self->create_info = *create_info;
self->video_info = *video_info;
self->pool_size = pool_size;
for (guint i = 0; i < pool_size; i++) {
GstNvDecSurface *surf = gst_nv_dec_surface_new ();
surf->index = i;
/* [0, pool_size - 1]: output picture
* [pool_size, pool_size * 2 - 1]: decoder output without film-grain,
* used for reference picture */
if (alloc_aux_frame)
surf->decode_frame_index = i + pool_size;
else
surf->decode_frame_index = i;
self->priv->surface_queue.push_back (surf);
}
return self;
}
void
gst_nv_dec_object_set_flushing (GstNvDecObject * object, gboolean flushing)
{
GstNvDecObjectPrivate *priv = object->priv;
std::lock_guard < std::mutex > lk (priv->lock);
object->flushing = flushing;
priv->cond.notify_all ();
}
static gboolean
gst_nv_dec_object_unmap_surface_unlocked (GstNvDecObject * self,
GstNvDecSurface * surface)
{
gboolean ret = TRUE;
if (!gst_cuda_result (CuvidUnmapVideoFrame (self->handle, surface->devptr))) {
GST_ERROR_OBJECT (self, "Couldn't unmap surface %d", surface->index);
ret = FALSE;
} else {
surface->devptr = 0;
self->num_mapped--;
GST_LOG_OBJECT (self, "Surface %d is unmapped, num-mapped %d",
surface->index, self->num_mapped);
}
self->priv->cond.notify_all ();
return ret;
}
GstFlowReturn
gst_nv_dec_object_acquire_surface (GstNvDecObject * object,
GstNvDecSurface ** surface)
{
GstNvDecObjectPrivate *priv = object->priv;
GstNvDecSurface *surf = nullptr;
std::unique_lock < std::mutex > lk (priv->lock);
do {
if (object->flushing) {
GST_DEBUG_OBJECT (object, "We are flushing");
return GST_FLOW_FLUSHING;
}
if (!priv->surface_queue.empty ()) {
surf = priv->surface_queue[0];
priv->surface_queue.erase (priv->surface_queue.begin ());
break;
}
GST_LOG_OBJECT (object, "No available surface, waiting for release");
priv->cond.wait (lk);
} while (true);
g_assert (surf);
g_assert (!surf->object);
surf->object = (GstNvDecObject *) gst_object_ref (object);
*surface = surf;
return GST_FLOW_OK;
}
gboolean
gst_nv_dec_object_decode (GstNvDecObject * object, CUVIDPICPARAMS * params)
{
gboolean ret = TRUE;
GST_LOG_OBJECT (object, "picture index: %u", params->CurrPicIdx);
if (!gst_cuda_context_push (object->context)) {
GST_ERROR_OBJECT (object, "Failed to push CUDA context");
return FALSE;
}
if (!gst_cuda_result (CuvidDecodePicture (object->handle, params))) {
GST_ERROR_OBJECT (object, "Failed to decode picture");
ret = FALSE;
}
if (!gst_cuda_context_pop (nullptr))
GST_WARNING_OBJECT (object, "Failed to pop CUDA context");
return ret;
}
GstFlowReturn
gst_nv_dec_object_map_surface (GstNvDecObject * object,
GstNvDecSurface * surface, GstCudaStream * stream)
{
GstNvDecObjectPrivate *priv = object->priv;
if (surface->devptr) {
GST_ERROR_OBJECT (object, "Mapped Surface %d was not cleared",
surface->index);
return GST_FLOW_ERROR;
}
std::unique_lock < std::mutex > lk (priv->lock);
do {
if (object->flushing) {
GST_DEBUG_OBJECT (object, "We are flushing");
return GST_FLOW_FLUSHING;
}
if (object->num_mapped < (guint) object->create_info.ulNumOutputSurfaces) {
CUVIDPROCPARAMS params = { 0 };
params.progressive_frame = 1;
params.output_stream = gst_cuda_stream_get_handle (stream);
if (!gst_cuda_result (CuvidMapVideoFrame (object->handle, surface->index,
&surface->devptr, &surface->pitch, &params))) {
GST_ERROR_OBJECT (object, "Couldn't map picture");
return GST_FLOW_ERROR;
}
object->num_mapped++;
GST_LOG_OBJECT (object, "Surface %d is mapped, num-mapped %d",
surface->index, object->num_mapped);
break;
}
GST_LOG_OBJECT (object, "No available output surface, waiting for release");
priv->cond.wait (lk);
} while (true);
return GST_FLOW_OK;
}
gboolean
gst_nv_dec_object_unmap_surface (GstNvDecObject * object,
GstNvDecSurface * surface)
{
GstNvDecObjectPrivate *priv = object->priv;
std::lock_guard < std::mutex > lk (priv->lock);
return gst_nv_dec_object_unmap_surface_unlocked (object, surface);
}
static gboolean
gst_nv_dec_output_release (GstCudaMemory * mem)
{
GstNvDecOutput *output = (GstNvDecOutput *)
gst_cuda_memory_get_user_data (mem);
GstNvDecObject *self = output->self;
GstNvDecObjectPrivate *priv = self->priv;
GST_LOG_OBJECT (self, "Release memory %p", mem);
gst_memory_ref (GST_MEMORY_CAST (mem));
GST_MINI_OBJECT_CAST (mem)->dispose = nullptr;
output->self = nullptr;
{
std::lock_guard < std::mutex > lk (priv->lock);
self->num_mapped--;
gst_cuda_context_push (self->context);
if (!gst_cuda_result (CuvidUnmapVideoFrame (self->handle, output->devptr))) {
GST_ERROR_OBJECT (self, "Couldn't unmap frame");
} else {
GST_LOG_OBJECT (self, "Exported surface is freed, num-mapped %d",
self->num_mapped);
}
gst_cuda_context_pop (nullptr);
priv->free_output_map[output->devptr] = GST_MEMORY_CAST (mem);
priv->cond.notify_all ();
}
gst_object_unref (self);
return FALSE;
}
static void
gst_nv_dec_output_free (GstNvDecOutput * output)
{
delete output;
}
GstFlowReturn
gst_nv_dec_object_export_surface (GstNvDecObject * object,
GstNvDecSurface * surface, GstCudaStream * stream, GstMemory ** memory)
{
GstNvDecObjectPrivate *priv = object->priv;
GstVideoInfo info;
gsize offset;
GstMemory *mem = nullptr;
GstNvDecOutput *output;
if (!surface->devptr) {
GST_ERROR_OBJECT (object, "Surface %d is not mapped", surface->index);
return GST_FLOW_ERROR;
}
GST_LOG_OBJECT (object, "Exporting surface %d", surface->index);
offset = surface->pitch * object->create_info.ulTargetHeight;
info = object->video_info;
switch (GST_VIDEO_INFO_FORMAT (&info)) {
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_P010_10LE:
case GST_VIDEO_FORMAT_P016_LE:
info.stride[0] = surface->pitch;
info.stride[1] = surface->pitch;
info.offset[0] = 0;
info.offset[1] = offset;
info.size = offset + offset / 2;
break;
case GST_VIDEO_FORMAT_Y444:
case GST_VIDEO_FORMAT_Y444_16LE:
info.stride[0] = surface->pitch;
info.stride[1] = surface->pitch;
info.stride[2] = surface->pitch;
info.offset[0] = 0;
info.offset[1] = offset;
info.offset[2] = offset * 2;
info.size = offset * 3;
break;
default:
GST_ERROR_OBJECT (object, "Unexpected format %s",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&info)));
return GST_FLOW_ERROR;
}
std::unique_lock < std::mutex > lk (priv->lock);
auto output_iter = priv->output_map.find (surface->devptr);
if (output_iter != priv->output_map.end ())
mem = output_iter->second;
if (mem) {
do {
if (object->flushing) {
GST_DEBUG_OBJECT (object, "We are flushing");
return GST_FLOW_FLUSHING;
}
auto iter = priv->free_output_map.find (surface->devptr);
if (iter != priv->free_output_map.end ()) {
priv->free_output_map.erase (iter);
break;
}
GST_LOG_OBJECT (object, "Waiting for output release");
priv->cond.wait (lk);
} while (true);
}
if (!mem) {
output = new GstNvDecOutput ();
output->devptr = surface->devptr;
GST_LOG_OBJECT (object, "New output, allocating memory");
mem = gst_cuda_allocator_alloc_wrapped (nullptr, object->context,
stream, &info, output->devptr, output,
(GDestroyNotify) gst_nv_dec_output_free);
priv->output_map[output->devptr] = mem;
} else {
GST_LOG_OBJECT (object, "Reuse memory");
}
GST_MINI_OBJECT_CAST (mem)->dispose =
(GstMiniObjectDisposeFunction) gst_nv_dec_output_release;
output = (GstNvDecOutput *)
gst_cuda_memory_get_user_data (GST_CUDA_MEMORY_CAST (mem));
g_assert (!output->self);
output->self = (GstNvDecObject *) gst_object_ref (object);
surface->devptr = 0;
*memory = mem;
return GST_FLOW_OK;
}
static gboolean
gst_nv_dec_surface_dispose (GstNvDecSurface * surf)
{
GstNvDecObject *object;
GstNvDecObjectPrivate *priv;
if (!surf->object)
return TRUE;
object = (GstNvDecObject *) g_steal_pointer (&surf->object);
priv = object->priv;
/* Back to surface queue */
gst_nv_dec_surface_ref (surf);
/* *INDENT-OFF* */
{
std::lock_guard < std::mutex > lk (priv->lock);
/* Keep sorted order */
priv->surface_queue.insert (
std::upper_bound (priv->surface_queue.begin (),
priv->surface_queue.end(), surf,
[] (const GstNvDecSurface * a, const GstNvDecSurface * b)
{
return a->index < b->index;
}), surf);
priv->cond.notify_all ();
}
/* *INDENT-ON* */
gst_object_unref (object);
return FALSE;
}
static GstNvDecSurface *
gst_nv_dec_surface_new (void)
{
GstNvDecSurface *surf = g_new0 (GstNvDecSurface, 1);
gst_mini_object_init (GST_MINI_OBJECT_CAST (surf),
0, GST_TYPE_NV_DEC_SURFACE, nullptr,
(GstMiniObjectDisposeFunction) gst_nv_dec_surface_dispose,
(GstMiniObjectFreeFunction) g_free);
return surf;
}

91
subprojects/gst-plugins-bad/sys/nvcodec/gstnvdecobject.h Normal file
View file

@ -0,0 +1,91 @@
/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/cuda/gstcuda.h>
#include "gstcuvidloader.h"
G_BEGIN_DECLS
#define GST_TYPE_NV_DEC_OBJECT (gst_nv_dec_object_get_type())
G_DECLARE_FINAL_TYPE (GstNvDecObject,
gst_nv_dec_object, GST, NV_DEC_OBJECT, GstObject);
#define GST_TYPE_NV_DEC_SURFACE (gst_nv_dec_surface_get_type())
typedef struct _GstNvDecSurface GstNvDecSurface;
struct _GstNvDecSurface
{
GstMiniObject parent;
GstNvDecObject *object;
gint index;
gint decode_frame_index;
CUdeviceptr devptr;
guint pitch;
};
GstNvDecObject * gst_nv_dec_object_new (GstCudaContext * context,
CUVIDDECODECREATEINFO * create_info,
const GstVideoInfo * video_info,
gboolean alloc_aux_frame);
void gst_nv_dec_object_set_flushing (GstNvDecObject * object,
gboolean flushing);
GstFlowReturn gst_nv_dec_object_acquire_surface (GstNvDecObject * object,
GstNvDecSurface ** surface);
gboolean gst_nv_dec_object_decode (GstNvDecObject * object,
CUVIDPICPARAMS * params);
GstFlowReturn gst_nv_dec_object_map_surface (GstNvDecObject * object,
GstNvDecSurface * surface,
GstCudaStream * stream);
gboolean gst_nv_dec_object_unmap_surface (GstNvDecObject * object,
GstNvDecSurface * surface);
GstFlowReturn gst_nv_dec_object_export_surface (GstNvDecObject * object,
GstNvDecSurface * surface,
GstCudaStream * stream,
GstMemory ** memory);
GType gst_nv_dec_surface_get_type (void);
static inline GstNvDecSurface *
gst_nv_dec_surface_ref (GstNvDecSurface * surface)
{
return (GstNvDecSurface *)
gst_mini_object_ref (GST_MINI_OBJECT_CAST (surface));
}
static inline void
gst_nv_dec_surface_unref (GstNvDecSurface * surface)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (surface));
}
G_END_DECLS

484
subprojects/gst-plugins-bad/sys/nvcodec/gstnvdecoder.cpp
View file

@ -67,11 +67,6 @@ extern "C"
#define SUPPORTED_GL_APIS (GstGLAPI) (GST_GL_API_OPENGL | GST_GL_API_OPENGL3)
#endif
typedef struct _GstNvDecoderFrameInfo
{
gboolean available;
} GstNvDecoderFrameInfo;
typedef enum
{
GST_NV_DECODER_OUTPUT_TYPE_SYSTEM = 0,
@ -83,18 +78,21 @@ typedef enum
struct _GstNvDecoder
{
GstObject parent;
GstNvDecObject *object;
GstCudaContext *context;
GstCudaStream *stream;
CUvideodecoder decoder_handle;
GstNvDecoderFrameInfo *frame_pool;
guint pool_size;
gboolean alloc_aux_frame;
GstVideoInfo info;
GstVideoInfo coded_info;
CUVIDDECODECREATEINFO create_info;
gboolean alloc_aux_frame;
gboolean configured;
guint downstream_min_buffers;
guint num_output_surfaces;
GMutex lock;
/* For OpenGL interop. */
GstObject *gl_display;
@ -105,7 +103,8 @@ struct _GstNvDecoder
};
static void gst_nv_decoder_dispose (GObject * object);
static void gst_nv_decoder_reset (GstNvDecoder * self);
static void gst_nv_decoder_finalize (GObject * object);
static void gst_nv_decoder_reset_unlocked (GstNvDecoder * self);
#define parent_class gst_nv_decoder_parent_class
G_DEFINE_TYPE (GstNvDecoder, gst_nv_decoder, GST_TYPE_OBJECT);
@ -116,11 +115,13 @@ gst_nv_decoder_class_init (GstNvDecoderClass * klass)
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->dispose = gst_nv_decoder_dispose;
gobject_class->finalize = gst_nv_decoder_finalize;
}
static void
gst_nv_decoder_init (GstNvDecoder * self)
{
g_mutex_init (&self->lock);
}
static void
@ -128,7 +129,7 @@ gst_nv_decoder_dispose (GObject * object)
{
GstNvDecoder *self = GST_NV_DECODER (object);
gst_nv_decoder_reset (self);
gst_nv_decoder_reset_unlocked (self);
gst_clear_cuda_stream (&self->stream);
gst_clear_object (&self->context);
@ -139,6 +140,16 @@ gst_nv_decoder_dispose (GObject * object)
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_nv_decoder_finalize (GObject * object)
{
GstNvDecoder *self = GST_NV_DECODER (object);
g_mutex_clear (&self->lock);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static cudaVideoChromaFormat
chroma_format_from_video_format (GstVideoFormat format)
{
@ -185,19 +196,6 @@ output_format_from_video_format (GstVideoFormat format)
return cudaVideoSurfaceFormat_NV12;
}
static gboolean
gst_nv_decoder_prepare_frame_pool (GstNvDecoder * self, guint pool_size)
{
self->frame_pool = g_new (GstNvDecoderFrameInfo, pool_size);
for (guint i = 0; i < pool_size; i++)
self->frame_pool[i].available = TRUE;
self->pool_size = pool_size;
return TRUE;
}
GstNvDecoder *
gst_nv_decoder_new (GstCudaContext * context)
{
@ -227,29 +225,27 @@ gst_nv_decoder_is_configured (GstNvDecoder * decoder)
}
static void
gst_nv_decoder_reset (GstNvDecoder * self)
gst_nv_decoder_reset_unlocked (GstNvDecoder * self)
{
g_clear_pointer (&self->frame_pool, g_free);
if (self->object)
gst_nv_dec_object_set_flushing (self->object, TRUE);
if (self->decoder_handle) {
gst_cuda_context_push (self->context);
CuvidDestroyDecoder (self->decoder_handle);
gst_cuda_context_pop (nullptr);
self->decoder_handle = nullptr;
}
gst_clear_object (&self->object);
self->output_type = GST_NV_DECODER_OUTPUT_TYPE_SYSTEM;
self->configured = FALSE;
self->downstream_min_buffers = 0;
self->num_output_surfaces = 0;
}
gboolean
gst_nv_decoder_configure (GstNvDecoder * decoder, cudaVideoCodec codec,
GstVideoInfo * info, gint coded_width, gint coded_height,
guint coded_bitdepth, guint pool_size, gboolean alloc_aux_frame)
guint coded_bitdepth, guint pool_size, gboolean alloc_aux_frame,
guint num_output_surfaces)
{
CUVIDDECODECREATEINFO create_info = { 0, };
GstVideoFormat format;
gboolean ret;
guint alloc_size;
g_return_val_if_fail (GST_IS_NV_DECODER (decoder), FALSE);
@ -260,7 +256,9 @@ gst_nv_decoder_configure (GstNvDecoder * decoder, cudaVideoCodec codec,
g_return_val_if_fail (coded_bitdepth >= 8, FALSE);
g_return_val_if_fail (pool_size > 0, FALSE);
gst_nv_decoder_reset (decoder);
g_mutex_lock (&decoder->lock);
gst_nv_decoder_reset_unlocked (decoder);
g_mutex_unlock (&decoder->lock);
decoder->info = *info;
gst_video_info_set_format (&decoder->coded_info, GST_VIDEO_INFO_FORMAT (info),
@ -273,15 +271,15 @@ gst_nv_decoder_configure (GstNvDecoder * decoder, cudaVideoCodec codec,
/* Need pool size * 2 for decode-only (used for reference) frame
* and output frame, AV1 film grain case for example */
decoder->alloc_aux_frame = alloc_aux_frame;
if (alloc_aux_frame) {
alloc_size = pool_size * 2;
} else {
alloc_size = pool_size;
}
decoder->alloc_aux_frame = alloc_aux_frame;
decoder->num_output_surfaces = num_output_surfaces;
/* FIXME: check aligned resolution or actual coded resolution */
create_info.ulWidth = GST_VIDEO_INFO_WIDTH (&decoder->coded_info);
create_info.ulHeight = GST_VIDEO_INFO_HEIGHT (&decoder->coded_info);
create_info.ulNumDecodeSurfaces = alloc_size;
@ -300,7 +298,7 @@ gst_nv_decoder_configure (GstNvDecoder * decoder, cudaVideoCodec codec,
create_info.ulTargetWidth = GST_VIDEO_INFO_WIDTH (info);
create_info.ulTargetHeight = GST_VIDEO_INFO_HEIGHT (info);
/* we always copy decoded picture to output buffer */
/* Will be updated on negotiate() */
create_info.ulNumOutputSurfaces = 1;
create_info.target_rect.left = 0;
@ -308,191 +306,56 @@ gst_nv_decoder_configure (GstNvDecoder * decoder, cudaVideoCodec codec,
create_info.target_rect.right = GST_VIDEO_INFO_WIDTH (info);
create_info.target_rect.bottom = GST_VIDEO_INFO_HEIGHT (info);
if (!gst_cuda_context_push (decoder->context)) {
GST_ERROR_OBJECT (decoder, "Failed to lock CUDA context");
return FALSE;
}
ret = gst_cuda_result (CuvidCreateDecoder (&decoder->decoder_handle,
&create_info));
gst_cuda_context_pop (nullptr);
if (!ret) {
GST_ERROR_OBJECT (decoder, "Cannot create decoder instance");
return FALSE;
}
if (!gst_nv_decoder_prepare_frame_pool (decoder, pool_size)) {
GST_ERROR_OBJECT (decoder, "Cannot prepare internal surface buffer pool");
gst_nv_decoder_reset (decoder);
return FALSE;
}
decoder->create_info = create_info;
decoder->configured = TRUE;
return TRUE;
}
GstNvDecoderFrame *
gst_nv_decoder_new_frame (GstNvDecoder * decoder)
GstFlowReturn
gst_nv_decoder_acquire_surface (GstNvDecoder * decoder,
GstNvDecSurface ** surface)
{
GstNvDecoderFrame *frame;
gint index_to_use = -1;
g_return_val_if_fail (GST_IS_NV_DECODER (decoder), GST_FLOW_ERROR);
g_return_val_if_fail (GST_IS_NV_DECODER (decoder), nullptr);
for (guint i = 0; i < decoder->pool_size; i++) {
if (decoder->frame_pool[i].available) {
decoder->frame_pool[i].available = FALSE;
index_to_use = (gint) i;
break;
}
}
if (index_to_use < 0) {
GST_ERROR_OBJECT (decoder, "No available frame");
return nullptr;
}
frame = g_new0 (GstNvDecoderFrame, 1);
frame->index = index_to_use;
frame->decode_frame_index = index_to_use;
frame->decoder = (GstNvDecoder *) gst_object_ref (decoder);
frame->ref_count = 1;
if (decoder->alloc_aux_frame) {
/* [0, pool_size - 1]: output picture
* [pool_size, pool_size * 2 - 1]: decoder output without film-grain,
* used for reference picture */
frame->decode_frame_index = index_to_use + decoder->pool_size;
}
GST_LOG_OBJECT (decoder, "New frame %p (index %d)", frame, frame->index);
return frame;
}
/* must be called with gst_cuda_context_push */
static gboolean
gst_nv_decoder_frame_map (GstNvDecoderFrame * frame, GstCudaStream * stream)
{
GstNvDecoder *self;
CUVIDPROCPARAMS params = { 0 };
g_return_val_if_fail (frame != nullptr, FALSE);
g_return_val_if_fail (frame->index >= 0, FALSE);
g_return_val_if_fail (GST_IS_NV_DECODER (frame->decoder), FALSE);
self = frame->decoder;
/* TODO: check interlaced */
params.progressive_frame = 1;
params.output_stream = gst_cuda_stream_get_handle (stream);
if (frame->mapped) {
GST_WARNING_OBJECT (self, "Frame %p is mapped already", frame);
return TRUE;
}
if (!gst_cuda_result (CuvidMapVideoFrame (self->decoder_handle,
frame->index, &frame->devptr, &frame->pitch, &params))) {
GST_ERROR_OBJECT (self, "Cannot map picture");
return FALSE;
}
frame->mapped = TRUE;
return TRUE;
}
/* must be called with gst_cuda_context_push */
static void
gst_nv_decoder_frame_unmap (GstNvDecoderFrame * frame)
{
GstNvDecoder *self;
g_return_if_fail (frame != nullptr);
g_return_if_fail (frame->index >= 0);
g_return_if_fail (GST_IS_NV_DECODER (frame->decoder));
self = frame->decoder;
if (!frame->mapped) {
GST_WARNING_OBJECT (self, "Frame %p is not mapped", frame);
return;
}
if (!gst_cuda_result (CuvidUnmapVideoFrame (self->decoder_handle,
frame->devptr))) {
GST_ERROR_OBJECT (self, "Cannot unmap picture");
}
frame->mapped = FALSE;
}
GstNvDecoderFrame *
gst_nv_decoder_frame_ref (GstNvDecoderFrame * frame)
{
g_assert (frame != nullptr);
g_atomic_int_add (&frame->ref_count, 1);
return frame;
}
void
gst_nv_decoder_frame_unref (GstNvDecoderFrame * frame)
{
GstNvDecoder *self;
g_assert (frame != nullptr);
if (g_atomic_int_dec_and_test (&frame->ref_count)) {
GST_LOG ("Free frame %p (index %d)", frame, frame->index);
if (frame->decoder) {
self = frame->decoder;
if (frame->mapped && gst_cuda_context_push (self->context)) {
gst_nv_decoder_frame_unmap (frame);
gst_cuda_context_pop (nullptr);
}
if ((guint) frame->index < self->pool_size) {
self->frame_pool[frame->index].available = TRUE;
if (!decoder->object) {
if (decoder->output_type == GST_NV_DECODER_OUTPUT_TYPE_CUDA) {
if (decoder->num_output_surfaces == 0 ||
decoder->num_output_surfaces < decoder->downstream_min_buffers) {
/* Auto mode or user specified num-output-surfaces value is too small */
decoder->create_info.ulNumOutputSurfaces =
decoder->downstream_min_buffers + 2;
} else {
GST_WARNING_OBJECT (self,
"Frame %p has invalid index %d", frame, frame->index);
/* Otherwise use user provided value */
decoder->create_info.ulNumOutputSurfaces = decoder->num_output_surfaces;
}
gst_object_unref (self);
GST_INFO_OBJECT (decoder, "Updating ulNumOutputSurfaces to %u, "
"user requested %u, min-downstream %u",
(guint) decoder->create_info.ulNumOutputSurfaces,
decoder->num_output_surfaces, decoder->downstream_min_buffers);
}
g_free (frame);
g_mutex_lock (&decoder->lock);
decoder->object = gst_nv_dec_object_new (decoder->context,
&decoder->create_info, &decoder->info, decoder->alloc_aux_frame);
g_mutex_unlock (&decoder->lock);
if (!decoder->object) {
GST_ERROR_OBJECT (decoder, "Couldn't create decoder object");
return GST_FLOW_ERROR;
}
}
return gst_nv_dec_object_acquire_surface (decoder->object, surface);
}
gboolean
gst_nv_decoder_decode_picture (GstNvDecoder * decoder, CUVIDPICPARAMS * params)
gst_nv_decoder_decode (GstNvDecoder * decoder, CUVIDPICPARAMS * params)
{
GstCudaContext *ctx = decoder->context;
gboolean ret = TRUE;
g_return_val_if_fail (GST_IS_NV_DECODER (decoder), FALSE);
g_return_val_if_fail (decoder->object != nullptr, FALSE);
GST_LOG_OBJECT (decoder, "picture index: %u", params->CurrPicIdx);
if (!gst_cuda_context_push (ctx)) {
GST_ERROR_OBJECT (decoder, "Failed to push CUDA context");
return FALSE;
}
if (!gst_cuda_result (CuvidDecodePicture (decoder->decoder_handle, params))) {
GST_ERROR_OBJECT (decoder, "Failed to decode picture");
ret = FALSE;
}
if (!gst_cuda_context_pop (nullptr)) {
GST_WARNING_OBJECT (decoder, "Failed to pop CUDA context");
}
return ret;
return gst_nv_dec_object_decode (decoder->object, params);
}
#ifdef HAVE_NVCODEC_GST_GL
@ -580,7 +443,7 @@ typedef struct
{
GstNvDecoder *self;
gboolean ret;
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
GstBuffer *output_buffer;
} GstNvDecoderCopyToGLData;
@ -589,7 +452,7 @@ gst_nv_decoder_copy_frame_to_gl_internal (GstGLContext * context,
GstNvDecoderCopyToGLData * data)
{
GstNvDecoder *self = data->self;
GstNvDecoderFrame *frame = data->frame;
GstNvDecSurface *surface = data->surface;
GstCudaGraphicsResource **resources;
guint num_resources;
guint i;
@ -602,6 +465,12 @@ gst_nv_decoder_copy_frame_to_gl_internal (GstGLContext * context,
num_resources = gst_buffer_n_memory (data->output_buffer);
resources = g_newa (GstCudaGraphicsResource *, num_resources);
if (!gst_cuda_context_push (self->context)) {
GST_WARNING_OBJECT (self, "Failed to push CUDA context");
data->ret = FALSE;
return;
}
for (i = 0; i < num_resources; i++) {
GstMemory *mem;
@ -618,14 +487,8 @@ gst_nv_decoder_copy_frame_to_gl_internal (GstGLContext * context,
GST_MINI_OBJECT_FLAG_SET (mem, GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD);
}
if (!gst_cuda_context_push (self->context)) {
GST_WARNING_OBJECT (self, "Failed to push CUDA context");
data->ret = FALSE;
return;
}
copy_params.srcMemoryType = CU_MEMORYTYPE_DEVICE;
copy_params.srcPitch = frame->pitch;
copy_params.srcPitch = surface->pitch;
copy_params.dstMemoryType = CU_MEMORYTYPE_DEVICE;
for (i = 0; i < num_resources; i++) {
@ -652,8 +515,8 @@ gst_nv_decoder_copy_frame_to_gl_internal (GstGLContext * context,
copy_params.WidthInBytes = GST_VIDEO_INFO_COMP_WIDTH (info, i)
* GST_VIDEO_INFO_COMP_PSTRIDE (info, i);
copy_params.srcDevice = frame->devptr +
(i * frame->pitch * GST_VIDEO_INFO_HEIGHT (&self->info));
copy_params.srcDevice = surface->devptr +
(i * surface->pitch * GST_VIDEO_INFO_HEIGHT (&self->info));
copy_params.dstDevice = dst_ptr;
copy_params.Height = GST_VIDEO_INFO_COMP_HEIGHT (info, i);
@ -676,12 +539,12 @@ unmap_video_frame:
static gboolean
gst_nv_decoder_copy_frame_to_gl (GstNvDecoder * decoder,
GstGLContext * context, GstNvDecoderFrame * frame, GstBuffer * buffer)
GstGLContext * context, GstNvDecSurface * surface, GstBuffer * buffer)
{
GstNvDecoderCopyToGLData data;
data.self = decoder;
data.frame = frame;
data.surface = surface;
data.output_buffer = buffer;
gst_gl_context_thread_add (context,
@ -695,7 +558,7 @@ gst_nv_decoder_copy_frame_to_gl (GstNvDecoder * decoder,
static gboolean
gst_nv_decoder_copy_frame_to_system (GstNvDecoder * decoder,
GstNvDecoderFrame * frame, GstBuffer * buffer)
GstNvDecSurface * surface, GstBuffer * buffer)
{
GstVideoFrame video_frame;
CUDA_MEMCPY2D copy_params = { 0, };
@ -708,21 +571,15 @@ gst_nv_decoder_copy_frame_to_system (GstNvDecoder * decoder,
return FALSE;
}
if (!gst_cuda_context_push (decoder->context)) {
GST_ERROR_OBJECT (decoder, "Failed to push CUDA context");
gst_video_frame_unmap (&video_frame);
return FALSE;
}
copy_params.srcMemoryType = CU_MEMORYTYPE_DEVICE;
copy_params.srcPitch = frame->pitch;
copy_params.srcPitch = surface->pitch;
copy_params.dstMemoryType = CU_MEMORYTYPE_HOST;
copy_params.WidthInBytes = GST_VIDEO_INFO_COMP_WIDTH (&decoder->info, 0)
* GST_VIDEO_INFO_COMP_PSTRIDE (&decoder->info, 0);
for (guint i = 0; i < GST_VIDEO_FRAME_N_PLANES (&video_frame); i++) {
copy_params.srcDevice = frame->devptr +
(i * frame->pitch * GST_VIDEO_INFO_HEIGHT (&decoder->info));
copy_params.srcDevice = surface->devptr +
(i * surface->pitch * GST_VIDEO_INFO_HEIGHT (&decoder->info));
copy_params.dstHost = GST_VIDEO_FRAME_PLANE_DATA (&video_frame, i);
copy_params.dstPitch = GST_VIDEO_FRAME_PLANE_STRIDE (&video_frame, i);
copy_params.Height = GST_VIDEO_FRAME_COMP_HEIGHT (&video_frame, i);
@ -738,8 +595,6 @@ gst_nv_decoder_copy_frame_to_system (GstNvDecoder * decoder,
ret = TRUE;
done:
gst_cuda_context_pop (nullptr);
gst_video_frame_unmap (&video_frame);
GST_LOG_OBJECT (decoder, "Copy frame to system ret %d", ret);
@ -749,8 +604,7 @@ done:
static gboolean
gst_nv_decoder_copy_frame_to_cuda (GstNvDecoder * decoder,
GstNvDecoderFrame * frame, GstBuffer * buffer, GstCudaStream * stream,
gboolean need_sync)
GstNvDecSurface * surface, GstBuffer * buffer, GstCudaStream * stream)
{
CUDA_MEMCPY2D copy_params = { 0, };
GstMemory *mem;
@ -771,19 +625,13 @@ gst_nv_decoder_copy_frame_to_cuda (GstNvDecoder * decoder,
return FALSE;
}
if (!gst_cuda_context_push (decoder->context)) {
gst_video_frame_unmap (&video_frame);
GST_ERROR_OBJECT (decoder, "Failed to push CUDA context");
return FALSE;
}
copy_params.srcMemoryType = CU_MEMORYTYPE_DEVICE;
copy_params.srcPitch = frame->pitch;
copy_params.srcPitch = surface->pitch;
copy_params.dstMemoryType = CU_MEMORYTYPE_DEVICE;
for (guint i = 0; i < GST_VIDEO_INFO_N_PLANES (&decoder->info); i++) {
copy_params.srcDevice = frame->devptr +
(i * frame->pitch * GST_VIDEO_INFO_HEIGHT (&decoder->info));
copy_params.srcDevice = surface->devptr +
(i * surface->pitch * GST_VIDEO_INFO_HEIGHT (&decoder->info));
copy_params.dstDevice =
(CUdeviceptr) GST_VIDEO_FRAME_PLANE_DATA (&video_frame, i);
copy_params.dstPitch = GST_VIDEO_FRAME_PLANE_STRIDE (&video_frame, i);
@ -798,89 +646,115 @@ gst_nv_decoder_copy_frame_to_cuda (GstNvDecoder * decoder,
}
/* Don't sync if we are using downstream memory's stream */
if (need_sync)
gst_cuda_result (CuStreamSynchronize (stream_handle));
if (!stream)
gst_cuda_result (CuStreamSynchronize (nullptr));
else
GST_MINI_OBJECT_FLAG_SET (mem, GST_CUDA_MEMORY_TRANSFER_NEED_SYNC);
ret = TRUE;
done:
gst_video_frame_unmap (&video_frame);
gst_cuda_context_pop (nullptr);
GST_LOG_OBJECT (decoder, "Copy frame to CUDA ret %d", ret);
return ret;
}
gboolean
gst_nv_decoder_finish_frame (GstNvDecoder * decoder, GstVideoDecoder * videodec,
GstVideoCodecState * input_state, GstNvDecoderFrame * frame,
GstBuffer ** buffer)
GstFlowReturn
gst_nv_decoder_finish_surface (GstNvDecoder * decoder,
GstVideoDecoder * videodec, GstVideoCodecState * input_state,
GstNvDecSurface * surface, GstBuffer ** buffer)
{
GstBuffer *outbuf = nullptr;
gboolean ret = FALSE;
GstCudaStream *stream;
GstCudaStream *mem_stream = nullptr;
gboolean need_sync = TRUE;
GstFlowReturn flow_ret;
g_return_val_if_fail (GST_IS_NV_DECODER (decoder), GST_FLOW_ERROR);
g_return_val_if_fail (GST_IS_VIDEO_DECODER (videodec), GST_FLOW_ERROR);
g_return_val_if_fail (frame != nullptr, GST_FLOW_ERROR);
g_return_val_if_fail (decoder->object != nullptr, GST_FLOW_ERROR);
g_return_val_if_fail (surface != nullptr, GST_FLOW_ERROR);
g_return_val_if_fail (buffer != nullptr, GST_FLOW_ERROR);
if (input_state) {
if (!gst_nv_decoder_negotiate (decoder, videodec, input_state)) {
GST_ERROR_OBJECT (videodec, "Couldn't re-negotiate with updated state");
return FALSE;
return GST_FLOW_NOT_NEGOTIATED;
}
}
if (!gst_cuda_context_push (decoder->context)) {
GST_ERROR_OBJECT (decoder, "Couldn't push context");
return GST_FLOW_ERROR;
}
stream = decoder->stream;
flow_ret = gst_nv_dec_object_map_surface (decoder->object, surface, stream);
if (flow_ret != GST_FLOW_OK) {
gst_cuda_context_pop (nullptr);
return flow_ret;
}
if (decoder->output_type == GST_NV_DECODER_OUTPUT_TYPE_CUDA &&
(guint) decoder->create_info.ulNumOutputSurfaces >=
decoder->downstream_min_buffers) {
GstMemory *mem;
GstCudaMemory *cmem;
GstBuffer *buf;
GstVideoInfo *info = &decoder->info;
flow_ret = gst_nv_dec_object_export_surface (decoder->object,
surface, stream, &mem);
if (flow_ret != GST_FLOW_OK) {
GST_WARNING_OBJECT (decoder, "Couldn't export surface");
gst_nv_dec_object_unmap_surface (decoder->object, surface);
gst_cuda_context_pop (nullptr);
return flow_ret;
}
gst_cuda_context_pop (nullptr);
GST_MINI_OBJECT_FLAG_SET (mem, GST_CUDA_MEMORY_TRANSFER_NEED_DOWNLOAD);
if (stream)
GST_MINI_OBJECT_FLAG_SET (mem, GST_CUDA_MEMORY_TRANSFER_NEED_SYNC);
buf = gst_buffer_new ();
cmem = GST_CUDA_MEMORY_CAST (mem);
gst_buffer_append_memory (buf, mem);
gst_buffer_add_video_meta_full (buf, GST_VIDEO_FRAME_FLAG_NONE,
GST_VIDEO_INFO_FORMAT (info), GST_VIDEO_INFO_WIDTH (info),
GST_VIDEO_INFO_HEIGHT (info), GST_VIDEO_INFO_N_PLANES (info),
cmem->info.offset, cmem->info.stride);
*buffer = buf;
return GST_FLOW_OK;
}
outbuf = gst_video_decoder_allocate_output_buffer (videodec);
if (!outbuf) {
GST_ERROR_OBJECT (videodec, "Couldn't allocate output buffer");
return FALSE;
}
stream = decoder->stream;
if (decoder->output_type == GST_NV_DECODER_OUTPUT_TYPE_CUDA) {
GstCudaMemory *cmem = (GstCudaMemory *) gst_buffer_peek_memory (outbuf, 0);
/* Use downstream CUDA stream if available */
mem_stream = gst_cuda_memory_get_stream (cmem);
if (mem_stream) {
need_sync = FALSE;
stream = mem_stream;
}
}
if (!gst_cuda_context_push (decoder->context)) {
GST_ERROR_OBJECT (decoder, "Failed to push CUDA context");
goto error;
}
if (!gst_nv_decoder_frame_map (frame, stream)) {
GST_ERROR_OBJECT (decoder, "Couldn't map frame");
gst_nv_dec_object_unmap_surface (decoder->object, surface);
gst_cuda_context_pop (nullptr);
goto error;
return GST_FLOW_ERROR;
}
gst_cuda_context_pop (nullptr);
switch (decoder->output_type) {
case GST_NV_DECODER_OUTPUT_TYPE_SYSTEM:
ret = gst_nv_decoder_copy_frame_to_system (decoder, frame, outbuf);
ret = gst_nv_decoder_copy_frame_to_system (decoder, surface, outbuf);
break;
#ifdef HAVE_NVCODEC_GST_GL
case GST_NV_DECODER_OUTPUT_TYPE_GL:
g_assert (decoder->gl_context != nullptr);
ret = gst_nv_decoder_copy_frame_to_gl (decoder,
GST_GL_CONTEXT (decoder->gl_context), frame, outbuf);
GST_GL_CONTEXT (decoder->gl_context), surface, outbuf);
break;
#endif
case GST_NV_DECODER_OUTPUT_TYPE_CUDA:
ret = gst_nv_decoder_copy_frame_to_cuda (decoder,
frame, outbuf, stream, need_sync);
surface, outbuf, stream);
break;
default:
g_assert_not_reached ();
@ -896,11 +770,10 @@ gst_nv_decoder_finish_frame (GstNvDecoder * decoder, GstVideoDecoder * videodec,
"Couldn't copy frame to GL memory, fallback to system memory");
decoder->output_type = GST_NV_DECODER_OUTPUT_TYPE_SYSTEM;
ret = gst_nv_decoder_copy_frame_to_system (decoder, frame, outbuf);
ret = gst_nv_decoder_copy_frame_to_system (decoder, surface, outbuf);
}
gst_cuda_context_push (decoder->context);
gst_nv_decoder_frame_unmap (frame);
gst_nv_dec_object_unmap_surface (decoder->object, surface);
gst_cuda_context_pop (nullptr);
if (!ret) {
@ -910,11 +783,12 @@ gst_nv_decoder_finish_frame (GstNvDecoder * decoder, GstVideoDecoder * videodec,
*buffer = outbuf;
return TRUE;
return GST_FLOW_OK;
error:
gst_nv_dec_object_unmap_surface (decoder->object, surface);
gst_clear_buffer (&outbuf);
return FALSE;
return GST_FLOW_ERROR;
}
typedef enum
@ -1577,9 +1451,10 @@ gst_nv_decoder_ensure_cuda_pool (GstNvDecoder * decoder, GstQuery * query)
{
GstCaps *outcaps;
GstBufferPool *pool = nullptr;
guint n, size, min, max;
guint n, size, min = 0, max = 0;
GstVideoInfo vinfo = { 0, };
GstStructure *config;
GstCudaStream *stream;
gst_query_parse_allocation (query, &outcaps, nullptr);
n = gst_query_get_n_allocation_pools (query);
@ -1598,10 +1473,26 @@ gst_nv_decoder_ensure_cuda_pool (GstNvDecoder * decoder, GstQuery * query)
if (outcaps)
gst_video_info_from_caps (&vinfo, outcaps);
size = (guint) vinfo.size;
min = max = 0;
}
config = gst_buffer_pool_get_config (pool);
stream = gst_buffer_pool_config_get_cuda_stream (config);
if (stream) {
GST_DEBUG_OBJECT (decoder, "Downstream CUDA stream is available");
gst_clear_cuda_stream (&decoder->stream);
decoder->stream = stream;
} else if (decoder->stream) {
GST_DEBUG_OBJECT (decoder,
"Downstream CUDA stream is not available, use ours");
gst_buffer_pool_config_set_cuda_stream (config, decoder->stream);
}
decoder->downstream_min_buffers = min;
GST_DEBUG_OBJECT (decoder, "Downstream min buffers %d", min);
/* Since we don't use downstream buffer pool, pre-allocation is unnecessary */
min = 0;
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_set_config (pool, config);
@ -1701,3 +1592,20 @@ gst_nv_decoder_decide_allocation (GstNvDecoder * decoder,
return ret;
}
void
gst_nv_decoder_set_flushing (GstNvDecoder * decoder, gboolean flushing)
{
g_mutex_lock (&decoder->lock);
if (decoder->object)
gst_nv_dec_object_set_flushing (decoder->object, flushing);
g_mutex_unlock (&decoder->lock);
}
void
gst_nv_decoder_reset (GstNvDecoder * decoder)
{
g_mutex_lock (&decoder->lock);
gst_nv_decoder_reset_unlocked (decoder);
g_mutex_unlock (&decoder->lock);
}

44
subprojects/gst-plugins-bad/sys/nvcodec/gstnvdecoder.h
View file

@ -24,6 +24,7 @@
#include <gst/video/video.h>
#include <gst/cuda/gstcuda.h>
#include "gstcuvidloader.h"
#include "gstnvdecobject.h"
G_BEGIN_DECLS
@ -31,24 +32,6 @@ G_BEGIN_DECLS
G_DECLARE_FINAL_TYPE (GstNvDecoder,
gst_nv_decoder, GST, NV_DECODER, GstObject);
typedef struct _GstNvDecoderFrame
{
/* CUVIDPICPARAMS::CurrPicIdx */
gint index;
guintptr devptr;
guint pitch;
gboolean mapped;
/* Extra frame allocated for AV1 film grain */
gint decode_frame_index;
/*< private >*/
GstNvDecoder *decoder;
gint ref_count;
} GstNvDecoderFrame;
typedef struct _GstNvDecoderClassData
{
GstCaps *sink_caps;
@ -67,22 +50,25 @@ gboolean gst_nv_decoder_configure (GstNvDecoder * decoder,
gint coded_height,
guint coded_bitdepth,
guint pool_size,
gboolean alloc_aux_frame);
gboolean alloc_aux_frame,
guint num_output_surfaces);
GstNvDecoderFrame * gst_nv_decoder_new_frame (GstNvDecoder * decoder);
GstFlowReturn gst_nv_decoder_acquire_surface (GstNvDecoder * decoder,
GstNvDecSurface ** surface);
GstNvDecoderFrame * gst_nv_decoder_frame_ref (GstNvDecoderFrame * frame);
gboolean gst_nv_decoder_decode (GstNvDecoder * decoder,
CUVIDPICPARAMS * params);
void gst_nv_decoder_frame_unref (GstNvDecoderFrame * frame);
GstFlowReturn gst_nv_decoder_finish_surface (GstNvDecoder * decoder,
GstVideoDecoder * videodec,
GstVideoCodecState * input_state,
GstNvDecSurface *surface,
GstBuffer ** buffer);
gboolean gst_nv_decoder_decode_picture (GstNvDecoder * decoder,
CUVIDPICPARAMS * params);
void gst_nv_decoder_set_flushing (GstNvDecoder * decoder,
gboolean flushing);
gboolean gst_nv_decoder_finish_frame (GstNvDecoder * decoder,
GstVideoDecoder * videodec,
GstVideoCodecState * input_state,
GstNvDecoderFrame *frame,
GstBuffer ** buffer);
void gst_nv_decoder_reset (GstNvDecoder * decoder);
/* utils for class registration */
gboolean gst_nv_decoder_check_device_caps (CUcontext cuda_ctx,

172
subprojects/gst-plugins-bad/sys/nvcodec/gstnvh264dec.cpp
View file

@ -125,6 +125,8 @@ typedef struct _GstNvH264Dec
gboolean interlaced;
GArray *ref_list;
guint num_output_surfaces;
} GstNvH264Dec;
typedef struct _GstNvH264DecClass
@ -137,8 +139,11 @@ enum
{
PROP_0,
PROP_CUDA_DEVICE_ID,
PROP_NUM_OUTPUT_SURFACES,
};
#define DEFAULT_NUM_OUTPUT_SURFACES 0
static GTypeClass *parent_class = nullptr;
#define GST_NV_H264_DEC(object) ((GstNvH264Dec *) (object))
@ -146,6 +151,8 @@ static GTypeClass *parent_class = nullptr;
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstNvH264DecClass))
static void gst_nv_h264_decoder_dispose (GObject * object);
static void gst_nv_h264_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_nv_h264_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
@ -153,11 +160,14 @@ static void gst_nv_h264_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_nv_h264_dec_open (GstVideoDecoder * decoder);
static gboolean gst_nv_h264_dec_close (GstVideoDecoder * decoder);
static gboolean gst_nv_h264_dec_stop (GstVideoDecoder * decoder);
static gboolean gst_nv_h264_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_nv_h264_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_nv_h264_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_nv_h264_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
/* GstH264Decoder */
static GstFlowReturn gst_nv_h264_dec_new_sequence (GstH264Decoder * decoder,
@ -190,6 +200,7 @@ gst_nv_h264_dec_class_init (GstNvH264DecClass * klass,
GstH264DecoderClass *h264decoder_class = GST_H264_DECODER_CLASS (klass);
object_class->dispose = gst_nv_h264_decoder_dispose;
object_class->set_property = gst_nv_h264_dec_set_property;
object_class->get_property = gst_nv_h264_dec_get_property;
/**
@ -204,6 +215,23 @@ gst_nv_h264_dec_class_init (GstNvH264DecClass * klass,
"Assigned CUDA device id", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
/**
* GstNvH264SLDec:num-output-surfaces:
*
* The number of output surfaces (0 = auto). This property will be used to
* calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter
* in case of CUDA output mode
*
* Since: 1.24
*/
g_object_class_install_property (object_class, PROP_NUM_OUTPUT_SURFACES,
g_param_spec_uint ("num-output-surfaces", "Num Output Surfaces",
"Maximum number of output surfaces simultaneously mapped in CUDA "
"output mode (0 = auto)",
0, 64, DEFAULT_NUM_OUTPUT_SURFACES,
(GParamFlags) (GST_PARAM_MUTABLE_READY | G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS)));
element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_set_context);
parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
@ -221,10 +249,12 @@ gst_nv_h264_dec_class_init (GstNvH264DecClass * klass,
decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_close);
decoder_class->stop = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_stop);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_nv_h264_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_nv_h264_dec_sink_event);
h264decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_nv_h264_dec_new_sequence);
@ -257,6 +287,8 @@ gst_nv_h264_dec_init (GstNvH264Dec * self)
sizeof (GstH264Picture *), 16);
g_array_set_clear_func (self->ref_list,
(GDestroyNotify) gst_clear_h264_picture);
self->num_output_surfaces = DEFAULT_NUM_OUTPUT_SURFACES;
}
static void
@ -269,16 +301,36 @@ gst_nv_h264_decoder_dispose (GObject * object)
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_nv_h264_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNvH264Dec *self = GST_NV_H264_DEC (object);
switch (prop_id) {
case PROP_NUM_OUTPUT_SURFACES:
self->num_output_surfaces = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_nv_h264_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvH264Dec *self = GST_NV_H264_DEC (object);
GstNvH264DecClass *klass = GST_NV_H264_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
case PROP_NUM_OUTPUT_SURFACES:
g_value_set_uint (value, self->num_output_surfaces);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -362,6 +414,20 @@ gst_nv_h264_dec_close (GstVideoDecoder * decoder)
return TRUE;
}
static gboolean
gst_nv_h264_dec_stop (GstVideoDecoder * decoder)
{
GstNvH264Dec *self = GST_NV_H264_DEC (decoder);
gboolean ret;
ret = GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
if (self->decoder)
gst_nv_decoder_reset (self->decoder);
return ret;
}
static gboolean
gst_nv_h264_dec_negotiate (GstVideoDecoder * decoder)
{
@ -413,6 +479,29 @@ gst_nv_h264_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_nv_h264_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstNvH264Dec *self = GST_NV_H264_DEC (decoder);
if (!self->decoder)
goto done;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
gst_nv_decoder_set_flushing (self->decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
gst_nv_decoder_set_flushing (self->decoder, FALSE);
break;
default:
break;
}
done:
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_nv_h264_dec_new_sequence (GstH264Decoder * decoder, const GstH264SPS * sps,
gint max_dpb_size)
@ -492,7 +581,8 @@ gst_nv_h264_dec_new_sequence (GstH264Decoder * decoder, const GstH264SPS * sps,
return GST_FLOW_NOT_NEGOTIATED;
}
gst_video_info_set_format (&info, out_format, self->width, self->height);
gst_video_info_set_format (&info, out_format, GST_ROUND_UP_2 (self->width),
GST_ROUND_UP_2 (self->height));
if (self->interlaced)
GST_VIDEO_INFO_INTERLACE_MODE (&info) = GST_VIDEO_INTERLACE_MODE_MIXED;
@ -500,7 +590,7 @@ gst_nv_h264_dec_new_sequence (GstH264Decoder * decoder, const GstH264SPS * sps,
/* FIXME: add support cudaVideoCodec_H264_SVC and cudaVideoCodec_H264_MVC */
if (!gst_nv_decoder_configure (self->decoder,
cudaVideoCodec_H264, &info, self->coded_width, self->coded_height,
self->bitdepth, max_dpb_size, FALSE)) {
self->bitdepth, max_dpb_size, FALSE, self->num_output_surfaces)) {
GST_ERROR_OBJECT (self, "Failed to configure decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
@ -521,19 +611,18 @@ gst_nv_h264_dec_new_picture (GstH264Decoder * decoder,
GstVideoCodecFrame * frame, GstH264Picture * picture)
{
GstNvH264Dec *self = GST_NV_H264_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstFlowReturn ret;
nv_frame = gst_nv_decoder_new_frame (self->decoder);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "No available decoder frame");
return GST_FLOW_ERROR;
}
ret = gst_nv_decoder_acquire_surface (self->decoder, &surface);
if (ret != GST_FLOW_OK)
return ret;
GST_LOG_OBJECT (self,
"New decoder frame %p (index %d)", nv_frame, nv_frame->index);
"New decoder surface %p (index %d)", surface, surface->index);
gst_h264_picture_set_user_data (picture,
nv_frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
surface, (GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
@ -542,19 +631,19 @@ static GstFlowReturn
gst_nv_h264_dec_new_field_picture (GstH264Decoder * decoder,
GstH264Picture * first_field, GstH264Picture * second_field)
{
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
nv_frame = (GstNvDecoderFrame *)
surface = (GstNvDecSurface *)
gst_h264_picture_get_user_data (first_field);
if (!nv_frame) {
if (!surface) {
GST_ERROR_OBJECT (decoder,
"No decoder frame in the first picture %p", first_field);
return GST_FLOW_ERROR;
}
gst_h264_picture_set_user_data (second_field,
gst_nv_decoder_frame_ref (nv_frame),
(GDestroyNotify) gst_nv_decoder_frame_unref);
gst_nv_dec_surface_ref (surface),
(GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
@ -565,23 +654,22 @@ gst_nv_h264_dec_output_picture (GstH264Decoder * decoder,
{
GstNvH264Dec *self = GST_NV_H264_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstNvDecoderFrame *decoder_frame;
GstNvDecSurface *surface;
GstFlowReturn ret = GST_FLOW_ERROR;
GST_LOG_OBJECT (self,
"Outputting picture %p (poc %d)", picture, picture->pic_order_cnt);
decoder_frame =
(GstNvDecoderFrame *) gst_h264_picture_get_user_data (picture);
if (!decoder_frame) {
GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
surface = (GstNvDecSurface *) gst_h264_picture_get_user_data (picture);
if (!surface) {
GST_ERROR_OBJECT (self, "No decoder surface in picture %p", picture);
goto error;
}
if (!gst_nv_decoder_finish_frame (self->decoder, vdec, picture->discont_state,
decoder_frame, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to handle output picture");
ret = gst_nv_decoder_finish_surface (self->decoder,
vdec, picture->discont_state, surface, &frame->output_buffer);
if (ret != GST_FLOW_OK)
goto error;
}
if (picture->buffer_flags != 0) {
gboolean interlaced =
@ -602,21 +690,20 @@ error:
gst_h264_picture_unref (picture);
gst_video_decoder_release_frame (vdec, frame);
return GST_FLOW_ERROR;
return ret;
}
static GstNvDecoderFrame *
gst_nv_h264_dec_get_decoder_frame_from_picture (GstNvH264Dec * self,
static GstNvDecSurface *
gst_nv_h264_dec_get_decoder_surface_from_picture (GstNvH264Dec * self,
GstH264Picture * picture)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
frame = (GstNvDecoderFrame *) gst_h264_picture_get_user_data (picture);
surface = (GstNvDecSurface *) gst_h264_picture_get_user_data (picture);
if (!surface)
GST_DEBUG_OBJECT (self, "current picture does not have decoder surface");
if (!frame)
GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
return frame;
return surface;
}
static void
@ -711,16 +798,16 @@ static void
gst_nv_h264_dec_fill_dpb (GstNvH264Dec * self, GstH264Picture * ref,
CUVIDH264DPBENTRY * dpb)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
dpb->not_existing = ref->nonexisting;
dpb->PicIdx = -1;
frame = gst_nv_h264_dec_get_decoder_frame_from_picture (self, ref);
if (!frame) {
surface = gst_nv_h264_dec_get_decoder_surface_from_picture (self, ref);
if (!surface) {
dpb->not_existing = 1;
} else if (!dpb->not_existing) {
dpb->PicIdx = frame->index;
dpb->PicIdx = surface->index;
}
if (dpb->not_existing)
@ -778,16 +865,15 @@ gst_nv_h264_dec_start_picture (GstH264Decoder * decoder,
const GstH264SliceHdr *slice_header = &slice->header;
const GstH264SPS *sps;
const GstH264PPS *pps;
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
GArray *ref_list = self->ref_list;
guint i, ref_frame_idx;
g_return_val_if_fail (slice_header->pps != nullptr, GST_FLOW_ERROR);
g_return_val_if_fail (slice_header->pps->sequence != nullptr, GST_FLOW_ERROR);
frame = gst_nv_h264_dec_get_decoder_frame_from_picture (self, picture);
if (!frame) {
surface = gst_nv_h264_dec_get_decoder_surface_from_picture (self, picture);
if (!surface) {
GST_ERROR_OBJECT (self,
"Couldn't get decoder frame frame picture %p", picture);
return GST_FLOW_ERROR;
@ -805,7 +891,7 @@ gst_nv_h264_dec_start_picture (GstH264Decoder * decoder,
} else {
params->FrameHeightInMbs = sps->pic_height_in_map_units_minus1 + 1;
}
params->CurrPicIdx = frame->index;
params->CurrPicIdx = surface->index;
params->field_pic_flag = slice_header->field_pic_flag;
params->bottom_field_flag =
picture->field == GST_H264_PICTURE_FIELD_BOTTOM_FIELD;
@ -923,7 +1009,7 @@ gst_nv_h264_dec_end_picture (GstH264Decoder * decoder, GstH264Picture * picture)
GST_LOG_OBJECT (self, "End picture, bitstream len: %" G_GSIZE_FORMAT
", num slices %d", self->bitstream_buffer_offset, self->num_slices);
ret = gst_nv_decoder_decode_picture (self->decoder, &self->params);
ret = gst_nv_decoder_decode (self->decoder, &self->params);
if (!ret) {
GST_ERROR_OBJECT (self, "Failed to decode picture");

163
subprojects/gst-plugins-bad/sys/nvcodec/gstnvh265dec.cpp
View file

@ -121,6 +121,8 @@ typedef struct _GstNvH265Dec
guint coded_width, coded_height;
guint bitdepth;
guint chroma_format_idc;
guint num_output_surfaces;
} GstNvH265Dec;
typedef struct _GstNvH265DecClass
@ -133,14 +135,19 @@ enum
{
PROP_0,
PROP_CUDA_DEVICE_ID,
PROP_NUM_OUTPUT_SURFACES,
};
#define DEFAULT_NUM_OUTPUT_SURFACES 0
static GTypeClass *parent_class = nullptr;
#define GST_NV_H265_DEC(object) ((GstNvH265Dec *) (object))
#define GST_NV_H265_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstNvH265DecClass))
static void gst_nv_h265_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_nv_h265_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
@ -148,11 +155,14 @@ static void gst_nv_h265_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_nv_h265_dec_open (GstVideoDecoder * decoder);
static gboolean gst_nv_h265_dec_close (GstVideoDecoder * decoder);
static gboolean gst_nv_h265_dec_stop (GstVideoDecoder * decoder);
static gboolean gst_nv_h265_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_nv_h265_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_nv_h265_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_nv_h265_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
/* GstH265Decoder */
static GstFlowReturn gst_nv_h265_dec_new_sequence (GstH265Decoder * decoder,
@ -181,6 +191,7 @@ gst_nv_h265_dec_class_init (GstNvH265DecClass * klass,
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
GstH265DecoderClass *h265decoder_class = GST_H265_DECODER_CLASS (klass);
object_class->set_property = gst_nv_h265_dec_set_property;
object_class->get_property = gst_nv_h265_dec_get_property;
/**
@ -195,6 +206,23 @@ gst_nv_h265_dec_class_init (GstNvH265DecClass * klass,
"Assigned CUDA device id", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
/**
* GstNvH265SLDec:num-output-surfaces:
*
* The number of output surfaces (0 = auto). This property will be used to
* calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter
* in case of CUDA output mode
*
* Since: 1.24
*/
g_object_class_install_property (object_class, PROP_NUM_OUTPUT_SURFACES,
g_param_spec_uint ("num-output-surfaces", "Num Output Surfaces",
"Maximum number of output surfaces simultaneously mapped in CUDA "
"output mode (0 = auto)",
0, 64, DEFAULT_NUM_OUTPUT_SURFACES,
(GParamFlags) (GST_PARAM_MUTABLE_READY | G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS)));
element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_set_context);
parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
@ -212,10 +240,12 @@ gst_nv_h265_dec_class_init (GstNvH265DecClass * klass,
decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_close);
decoder_class->stop = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_stop);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_nv_h265_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_nv_h265_dec_sink_event);
h265decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_nv_h265_dec_new_sequence);
@ -242,18 +272,39 @@ gst_nv_h265_dec_class_init (GstNvH265DecClass * klass,
static void
gst_nv_h265_dec_init (GstNvH265Dec * self)
{
self->num_output_surfaces = DEFAULT_NUM_OUTPUT_SURFACES;
}
static void
gst_nv_h265_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNvH265Dec *self = GST_NV_H265_DEC (object);
switch (prop_id) {
case PROP_NUM_OUTPUT_SURFACES:
self->num_output_surfaces = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_nv_h265_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvH265Dec *self = GST_NV_H265_DEC (object);
GstNvH265DecClass *klass = GST_NV_H265_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
case PROP_NUM_OUTPUT_SURFACES:
g_value_set_uint (value, self->num_output_surfaces);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -321,6 +372,20 @@ gst_nv_h265_dec_close (GstVideoDecoder * decoder)
return TRUE;
}
static gboolean
gst_nv_h265_dec_stop (GstVideoDecoder * decoder)
{
GstNvH265Dec *self = GST_NV_H265_DEC (decoder);
gboolean ret;
ret = GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
if (self->decoder)
gst_nv_decoder_reset (self->decoder);
return ret;
}
static gboolean
gst_nv_h265_dec_negotiate (GstVideoDecoder * decoder)
{
@ -372,6 +437,29 @@ gst_nv_h265_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_nv_h265_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstNvH265Dec *self = GST_NV_H265_DEC (decoder);
if (!self->decoder)
goto done;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
gst_nv_decoder_set_flushing (self->decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
gst_nv_decoder_set_flushing (self->decoder, FALSE);
break;
default:
break;
}
done:
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_nv_h265_dec_new_sequence (GstH265Decoder * decoder, const GstH265SPS * sps,
gint max_dpb_size)
@ -450,11 +538,12 @@ gst_nv_h265_dec_new_sequence (GstH265Decoder * decoder, const GstH265SPS * sps,
return GST_FLOW_NOT_NEGOTIATED;
}
gst_video_info_set_format (&info, out_format, self->width, self->height);
gst_video_info_set_format (&info, out_format, GST_ROUND_UP_2 (self->width),
GST_ROUND_UP_2 (self->height));
if (!gst_nv_decoder_configure (self->decoder,
cudaVideoCodec_HEVC, &info, self->coded_width, self->coded_height,
self->bitdepth, max_dpb_size, FALSE)) {
self->bitdepth, max_dpb_size, FALSE, self->num_output_surfaces)) {
GST_ERROR_OBJECT (self, "Failed to configure decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
@ -475,18 +564,18 @@ gst_nv_h265_dec_new_picture (GstH265Decoder * decoder,
GstVideoCodecFrame * cframe, GstH265Picture * picture)
{
GstNvH265Dec *self = GST_NV_H265_DEC (decoder);
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
GstFlowReturn ret;
frame = gst_nv_decoder_new_frame (self->decoder);
if (!frame) {
GST_ERROR_OBJECT (self, "No available decoder frame");
return GST_FLOW_ERROR;
}
ret = gst_nv_decoder_acquire_surface (self->decoder, &surface);
if (ret != GST_FLOW_OK)
return ret;
GST_LOG_OBJECT (self, "New decoder frame %p (index %d)", frame, frame->index);
GST_LOG_OBJECT (self, "New decoder surface %p (index %d)",
surface, surface->index);
gst_h265_picture_set_user_data (picture,
frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
surface, (GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
@ -497,23 +586,22 @@ gst_nv_h265_dec_output_picture (GstH265Decoder * decoder,
{
GstNvH265Dec *self = GST_NV_H265_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstNvDecoderFrame *decoder_frame;
GstNvDecSurface *surface;
GstFlowReturn ret = GST_FLOW_ERROR;
GST_LOG_OBJECT (self,
"Outputting picture %p (poc %d)", picture, picture->pic_order_cnt);
decoder_frame =
(GstNvDecoderFrame *) gst_h265_picture_get_user_data (picture);
if (!decoder_frame) {
GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
surface = (GstNvDecSurface *) gst_h265_picture_get_user_data (picture);
if (!surface) {
GST_ERROR_OBJECT (self, "No decoder surface in picture %p", picture);
goto error;
}
if (!gst_nv_decoder_finish_frame (self->decoder, vdec, picture->discont_state,
decoder_frame, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to handle output picture");
ret = gst_nv_decoder_finish_surface (self->decoder,
vdec, picture->discont_state, surface, &frame->output_buffer);
if (ret != GST_FLOW_OK)
goto error;
}
gst_h265_picture_unref (picture);
@ -523,21 +611,20 @@ error:
gst_video_decoder_drop_frame (vdec, frame);
gst_h265_picture_unref (picture);
return GST_FLOW_ERROR;
return ret;
}
static GstNvDecoderFrame *
gst_nv_h265_dec_get_decoder_frame_from_picture (GstNvH265Dec * self,
static GstNvDecSurface *
gst_nv_h265_dec_get_decoder_surface_from_picture (GstNvH265Dec * self,
GstH265Picture * picture)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
frame = (GstNvDecoderFrame *) gst_h265_picture_get_user_data (picture);
if (!frame)
surface = (GstNvDecSurface *) gst_h265_picture_get_user_data (picture);
if (!surface)
GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
return frame;
return surface;
}
static void
@ -719,7 +806,7 @@ gst_nv_h265_dec_start_picture (GstH265Decoder * decoder,
const GstH265SliceHdr *slice_header = &slice->header;
const GstH265SPS *sps;
const GstH265PPS *pps;
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
GArray *dpb_array;
guint num_ref_pic;
guint i, j, k;
@ -738,11 +825,10 @@ gst_nv_h265_dec_start_picture (GstH265Decoder * decoder,
g_return_val_if_fail (slice_header->pps != nullptr, GST_FLOW_ERROR);
g_return_val_if_fail (slice_header->pps->sps != nullptr, GST_FLOW_ERROR);
frame = gst_nv_h265_dec_get_decoder_frame_from_picture (self, picture);
if (!frame) {
surface = gst_nv_h265_dec_get_decoder_surface_from_picture (self, picture);
if (!surface) {
GST_ERROR_OBJECT (self,
"Couldn't get decoder frame frame picture %p", picture);
"Couldn't get decoder surface frame picture %p", picture);
return GST_FLOW_ERROR;
}
@ -754,7 +840,7 @@ gst_nv_h265_dec_start_picture (GstH265Decoder * decoder,
/* FIXME: update sps/pps related params only when it's required */
params->PicWidthInMbs = sps->pic_width_in_luma_samples / 16;
params->FrameHeightInMbs = sps->pic_height_in_luma_samples / 16;
params->CurrPicIdx = frame->index;
params->CurrPicIdx = surface->index;
/* nBitstreamDataLen, pBitstreamData, nNumSlices and pSliceDataOffsets
* will be set later */
@ -804,7 +890,7 @@ gst_nv_h265_dec_start_picture (GstH265Decoder * decoder,
num_ref_pic = 0;
for (i = 0; i < dpb_array->len; i++) {
GstH265Picture *other = g_array_index (dpb_array, GstH265Picture *, i);
GstNvDecoderFrame *other_frame;
GstNvDecSurface *other_surface;
gint picture_index = -1;
if (!other->ref)
@ -815,9 +901,10 @@ gst_nv_h265_dec_start_picture (GstH265Decoder * decoder,
return GST_FLOW_ERROR;
}
other_frame = gst_nv_h265_dec_get_decoder_frame_from_picture (self, other);
if (other_frame)
picture_index = other_frame->index;
other_surface =
gst_nv_h265_dec_get_decoder_surface_from_picture (self, other);
if (other_surface)
picture_index = other_surface->index;
h265_params->RefPicIdx[num_ref_pic] = picture_index;
h265_params->PicOrderCntVal[num_ref_pic] = other->pic_order_cnt;
@ -962,7 +1049,7 @@ gst_nv_h265_dec_end_picture (GstH265Decoder * decoder, GstH265Picture * picture)
GST_LOG_OBJECT (self, "End picture, bitstream len: %" G_GSIZE_FORMAT
", num slices %d", self->bitstream_buffer_offset, self->num_slices);
ret = gst_nv_decoder_decode_picture (self->decoder, &self->params);
ret = gst_nv_decoder_decode (self->decoder, &self->params);
if (!ret) {
GST_ERROR_OBJECT (self, "Failed to decode picture");

167
subprojects/gst-plugins-bad/sys/nvcodec/gstnvvp8dec.cpp
View file

@ -53,6 +53,8 @@ typedef struct _GstNvVp8Dec
CUVIDPICPARAMS params;
guint width, height;
guint num_output_surfaces;
} GstNvVp8Dec;
typedef struct _GstNvVp8DecClass
@ -65,14 +67,19 @@ enum
{
PROP_0,
PROP_CUDA_DEVICE_ID,
PROP_NUM_OUTPUT_SURFACES,
};
#define DEFAULT_NUM_OUTPUT_SURFACES 0
static GTypeClass *parent_class = nullptr;
#define GST_NV_VP8_DEC(object) ((GstNvVp8Dec *) (object))
#define GST_NV_VP8_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstNvVp8DecClass))
static void gst_nv_vp8_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_nv_vp8_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
@ -80,11 +87,14 @@ static void gst_nv_vp8_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_nv_vp8_dec_open (GstVideoDecoder * decoder);
static gboolean gst_nv_vp8_dec_close (GstVideoDecoder * decoder);
static gboolean gst_nv_vp8_dec_stop (GstVideoDecoder * decoder);
static gboolean gst_nv_vp8_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_nv_vp8_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_nv_vp8_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_nv_vp8_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
/* GstVp8Decoder */
static GstFlowReturn gst_nv_vp8_dec_new_sequence (GstVp8Decoder * decoder,
@ -107,6 +117,7 @@ gst_nv_vp8_dec_class_init (GstNvVp8DecClass * klass,
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
GstVp8DecoderClass *vp8decoder_class = GST_VP8_DECODER_CLASS (klass);
object_class->set_property = gst_nv_vp8_dec_set_property;
object_class->get_property = gst_nv_vp8_dec_get_property;
/**
@ -121,6 +132,23 @@ gst_nv_vp8_dec_class_init (GstNvVp8DecClass * klass,
"Assigned CUDA device id", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
/**
* GstNvVp8SLDec:num-output-surfaces:
*
* The number of output surfaces (0 = auto). This property will be used to
* calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter
* in case of CUDA output mode
*
* Since: 1.24
*/
g_object_class_install_property (object_class, PROP_NUM_OUTPUT_SURFACES,
g_param_spec_uint ("num-output-surfaces", "Num Output Surfaces",
"Maximum number of output surfaces simultaneously mapped in CUDA "
"output mode (0 = auto)",
0, 64, DEFAULT_NUM_OUTPUT_SURFACES,
(GParamFlags) (GST_PARAM_MUTABLE_READY | G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS)));
element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_set_context);
parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
@ -138,10 +166,12 @@ gst_nv_vp8_dec_class_init (GstNvVp8DecClass * klass,
decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_close);
decoder_class->stop = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_stop);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_sink_event);
vp8decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_nv_vp8_dec_new_sequence);
@ -164,18 +194,39 @@ gst_nv_vp8_dec_class_init (GstNvVp8DecClass * klass,
static void
gst_nv_vp8_dec_init (GstNvVp8Dec * self)
{
self->num_output_surfaces = DEFAULT_NUM_OUTPUT_SURFACES;
}
static void
gst_nv_vp8_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (object);
switch (prop_id) {
case PROP_NUM_OUTPUT_SURFACES:
self->num_output_surfaces = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_nv_vp8_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (object);
GstNvVp8DecClass *klass = GST_NV_VP8_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
case PROP_NUM_OUTPUT_SURFACES:
g_value_set_uint (value, self->num_output_surfaces);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -237,6 +288,20 @@ gst_nv_vp8_dec_close (GstVideoDecoder * decoder)
return TRUE;
}
static gboolean
gst_nv_vp8_dec_stop (GstVideoDecoder * decoder)
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (decoder);
gboolean ret;
ret = GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
if (self->decoder)
gst_nv_decoder_reset (self->decoder);
return ret;
}
static gboolean
gst_nv_vp8_dec_negotiate (GstVideoDecoder * decoder)
{
@ -288,6 +353,29 @@ gst_nv_vp8_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_nv_vp8_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (decoder);
if (!self->decoder)
goto done;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
gst_nv_decoder_set_flushing (self->decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
gst_nv_decoder_set_flushing (self->decoder, FALSE);
break;
default:
break;
}
done:
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_nv_vp8_dec_new_sequence (GstVp8Decoder * decoder,
const GstVp8FrameHdr * frame_hdr, gint max_dpb_size)
@ -313,11 +401,12 @@ gst_nv_vp8_dec_new_sequence (GstVp8Decoder * decoder,
GstVideoInfo info;
gst_video_info_set_format (&info,
GST_VIDEO_FORMAT_NV12, self->width, self->height);
GST_VIDEO_FORMAT_NV12, GST_ROUND_UP_2 (self->width),
GST_ROUND_UP_2 (self->height));
if (!gst_nv_decoder_configure (self->decoder,
cudaVideoCodec_VP8, &info, self->width, self->height, 8,
max_dpb_size, FALSE)) {
max_dpb_size, FALSE, self->num_output_surfaces)) {
GST_ERROR_OBJECT (self, "Failed to configure decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
@ -344,35 +433,33 @@ gst_nv_vp8_dec_new_picture (GstVp8Decoder * decoder,
GstVideoCodecFrame * frame, GstVp8Picture * picture)
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstFlowReturn ret;
nv_frame = gst_nv_decoder_new_frame (self->decoder);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "No available decoder frame");
return GST_FLOW_ERROR;
}
ret = gst_nv_decoder_acquire_surface (self->decoder, &surface);
if (ret != GST_FLOW_OK)
return ret;
GST_LOG_OBJECT (self,
"New decoder frame %p (index %d)", nv_frame, nv_frame->index);
"New decoder frame %p (index %d)", surface, surface->index);
gst_vp8_picture_set_user_data (picture,
nv_frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
surface, (GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
static GstNvDecoderFrame *
static GstNvDecSurface *
gst_nv_vp8_dec_get_decoder_frame_from_picture (GstNvVp8Dec * self,
GstVp8Picture * picture)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
frame = (GstNvDecoderFrame *) gst_vp8_picture_get_user_data (picture);
surface = (GstNvDecSurface *) gst_vp8_picture_get_user_data (picture);
if (!surface)
GST_DEBUG_OBJECT (self, "current picture does not have decoder surface");
if (!frame)
GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
return frame;
return surface;
}
static GstFlowReturn
@ -381,14 +468,14 @@ gst_nv_vp8_dec_decode_picture (GstVp8Decoder * decoder,
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (decoder);
GstVp8FrameHdr *frame_hdr = &picture->frame_hdr;
GstNvDecoderFrame *frame;
GstNvDecoderFrame *other_frame;
GstNvDecSurface *surface;
GstNvDecSurface *other_surface;
guint offset = 0;
GST_LOG_OBJECT (self, "Decode picture, size %" G_GSIZE_FORMAT, picture->size);
frame = gst_nv_vp8_dec_get_decoder_frame_from_picture (self, picture);
if (!frame) {
surface = gst_nv_vp8_dec_get_decoder_frame_from_picture (self, picture);
if (!surface) {
GST_ERROR_OBJECT (self, "Decoder frame is unavailable");
return GST_FLOW_ERROR;
}
@ -398,49 +485,49 @@ gst_nv_vp8_dec_decode_picture (GstVp8Decoder * decoder,
self->params.nNumSlices = 1;
self->params.pSliceDataOffsets = &offset;
self->params.CurrPicIdx = frame->index;
self->params.CurrPicIdx = surface->index;
self->params.CodecSpecific.vp8.first_partition_size =
frame_hdr->first_part_size;
if (decoder->alt_ref_picture) {
other_frame =
other_surface =
gst_nv_vp8_dec_get_decoder_frame_from_picture (self,
decoder->alt_ref_picture);
if (!other_frame) {
if (!other_surface) {
GST_ERROR_OBJECT (self, "Couldn't get decoder frame for AltRef");
return GST_FLOW_ERROR;
}
self->params.CodecSpecific.vp8.AltRefIdx = other_frame->index;
self->params.CodecSpecific.vp8.AltRefIdx = other_surface->index;
} else {
self->params.CodecSpecific.vp8.AltRefIdx = 0xff;
}
if (decoder->golden_ref_picture) {
other_frame =
other_surface =
gst_nv_vp8_dec_get_decoder_frame_from_picture (self,
decoder->golden_ref_picture);
if (!other_frame) {
if (!other_surface) {
GST_ERROR_OBJECT (self, "Couldn't get decoder frame for GoldenRef");
return GST_FLOW_ERROR;
}
self->params.CodecSpecific.vp8.GoldenRefIdx = other_frame->index;
self->params.CodecSpecific.vp8.GoldenRefIdx = other_surface->index;
} else {
self->params.CodecSpecific.vp8.GoldenRefIdx = 0xff;
}
if (decoder->last_picture) {
other_frame =
other_surface =
gst_nv_vp8_dec_get_decoder_frame_from_picture (self,
decoder->last_picture);
if (!other_frame) {
if (!other_surface) {
GST_ERROR_OBJECT (self, "Couldn't get decoder frame for LastRef");
return GST_FLOW_ERROR;
}
self->params.CodecSpecific.vp8.LastRefIdx = other_frame->index;
self->params.CodecSpecific.vp8.LastRefIdx = other_surface->index;
} else {
self->params.CodecSpecific.vp8.LastRefIdx = 0xff;
}
@ -454,7 +541,7 @@ gst_nv_vp8_dec_decode_picture (GstVp8Decoder * decoder,
parser->segmentation.segmentation_enabled ?
parser->segmentation.update_segment_feature_data : 0;
if (!gst_nv_decoder_decode_picture (self->decoder, &self->params))
if (!gst_nv_decoder_decode (self->decoder, &self->params))
return GST_FLOW_ERROR;
return GST_FLOW_OK;
@ -466,21 +553,21 @@ gst_nv_vp8_dec_output_picture (GstVp8Decoder * decoder,
{
GstNvVp8Dec *self = GST_NV_VP8_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstNvDecoderFrame *decoder_frame;
GstNvDecSurface *surface;
GstFlowReturn ret = GST_FLOW_ERROR;
GST_LOG_OBJECT (self, "Outputting picture %p", picture);
decoder_frame = (GstNvDecoderFrame *) gst_vp8_picture_get_user_data (picture);
if (!decoder_frame) {
surface = (GstNvDecSurface *) gst_vp8_picture_get_user_data (picture);
if (!surface) {
GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
goto error;
}
if (!gst_nv_decoder_finish_frame (self->decoder, vdec, picture->discont_state,
decoder_frame, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to handle output picture");
ret = gst_nv_decoder_finish_surface (self->decoder,
vdec, picture->discont_state, surface, &frame->output_buffer);
if (ret != GST_FLOW_OK)
goto error;
}
gst_vp8_picture_unref (picture);
@ -490,7 +577,7 @@ error:
gst_video_decoder_drop_frame (vdec, frame);
gst_vp8_picture_unref (picture);
return GST_FLOW_ERROR;
return ret;
}
static guint

168
subprojects/gst-plugins-bad/sys/nvcodec/gstnvvp9dec.cpp
View file

@ -54,6 +54,8 @@ typedef struct _GstNvVp9Dec
guint width, height;
GstVP9Profile profile;
guint num_output_surfaces;
} GstNvVp9Dec;
typedef struct _GstNvVp9DecClass
@ -66,14 +68,19 @@ enum
{
PROP_0,
PROP_CUDA_DEVICE_ID,
PROP_NUM_OUTPUT_SURFACES,
};
#define DEFAULT_NUM_OUTPUT_SURFACES 0
static GTypeClass *parent_class = nullptr;
#define GST_NV_VP9_DEC(object) ((GstNvVp9Dec *) (object))
#define GST_NV_VP9_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstNvVp9DecClass))
static void gst_nv_vp9_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_nv_vp9_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
@ -81,11 +88,14 @@ static void gst_nv_vp9_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_nv_vp9_dec_open (GstVideoDecoder * decoder);
static gboolean gst_nv_vp9_dec_close (GstVideoDecoder * decoder);
static gboolean gst_nv_vp9_dec_stop (GstVideoDecoder * decoder);
static gboolean gst_nv_vp9_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_nv_vp9_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_nv_vp9_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_nv_vp9_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
/* GstVp9Decoder */
static GstFlowReturn gst_nv_vp9_dec_new_sequence (GstVp9Decoder * decoder,
@ -110,6 +120,7 @@ gst_nv_vp9_dec_class_init (GstNvVp9DecClass * klass,
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
GstVp9DecoderClass *vp9decoder_class = GST_VP9_DECODER_CLASS (klass);
object_class->set_property = gst_nv_vp9_dec_set_property;
object_class->get_property = gst_nv_vp9_dec_get_property;
/**
@ -124,6 +135,23 @@ gst_nv_vp9_dec_class_init (GstNvVp9DecClass * klass,
"Assigned CUDA device id", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
/**
* GstNvVp9SLDec:num-output-surfaces:
*
* The number of output surfaces (0 = auto). This property will be used to
* calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter
* in case of CUDA output mode
*
* Since: 1.24
*/
g_object_class_install_property (object_class, PROP_NUM_OUTPUT_SURFACES,
g_param_spec_uint ("num-output-surfaces", "Num Output Surfaces",
"Maximum number of output surfaces simultaneously mapped in CUDA "
"output mode (0 = auto)",
0, 64, DEFAULT_NUM_OUTPUT_SURFACES,
(GParamFlags) (GST_PARAM_MUTABLE_READY | G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS)));
element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_set_context);
parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
@ -141,10 +169,12 @@ gst_nv_vp9_dec_class_init (GstNvVp9DecClass * klass,
decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_close);
decoder_class->stop = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_stop);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_sink_event);
vp9decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_nv_vp9_dec_new_sequence);
@ -169,18 +199,39 @@ gst_nv_vp9_dec_class_init (GstNvVp9DecClass * klass,
static void
gst_nv_vp9_dec_init (GstNvVp9Dec * self)
{
self->num_output_surfaces = DEFAULT_NUM_OUTPUT_SURFACES;
}
static void
gst_nv_vp9_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (object);
switch (prop_id) {
case PROP_NUM_OUTPUT_SURFACES:
self->num_output_surfaces = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_nv_vp9_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (object);
GstNvVp9DecClass *klass = GST_NV_VP9_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_CUDA_DEVICE_ID:
g_value_set_uint (value, klass->cuda_device_id);
break;
case PROP_NUM_OUTPUT_SURFACES:
g_value_set_uint (value, self->num_output_surfaces);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -247,6 +298,20 @@ gst_nv_vp9_dec_close (GstVideoDecoder * decoder)
return TRUE;
}
static gboolean
gst_nv_vp9_dec_stop (GstVideoDecoder * decoder)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (decoder);
gboolean ret;
ret = GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
if (self->decoder)
gst_nv_decoder_reset (self->decoder);
return ret;
}
static gboolean
gst_nv_vp9_dec_negotiate (GstVideoDecoder * decoder)
{
@ -298,6 +363,29 @@ gst_nv_vp9_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_nv_vp9_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (decoder);
if (!self->decoder)
goto done;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
gst_nv_decoder_set_flushing (self->decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
gst_nv_decoder_set_flushing (self->decoder, FALSE);
break;
default:
break;
}
done:
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_nv_vp9_dec_new_sequence (GstVp9Decoder * decoder,
const GstVp9FrameHeader * frame_hdr, gint max_dpb_size)
@ -327,10 +415,12 @@ gst_nv_vp9_dec_new_sequence (GstVp9Decoder * decoder,
return GST_FLOW_NOT_NEGOTIATED;
}
gst_video_info_set_format (&info, out_format, self->width, self->height);
gst_video_info_set_format (&info, out_format, GST_ROUND_UP_2 (self->width),
GST_ROUND_UP_2 (self->height));
if (!gst_nv_decoder_configure (self->decoder,
cudaVideoCodec_VP9, &info, self->width, self->height,
frame_hdr->bit_depth, max_dpb_size, FALSE)) {
frame_hdr->bit_depth, max_dpb_size, FALSE,
self->num_output_surfaces)) {
GST_ERROR_OBJECT (self, "Failed to configure decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
@ -352,35 +442,33 @@ gst_nv_vp9_dec_new_picture (GstVp9Decoder * decoder,
GstVideoCodecFrame * frame, GstVp9Picture * picture)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstFlowReturn ret;
nv_frame = gst_nv_decoder_new_frame (self->decoder);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "No available decoder frame");
return GST_FLOW_ERROR;
}
ret = gst_nv_decoder_acquire_surface (self->decoder, &surface);
if (ret != GST_FLOW_OK)
return ret;
GST_LOG_OBJECT (self,
"New decoder frame %p (index %d)", nv_frame, nv_frame->index);
"New decoder frame %p (index %d)", surface, surface->index);
gst_vp9_picture_set_user_data (picture,
nv_frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
surface, (GDestroyNotify) gst_nv_dec_surface_unref);
return GST_FLOW_OK;
}
static GstNvDecoderFrame *
static GstNvDecSurface *
gst_nv_vp9_dec_get_decoder_frame_from_picture (GstNvVp9Dec * self,
GstVp9Picture * picture)
{
GstNvDecoderFrame *frame;
GstNvDecSurface *surface;
frame = (GstNvDecoderFrame *) gst_vp9_picture_get_user_data (picture);
surface = (GstNvDecSurface *) gst_vp9_picture_get_user_data (picture);
if (!surface)
GST_DEBUG_OBJECT (self, "current picture does not have decoder surface");
if (!frame)
GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
return frame;
return surface;
}
static GstVp9Picture *
@ -388,13 +476,13 @@ gst_nv_vp9_dec_duplicate_picture (GstVp9Decoder * decoder,
GstVideoCodecFrame * frame, GstVp9Picture * picture)
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (decoder);
GstNvDecoderFrame *nv_frame;
GstNvDecSurface *surface;
GstVp9Picture *new_picture;
nv_frame = gst_nv_vp9_dec_get_decoder_frame_from_picture (self, picture);
surface = gst_nv_vp9_dec_get_decoder_frame_from_picture (self, picture);
if (!nv_frame) {
GST_ERROR_OBJECT (self, "Parent picture does not have decoder frame");
if (!surface) {
GST_ERROR_OBJECT (self, "Parent picture does not have decoder surface");
return nullptr;
}
@ -402,8 +490,8 @@ gst_nv_vp9_dec_duplicate_picture (GstVp9Decoder * decoder,
new_picture->frame_hdr = picture->frame_hdr;
gst_vp9_picture_set_user_data (new_picture,
gst_nv_decoder_frame_ref (nv_frame),
(GDestroyNotify) gst_nv_decoder_frame_unref);
gst_nv_dec_surface_ref (surface),
(GDestroyNotify) gst_nv_dec_surface_unref);
return new_picture;
}
@ -419,8 +507,8 @@ gst_nv_vp9_dec_decode_picture (GstVp9Decoder * decoder,
const GstVp9QuantizationParams *qp = &frame_hdr->quantization_params;
CUVIDPICPARAMS *params = &self->params;
CUVIDVP9PICPARAMS *vp9_params = &params->CodecSpecific.vp9;
GstNvDecoderFrame *frame;
GstNvDecoderFrame *other_frame;
GstNvDecSurface *surface;
GstNvDecSurface *other_surface;
guint offset = 0;
guint8 ref_frame_map[GST_VP9_REF_FRAMES];
gint i;
@ -454,8 +542,8 @@ gst_nv_vp9_dec_decode_picture (GstVp9Decoder * decoder,
GST_LOG_OBJECT (self, "Decode picture, size %" G_GSIZE_FORMAT, picture->size);
frame = gst_nv_vp9_dec_get_decoder_frame_from_picture (self, picture);
if (!frame) {
surface = gst_nv_vp9_dec_get_decoder_frame_from_picture (self, picture);
if (!surface) {
GST_ERROR_OBJECT (self, "Decoder frame is unavailable");
return GST_FLOW_ERROR;
}
@ -467,21 +555,21 @@ gst_nv_vp9_dec_decode_picture (GstVp9Decoder * decoder,
params->PicWidthInMbs = GST_ROUND_UP_16 (frame_hdr->width) >> 4;
params->FrameHeightInMbs = GST_ROUND_UP_16 (frame_hdr->height) >> 4;
params->CurrPicIdx = frame->index;
params->CurrPicIdx = surface->index;
vp9_params->width = frame_hdr->width;
vp9_params->height = frame_hdr->height;
for (i = 0; i < GST_VP9_REF_FRAMES; i++) {
if (dpb->pic_list[i]) {
other_frame = gst_nv_vp9_dec_get_decoder_frame_from_picture (self,
other_surface = gst_nv_vp9_dec_get_decoder_frame_from_picture (self,
dpb->pic_list[i]);
if (!other_frame) {
if (!other_surface) {
GST_ERROR_OBJECT (self, "Couldn't get decoder frame from picture");
return GST_FLOW_ERROR;
}
ref_frame_map[i] = other_frame->index;
ref_frame_map[i] = other_surface->index;
} else {
ref_frame_map[i] = 0xff;
}
@ -549,7 +637,7 @@ gst_nv_vp9_dec_decode_picture (GstVp9Decoder * decoder,
memcpy (vp9_params->segmentFeatureData, sp->feature_data,
sizeof (sp->feature_data));
if (!gst_nv_decoder_decode_picture (self->decoder, &self->params))
if (!gst_nv_decoder_decode (self->decoder, &self->params))
return GST_FLOW_ERROR;
return GST_FLOW_OK;
@ -561,21 +649,21 @@ gst_nv_vp9_dec_output_picture (GstVp9Decoder * decoder,
{
GstNvVp9Dec *self = GST_NV_VP9_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstNvDecoderFrame *decoder_frame;
GstNvDecSurface *surface;
GstFlowReturn ret = GST_FLOW_ERROR;
GST_LOG_OBJECT (self, "Outputting picture %p", picture);
decoder_frame = (GstNvDecoderFrame *) gst_vp9_picture_get_user_data (picture);
if (!decoder_frame) {
surface = (GstNvDecSurface *) gst_vp9_picture_get_user_data (picture);
if (!surface) {
GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
goto error;
}
if (!gst_nv_decoder_finish_frame (self->decoder, vdec, picture->discont_state,
decoder_frame, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to handle output picture");
ret = gst_nv_decoder_finish_surface (self->decoder,
vdec, picture->discont_state, surface, &frame->output_buffer);
if (ret != GST_FLOW_OK)
goto error;
}
gst_vp9_picture_unref (picture);
@ -585,7 +673,7 @@ error:
gst_video_decoder_drop_frame (vdec, frame);
gst_vp9_picture_unref (picture);
return GST_FLOW_ERROR;
return ret;
}
static guint

1
subprojects/gst-plugins-bad/sys/nvcodec/meson.build
View file

@ -8,6 +8,7 @@ nvcodec_sources = [
'gstnvav1dec.cpp',
'gstnvbaseenc.c',
'gstnvdec.c',
'gstnvdecobject.cpp',
'gstnvdecoder.cpp',
'gstnvenc.c',
'gstnvencoder.cpp',