--- /dev/null
+/* GStreamer
+ * Copyright (C) 2022 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 <gst/cuda/gstcudautils.h>
+
+#include "gstnvav1dec.h"
+#include "gstnvdecoder.h"
+
+#include <string.h>
+
+GST_DEBUG_CATEGORY_STATIC (gst_nv_av1_dec_debug);
+#define GST_CAT_DEFAULT gst_nv_av1_dec_debug
+
+typedef struct _GstNvAV1Dec
+{
+ GstAV1Decoder parent;
+
+ GstVideoCodecState *output_state;
+
+ GstCudaContext *context;
+ GstNvDecoder *decoder;
+
+ GstAV1SequenceHeaderOBU seq_hdr;
+ CUVIDPICPARAMS params;
+
+ /* slice buffer which will be passed to CUVIDPICPARAMS::pBitstreamData */
+ guint8 *bitstream_buffer;
+ /* allocated memory size of bitstream_buffer */
+ gsize bitstream_buffer_alloc_size;
+ /* current offset of bitstream_buffer (per frame) */
+ gsize bitstream_buffer_offset;
+
+ guint *tile_offsets;
+ guint tile_offsets_alloc_len;
+ guint num_tiles;
+
+ guint max_width;
+ guint max_height;
+ guint bitdepth;
+ guint8 film_grain_params_present;
+} GstNvAV1Dec;
+
+typedef struct _GstNvAV1DecClass
+{
+ GstAV1DecoderClass parent_class;
+ guint cuda_device_id;
+} GstNvAV1DecClass;
+
+typedef struct
+{
+ GstCaps *sink_caps;
+ GstCaps *src_caps;
+ guint cuda_device_id;
+} GstNvAV1DecClassData;
+
+static GTypeClass *parent_class = NULL;
+
+#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_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_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 GstFlowReturn gst_nv_av1_dec_new_sequence (GstAV1Decoder * decoder,
+ const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size);
+static GstFlowReturn gst_nv_av1_dec_new_picture (GstAV1Decoder * decoder,
+ GstVideoCodecFrame * frame, GstAV1Picture * picture);
+static GstAV1Picture *gst_nv_av1_dec_duplicate_picture (GstAV1Decoder *
+ decoder, GstVideoCodecFrame * frame, GstAV1Picture * picture);
+static GstFlowReturn gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder,
+ GstAV1Picture * picture, GstAV1Dpb * dpb);
+static GstFlowReturn gst_nv_av1_dec_decode_tile (GstAV1Decoder * decoder,
+ GstAV1Picture * picture, GstAV1Tile * tile);
+static GstFlowReturn gst_nv_av1_dec_end_picture (GstAV1Decoder * decoder,
+ GstAV1Picture * picture);
+static GstFlowReturn gst_nv_av1_dec_output_picture (GstAV1Decoder *
+ decoder, GstVideoCodecFrame * frame, GstAV1Picture * picture);
+static guint gst_nv_av1_dec_get_preferred_output_delay (GstAV1Decoder * decoder,
+ gboolean is_live);
+
+static void
+gst_nv_av1_dec_class_init (GstNvAV1DecClass * klass,
+ GstNvAV1DecClassData * cdata)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+ GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
+ GstAV1DecoderClass *av1decoder_class = GST_AV1_DECODER_CLASS (klass);
+
+ element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_set_context);
+
+ parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
+ gst_element_class_set_static_metadata (element_class, "NVDEC AV1 Decoder",
+ "Codec/Decoder/Video/Hardware",
+ "NVIDIA AV1 video decoder", "Seungha Yang <seungha@centricular.com>");
+
+ gst_element_class_add_pad_template (element_class,
+ gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
+ cdata->sink_caps));
+ gst_element_class_add_pad_template (element_class,
+ gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
+ cdata->src_caps));
+
+ decoder_class->open = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_open);
+ decoder_class->close = GST_DEBUG_FUNCPTR (gst_nv_av1_dec_close);
+ 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);
+
+ av1decoder_class->new_sequence =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_new_sequence);
+ av1decoder_class->new_picture =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_new_picture);
+ av1decoder_class->duplicate_picture =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_duplicate_picture);
+ av1decoder_class->start_picture =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_start_picture);
+ av1decoder_class->decode_tile =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_decode_tile);
+ av1decoder_class->end_picture =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_end_picture);
+ av1decoder_class->output_picture =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_output_picture);
+ av1decoder_class->get_preferred_output_delay =
+ GST_DEBUG_FUNCPTR (gst_nv_av1_dec_get_preferred_output_delay);
+
+ klass->cuda_device_id = cdata->cuda_device_id;
+
+ gst_caps_unref (cdata->sink_caps);
+ gst_caps_unref (cdata->src_caps);
+ g_free (cdata);
+}
+
+static void
+gst_nv_av1_dec_init (GstNvAV1Dec * self)
+{
+}
+
+static void
+gst_nv_av1_dec_set_context (GstElement * element, GstContext * context)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (element);
+ GstNvAV1DecClass *klass = GST_NV_AV1_DEC_GET_CLASS (self);
+
+ GST_DEBUG_OBJECT (self, "set context %s",
+ gst_context_get_context_type (context));
+
+ if (gst_cuda_handle_set_context (element, context, klass->cuda_device_id,
+ &self->context)) {
+ goto done;
+ }
+
+ if (self->decoder)
+ gst_nv_decoder_handle_set_context (self->decoder, element, context);
+
+done:
+ GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
+}
+
+static gboolean
+gst_nv_av1_dec_open (GstVideoDecoder * decoder)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstNvAV1DecClass *klass = GST_NV_AV1_DEC_GET_CLASS (self);
+
+ if (!gst_cuda_ensure_element_context (GST_ELEMENT (self),
+ klass->cuda_device_id, &self->context)) {
+ GST_ERROR_OBJECT (self, "Required element data is unavailable");
+ return FALSE;
+ }
+
+ self->decoder = gst_nv_decoder_new (self->context);
+ if (!self->decoder) {
+ GST_ERROR_OBJECT (self, "Failed to create decoder object");
+ gst_clear_object (&self->context);
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static void
+gst_nv_av1_dec_reset_bitstream_params (GstNvAV1Dec * self)
+{
+ self->bitstream_buffer_offset = 0;
+ self->num_tiles = 0;
+
+ self->params.nBitstreamDataLen = 0;
+ self->params.pBitstreamData = NULL;
+ self->params.nNumSlices = 0;
+ self->params.pSliceDataOffsets = NULL;
+}
+
+static gboolean
+gst_nv_av1_dec_close (GstVideoDecoder * decoder)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+
+ g_clear_pointer (&self->output_state, gst_video_codec_state_unref);
+ gst_clear_object (&self->decoder);
+ gst_clear_object (&self->context);
+
+ gst_nv_av1_dec_reset_bitstream_params (self);
+
+ g_free (self->bitstream_buffer);
+ self->bitstream_buffer = NULL;
+
+ g_free (self->tile_offsets);
+ self->tile_offsets = NULL;
+
+ self->bitstream_buffer_alloc_size = 0;
+ self->tile_offsets_alloc_len = 0;
+
+ return TRUE;
+}
+
+static gboolean
+gst_nv_av1_dec_negotiate (GstVideoDecoder * decoder)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstAV1Decoder *av1dec = GST_AV1_DECODER (decoder);
+
+ GST_DEBUG_OBJECT (self, "negotiate");
+
+ gst_nv_decoder_negotiate (self->decoder, decoder, av1dec->input_state,
+ &self->output_state);
+
+ return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
+}
+
+static gboolean
+gst_nv_av1_dec_decide_allocation (GstVideoDecoder * decoder, GstQuery * query)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+
+ if (!gst_nv_decoder_decide_allocation (self->decoder, decoder, query)) {
+ GST_WARNING_OBJECT (self, "Failed to handle decide allocation");
+ return FALSE;
+ }
+
+ return GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation
+ (decoder, query);
+}
+
+static gboolean
+gst_nv_av1_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+
+ switch (GST_QUERY_TYPE (query)) {
+ case GST_QUERY_CONTEXT:
+ if (gst_cuda_handle_context_query (GST_ELEMENT (decoder), query,
+ self->context)) {
+ return TRUE;
+ } else if (self->decoder &&
+ gst_nv_decoder_handle_context_query (self->decoder, decoder, query)) {
+ return TRUE;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_new_sequence (GstAV1Decoder * decoder,
+ const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ gboolean modified = FALSE;
+ guint max_width, max_height;
+
+ GST_LOG_OBJECT (self, "new sequence");
+
+ if (seq_hdr->seq_profile != GST_AV1_PROFILE_0) {
+ GST_WARNING_OBJECT (self, "Unsupported profile %d", seq_hdr->seq_profile);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (seq_hdr->num_planes != 3) {
+ GST_WARNING_OBJECT (self, "Monochrome is not supported");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ self->seq_hdr = *seq_hdr;
+
+ if (self->bitdepth != seq_hdr->bit_depth) {
+ GST_INFO_OBJECT (self, "Bitdepth changed %d -> %d", self->bitdepth,
+ seq_hdr->bit_depth);
+ self->bitdepth = seq_hdr->bit_depth;
+ modified = TRUE;
+ }
+
+ max_width = seq_hdr->max_frame_width_minus_1 + 1;
+ max_height = seq_hdr->max_frame_height_minus_1 + 1;
+
+ if (self->max_width != max_width || self->max_height != max_height) {
+ GST_INFO_OBJECT (self, "Resolution changed %dx%d -> %dx%d",
+ self->max_width, self->max_height, max_width, max_height);
+ self->max_width = max_width;
+ self->max_height = max_height;
+ modified = TRUE;
+ }
+
+ if (self->film_grain_params_present != seq_hdr->film_grain_params_present) {
+ GST_INFO_OBJECT (self, "Film grain present changed %d -> %d",
+ self->film_grain_params_present, seq_hdr->film_grain_params_present);
+ self->film_grain_params_present = seq_hdr->film_grain_params_present;
+ modified = TRUE;
+ }
+
+ if (modified || !gst_nv_decoder_is_configured (self->decoder)) {
+ GstVideoInfo info;
+ GstVideoFormat out_format = GST_VIDEO_FORMAT_UNKNOWN;
+
+ if (self->bitdepth == 8) {
+ out_format = GST_VIDEO_FORMAT_NV12;
+ } else if (self->bitdepth == 10) {
+ out_format = GST_VIDEO_FORMAT_P010_10LE;
+ } else {
+ GST_WARNING_OBJECT (self, "Invalid bit-depth %d", seq_hdr->bit_depth);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ gst_video_info_set_format (&info,
+ out_format, self->max_width, 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)) {
+ GST_ERROR_OBJECT (self, "Failed to create decoder");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (!gst_video_decoder_negotiate (GST_VIDEO_DECODER (self))) {
+ GST_ERROR_OBJECT (self, "Failed to negotiate with downstream");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ }
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_new_picture (GstAV1Decoder * decoder,
+ GstVideoCodecFrame * frame, GstAV1Picture * picture)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstNvDecoderFrame *nv_frame;
+
+ nv_frame = gst_nv_decoder_new_frame (self->decoder);
+ if (!nv_frame) {
+ GST_ERROR_OBJECT (self, "No available decoder frame");
+ return GST_FLOW_ERROR;
+ }
+
+ GST_LOG_OBJECT (self,
+ "New decoder frame %p (index %d)", nv_frame, nv_frame->index);
+
+ gst_av1_picture_set_user_data (picture,
+ nv_frame, (GDestroyNotify) gst_nv_decoder_frame_unref);
+
+ return GST_FLOW_OK;
+}
+
+static GstNvDecoderFrame *
+gst_nv_av1_dec_get_decoder_frame_from_picture (GstNvAV1Dec * self,
+ GstAV1Picture * picture)
+{
+ GstNvDecoderFrame *frame;
+
+ frame = (GstNvDecoderFrame *) gst_av1_picture_get_user_data (picture);
+
+ if (!frame)
+ GST_DEBUG_OBJECT (self, "current picture does not have decoder frame");
+
+ return frame;
+}
+
+static GstAV1Picture *
+gst_nv_av1_dec_duplicate_picture (GstAV1Decoder * decoder,
+ GstVideoCodecFrame * frame, GstAV1Picture * picture)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstNvDecoderFrame *nv_frame;
+ GstAV1Picture *new_picture;
+
+ nv_frame = gst_nv_av1_dec_get_decoder_frame_from_picture (self, picture);
+
+ if (!nv_frame) {
+ GST_ERROR_OBJECT (self, "Parent picture does not have decoder frame");
+ return NULL;
+ }
+
+ new_picture = gst_av1_picture_new ();
+ 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);
+
+ return new_picture;
+}
+
+static inline guint8
+gst_nv_av1_dec_get_lr_unit_size (guint size)
+{
+ switch (size) {
+ case 32:
+ return 0;
+ case 64:
+ return 1;
+ case 128:
+ return 2;
+ case 256:
+ return 3;
+ default:
+ break;
+ }
+
+ return 3;
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_start_picture (GstAV1Decoder * decoder, GstAV1Picture * picture,
+ GstAV1Dpb * dpb)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ CUVIDPICPARAMS *params = &self->params;
+ CUVIDAV1PICPARAMS *av1_params = ¶ms->CodecSpecific.av1;
+ const GstAV1SequenceHeaderOBU *seq_hdr = &self->seq_hdr;
+ const GstAV1FrameHeaderOBU *frame_hdr = &picture->frame_hdr;
+ const GstAV1GlobalMotionParams *gmp = &frame_hdr->global_motion_params;
+ const GstAV1QuantizationParams *qp = &frame_hdr->quantization_params;
+ const GstAV1TileInfo *ti = &frame_hdr->tile_info;
+ const GstAV1CDEFParams *cp = &frame_hdr->cdef_params;
+ const GstAV1SegmenationParams *sp = &frame_hdr->segmentation_params;
+ 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;
+ GstAV1Picture *other_pic;
+ guint i, j;
+
+ frame = gst_nv_av1_dec_get_decoder_frame_from_picture (self, picture);
+ if (!frame) {
+ GST_ERROR_OBJECT (self, "Decoder frame is unavailable");
+ return GST_FLOW_ERROR;
+ }
+
+ memset (params, 0, sizeof (CUVIDPICPARAMS));
+
+ 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->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;
+
+ /* sequence header */
+ av1_params->profile = seq_hdr->seq_profile;
+ av1_params->use_128x128_superblock = seq_hdr->use_128x128_superblock;
+ av1_params->subsampling_x = seq_hdr->color_config.subsampling_x;
+ av1_params->subsampling_y = seq_hdr->color_config.subsampling_y;
+ av1_params->mono_chrome = seq_hdr->color_config.mono_chrome;
+ av1_params->bit_depth_minus8 = seq_hdr->bit_depth - 8;
+ av1_params->enable_filter_intra = seq_hdr->enable_filter_intra;
+ av1_params->enable_intra_edge_filter = seq_hdr->enable_intra_edge_filter;
+ av1_params->enable_interintra_compound = seq_hdr->enable_interintra_compound;
+ av1_params->enable_masked_compound = seq_hdr->enable_masked_compound;
+ av1_params->enable_dual_filter = seq_hdr->enable_dual_filter;
+ av1_params->enable_order_hint = seq_hdr->enable_order_hint;
+ av1_params->order_hint_bits_minus1 = seq_hdr->order_hint_bits_minus_1;
+ av1_params->enable_jnt_comp = seq_hdr->enable_jnt_comp;
+ av1_params->enable_superres = seq_hdr->enable_superres;
+ av1_params->enable_cdef = seq_hdr->enable_cdef;
+ av1_params->enable_restoration = seq_hdr->enable_restoration;
+ av1_params->enable_fgs = seq_hdr->film_grain_params_present;
+
+ /* frame header */
+ av1_params->frame_type = frame_hdr->frame_type;
+ av1_params->show_frame = frame_hdr->show_frame;
+ av1_params->disable_cdf_update = frame_hdr->disable_cdf_update;
+ av1_params->allow_screen_content_tools =
+ frame_hdr->allow_screen_content_tools;
+ if (frame_hdr->force_integer_mv || frame_hdr->frame_is_intra)
+ av1_params->force_integer_mv = 1;
+ else
+ av1_params->force_integer_mv = 0;
+ if (frame_hdr->use_superres) {
+ av1_params->coded_denom =
+ frame_hdr->superres_denom - GST_AV1_SUPERRES_DENOM_MIN;
+ } else {
+ av1_params->coded_denom = 0;
+ }
+ av1_params->allow_intrabc = frame_hdr->allow_intrabc;
+ av1_params->allow_high_precision_mv = frame_hdr->allow_high_precision_mv;
+ av1_params->interp_filter = frame_hdr->interpolation_filter;
+ av1_params->switchable_motion_mode = frame_hdr->is_motion_mode_switchable;
+ av1_params->use_ref_frame_mvs = frame_hdr->use_ref_frame_mvs;
+ av1_params->disable_frame_end_update_cdf =
+ frame_hdr->disable_frame_end_update_cdf;
+ av1_params->delta_q_present = qp->delta_q_present;
+ av1_params->delta_q_res = qp->delta_q_res;
+ av1_params->using_qmatrix = qp->using_qmatrix;
+ av1_params->coded_lossless = frame_hdr->coded_lossless;
+ av1_params->use_superres = frame_hdr->use_superres;
+ av1_params->tx_mode = frame_hdr->tx_mode;
+ av1_params->reference_mode = frame_hdr->reference_select;
+ av1_params->allow_warped_motion = frame_hdr->allow_warped_motion;
+ av1_params->reduced_tx_set = frame_hdr->reduced_tx_set;
+ av1_params->skip_mode = frame_hdr->skip_mode_present;
+
+ /* tiling info */
+ av1_params->num_tile_cols = ti->tile_cols;
+ av1_params->num_tile_rows = ti->tile_rows;
+ av1_params->context_update_tile_id = ti->context_update_tile_id;
+ for (i = 0; i < ti->tile_cols; i++)
+ av1_params->tile_widths[i] = ti->width_in_sbs_minus_1[i] + 1;
+
+ for (i = 0; i < ti->tile_rows; i++)
+ av1_params->tile_heights[i] = ti->height_in_sbs_minus_1[i] + 1;
+
+ /* CDEF */
+ av1_params->cdef_damping_minus_3 = cp->cdef_damping - 3;
+ av1_params->cdef_bits = cp->cdef_bits;
+ for (i = 0; i < GST_AV1_CDEF_MAX; i++) {
+ guint8 primary;
+ guint8 secondary;
+
+ primary = cp->cdef_y_pri_strength[i];
+ secondary = cp->cdef_y_sec_strength[i];
+ if (secondary == 4)
+ secondary--;
+
+ av1_params->cdef_y_strength[i] = (primary & 0x0f) | (secondary << 4);
+
+ primary = cp->cdef_uv_pri_strength[i];
+ secondary = cp->cdef_uv_sec_strength[i];
+ if (secondary == 4)
+ secondary--;
+
+ av1_params->cdef_uv_strength[i] = (primary & 0x0f) | (secondary << 4);
+ }
+
+ /* SkipModeFrames */
+ if (frame_hdr->skip_mode_present) {
+ av1_params->SkipModeFrame0 = frame_hdr->skip_mode_frame[0];
+ av1_params->SkipModeFrame1 = frame_hdr->skip_mode_frame[1];
+ }
+
+ /* qp information */
+ av1_params->base_qindex = qp->base_q_idx;
+ av1_params->qp_y_dc_delta_q = qp->delta_q_y_dc;
+ av1_params->qp_u_dc_delta_q = qp->delta_q_u_dc;
+ av1_params->qp_u_ac_delta_q = qp->delta_q_u_ac;
+ av1_params->qp_v_dc_delta_q = qp->delta_q_v_dc;
+ av1_params->qp_v_ac_delta_q = qp->delta_q_v_ac;
+ av1_params->qm_y = qp->qm_y;
+ av1_params->qm_u = qp->qm_u;
+ av1_params->qm_v = qp->qm_v;
+
+ /* segmentation */
+ av1_params->segmentation_enabled = sp->segmentation_enabled;
+ av1_params->segmentation_update_map = sp->segmentation_update_map;
+ av1_params->segmentation_update_data = sp->segmentation_update_data;
+ av1_params->segmentation_temporal_update = sp->segmentation_temporal_update;
+ for (i = 0; i < GST_AV1_MAX_SEGMENTS; i++) {
+ for (j = 0; j < GST_AV1_SEG_LVL_MAX; j++) {
+ av1_params->segmentation_feature_data[i][j] = sp->feature_data[i][j];
+ av1_params->segmentation_feature_mask[i] |=
+ sp->feature_enabled[i][j] << j;
+ }
+ }
+
+ /* loopfilter */
+ av1_params->loop_filter_level[0] = lp->loop_filter_level[0];
+ av1_params->loop_filter_level[1] = lp->loop_filter_level[1];
+ av1_params->loop_filter_level_u = lp->loop_filter_level[2];
+ av1_params->loop_filter_level_v = lp->loop_filter_level[3];
+ av1_params->loop_filter_sharpness = lp->loop_filter_sharpness;
+ for (i = 0; i < GST_AV1_TOTAL_REFS_PER_FRAME; i++) {
+ av1_params->loop_filter_ref_deltas[i] = lp->loop_filter_ref_deltas[i];
+ }
+ av1_params->loop_filter_mode_deltas[0] = lp->loop_filter_mode_deltas[0];
+ av1_params->loop_filter_mode_deltas[1] = lp->loop_filter_mode_deltas[1];
+ av1_params->loop_filter_delta_enabled = lp->loop_filter_delta_enabled;
+ av1_params->loop_filter_delta_update = lp->loop_filter_delta_update;
+ av1_params->delta_lf_present = lp->delta_lf_present;
+ av1_params->delta_lf_res = lp->delta_lf_res;
+ av1_params->delta_lf_multi = lp->delta_lf_multi;
+
+ /* restoration */
+ for (i = 0; i < 3; i++) {
+ av1_params->lr_unit_size[i] =
+ gst_nv_av1_dec_get_lr_unit_size (lrp->loop_restoration_size[i]);
+ }
+ av1_params->lr_type[0] = lrp->frame_restoration_type[0];
+ av1_params->lr_type[1] = lrp->frame_restoration_type[1];
+ av1_params->lr_type[2] = lrp->frame_restoration_type[2];
+
+ /* reference frames */
+ for (i = 0; i < GST_AV1_TOTAL_REFS_PER_FRAME; i++) {
+ guint8 ref_idx = 0xff;
+
+ 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) {
+ GST_ERROR_OBJECT (self, "reference frame is unavailable");
+ return GST_FLOW_ERROR;
+ }
+
+ ref_idx = other_frame->decode_frame_index;
+ }
+
+ av1_params->ref_frame_map[i] = ref_idx;
+ }
+
+ if (frame_hdr->primary_ref_frame == GST_AV1_PRIMARY_REF_NONE) {
+ av1_params->primary_ref_frame = 0xff;
+ } else {
+ guint8 primary_ref_idx;
+
+ g_assert (frame_hdr->primary_ref_frame < 8);
+
+ primary_ref_idx = frame_hdr->ref_frame_idx[frame_hdr->primary_ref_frame];
+ av1_params->primary_ref_frame = av1_params->ref_frame_map[primary_ref_idx];
+ }
+ av1_params->temporal_layer_id = picture->temporal_id;
+ av1_params->spatial_layer_id = picture->spatial_id;
+
+ /* ref frame list and global motion */
+ for (i = 0; i < GST_AV1_REFS_PER_FRAME; i++) {
+ gint8 ref_idx = frame_hdr->ref_frame_idx[i];
+
+ other_pic = NULL;
+
+ if (ref_idx >= 0)
+ other_pic = dpb->pic_list[ref_idx];
+
+ if (other_pic) {
+ other_frame =
+ gst_nv_av1_dec_get_decoder_frame_from_picture (self, other_pic);
+
+ av1_params->ref_frame[i].index = other_frame->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 {
+ av1_params->ref_frame[i].index = 0xff;
+ }
+
+ av1_params->global_motion[i].invalid = gmp->invalid[i];
+ av1_params->global_motion[i].wmtype =
+ gmp->gm_type[GST_AV1_REF_LAST_FRAME + i];
+ for (j = 0; j < 6; j++) {
+ av1_params->global_motion[i].wmmat[j] =
+ gmp->gm_params[GST_AV1_REF_LAST_FRAME + i][j];
+ }
+ }
+
+ /* film grain params */
+ if (seq_hdr->film_grain_params_present) {
+ av1_params->apply_grain = fgp->apply_grain;
+ av1_params->overlap_flag = fgp->overlap_flag;
+ av1_params->scaling_shift_minus8 = fgp->grain_scaling_minus_8;
+ av1_params->chroma_scaling_from_luma = fgp->chroma_scaling_from_luma;
+ av1_params->ar_coeff_lag = fgp->ar_coeff_lag;
+ av1_params->ar_coeff_shift_minus6 = fgp->ar_coeff_shift_minus_6;
+ av1_params->grain_scale_shift = fgp->grain_scale_shift;
+ av1_params->clip_to_restricted_range = fgp->clip_to_restricted_range;
+ av1_params->num_y_points = fgp->num_y_points;
+ for (i = 0; i < fgp->num_y_points && i < 14; i++) {
+ av1_params->scaling_points_y[i][0] = fgp->point_y_value[i];
+ av1_params->scaling_points_y[i][1] = fgp->point_y_scaling[i];
+ }
+
+ av1_params->num_cb_points = fgp->num_cb_points;
+ for (i = 0; i < fgp->num_cb_points && i < 10; i++) {
+ av1_params->scaling_points_cb[i][0] = fgp->point_cb_value[i];
+ av1_params->scaling_points_cb[i][1] = fgp->point_cb_scaling[i];
+ }
+
+ av1_params->num_cr_points = fgp->num_cr_points;
+ for (i = 0; i < fgp->num_cr_points && i < 10; i++) {
+ av1_params->scaling_points_cr[i][0] = fgp->point_cr_value[i];
+ av1_params->scaling_points_cr[i][1] = fgp->point_cr_scaling[i];
+ }
+
+ av1_params->random_seed = fgp->grain_seed;
+ for (i = 0; i < 24; i++) {
+ av1_params->ar_coeffs_y[i] = (short) fgp->ar_coeffs_y_plus_128[i] - 128;
+ }
+
+ for (i = 0; i < 25; i++) {
+ av1_params->ar_coeffs_cb[i] = (short) fgp->ar_coeffs_cb_plus_128[i] - 128;
+ av1_params->ar_coeffs_cr[i] = (short) fgp->ar_coeffs_cr_plus_128[i] - 128;
+ }
+ av1_params->cb_mult = fgp->cb_mult;
+ av1_params->cb_luma_mult = fgp->cb_luma_mult;
+ av1_params->cb_offset = fgp->cb_offset;
+ av1_params->cr_mult = fgp->cr_mult;
+ av1_params->cr_luma_mult = fgp->cr_luma_mult;
+ av1_params->cr_offset = fgp->cr_offset;
+ }
+
+ gst_nv_av1_dec_reset_bitstream_params (self);
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_decode_tile (GstAV1Decoder * decoder,
+ GstAV1Picture * picture, GstAV1Tile * tile)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstAV1TileGroupOBU *tile_group = &tile->tile_group;
+ guint i;
+ guint buffer_size;
+
+ if (tile_group->num_tiles * 2 > self->tile_offsets_alloc_len) {
+ self->tile_offsets_alloc_len = tile_group->num_tiles * 2;
+
+ self->tile_offsets = (guint *) g_realloc_n (self->tile_offsets,
+ self->tile_offsets_alloc_len, sizeof (guint));
+ }
+
+ self->num_tiles = tile_group->num_tiles;
+
+ for (i = tile_group->tg_start; i <= tile_group->tg_end; i++) {
+ guint offset = self->bitstream_buffer_offset +
+ tile_group->entry[i].tile_offset;
+
+ self->tile_offsets[i * 2] = offset;
+ self->tile_offsets[i * 2 + 1] = offset + tile_group->entry[i].tile_size;
+ }
+
+ buffer_size = self->bitstream_buffer_offset + tile->obu.obu_size;
+ if (buffer_size > self->bitstream_buffer_alloc_size) {
+ guint alloc_size = buffer_size * 2;
+
+ self->bitstream_buffer = (guint8 *) g_realloc (self->bitstream_buffer,
+ alloc_size);
+ self->bitstream_buffer_alloc_size = alloc_size;
+ }
+
+ memcpy (self->bitstream_buffer + self->bitstream_buffer_offset,
+ tile->obu.data, tile->obu.obu_size);
+
+ self->bitstream_buffer_offset += tile->obu.obu_size;
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_end_picture (GstAV1Decoder * decoder, GstAV1Picture * picture)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ gboolean ret;
+ CUVIDPICPARAMS *params = &self->params;
+
+ params->nBitstreamDataLen = self->bitstream_buffer_offset;
+ params->pBitstreamData = self->bitstream_buffer;
+ params->nNumSlices = self->num_tiles;
+ params->pSliceDataOffsets = self->tile_offsets;
+
+ ret = gst_nv_decoder_decode_picture (self->decoder, params);
+
+ if (!ret) {
+ GST_ERROR_OBJECT (self, "Failed to decode picture");
+ return GST_FLOW_ERROR;
+ }
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_nv_av1_dec_output_picture (GstAV1Decoder * decoder,
+ GstVideoCodecFrame * frame, GstAV1Picture * picture)
+{
+ GstNvAV1Dec *self = GST_NV_AV1_DEC (decoder);
+ GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
+ GstNvDecoderFrame *decoder_frame;
+
+ GST_LOG_OBJECT (self, "Outputting picture %p", picture);
+
+ decoder_frame = (GstNvDecoderFrame *) gst_av1_picture_get_user_data (picture);
+ if (!decoder_frame) {
+ GST_ERROR_OBJECT (self, "No decoder frame in picture %p", picture);
+ goto error;
+ }
+
+ if (!gst_nv_decoder_finish_frame (self->decoder, vdec, decoder_frame,
+ &frame->output_buffer)) {
+ GST_ERROR_OBJECT (self, "Failed to handle output picture");
+ goto error;
+ }
+
+ gst_av1_picture_unref (picture);
+
+ return gst_video_decoder_finish_frame (vdec, frame);
+
+error:
+ gst_video_decoder_drop_frame (vdec, frame);
+ gst_av1_picture_unref (picture);
+
+ return GST_FLOW_ERROR;
+}
+
+static guint
+gst_nv_av1_dec_get_preferred_output_delay (GstAV1Decoder * decoder,
+ gboolean is_live)
+{
+ /* Prefer to zero latency for live pipeline */
+ if (is_live)
+ return 0;
+
+ /* NVCODEC SDK uses 4 frame delay for better throughput performance */
+ return 4;
+}
+
+void
+gst_nv_av1_dec_register (GstPlugin * plugin, guint device_id, guint rank,
+ GstCaps * sink_caps, GstCaps * src_caps)
+{
+ GType type;
+ gchar *type_name;
+ gchar *feature_name;
+ guint index = 0;
+ GTypeInfo type_info = {
+ sizeof (GstNvAV1DecClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) gst_nv_av1_dec_class_init,
+ NULL,
+ NULL,
+ sizeof (GstNvAV1Dec),
+ 0,
+ (GInstanceInitFunc) gst_nv_av1_dec_init,
+ };
+ GstNvAV1DecClassData *cdata;
+
+ GST_DEBUG_CATEGORY_INIT (gst_nv_av1_dec_debug, "nvav1dec", 0, "nvav1dec");
+
+ cdata = g_new0 (GstNvAV1DecClassData, 1);
+ cdata->sink_caps = gst_caps_ref (sink_caps);
+ cdata->src_caps = gst_caps_ref (src_caps);
+ cdata->cuda_device_id = device_id;
+
+ type_info.class_data = cdata;
+
+ type_name = g_strdup ("GstNvAV1Dec");
+ feature_name = g_strdup ("nvav1dec");
+
+ while (g_type_from_name (type_name)) {
+ index++;
+ g_free (type_name);
+ g_free (feature_name);
+ type_name = g_strdup_printf ("GstNvAV1Device%dDec", index);
+ feature_name = g_strdup_printf ("nvav1device%ddec", index);
+ }
+
+ type = g_type_register_static (GST_TYPE_AV1_DECODER,
+ type_name, &type_info, 0);
+
+ /* make lower rank than default device */
+ if (rank > 0 && index != 0)
+ rank--;
+
+ if (index != 0)
+ gst_element_type_set_skip_documentation (type);
+
+ if (!gst_element_register (plugin, feature_name, rank, type))
+ GST_WARNING ("Failed to register plugin '%s'", type_name);
+
+ g_free (type_name);
+ g_free (feature_name);
+}
projects / platform / upstream / gstreamer.git / commitdiff