mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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541f9ba34d
gst_video_encoder_get_oldest_frame() is nullable, and will signal that all frames are handled by returning NULL. Fixes #3650 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7251>
1132 lines
38 KiB
C
1132 lines
38 KiB
C
/*
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* Copyright(c) 2019 Intel Corporation
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* Authors: Jun Tian <jun.tian@intel.com> Xavier Hallade <xavier.hallade@intel.com>
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* SPDX - License - Identifier: LGPL-2.1-or-later
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*/
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/**
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* SECTION:element-gstsvtav1enc
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*
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* The svtav1enc element does AV1 encoding using Scalable
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* Video Technology for AV1 Encoder (SVT-AV1 Encoder).
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*
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* <refsect2>
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* <title>Example launch line</title>
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* |[
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* gst-launch-1.0 -e videotestsrc ! video/x-raw ! svtav1enc ! matroskamux ! filesink location=out.mkv
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* ]|
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* Encodes test input into AV1 compressed data which is then packaged in out.mkv
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* </refsect2>
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*/
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#include "config.h"
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#include "gstsvtav1enc.h"
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideoencoder.h>
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#if !SVT_AV1_CHECK_VERSION(1,2,1)
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#define SVT_AV1_RC_MODE_CQP_OR_CRF 0
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#define SVT_AV1_RC_MODE_VBR 1
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#define SVT_AV1_RC_MODE_CBR 2
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#endif
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GST_DEBUG_CATEGORY_STATIC (gst_svtav1enc_debug_category);
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#define GST_CAT_DEFAULT gst_svtav1enc_debug_category
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#define GST_SVTAV1ENC_TYPE_INTRA_REFRESH_TYPE (gst_svtav1enc_intra_refresh_type_get_type())
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static GType
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gst_svtav1enc_intra_refresh_type_get_type (void)
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{
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static GType intra_refresh_type = 0;
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static const GEnumValue intra_refresh[] = {
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{SVT_AV1_FWDKF_REFRESH, "Open GOP", "CRA"},
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{SVT_AV1_KF_REFRESH, "Closed GOP", "IDR"},
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{0, NULL, NULL},
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};
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if (!intra_refresh_type) {
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intra_refresh_type =
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g_enum_register_static ("GstSvtAv1EncIntraRefreshType", intra_refresh);
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}
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return intra_refresh_type;
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}
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typedef struct _GstSvtAv1Enc
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{
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GstVideoEncoder video_encoder;
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/* SVT-AV1 Encoder Handle */
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EbComponentType *svt_encoder;
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/* GStreamer Codec state */
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GstVideoCodecState *state;
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/* SVT-AV1 configuration */
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EbSvtAv1EncConfiguration *svt_config;
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/* Property values */
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guint preset;
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guint target_bitrate;
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guint max_bitrate;
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guint max_qp_allowed;
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guint min_qp_allowed;
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gint cqp, crf;
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guint maximum_buffer_size;
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gint intra_period_length;
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gint intra_refresh_type;
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gint logical_processors;
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gint target_socket;
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gchar *parameters_string;
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EbBufferHeaderType *input_buf;
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} GstSvtAv1Enc;
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/* prototypes */
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static void gst_svtav1enc_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_svtav1enc_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec);
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static void gst_svtav1enc_finalize (GObject * object);
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static void gst_svtav1enc_allocate_svt_buffers (GstSvtAv1Enc * svtav1enc);
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static void gst_svtav1enc_deallocate_svt_buffers (GstSvtAv1Enc * svtav1enc);
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static gboolean gst_svtav1enc_configure_svt (GstSvtAv1Enc * svtav1enc);
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static GstFlowReturn gst_svtav1enc_encode (GstSvtAv1Enc * svtav1enc,
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GstVideoCodecFrame * frame);
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static gboolean gst_svtav1enc_send_eos (GstSvtAv1Enc * svtav1enc);
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static GstFlowReturn gst_svtav1enc_dequeue_encoded_frames (GstSvtAv1Enc *
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svtav1enc, gboolean closing_encoder, gboolean output_frames);
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static gboolean gst_svtav1enc_open (GstVideoEncoder * encoder);
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static gboolean gst_svtav1enc_close (GstVideoEncoder * encoder);
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static gboolean gst_svtav1enc_start (GstVideoEncoder * encoder);
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static gboolean gst_svtav1enc_stop (GstVideoEncoder * encoder);
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static gboolean gst_svtav1enc_set_format (GstVideoEncoder * encoder,
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GstVideoCodecState * state);
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static GstFlowReturn gst_svtav1enc_handle_frame (GstVideoEncoder * encoder,
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GstVideoCodecFrame * frame);
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static GstFlowReturn gst_svtav1enc_finish (GstVideoEncoder * encoder);
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static gboolean gst_svtav1enc_propose_allocation (GstVideoEncoder * encoder,
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GstQuery * query);
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static gboolean gst_svtav1enc_flush (GstVideoEncoder * encoder);
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static void gst_svtav1enc_parse_parameters_string (GstSvtAv1Enc * svtav1enc);
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enum
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{
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PROP_0,
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PROP_PRESET,
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PROP_TARGET_BITRATE,
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PROP_MAX_BITRATE,
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PROP_MAX_QP_ALLOWED,
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PROP_MIN_QP_ALLOWED,
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PROP_CQP,
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PROP_CRF,
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PROP_MAXIMUM_BUFFER_SIZE,
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PROP_INTRA_PERIOD_LENGTH,
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PROP_INTRA_REFRESH_TYPE,
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PROP_LOGICAL_PROCESSORS,
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PROP_TARGET_SOCKET,
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PROP_PARAMETERS_STRING,
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};
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#define PROP_PRESET_DEFAULT 10
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#define PROP_TARGET_BITRATE_DEFAULT 0
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#define PROP_MAX_BITRATE_DEFAULT 0
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#define PROP_QP_MAX_QP_ALLOWED_DEFAULT 63
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#define PROP_QP_MIN_QP_ALLOWED_DEFAULT 1
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#define PROP_CQP_DEFAULT -1
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#define PROP_CRF_DEFAULT 35
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#define PROP_MAXIMUM_BUFFER_SIZE_DEFAULT 1000
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#define PROP_INTRA_PERIOD_LENGTH_DEFAULT -2
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#define PROP_INTRA_REFRESH_TYPE_DEFAULT SVT_AV1_KF_REFRESH
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#define PROP_LOGICAL_PROCESSORS_DEFAULT 0
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#define PROP_TARGET_SOCKET_DEFAULT -1
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#define PROP_PARAMETERS_STRING_DEFAULT NULL
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#if G_BYTE_ORDER == G_LITTLE_ENDIAN
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#define FORMAT_I420_10 "I420_10LE"
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#else
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#define FORMAT_I420_10 "I420_10BE"
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#endif
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/* pad templates */
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static GstStaticPadTemplate gst_svtav1enc_sink_pad_template =
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GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-raw, " "format = (string) {I420, " FORMAT_I420_10
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"}, " "width = (int) [64, 16384], " "height = (int) [64, 8704], "
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"framerate = (fraction) [0, MAX]"));
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static GstStaticPadTemplate gst_svtav1enc_src_pad_template =
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GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-av1, " "stream-format = (string) obu-stream, "
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"alignment = (string) tu, " "width = (int) [64, 16384], "
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"height = (int) [64, 8704], " "framerate = (fraction) [0, MAX]"));
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/* class initialization */
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G_DEFINE_TYPE_WITH_CODE (GstSvtAv1Enc, gst_svtav1enc, GST_TYPE_VIDEO_ENCODER,
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GST_DEBUG_CATEGORY_INIT (gst_svtav1enc_debug_category, "svtav1enc", 0,
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"SVT-AV1 encoder element"));
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GST_ELEMENT_REGISTER_DEFINE (svtav1enc, "svtav1enc", GST_RANK_SECONDARY,
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gst_svtav1enc_get_type ());
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/* this mutex is required to avoid race conditions in SVT-AV1 memory allocations, which aren't thread-safe */
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G_LOCK_DEFINE_STATIC (init_mutex);
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static void
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gst_svtav1enc_class_init (GstSvtAv1EncClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstVideoEncoderClass *video_encoder_class = GST_VIDEO_ENCODER_CLASS (klass);
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gst_element_class_add_static_pad_template (GST_ELEMENT_CLASS (klass),
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&gst_svtav1enc_src_pad_template);
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gst_element_class_add_static_pad_template (GST_ELEMENT_CLASS (klass),
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&gst_svtav1enc_sink_pad_template);
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gst_element_class_set_static_metadata (GST_ELEMENT_CLASS (klass),
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"SvtAv1Enc",
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"Codec/Encoder/Video",
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"Scalable Video Technology for AV1 Encoder (SVT-AV1 Encoder)",
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"Jun Tian <jun.tian@intel.com> Xavier Hallade <xavier.hallade@intel.com>");
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gobject_class->set_property = gst_svtav1enc_set_property;
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gobject_class->get_property = gst_svtav1enc_get_property;
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gobject_class->finalize = gst_svtav1enc_finalize;
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video_encoder_class->open = GST_DEBUG_FUNCPTR (gst_svtav1enc_open);
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video_encoder_class->close = GST_DEBUG_FUNCPTR (gst_svtav1enc_close);
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video_encoder_class->start = GST_DEBUG_FUNCPTR (gst_svtav1enc_start);
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video_encoder_class->stop = GST_DEBUG_FUNCPTR (gst_svtav1enc_stop);
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video_encoder_class->set_format =
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GST_DEBUG_FUNCPTR (gst_svtav1enc_set_format);
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video_encoder_class->handle_frame =
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GST_DEBUG_FUNCPTR (gst_svtav1enc_handle_frame);
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video_encoder_class->finish = GST_DEBUG_FUNCPTR (gst_svtav1enc_finish);
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video_encoder_class->propose_allocation =
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GST_DEBUG_FUNCPTR (gst_svtav1enc_propose_allocation);
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video_encoder_class->flush = GST_DEBUG_FUNCPTR (gst_svtav1enc_flush);
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g_object_class_install_property (gobject_class,
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PROP_PRESET,
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g_param_spec_uint ("preset",
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"Preset",
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"Quality vs density tradeoff point"
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" that the encoding is to be performed at"
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" (0 is the highest quality, 13 is the highest speed) ",
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0,
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13, PROP_PRESET_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_TARGET_BITRATE,
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g_param_spec_uint ("target-bitrate",
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"Target bitrate",
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"Target bitrate in kbits/sec. Enables CBR or VBR mode",
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0,
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100000,
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PROP_TARGET_BITRATE_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_MAX_BITRATE,
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g_param_spec_uint ("max-bitrate",
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"Maximum bitrate",
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"Maximum bitrate in kbits/sec. Enables VBR mode if a different "
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"target-bitrate is provided",
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0,
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100000,
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PROP_MAX_BITRATE_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
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GST_PARAM_MUTABLE_PLAYING));
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g_object_class_install_property (gobject_class,
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PROP_MAX_QP_ALLOWED,
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g_param_spec_uint ("max-qp-allowed",
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"Max Quantization parameter",
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"Maximum QP value allowed for rate control use"
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" Only used in CBR and VBR mode.",
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0,
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63, PROP_MAX_QP_ALLOWED, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_MIN_QP_ALLOWED,
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g_param_spec_uint ("min-qp-allowed",
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"Min Quantization parameter",
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"Minimum QP value allowed for rate control use"
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" Only used in CBR and VBR mode.",
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0,
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63, PROP_MIN_QP_ALLOWED, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_CQP,
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g_param_spec_int ("cqp",
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"Quantization parameter",
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"Quantization parameter used in CQP mode (-1 is disabled)",
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-1,
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63, PROP_CQP_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_CRF,
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g_param_spec_int ("crf",
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"Constant Rate Factor",
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"Quantization parameter used in CRF mode (-1 is disabled)",
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-1,
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63, PROP_CRF_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_MAXIMUM_BUFFER_SIZE,
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g_param_spec_uint ("maximum-buffer-size",
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"Maximum Buffer Size",
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"Maximum buffer size in milliseconds."
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" Only used in CBR mode.",
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20,
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10000,
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PROP_MAXIMUM_BUFFER_SIZE_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_INTRA_PERIOD_LENGTH,
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g_param_spec_int ("intra-period-length",
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"Intra Period Length",
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"Period of Intra Frames insertion (-2 is auto, -1 no updates)",
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-2,
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G_MAXINT,
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PROP_INTRA_PERIOD_LENGTH_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_INTRA_REFRESH_TYPE,
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g_param_spec_enum ("intra-refresh-type",
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"Intra refresh type",
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"CRA (open GOP)"
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"or IDR frames (closed GOP)",
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GST_SVTAV1ENC_TYPE_INTRA_REFRESH_TYPE,
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PROP_INTRA_REFRESH_TYPE_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_LOGICAL_PROCESSORS,
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g_param_spec_uint ("logical-processors",
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"Logical Processors",
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"Number of logical CPU cores to be used. 0: auto",
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0,
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G_MAXUINT,
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PROP_LOGICAL_PROCESSORS_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_TARGET_SOCKET,
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g_param_spec_int ("target-socket",
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"Target socket",
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"Target CPU socket to run on. -1: all available",
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-1,
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15,
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PROP_TARGET_SOCKET_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class,
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PROP_PARAMETERS_STRING,
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g_param_spec_string ("parameters-string",
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"Parameters String",
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"Colon-delimited list of key=value pairs of additional parameters to set",
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PROP_PARAMETERS_STRING_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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static void
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gst_svtav1enc_init (GstSvtAv1Enc * svtav1enc)
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{
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svtav1enc->svt_config = g_new0 (EbSvtAv1EncConfiguration, 1);
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svtav1enc->preset = PROP_PRESET_DEFAULT;
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svtav1enc->target_bitrate = PROP_TARGET_BITRATE_DEFAULT;
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svtav1enc->max_bitrate = PROP_MAX_BITRATE_DEFAULT;
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svtav1enc->max_qp_allowed = PROP_QP_MAX_QP_ALLOWED_DEFAULT;
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svtav1enc->min_qp_allowed = PROP_QP_MIN_QP_ALLOWED_DEFAULT;
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svtav1enc->cqp = PROP_CQP_DEFAULT;
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svtav1enc->crf = PROP_CRF_DEFAULT;
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svtav1enc->maximum_buffer_size = PROP_MAXIMUM_BUFFER_SIZE_DEFAULT;
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svtav1enc->intra_period_length = PROP_INTRA_PERIOD_LENGTH_DEFAULT;
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svtav1enc->intra_refresh_type = PROP_INTRA_REFRESH_TYPE_DEFAULT;
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svtav1enc->logical_processors = PROP_LOGICAL_PROCESSORS_DEFAULT;
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svtav1enc->target_socket = PROP_TARGET_SOCKET_DEFAULT;
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svtav1enc->parameters_string = PROP_PARAMETERS_STRING_DEFAULT;
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}
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static void
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gst_svtav1enc_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (object);
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/* TODO: support reconfiguring on the fly when possible */
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if (svtav1enc->state) {
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GST_ERROR_OBJECT (svtav1enc,
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"encoder state has been set before properties, this isn't supported yet.");
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return;
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}
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GST_LOG_OBJECT (svtav1enc, "setting property %u", property_id);
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switch (property_id) {
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case PROP_PRESET:
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svtav1enc->preset = g_value_get_uint (value);
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break;
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case PROP_TARGET_BITRATE:
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svtav1enc->target_bitrate = g_value_get_uint (value) * 1000;
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break;
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case PROP_MAX_BITRATE:
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svtav1enc->max_bitrate = g_value_get_uint (value) * 1000;
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break;
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case PROP_MAX_QP_ALLOWED:
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svtav1enc->max_qp_allowed = g_value_get_uint (value);
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break;
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case PROP_MIN_QP_ALLOWED:
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svtav1enc->min_qp_allowed = g_value_get_uint (value);
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break;
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case PROP_CQP:
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svtav1enc->cqp = g_value_get_int (value);
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break;
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case PROP_CRF:
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svtav1enc->crf = g_value_get_int (value);
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break;
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case PROP_MAXIMUM_BUFFER_SIZE:
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svtav1enc->maximum_buffer_size = g_value_get_uint (value);
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break;
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case PROP_INTRA_PERIOD_LENGTH:
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svtav1enc->intra_period_length = g_value_get_int (value);
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break;
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case PROP_INTRA_REFRESH_TYPE:
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svtav1enc->intra_refresh_type = g_value_get_enum (value);
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break;
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case PROP_LOGICAL_PROCESSORS:
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svtav1enc->logical_processors = g_value_get_uint (value);
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break;
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case PROP_TARGET_SOCKET:
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svtav1enc->target_socket = g_value_get_int (value);
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break;
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case PROP_PARAMETERS_STRING:{
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g_free (svtav1enc->parameters_string);
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svtav1enc->parameters_string = g_value_dup_string (value);
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break;
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}
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_svtav1enc_get_property (GObject * object, guint property_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (object);
|
|
|
|
GST_LOG_OBJECT (svtav1enc, "getting property %u", property_id);
|
|
|
|
switch (property_id) {
|
|
case PROP_PRESET:
|
|
g_value_set_uint (value, svtav1enc->preset);
|
|
break;
|
|
case PROP_TARGET_BITRATE:
|
|
g_value_set_uint (value, svtav1enc->target_bitrate / 1000);
|
|
break;
|
|
case PROP_MAX_BITRATE:
|
|
g_value_set_uint (value, svtav1enc->max_bitrate / 1000);
|
|
break;
|
|
case PROP_MAX_QP_ALLOWED:
|
|
g_value_set_uint (value, svtav1enc->max_qp_allowed);
|
|
break;
|
|
case PROP_MIN_QP_ALLOWED:
|
|
g_value_set_uint (value, svtav1enc->min_qp_allowed);
|
|
break;
|
|
case PROP_CQP:
|
|
g_value_set_int (value, svtav1enc->cqp);
|
|
break;
|
|
case PROP_CRF:
|
|
g_value_set_int (value, svtav1enc->crf);
|
|
break;
|
|
case PROP_MAXIMUM_BUFFER_SIZE:
|
|
g_value_set_uint (value, svtav1enc->maximum_buffer_size);
|
|
break;
|
|
case PROP_INTRA_PERIOD_LENGTH:
|
|
g_value_set_int (value, svtav1enc->intra_period_length);
|
|
break;
|
|
case PROP_INTRA_REFRESH_TYPE:
|
|
g_value_set_enum (value, svtav1enc->intra_refresh_type);
|
|
break;
|
|
case PROP_LOGICAL_PROCESSORS:
|
|
g_value_set_uint (value, svtav1enc->logical_processors);
|
|
break;
|
|
case PROP_TARGET_SOCKET:
|
|
g_value_set_int (value, svtav1enc->target_socket);
|
|
break;
|
|
case PROP_PARAMETERS_STRING:
|
|
g_value_set_string (value, svtav1enc->parameters_string);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_svtav1enc_finalize (GObject * object)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (object);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "finalizing svtav1enc");
|
|
|
|
g_free (svtav1enc->svt_config);
|
|
g_free (svtav1enc->parameters_string);
|
|
|
|
G_OBJECT_CLASS (gst_svtav1enc_parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
gst_svtav1enc_allocate_svt_buffers (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
svtav1enc->input_buf = g_new0 (EbBufferHeaderType, 1);
|
|
svtav1enc->input_buf->p_buffer = (guint8 *) g_new0 (EbSvtIOFormat, 1);
|
|
svtav1enc->input_buf->size = sizeof (EbBufferHeaderType);
|
|
svtav1enc->input_buf->p_app_private = NULL;
|
|
svtav1enc->input_buf->pic_type = EB_AV1_INVALID_PICTURE;
|
|
svtav1enc->input_buf->metadata = NULL;
|
|
}
|
|
|
|
static void
|
|
gst_svtav1enc_deallocate_svt_buffers (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
if (svtav1enc->input_buf) {
|
|
g_free (svtav1enc->input_buf->p_buffer);
|
|
svtav1enc->input_buf->p_buffer = NULL;
|
|
g_free (svtav1enc->input_buf);
|
|
svtav1enc->input_buf = NULL;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_configure_svt (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
if (!svtav1enc->state) {
|
|
GST_WARNING_OBJECT (svtav1enc, "no state, can't configure encoder yet");
|
|
return FALSE;
|
|
}
|
|
|
|
/* set object properties */
|
|
svtav1enc->svt_config->enc_mode = svtav1enc->preset;
|
|
if (svtav1enc->target_bitrate != 0) {
|
|
svtav1enc->svt_config->target_bit_rate = svtav1enc->target_bitrate;
|
|
if (svtav1enc->target_bitrate != svtav1enc->max_bitrate) {
|
|
GST_DEBUG_OBJECT (svtav1enc,
|
|
"Enabling VBR mode (br %u max-br %u max-qp %u min-qp %u)",
|
|
svtav1enc->target_bitrate,
|
|
svtav1enc->max_bitrate,
|
|
svtav1enc->max_qp_allowed, svtav1enc->min_qp_allowed);
|
|
svtav1enc->svt_config->max_bit_rate = svtav1enc->max_bitrate;
|
|
svtav1enc->svt_config->rate_control_mode = SVT_AV1_RC_MODE_VBR;
|
|
} else {
|
|
GST_DEBUG_OBJECT (svtav1enc,
|
|
"Enabling CBR mode (br %u max-bs %u)",
|
|
svtav1enc->target_bitrate, svtav1enc->maximum_buffer_size);
|
|
svtav1enc->svt_config->rate_control_mode = SVT_AV1_RC_MODE_CBR;
|
|
svtav1enc->svt_config->maximum_buffer_size_ms =
|
|
svtav1enc->maximum_buffer_size;
|
|
}
|
|
svtav1enc->svt_config->max_qp_allowed = svtav1enc->max_qp_allowed;
|
|
svtav1enc->svt_config->min_qp_allowed = svtav1enc->min_qp_allowed;
|
|
svtav1enc->svt_config->force_key_frames = FALSE;
|
|
} else if (svtav1enc->crf > 0) {
|
|
GST_DEBUG_OBJECT (svtav1enc, "Enabling CRF mode (qp %u)", svtav1enc->crf);
|
|
svtav1enc->svt_config->qp = svtav1enc->crf;
|
|
svtav1enc->svt_config->rate_control_mode = SVT_AV1_RC_MODE_CQP_OR_CRF;
|
|
svtav1enc->svt_config->force_key_frames = TRUE;
|
|
} else if (svtav1enc->cqp > 0) {
|
|
GST_DEBUG_OBJECT (svtav1enc, "Enabling CQP mode (qp %u)", svtav1enc->cqp);
|
|
svtav1enc->svt_config->qp = svtav1enc->cqp;
|
|
svtav1enc->svt_config->rate_control_mode = SVT_AV1_RC_MODE_CQP_OR_CRF;
|
|
svtav1enc->svt_config->enable_adaptive_quantization = FALSE;
|
|
svtav1enc->svt_config->force_key_frames = TRUE;
|
|
} else {
|
|
GST_DEBUG_OBJECT (svtav1enc, "Using default rate control settings");
|
|
}
|
|
svtav1enc->svt_config->intra_period_length = svtav1enc->intra_period_length;
|
|
svtav1enc->svt_config->intra_refresh_type = svtav1enc->intra_refresh_type;
|
|
svtav1enc->svt_config->logical_processors = svtav1enc->logical_processors;
|
|
svtav1enc->svt_config->target_socket = svtav1enc->target_socket;
|
|
gst_svtav1enc_parse_parameters_string (svtav1enc);
|
|
|
|
/* set properties out of GstVideoInfo */
|
|
const GstVideoInfo *info = &svtav1enc->state->info;
|
|
svtav1enc->svt_config->encoder_bit_depth =
|
|
GST_VIDEO_INFO_COMP_DEPTH (info, 0);
|
|
svtav1enc->svt_config->source_width = GST_VIDEO_INFO_WIDTH (info);
|
|
svtav1enc->svt_config->source_height = GST_VIDEO_INFO_HEIGHT (info);
|
|
svtav1enc->svt_config->frame_rate_numerator = GST_VIDEO_INFO_FPS_N (info) > 0
|
|
? GST_VIDEO_INFO_FPS_N (info)
|
|
: 1;
|
|
svtav1enc->svt_config->frame_rate_denominator =
|
|
GST_VIDEO_INFO_FPS_D (info) > 0 ? GST_VIDEO_INFO_FPS_D (info)
|
|
: 1;
|
|
GST_LOG_OBJECT (svtav1enc,
|
|
"width %d, height %d, framerate %d/%d",
|
|
svtav1enc->svt_config->source_width,
|
|
svtav1enc->svt_config->source_height,
|
|
svtav1enc->svt_config->frame_rate_numerator,
|
|
svtav1enc->svt_config->frame_rate_denominator);
|
|
|
|
switch (GST_VIDEO_INFO_COLORIMETRY (info).primaries) {
|
|
case GST_VIDEO_COLOR_PRIMARIES_BT709:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_BT_709;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_BT470M:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_BT_470_M;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_BT470BG:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_BT_470_B_G;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_SMPTE170M:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_BT_601;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_SMPTE240M:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_SMPTE_240;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_FILM:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_GENERIC_FILM;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_BT2020:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_BT_2020;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_SMPTERP431:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_SMPTE_431;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_SMPTEEG432:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_SMPTE_432;
|
|
break;
|
|
case GST_VIDEO_COLOR_PRIMARIES_EBU3213:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_EBU_3213;
|
|
break;
|
|
default:
|
|
svtav1enc->svt_config->color_primaries = EB_CICP_CP_UNSPECIFIED;
|
|
break;
|
|
}
|
|
|
|
switch (GST_VIDEO_INFO_COLORIMETRY (info).transfer) {
|
|
case GST_VIDEO_TRANSFER_BT709:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_BT_709;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_GAMMA28:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_BT_470_B_G;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_BT601:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_BT_601;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_SMPTE240M:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_SMPTE_240;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_GAMMA10:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_LINEAR;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_LOG100:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_LOG_100;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_LOG316:
|
|
svtav1enc->svt_config->transfer_characteristics =
|
|
EB_CICP_TC_LOG_100_SQRT10;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_SRGB:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_SRGB;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_BT2020_10:
|
|
svtav1enc->svt_config->transfer_characteristics =
|
|
EB_CICP_TC_BT_2020_10_BIT;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_BT2020_12:
|
|
svtav1enc->svt_config->transfer_characteristics =
|
|
EB_CICP_TC_BT_2020_12_BIT;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_SMPTE2084:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_SMPTE_2084;
|
|
break;
|
|
case GST_VIDEO_TRANSFER_ARIB_STD_B67:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_HLG;
|
|
break;
|
|
default:
|
|
svtav1enc->svt_config->transfer_characteristics = EB_CICP_TC_UNSPECIFIED;
|
|
break;
|
|
}
|
|
|
|
switch (GST_VIDEO_INFO_COLORIMETRY (info).matrix) {
|
|
case GST_VIDEO_COLOR_MATRIX_RGB:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_IDENTITY;
|
|
break;
|
|
case GST_VIDEO_COLOR_MATRIX_BT709:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_BT_709;
|
|
break;
|
|
case GST_VIDEO_COLOR_MATRIX_FCC:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_FCC;
|
|
break;
|
|
case GST_VIDEO_COLOR_MATRIX_BT601:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_BT_601;
|
|
break;
|
|
case GST_VIDEO_COLOR_MATRIX_SMPTE240M:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_SMPTE_240;
|
|
break;
|
|
case GST_VIDEO_COLOR_MATRIX_BT2020:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_BT_2020_NCL;
|
|
break;
|
|
|
|
default:
|
|
svtav1enc->svt_config->matrix_coefficients = EB_CICP_MC_UNSPECIFIED;
|
|
break;
|
|
}
|
|
|
|
if (GST_VIDEO_INFO_COLORIMETRY (info).range == GST_VIDEO_COLOR_RANGE_0_255) {
|
|
svtav1enc->svt_config->color_range = EB_CR_FULL_RANGE;
|
|
} else {
|
|
svtav1enc->svt_config->color_range = EB_CR_STUDIO_RANGE;
|
|
}
|
|
|
|
switch (GST_VIDEO_INFO_CHROMA_SITE (info)) {
|
|
case GST_VIDEO_CHROMA_SITE_V_COSITED:
|
|
svtav1enc->svt_config->chroma_sample_position = EB_CSP_VERTICAL;
|
|
break;
|
|
case GST_VIDEO_CHROMA_SITE_COSITED:
|
|
svtav1enc->svt_config->chroma_sample_position = EB_CSP_COLOCATED;
|
|
break;
|
|
default:
|
|
svtav1enc->svt_config->chroma_sample_position = EB_CSP_UNKNOWN;
|
|
}
|
|
|
|
GstVideoMasteringDisplayInfo master_display_info;
|
|
if (gst_video_mastering_display_info_from_caps (&master_display_info,
|
|
svtav1enc->state->caps)) {
|
|
svtav1enc->svt_config->mastering_display.r.x =
|
|
master_display_info.display_primaries[0].x;
|
|
svtav1enc->svt_config->mastering_display.r.y =
|
|
master_display_info.display_primaries[0].y;
|
|
svtav1enc->svt_config->mastering_display.g.x =
|
|
master_display_info.display_primaries[1].x;
|
|
svtav1enc->svt_config->mastering_display.g.y =
|
|
master_display_info.display_primaries[1].y;
|
|
svtav1enc->svt_config->mastering_display.b.x =
|
|
master_display_info.display_primaries[2].x;
|
|
svtav1enc->svt_config->mastering_display.b.y =
|
|
master_display_info.display_primaries[2].y;
|
|
svtav1enc->svt_config->mastering_display.white_point.x =
|
|
master_display_info.white_point.x;
|
|
svtav1enc->svt_config->mastering_display.white_point.y =
|
|
master_display_info.white_point.y;
|
|
svtav1enc->svt_config->mastering_display.max_luma =
|
|
master_display_info.max_display_mastering_luminance;
|
|
svtav1enc->svt_config->mastering_display.min_luma =
|
|
master_display_info.min_display_mastering_luminance;
|
|
svtav1enc->svt_config->high_dynamic_range_input = TRUE;
|
|
} else {
|
|
memset (&svtav1enc->svt_config->mastering_display,
|
|
0, sizeof (svtav1enc->svt_config->mastering_display));
|
|
svtav1enc->svt_config->high_dynamic_range_input = FALSE;
|
|
}
|
|
|
|
GstVideoContentLightLevel content_light_level;
|
|
if (gst_video_content_light_level_from_caps (&content_light_level,
|
|
svtav1enc->state->caps)) {
|
|
svtav1enc->svt_config->content_light_level.max_cll =
|
|
content_light_level.max_content_light_level;
|
|
svtav1enc->svt_config->content_light_level.max_fall =
|
|
content_light_level.max_frame_average_light_level;
|
|
} else {
|
|
memset (&svtav1enc->svt_config->content_light_level,
|
|
0, sizeof (svtav1enc->svt_config->content_light_level));
|
|
}
|
|
|
|
EbErrorType res =
|
|
svt_av1_enc_set_parameter (svtav1enc->svt_encoder, svtav1enc->svt_config);
|
|
if (res != EB_ErrorNone) {
|
|
GST_ELEMENT_ERROR (svtav1enc,
|
|
LIBRARY,
|
|
INIT, (NULL), ("svt_av1_enc_set_parameter failed with error %d", res));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_start_svt (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
G_LOCK (init_mutex);
|
|
EbErrorType res = svt_av1_enc_init (svtav1enc->svt_encoder);
|
|
G_UNLOCK (init_mutex);
|
|
|
|
if (res != EB_ErrorNone) {
|
|
GST_ELEMENT_ERROR (svtav1enc, LIBRARY, INIT, (NULL),
|
|
("svt_av1_enc_init failed with error %d", res));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_svtav1enc_encode (GstSvtAv1Enc * svtav1enc, GstVideoCodecFrame * frame)
|
|
{
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
EbErrorType res = EB_ErrorNone;
|
|
EbBufferHeaderType *input_buffer = svtav1enc->input_buf;
|
|
EbSvtIOFormat *input_picture_buffer =
|
|
(EbSvtIOFormat *) svtav1enc->input_buf->p_buffer;
|
|
GstVideoFrame video_frame;
|
|
|
|
if (!gst_video_frame_map (&video_frame, &svtav1enc->state->info,
|
|
frame->input_buffer, GST_MAP_READ)) {
|
|
GST_ELEMENT_ERROR (svtav1enc, LIBRARY, ENCODE, (NULL),
|
|
("couldn't map input frame"));
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
input_picture_buffer->y_stride =
|
|
GST_VIDEO_FRAME_COMP_STRIDE (&video_frame,
|
|
0) / GST_VIDEO_FRAME_COMP_PSTRIDE (&video_frame, 0);
|
|
input_picture_buffer->cb_stride =
|
|
GST_VIDEO_FRAME_COMP_STRIDE (&video_frame,
|
|
1) / GST_VIDEO_FRAME_COMP_PSTRIDE (&video_frame, 1);
|
|
input_picture_buffer->cr_stride =
|
|
GST_VIDEO_FRAME_COMP_STRIDE (&video_frame,
|
|
2) / GST_VIDEO_FRAME_COMP_PSTRIDE (&video_frame, 2);
|
|
|
|
input_picture_buffer->luma = GST_VIDEO_FRAME_PLANE_DATA (&video_frame, 0);
|
|
input_picture_buffer->cb = GST_VIDEO_FRAME_PLANE_DATA (&video_frame, 1);
|
|
input_picture_buffer->cr = GST_VIDEO_FRAME_PLANE_DATA (&video_frame, 2);
|
|
|
|
input_buffer->n_filled_len = GST_VIDEO_FRAME_SIZE (&video_frame);
|
|
|
|
/* Fill in Buffers Header control data */
|
|
input_buffer->flags = 0;
|
|
input_buffer->p_app_private = NULL;
|
|
input_buffer->pts = frame->pts;
|
|
input_buffer->pic_type = EB_AV1_INVALID_PICTURE;
|
|
|
|
if (GST_VIDEO_CODEC_FRAME_IS_FORCE_KEYFRAME (frame)) {
|
|
input_buffer->pic_type = EB_AV1_KEY_PICTURE;
|
|
}
|
|
|
|
input_buffer->metadata = NULL;
|
|
|
|
res = svt_av1_enc_send_picture (svtav1enc->svt_encoder, input_buffer);
|
|
if (res != EB_ErrorNone) {
|
|
GST_ELEMENT_ERROR (svtav1enc, LIBRARY, ENCODE, (NULL),
|
|
("error in sending picture to encoder"));
|
|
ret = GST_FLOW_ERROR;
|
|
}
|
|
gst_video_frame_unmap (&video_frame);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_send_eos (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
EbErrorType ret = EB_ErrorNone;
|
|
|
|
EbBufferHeaderType input_buffer;
|
|
input_buffer.n_alloc_len = 0;
|
|
input_buffer.n_filled_len = 0;
|
|
input_buffer.n_tick_count = 0;
|
|
input_buffer.p_app_private = NULL;
|
|
input_buffer.flags = EB_BUFFERFLAG_EOS;
|
|
input_buffer.p_buffer = NULL;
|
|
input_buffer.metadata = NULL;
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "send eos");
|
|
|
|
ret = svt_av1_enc_send_picture (svtav1enc->svt_encoder, &input_buffer);
|
|
|
|
if (ret != EB_ErrorNone) {
|
|
GST_ELEMENT_ERROR (svtav1enc, LIBRARY, ENCODE, (NULL),
|
|
("couldn't send EOS frame."));
|
|
return FALSE;
|
|
}
|
|
|
|
return (ret == EB_ErrorNone);
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_flush (GstVideoEncoder * encoder)
|
|
{
|
|
GstFlowReturn ret =
|
|
gst_svtav1enc_dequeue_encoded_frames (GST_SVTAV1ENC (encoder), TRUE,
|
|
FALSE);
|
|
|
|
return (ret != GST_FLOW_ERROR);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_svtav1enc_dequeue_encoded_frames (GstSvtAv1Enc * svtav1enc,
|
|
gboolean done_sending_pics, gboolean output_frames)
|
|
{
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
EbErrorType res = EB_ErrorNone;
|
|
gboolean encode_at_eos = FALSE;
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "dequeue encoded frames");
|
|
|
|
do {
|
|
GstVideoCodecFrame *frame = NULL;
|
|
EbBufferHeaderType *output_buf = NULL;
|
|
|
|
res =
|
|
svt_av1_enc_get_packet (svtav1enc->svt_encoder, &output_buf,
|
|
done_sending_pics);
|
|
|
|
if (output_buf != NULL)
|
|
encode_at_eos =
|
|
((output_buf->flags & EB_BUFFERFLAG_EOS) == EB_BUFFERFLAG_EOS);
|
|
|
|
if (res == EB_ErrorMax) {
|
|
GST_ELEMENT_ERROR (svtav1enc, LIBRARY, ENCODE, (NULL), ("encode failed"));
|
|
return GST_FLOW_ERROR;
|
|
} else if (res != EB_NoErrorEmptyQueue && output_frames && output_buf) {
|
|
// AV1 has no frame re-ordering so always get the oldest frame
|
|
if (!(frame =
|
|
gst_video_encoder_get_oldest_frame (GST_VIDEO_ENCODER
|
|
(svtav1enc)))) {
|
|
svt_av1_enc_release_out_buffer (&output_buf);
|
|
break;
|
|
}
|
|
|
|
if (output_buf->pic_type == EB_AV1_KEY_PICTURE
|
|
|| output_buf->pic_type == EB_AV1_INTRA_ONLY_PICTURE) {
|
|
GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (frame);
|
|
}
|
|
|
|
if ((ret =
|
|
gst_video_encoder_allocate_output_frame (GST_VIDEO_ENCODER
|
|
(svtav1enc), frame,
|
|
output_buf->n_filled_len)) != GST_FLOW_OK) {
|
|
svt_av1_enc_release_out_buffer (&output_buf);
|
|
gst_video_codec_frame_unref (frame);
|
|
return ret;
|
|
}
|
|
gst_buffer_fill (frame->output_buffer, 0, output_buf->p_buffer,
|
|
output_buf->n_filled_len);
|
|
|
|
frame->pts = frame->output_buffer->pts = output_buf->pts;
|
|
|
|
GST_LOG_OBJECT (svtav1enc,
|
|
"#frame:%u pts:%" G_GINT64_FORMAT " SliceType:%d\n",
|
|
frame->system_frame_number, (frame->pts), output_buf->pic_type);
|
|
|
|
svt_av1_enc_release_out_buffer (&output_buf);
|
|
output_buf = NULL;
|
|
|
|
ret =
|
|
gst_video_encoder_finish_frame (GST_VIDEO_ENCODER (svtav1enc), frame);
|
|
}
|
|
|
|
} while (res == EB_ErrorNone && !encode_at_eos && ret == GST_FLOW_OK);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_open (GstVideoEncoder * encoder)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "open");
|
|
|
|
EbErrorType res = svt_av1_enc_init_handle (&svtav1enc->svt_encoder, NULL,
|
|
svtav1enc->svt_config);
|
|
if (res != EB_ErrorNone) {
|
|
GST_ELEMENT_ERROR (svtav1enc,
|
|
LIBRARY,
|
|
INIT, (NULL), ("svt_av1_enc_init_handle failed with error %d", res));
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_close (GstVideoEncoder * encoder)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "close");
|
|
|
|
svt_av1_enc_deinit_handle (svtav1enc->svt_encoder);
|
|
svtav1enc->svt_encoder = NULL;
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_start (GstVideoEncoder * encoder)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "start");
|
|
|
|
gst_svtav1enc_allocate_svt_buffers (svtav1enc);
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_stop (GstVideoEncoder * encoder)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "stop");
|
|
|
|
if (svtav1enc->state)
|
|
gst_video_codec_state_unref (svtav1enc->state);
|
|
svtav1enc->state = NULL;
|
|
|
|
svt_av1_enc_deinit (svtav1enc->svt_encoder);
|
|
gst_svtav1enc_deallocate_svt_buffers (svtav1enc);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_set_format (GstVideoEncoder * encoder, GstVideoCodecState * state)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
GstClockTime min_latency_frames = 0;
|
|
GstCaps *src_caps = NULL;
|
|
GstVideoCodecState *output_state;
|
|
GST_DEBUG_OBJECT (svtav1enc, "set_format");
|
|
|
|
if (svtav1enc->state
|
|
&& !gst_video_info_is_equal (&svtav1enc->state->info, &state->info)) {
|
|
gst_svtav1enc_finish (encoder);
|
|
gst_svtav1enc_stop (encoder);
|
|
gst_svtav1enc_close (encoder);
|
|
gst_svtav1enc_open (encoder);
|
|
gst_svtav1enc_start (encoder);
|
|
}
|
|
svtav1enc->state = gst_video_codec_state_ref (state);
|
|
|
|
if (!gst_svtav1enc_configure_svt (svtav1enc))
|
|
return FALSE;
|
|
if (!gst_svtav1enc_start_svt (svtav1enc))
|
|
return FALSE;
|
|
|
|
guint32 fps = svtav1enc->svt_config->frame_rate_numerator /
|
|
svtav1enc->svt_config->frame_rate_denominator;
|
|
fps = fps > 120 ? 120 : fps;
|
|
fps = fps < 24 ? 24 : fps;
|
|
|
|
min_latency_frames = ((fps * 5) >> 2);
|
|
|
|
gst_video_encoder_set_latency (encoder,
|
|
min_latency_frames * GST_SECOND /
|
|
(svtav1enc->svt_config->frame_rate_numerator /
|
|
svtav1enc->svt_config->frame_rate_denominator), -1);
|
|
|
|
src_caps = gst_static_pad_template_get_caps (&gst_svtav1enc_src_pad_template);
|
|
output_state =
|
|
gst_video_encoder_set_output_state (GST_VIDEO_ENCODER (encoder), src_caps,
|
|
svtav1enc->state);
|
|
gst_video_codec_state_unref (output_state);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "output caps: %" GST_PTR_FORMAT,
|
|
svtav1enc->state->caps);
|
|
|
|
return gst_video_encoder_negotiate (encoder);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_svtav1enc_handle_frame (GstVideoEncoder * encoder,
|
|
GstVideoCodecFrame * frame)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "handle_frame");
|
|
|
|
ret = gst_svtav1enc_encode (svtav1enc, frame);
|
|
gst_video_codec_frame_unref (frame);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_DEBUG_OBJECT (svtav1enc, "gst_svtav1enc_encode returned %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
return gst_svtav1enc_dequeue_encoded_frames (svtav1enc, FALSE, TRUE);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_svtav1enc_finish (GstVideoEncoder * encoder)
|
|
{
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "finish");
|
|
|
|
if (svtav1enc->state) {
|
|
gst_svtav1enc_send_eos (svtav1enc);
|
|
ret = gst_svtav1enc_dequeue_encoded_frames (svtav1enc, TRUE, TRUE);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_svtav1enc_propose_allocation (GstVideoEncoder * encoder, GstQuery * query)
|
|
{
|
|
GstSvtAv1Enc *svtav1enc = GST_SVTAV1ENC (encoder);
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "propose_allocation");
|
|
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
|
|
|
|
return
|
|
GST_VIDEO_ENCODER_CLASS (gst_svtav1enc_parent_class)->propose_allocation
|
|
(encoder, query);
|
|
}
|
|
|
|
static void
|
|
gst_svtav1enc_parse_parameters_string (GstSvtAv1Enc * svtav1enc)
|
|
{
|
|
gchar **key_values, **p;
|
|
|
|
if (!svtav1enc->parameters_string)
|
|
return;
|
|
|
|
p = key_values = g_strsplit (svtav1enc->parameters_string, ":", -1);
|
|
while (p && *p) {
|
|
gchar *equals;
|
|
EbErrorType res;
|
|
|
|
equals = strchr (*p, '=');
|
|
if (!equals) {
|
|
p++;
|
|
continue;
|
|
}
|
|
|
|
*equals = '\0';
|
|
equals++;
|
|
|
|
GST_DEBUG_OBJECT (svtav1enc, "Setting parameter %s=%s", *p, equals);
|
|
|
|
res = svt_av1_enc_parse_parameter (svtav1enc->svt_config, *p, equals);
|
|
if (res != EB_ErrorNone) {
|
|
GST_WARNING_OBJECT (svtav1enc, "Failed to set parameter %s=%s: %d", *p,
|
|
equals, res);
|
|
}
|
|
|
|
p++;
|
|
}
|
|
|
|
g_strfreev (key_values);
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
return GST_ELEMENT_REGISTER (svtav1enc, plugin);
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR, svtav1,
|
|
"Scalable Video Technology for AV1 (SVT-AV1)", plugin_init,
|
|
VERSION, "LGPL", PACKAGE_NAME, GST_PACKAGE_ORIGIN)
|