/* GStreamer H265 encoder plugin * Copyright (C) 2019 Yeongjin Jeong * * 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. */ /** * SECTION:element-svthevcenc * @title: svthevcenc * * This element encodes raw video into H265 compressed data. * **/ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "gstsvthevcenc.h" #include #include #include #include #include #include #include #include GST_DEBUG_CATEGORY_STATIC (svthevc_enc_debug); #define GST_CAT_DEFAULT svthevc_enc_debug enum { PROP_0, PROP_INSERT_VUI, PROP_AUD, PROP_HIERARCHICAL_LEVEL, PROP_LOOKAHEAD_DISTANCE, PROP_ENCODER_MODE, PROP_RC_MODE, PROP_QP_I, PROP_QP_MAX, PROP_QP_MIN, PROP_SCENE_CHANGE_DETECTION, PROP_TUNE, PROP_BASE_LAYER_SWITCH_MODE, PROP_BITRATE, PROP_KEY_INT_MAX, PROP_ENABLE_OPEN_GOP, PROP_CONFIG_INTERVAL, PROP_CORES, PROP_SOCKET, PROP_TILE_ROW, PROP_TILE_COL, PROP_PRED_STRUCTURE, PROP_VBV_MAX_RATE, PROP_VBV_BUFFER_SIZE, }; #define PROP_INSERT_VUI_DEFAULT FALSE #define PROP_AUD_DEFAULT FALSE #define PROP_HIERARCHICAL_LEVEL_DEFAULT GST_SVTHEVC_ENC_B_PYRAMID_4LEVEL_HIERARCHY #define PROP_LOOKAHEAD_DISTANCE_DEFAULT 40 #define PROP_ENCODER_MODE_DEFAULT 7 #define PROP_RC_MODE_DEFAULT GST_SVTHEVC_ENC_RC_CQP #define PROP_QP_I_DEFAULT 25 #define PROP_QP_MAX_DEFAULT 48 #define PROP_QP_MIN_DEFAULT 10 #define PROP_SCENE_CHANGE_DETECTION_DEFAULT TRUE #define PROP_TUNE_DEFAULT GST_SVTHEVC_ENC_TUNE_OQ #define PROP_BASE_LAYER_SWITCH_MODE_DEFAULT GST_SVTHEVC_ENC_BASE_LAYER_MODE_BFRAME #define PROP_BITRATE_DEFAULT (7 * 1000) #define PROP_KEY_INT_MAX_DEFAULT -2 #define PROP_ENABLE_OPEN_GOP_DEFAULT TRUE #define PROP_CONFIG_INTERVAL_DEFAULT 0 #define PROP_CORES_DEFAULT 0 #define PROP_SOCKET_DEFAULT -1 #define PROP_TILE_ROW_DEFAULT 1 #define PROP_TILE_COL_DEFAULT 1 #define PROP_PRED_STRUCTURE_DEFAULT GST_SVTHEVC_ENC_PRED_STRUCT_RANDOM_ACCESS #define PROP_VBV_MAX_RATE_DEFAULT 0 #define PROP_VBV_BUFFER_SIZE_DEFAULT 0 #define PROFILE_DEFAULT 2 #define LEVEL_DEFAULT 0 #define TIER_DEFAULT 0 #if G_BYTE_ORDER == G_LITTLE_ENDIAN #define FORMATS "I420, Y42B, Y444, I420_10LE, I422_10LE, Y444_10LE" #else #define FORMATS "I420, Y42B, Y444, I420_10BE, I422_10BE, Y444_10BE" #endif #define GST_SVTHEVC_ENC_B_PYRAMID_TYPE (gst_svthevc_enc_b_pyramid_get_type()) static GType gst_svthevc_enc_b_pyramid_get_type (void) { static GType b_pyramid_type = 0; static const GEnumValue b_pyramid_types[] = { {GST_SVTHEVC_ENC_B_PYRAMID_FLAT, "Flat", "flat"}, {GST_SVTHEVC_ENC_B_PYRAMID_2LEVEL_HIERARCHY, "2-Level Hierarchy", "2-level-hierarchy"}, {GST_SVTHEVC_ENC_B_PYRAMID_3LEVEL_HIERARCHY, "3-Level Hierarchy", "3-level-hierarchy"}, {GST_SVTHEVC_ENC_B_PYRAMID_4LEVEL_HIERARCHY, "4-Level Hierarchy", "4-level-hierarchy"}, {0, NULL, NULL} }; if (!b_pyramid_type) { b_pyramid_type = g_enum_register_static ("GstSvtHevcEncBPyramid", b_pyramid_types); } return b_pyramid_type; } #define GST_SVTHEVC_ENC_BASE_LAYER_MODE_TYPE (gst_svthevc_enc_base_layer_mode_get_type()) static GType gst_svthevc_enc_base_layer_mode_get_type (void) { static GType base_layer_mode_type = 0; static const GEnumValue base_layer_mode_types[] = { {GST_SVTHEVC_ENC_BASE_LAYER_MODE_BFRAME, "Use B-frames in the base layer pointing to the same past picture", "B-frame"}, {GST_SVTHEVC_ENC_BASE_LAYER_MODE_PFRAME, "Use P-frames in the base layer", "P-frame"}, {0, NULL, NULL} }; if (!base_layer_mode_type) { base_layer_mode_type = g_enum_register_static ("GstSvtHevcEncBaseLayerMode", base_layer_mode_types); } return base_layer_mode_type; } #define GST_SVTHEVC_ENC_RC_TYPE (gst_svthevc_enc_rc_get_type()) static GType gst_svthevc_enc_rc_get_type (void) { static GType rc_type = 0; static const GEnumValue rc_types[] = { {GST_SVTHEVC_ENC_RC_CQP, "Constant QP Control", "cqp"}, {GST_SVTHEVC_ENC_RC_VBR, "Variable Bitrate Contorol", "vbr"}, {0, NULL, NULL} }; if (!rc_type) { rc_type = g_enum_register_static ("GstSvtHevcEncRC", rc_types); } return rc_type; } #define GST_SVTHEVC_ENC_TUNE_TYPE (gst_svthevc_enc_tune_get_type()) static GType gst_svthevc_enc_tune_get_type (void) { static GType tune_type = 0; static const GEnumValue tune_types[] = { {GST_SVTHEVC_ENC_TUNE_SQ, "Visually Optimized Mode", "sq"}, {GST_SVTHEVC_ENC_TUNE_OQ, "PSNR/SSIM Optimized Mode", "oq"}, {GST_SVTHEVC_ENC_TUNE_VMAF, "VMAF Optimized Mode", "vmaf"}, {0, NULL, NULL} }; if (!tune_type) { tune_type = g_enum_register_static ("GstSvtHevcEncTune", tune_types); } return tune_type; } #define GST_SVTHEVC_ENC_PRED_STRUCT_TYPE (gst_svthevc_enc_pred_struct_get_type()) static GType gst_svthevc_enc_pred_struct_get_type (void) { static GType pred_struct_type = 0; static const GEnumValue pred_struct_types[] = { {GST_SVTHEVC_ENC_PRED_STRUCT_LOW_DELAY_P, "Low Delay Prediction Structure with P/p pictures", "low-delay-P"}, {GST_SVTHEVC_ENC_PRED_STRUCT_LOW_DELAY_B, "Low Delay Prediction Structure with B/b pictures", "low-delay-B"}, {GST_SVTHEVC_ENC_PRED_STRUCT_RANDOM_ACCESS, "Random Access Prediction Structure", "random-access"}, {0, NULL, NULL} }; if (!pred_struct_type) { pred_struct_type = g_enum_register_static ("GstSvtHevcEncPredStruct", pred_struct_types); } return pred_struct_type; } static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS ("video/x-raw, " "format = (string) { " FORMATS " }, " "framerate = (fraction) [0, MAX], " "width = (int) [ 64, 8192 ], " "height = (int) [ 64, 4320 ]") ); static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS ("video/x-h265, " "framerate = (fraction) [0/1, MAX], " "width = (int) [ 64, 8192 ], " "height = (int) [ 64, 4320 ], " "stream-format = (string) byte-stream, " "alignment = (string) au, " "profile = (string) { main, main-10, main-422-10, main-444, main-444-10 }") ); static void gst_svthevc_enc_finalize (GObject * object); static gboolean gst_svthevc_enc_start (GstVideoEncoder * encoder); static gboolean gst_svthevc_enc_stop (GstVideoEncoder * encoder); static gboolean gst_svthevc_enc_flush (GstVideoEncoder * encoder); static gboolean gst_svthevc_enc_init_encoder (GstSvtHevcEnc * encoder); static void gst_svthevc_enc_close_encoder (GstSvtHevcEnc * encoder); static GstFlowReturn gst_svthevc_enc_finish (GstVideoEncoder * encoder); static GstFlowReturn gst_svthevc_enc_handle_frame (GstVideoEncoder * encoder, GstVideoCodecFrame * frame); static GstFlowReturn gst_svthevc_enc_drain_encoder (GstSvtHevcEnc * encoder, gboolean send); static GstFlowReturn gst_svthevc_enc_send_frame (GstSvtHevcEnc * encoder, GstVideoCodecFrame * frame); static GstFlowReturn gst_svthevc_enc_receive_frame (GstSvtHevcEnc * encoder, gboolean * got_packet, gboolean send); static gboolean gst_svthevc_enc_set_format (GstVideoEncoder * video_enc, GstVideoCodecState * state); static gboolean gst_svthevc_enc_propose_allocation (GstVideoEncoder * encoder, GstQuery * query); static void gst_svthevc_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_svthevc_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); #define gst_svthevc_enc_parent_class parent_class G_DEFINE_TYPE_WITH_CODE (GstSvtHevcEnc, gst_svthevc_enc, GST_TYPE_VIDEO_ENCODER, G_IMPLEMENT_INTERFACE (GST_TYPE_PRESET, NULL)); #define MAX_FORMAT_COUNT 6 typedef struct { const GstH265Profile gst_profile; const guint svt_profile; const GstVideoFormat formats[MAX_FORMAT_COUNT]; } GstSvtHevcEncProfileTable; static const GstSvtHevcEncProfileTable profile_table[] = { {GST_H265_PROFILE_MAIN, 1, {GST_VIDEO_FORMAT_I420,}}, {GST_H265_PROFILE_MAIN_444, 4, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_FORMAT_Y444,}}, #if G_BYTE_ORDER == G_LITTLE_ENDIAN {GST_H265_PROFILE_MAIN_10, 2, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_I420_10LE,}}, {GST_H265_PROFILE_MAIN_422_10, 4, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_FORMAT_I420_10LE, GST_VIDEO_FORMAT_I422_10LE,}}, {GST_H265_PROFILE_MAIN_444_10, 4, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_FORMAT_Y444, GST_VIDEO_FORMAT_I420_10LE, GST_VIDEO_FORMAT_I422_10LE, GST_VIDEO_FORMAT_Y444_10LE}} #else {GST_H265_PROFILE_MAIN_10, 2, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_I420_10BE,}}, {GST_H265_PROFILE_MAIN_422_10, 4, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_FORMAT_I420_10BE, GST_VIDEO_FORMAT_I422_10BE,}}, {GST_H265_PROFILE_MAIN_444_10, 4, {GST_VIDEO_FORMAT_I420, GST_VIDEO_FORMAT_Y42B, GST_VIDEO_FORMAT_Y444, GST_VIDEO_FORMAT_I420_10BE, GST_VIDEO_FORMAT_I422_10BE, GST_VIDEO_FORMAT_Y444_10BE}} #endif }; static void set_array_val (GArray * arr, guint index, guint val) { if (!arr) return; if (index >= arr->len) g_array_set_size (arr, index + 1); arr->data[index] = val; } static void get_support_format_from_profile (GArray * formats, const gchar * profile_str) { GstH265Profile profile = gst_h265_profile_from_string (profile_str); guint i, j; if (!formats) return; for (i = 0; i < G_N_ELEMENTS (profile_table); i++) { if (profile_table[i].gst_profile == profile) { for (j = 0; j < MAX_FORMAT_COUNT; j++) { if (profile_table[i].formats[j] > GST_VIDEO_FORMAT_UNKNOWN) set_array_val (formats, profile_table[i].formats[j], 1); } break; } } } static void get_compatible_profile_from_format (GArray * profiles, const GstVideoFormat format) { guint i, j; if (!profiles) return; for (i = 0; i < G_N_ELEMENTS (profile_table); i++) { for (j = 0; j < MAX_FORMAT_COUNT; j++) { if (profile_table[i].formats[j] == format) { set_array_val (profiles, profile_table[i].gst_profile, 1); } } } } static GstCaps * gst_svthevc_enc_sink_getcaps (GstVideoEncoder * enc, GstCaps * filter) { GstCaps *supported_incaps; GstCaps *allowed_caps; GstCaps *filter_caps, *fcaps; gint i, j, k; supported_incaps = gst_static_pad_template_get_caps (&sink_factory); allowed_caps = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (enc)); if (!allowed_caps || gst_caps_is_empty (allowed_caps) || gst_caps_is_any (allowed_caps)) { fcaps = supported_incaps; goto done; } GST_LOG_OBJECT (enc, "template caps %" GST_PTR_FORMAT, supported_incaps); GST_LOG_OBJECT (enc, "allowed caps %" GST_PTR_FORMAT, allowed_caps); filter_caps = gst_caps_new_empty (); for (i = 0; i < gst_caps_get_size (supported_incaps); i++) { const GstIdStr *name = gst_structure_get_name_id_str (gst_caps_get_structure (supported_incaps, i)); for (j = 0; j < gst_caps_get_size (allowed_caps); j++) { const GstStructure *allowed_s = gst_caps_get_structure (allowed_caps, j); const GValue *val; GstStructure *s; s = gst_structure_new_id_str_empty (name); if ((val = gst_structure_get_value (allowed_s, "width"))) gst_structure_set_value (s, "width", val); if ((val = gst_structure_get_value (allowed_s, "height"))) gst_structure_set_value (s, "height", val); if ((val = gst_structure_get_value (allowed_s, "profile"))) { GArray *formats = g_array_new (FALSE, TRUE, sizeof (guint)); GValue fmts = G_VALUE_INIT; GValue fmt = G_VALUE_INIT; guint i; g_value_init (&fmts, GST_TYPE_LIST); g_value_init (&fmt, G_TYPE_STRING); if (G_VALUE_HOLDS_STRING (val)) { get_support_format_from_profile (formats, g_value_get_string (val)); } else if (GST_VALUE_HOLDS_LIST (val)) { for (k = 0; k < gst_value_list_get_size (val); k++) { const GValue *vlist = gst_value_list_get_value (val, k); if (G_VALUE_HOLDS_STRING (vlist)) get_support_format_from_profile (formats, g_value_get_string (vlist)); } } for (i = 0; i < formats->len; i++) { if (formats->data[i]) { g_value_set_string (&fmt, gst_video_format_to_string ((GstVideoFormat) i)); gst_value_list_append_value (&fmts, &fmt); } } g_array_free (formats, TRUE); if (gst_value_list_get_size (&fmts) != 0) gst_structure_take_value (s, "format", &fmts); else g_value_unset (&fmts); g_value_unset (&fmt); } filter_caps = gst_caps_merge_structure (filter_caps, s); } } fcaps = gst_caps_intersect (filter_caps, supported_incaps); gst_caps_unref (filter_caps); gst_caps_unref (supported_incaps); if (filter) { GST_LOG_OBJECT (enc, "intersecting with %" GST_PTR_FORMAT, filter); filter_caps = gst_caps_intersect (fcaps, filter); gst_caps_unref (fcaps); fcaps = filter_caps; } done: if (allowed_caps) gst_caps_unref (allowed_caps); GST_LOG_OBJECT (enc, "proxy caps %" GST_PTR_FORMAT, fcaps); return fcaps; } static void gst_svthevc_enc_class_init (GstSvtHevcEncClass * klass) { GObjectClass *gobject_class; GstElementClass *element_class; GstVideoEncoderClass *gstencoder_class; gobject_class = G_OBJECT_CLASS (klass); element_class = GST_ELEMENT_CLASS (klass); gstencoder_class = GST_VIDEO_ENCODER_CLASS (klass); gobject_class->set_property = gst_svthevc_enc_set_property; gobject_class->get_property = gst_svthevc_enc_get_property; gobject_class->finalize = gst_svthevc_enc_finalize; gstencoder_class->set_format = GST_DEBUG_FUNCPTR (gst_svthevc_enc_set_format); gstencoder_class->handle_frame = GST_DEBUG_FUNCPTR (gst_svthevc_enc_handle_frame); gstencoder_class->start = GST_DEBUG_FUNCPTR (gst_svthevc_enc_start); gstencoder_class->stop = GST_DEBUG_FUNCPTR (gst_svthevc_enc_stop); gstencoder_class->flush = GST_DEBUG_FUNCPTR (gst_svthevc_enc_flush); gstencoder_class->finish = GST_DEBUG_FUNCPTR (gst_svthevc_enc_finish); gstencoder_class->getcaps = GST_DEBUG_FUNCPTR (gst_svthevc_enc_sink_getcaps); gstencoder_class->propose_allocation = GST_DEBUG_FUNCPTR (gst_svthevc_enc_propose_allocation); g_object_class_install_property (gobject_class, PROP_INSERT_VUI, g_param_spec_boolean ("insert-vui", "Insert VUI", "Insert VUI NAL in stream", PROP_INSERT_VUI_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_AUD, g_param_spec_boolean ("aud", "AUD", "Use AU (Access Unit) delimiter", PROP_AUD_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_HIERARCHICAL_LEVEL, g_param_spec_enum ("b-pyramid", "B Pyramid (Hierarchical Levels)", "Number of hierarchical layers used to construct GOP", GST_SVTHEVC_ENC_B_PYRAMID_TYPE, PROP_HIERARCHICAL_LEVEL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_LOOKAHEAD_DISTANCE, g_param_spec_uint ("lookahead", "Lookahead Depth", "Look ahead distance", 0, 250, PROP_LOOKAHEAD_DISTANCE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_ENCODER_MODE, g_param_spec_uint ("speed", "speed (Encoder Mode)", "Encoding preset [0, 11] (e.g. 0 is the highest quality mode, 11 is the highest), [0, 11] (for >= 4k resolution), [0, 10] (for >= 1080p resolution), [0, 9] (for all resolution)", 0, 11, PROP_ENCODER_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_RC_MODE, g_param_spec_enum ("rc", "Ratecontrol Mode", "Bitrate control mode", GST_SVTHEVC_ENC_RC_TYPE, PROP_RC_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_QP_I, g_param_spec_uint ("qp-i", "QP I", "QP value for intra frames in CQP mode", 0, 51, PROP_QP_I_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_QP_MAX, g_param_spec_uint ("qp-max", "QP Max", "Maximum QP value allowed for rate control use", 0, 51, PROP_QP_MAX_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_QP_MIN, g_param_spec_uint ("qp-min", "QP Min", "Minimum QP value allowed for rate control use", 0, 50, PROP_QP_MIN_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_SCENE_CHANGE_DETECTION, g_param_spec_boolean ("enable-scd", "Scene Change Detection", "Use the scene change detection algorithm", PROP_SCENE_CHANGE_DETECTION_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_TUNE, g_param_spec_enum ("tune", "Tune", "Quality tuning mode", GST_SVTHEVC_ENC_TUNE_TYPE, PROP_TUNE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_DEPRECATED)); g_object_class_install_property (gobject_class, PROP_BASE_LAYER_SWITCH_MODE, g_param_spec_enum ("baselayer-mode", "Base Layer Switch Mode", "Random Access Prediction Structure type setting", GST_SVTHEVC_ENC_BASE_LAYER_MODE_TYPE, PROP_BASE_LAYER_SWITCH_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_BITRATE, g_param_spec_uint ("bitrate", "Bitrate", "Bitrate in kbit/sec", 1, G_MAXINT, PROP_BITRATE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_KEY_INT_MAX, g_param_spec_int ("key-int-max", "Key-frame maximal interval", "Distance Between Intra Frame inserted: -1=no intra update. -2=auto", -2, 255, PROP_KEY_INT_MAX_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_ENABLE_OPEN_GOP, g_param_spec_boolean ("enable-open-gop", "Enable Open GOP", "Allow intra-refresh using the CRA, not IDR", PROP_ENABLE_OPEN_GOP_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_CONFIG_INTERVAL, g_param_spec_uint ("config-interval", "VPS SPS PPS Send Interval", "Send VPS, SPS and PPS Insertion Interval per every few IDR. 0: disabled", 0, UINT_MAX, PROP_CONFIG_INTERVAL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_CORES, g_param_spec_uint ("cores", "Number of logical cores", "Number of logical cores to be used. 0: auto", 0, UINT_MAX, PROP_CORES_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_SOCKET, g_param_spec_int ("socket", "Target socket", "Target socket to run on. -1: all available", -1, 1, PROP_SOCKET_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_TILE_ROW, g_param_spec_uint ("tile-row", "Tile Row Count", "Tile count in the Row", 1, 16, PROP_TILE_ROW_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_TILE_COL, g_param_spec_uint ("tile-col", "Tile Column Count", "Tile count in the Column", 1, 16, PROP_TILE_COL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_PRED_STRUCTURE, g_param_spec_enum ("pred-struct", "Prediction Structure", "Prediction Structure used to construct GOP", GST_SVTHEVC_ENC_PRED_STRUCT_TYPE, PROP_PRED_STRUCTURE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_VBV_MAX_RATE, g_param_spec_uint ("vbv-max-rate", "VBV Maxrate", "VBV maxrate in kbit/sec for VBR mode", 0, G_MAXINT, PROP_VBV_MAX_RATE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (gobject_class, PROP_VBV_BUFFER_SIZE, g_param_spec_uint ("vbv-buffer-size", "VBV Buffer Size", "VBV buffer size in kbits for VBR mode", 0, G_MAXINT, PROP_VBV_BUFFER_SIZE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); gst_element_class_set_static_metadata (element_class, "svthevcenc", "Codec/Encoder/Video", "Scalable Video Technology for HEVC Encoder (SVT-HEVC Encoder)", "Yeongjin Jeong "); gst_element_class_add_static_pad_template (element_class, &sink_factory); gst_element_class_add_static_pad_template (element_class, &src_factory); } static void gst_svthevc_enc_init (GstSvtHevcEnc * encoder) { EB_H265_ENC_INPUT *in_data; encoder->in_buf = g_new0 (EB_BUFFERHEADERTYPE, 1); in_data = g_new0 (EB_H265_ENC_INPUT, 1); encoder->in_buf->pBuffer = (unsigned char *) in_data; encoder->in_buf->nSize = sizeof (*encoder->in_buf); encoder->in_buf->pAppPrivate = NULL; encoder->insert_vui = PROP_INSERT_VUI_DEFAULT; encoder->aud = PROP_AUD_DEFAULT; encoder->hierarchical_level = PROP_HIERARCHICAL_LEVEL_DEFAULT; encoder->la_depth = PROP_LOOKAHEAD_DISTANCE_DEFAULT; encoder->enc_mode = PROP_ENCODER_MODE_DEFAULT; encoder->rc_mode = PROP_RC_MODE_DEFAULT; encoder->qp_i = PROP_QP_I_DEFAULT; encoder->qp_max = PROP_QP_MAX_DEFAULT; encoder->qp_min = PROP_QP_MIN_DEFAULT; encoder->scene_change_detection = PROP_SCENE_CHANGE_DETECTION_DEFAULT; encoder->tune = PROP_TUNE_DEFAULT; encoder->base_layer_switch_mode = PROP_BASE_LAYER_SWITCH_MODE_DEFAULT; encoder->bitrate = PROP_BITRATE_DEFAULT; encoder->keyintmax = PROP_KEY_INT_MAX_DEFAULT; encoder->enable_open_gop = PROP_ENABLE_OPEN_GOP_DEFAULT; encoder->config_interval = PROP_CONFIG_INTERVAL_DEFAULT; encoder->cores = PROP_CORES_DEFAULT; encoder->socket = PROP_SOCKET_DEFAULT; encoder->tile_row = PROP_TILE_ROW_DEFAULT; encoder->tile_col = PROP_TILE_COL_DEFAULT; encoder->pred_structure = PROP_PRED_STRUCTURE_DEFAULT; encoder->vbv_maxrate = PROP_VBV_MAX_RATE_DEFAULT; encoder->vbv_bufsize = PROP_VBV_BUFFER_SIZE_DEFAULT; encoder->profile = PROFILE_DEFAULT; encoder->tier = TIER_DEFAULT; encoder->level = LEVEL_DEFAULT; encoder->svthevc_version = g_strdup_printf ("%d.%d.%d", SVT_VERSION_MAJOR, SVT_VERSION_MINOR, SVT_VERSION_PATCHLEVEL); encoder->push_header = TRUE; encoder->first_buffer = TRUE; encoder->update_latency = TRUE; encoder->internal_pool = NULL; encoder->aligned_info = NULL; GST_PAD_SET_ACCEPT_TEMPLATE (GST_VIDEO_ENCODER_SINK_PAD (encoder)); } static gboolean gst_svthevc_enc_start (GstVideoEncoder * encoder) { GstSvtHevcEnc *svthevcenc = GST_SVTHEVC_ENC (encoder); GST_INFO_OBJECT (svthevcenc, "start encoder"); /* make sure that we have enough time for first DTS, this is probably overkill for most streams */ gst_video_encoder_set_min_pts (encoder, GST_SECOND * 60 * 60 * 1000); return TRUE; } static gboolean gst_svthevc_enc_stop (GstVideoEncoder * encoder) { GstSvtHevcEnc *svthevcenc = GST_SVTHEVC_ENC (encoder); GST_INFO_OBJECT (encoder, "stop encoder"); /* Always drain SVT-HEVC encoder before releasing SVT-HEVC. * Otherwise, randomly block happens when releasing SVT-HEVC. */ gst_svthevc_enc_drain_encoder (svthevcenc, FALSE); gst_svthevc_enc_close_encoder (svthevcenc); if (svthevcenc->input_state) gst_video_codec_state_unref (svthevcenc->input_state); svthevcenc->input_state = NULL; if (svthevcenc->internal_pool) gst_object_unref (svthevcenc->internal_pool); svthevcenc->internal_pool = NULL; if (svthevcenc->aligned_info) gst_video_info_free (svthevcenc->aligned_info); svthevcenc->aligned_info = NULL; return TRUE; } static gboolean gst_svthevc_enc_flush (GstVideoEncoder * encoder) { GstSvtHevcEnc *svthevcenc = GST_SVTHEVC_ENC (encoder); GST_INFO_OBJECT (encoder, "flushing encoder"); /* Always drain SVT-HEVC encoder before releasing SVT-HEVC. * Otherwise, randomly block happens when releasing SVT-HEVC. */ gst_svthevc_enc_drain_encoder (svthevcenc, FALSE); gst_svthevc_enc_close_encoder (svthevcenc); GST_OBJECT_LOCK (encoder); if (!gst_svthevc_enc_init_encoder (svthevcenc)) { GST_OBJECT_UNLOCK (encoder); return FALSE; } GST_OBJECT_UNLOCK (encoder); return TRUE; } static void gst_svthevc_enc_finalize (GObject * object) { GstSvtHevcEnc *encoder = GST_SVTHEVC_ENC (object); if (encoder->in_buf) { EB_H265_ENC_INPUT *in_data = (EB_H265_ENC_INPUT *) encoder->in_buf->pBuffer; if (in_data) g_free (in_data); g_free (encoder->in_buf); } g_free ((gpointer) encoder->svthevc_version); G_OBJECT_CLASS (parent_class)->finalize (object); } static gint gst_svthevc_enc_gst_to_svthevc_video_format (GstVideoFormat format, gint * nplanes) { switch (format) { case GST_VIDEO_FORMAT_I420: case GST_VIDEO_FORMAT_YV12: case GST_VIDEO_FORMAT_I420_10LE: case GST_VIDEO_FORMAT_I420_10BE: if (nplanes) *nplanes = 3; return EB_YUV420; case GST_VIDEO_FORMAT_Y42B: case GST_VIDEO_FORMAT_I422_10LE: case GST_VIDEO_FORMAT_I422_10BE: if (nplanes) *nplanes = 3; return EB_YUV422; case GST_VIDEO_FORMAT_Y444: case GST_VIDEO_FORMAT_Y444_10LE: case GST_VIDEO_FORMAT_Y444_10BE: if (nplanes) *nplanes = 3; return EB_YUV444; default: g_return_val_if_reached (GST_VIDEO_FORMAT_UNKNOWN); } } static void config_enc_params (GstSvtHevcEnc * encoder, EB_H265_ENC_CONFIGURATION * param) { GstVideoInfo *info; info = &encoder->input_state->info; param->sourceWidth = info->width; param->sourceHeight = info->height; if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) == 10) { GST_DEBUG_OBJECT (encoder, "Encoder 10 bits depth input"); /* Disable Compressed 10-bit format default. * SVT-HEVC support a compressed 10-bit format allowing the * software to achieve a higher speed and channel density levels. * The conversion between the 10-bit I420 and the compressed * 10-bit format is a lossless operation. */ param->compressedTenBitFormat = 0; param->encoderBitDepth = 10; } /* Update param from options */ param->hierarchicalLevels = encoder->hierarchical_level; param->encMode = encoder->enc_mode; param->profile = encoder->profile; param->tier = encoder->tier; param->level = encoder->level; param->rateControlMode = encoder->rc_mode; param->sceneChangeDetection = encoder->scene_change_detection; param->tune = encoder->tune; param->latencyMode = 0; param->baseLayerSwitchMode = encoder->base_layer_switch_mode; param->qp = encoder->qp_i; param->accessUnitDelimiter = encoder->aud; param->targetBitRate = encoder->bitrate * 1000; param->intraPeriodLength = encoder->keyintmax > 0 ? encoder->keyintmax - 1 : encoder->keyintmax; if (info->fps_d == 0 || info->fps_n == 0) { param->frameRateNumerator = 0; param->frameRateDenominator = 1; } else { param->frameRateNumerator = info->fps_n; param->frameRateDenominator = info->fps_d; } if (param->rateControlMode) { param->maxQpAllowed = encoder->qp_max; param->minQpAllowed = encoder->qp_min; } if (encoder->enable_open_gop) param->intraRefreshType = -1; else param->intraRefreshType = encoder->config_interval; param->logicalProcessors = encoder->cores; param->targetSocket = encoder->socket; param->tileRowCount = encoder->tile_row; param->tileColumnCount = encoder->tile_col; param->predStructure = encoder->pred_structure; if (encoder->vbv_maxrate) param->vbvMaxrate = encoder->vbv_maxrate * 1000; if (encoder->vbv_bufsize) param->vbvBufsize = encoder->vbv_bufsize * 1000; /* * NOTE: codeVpsSpsPps flag allows the VPS, SPS and PPS Insertion and * sending in first IDR frame. But in the SVT-HEVC specific version, * If codeVpsSpsPps enabled and using the EbH265EncStreamHeader API * before receiving encoded packets, It cause bug which encoded packets * are not output. */ if (SVT_CHECK_VERSION (1, 4, 1)) param->codeVpsSpsPps = 1; else param->codeVpsSpsPps = 0; param->codeEosNal = 1; if (encoder->insert_vui) param->videoUsabilityInfo = encoder->insert_vui; if (encoder->la_depth != -1) param->lookAheadDistance = encoder->la_depth; param->encoderColorFormat = gst_svthevc_enc_gst_to_svthevc_video_format (info->finfo->format, NULL); } static void read_in_data (EB_H265_ENC_CONFIGURATION * config, GstVideoFrame * vframe, EB_BUFFERHEADERTYPE * headerPtr) { EB_H265_ENC_INPUT *in_data = (EB_H265_ENC_INPUT *) headerPtr->pBuffer; in_data->luma = GST_VIDEO_FRAME_PLANE_DATA (vframe, 0); in_data->cb = GST_VIDEO_FRAME_PLANE_DATA (vframe, 1); in_data->cr = GST_VIDEO_FRAME_PLANE_DATA (vframe, 2); in_data->yStride = GST_VIDEO_FRAME_COMP_STRIDE (vframe, 0) / GST_VIDEO_FRAME_COMP_PSTRIDE (vframe, 0); in_data->cbStride = GST_VIDEO_FRAME_COMP_STRIDE (vframe, 1) / GST_VIDEO_FRAME_COMP_PSTRIDE (vframe, 1); in_data->crStride = GST_VIDEO_FRAME_COMP_STRIDE (vframe, 2) / GST_VIDEO_FRAME_COMP_PSTRIDE (vframe, 2); headerPtr->nAllocLen = headerPtr->nFilledLen = GST_VIDEO_FRAME_SIZE (vframe); } /* * gst_svthevc_enc_init_encoder * @encoder: Encoder which should be initialized. * * Initialize svthevc encoder. * */ static gboolean gst_svthevc_enc_init_encoder (GstSvtHevcEnc * encoder) { EB_ERRORTYPE svt_ret; if (!encoder->input_state) { GST_DEBUG_OBJECT (encoder, "Have no input state yet"); return FALSE; } /* make sure that the encoder is closed */ gst_svthevc_enc_close_encoder (encoder); encoder->svt_eos_flag = EOS_NOT_REACHED; /* set up encoder parameters */ svt_ret = EbInitHandle (&encoder->svt_handle, encoder, &encoder->enc_params); if (svt_ret != EB_ErrorNone) { GST_DEBUG_OBJECT (encoder, "Error init encoder handle"); goto failed; } config_enc_params (encoder, &encoder->enc_params); svt_ret = EbH265EncSetParameter (encoder->svt_handle, &encoder->enc_params); if (svt_ret != EB_ErrorNone) { GST_DEBUG_OBJECT (encoder, "Error setting encoder parameters"); goto failed_init_handle; } svt_ret = EbInitEncoder (encoder->svt_handle); if (svt_ret != EB_ErrorNone) { GST_DEBUG_OBJECT (encoder, "Error init encoder"); goto failed_init_handle; } encoder->push_header = TRUE; encoder->first_buffer = TRUE; encoder->update_latency = TRUE; encoder->reconfig = FALSE; /* good start, will be corrected if needed */ encoder->dts_offset = 0; encoder->first_frame = NULL; return TRUE; failed_init_handle: EbDeinitHandle (encoder->svt_handle); failed: encoder->svt_handle = NULL; return FALSE; } /* gst_svthevc_enc_close_encoder * @encoder: Encoder which should close. * * Close svthevc encoder. */ static void gst_svthevc_enc_close_encoder (GstSvtHevcEnc * encoder) { if (encoder->svt_handle != NULL) { EbDeinitEncoder (encoder->svt_handle); EbDeinitHandle (encoder->svt_handle); encoder->svt_handle = NULL; } } static EB_BUFFERHEADERTYPE * gst_svthevc_enc_bytestream_to_nal (GstSvtHevcEnc * encoder, EB_BUFFERHEADERTYPE * input) { EB_BUFFERHEADERTYPE *output; int i, j, zeros; int offset = 4; output = g_malloc (sizeof (EB_BUFFERHEADERTYPE)); /* skip access unit delimiter */ if (encoder->aud) offset += 7; output->pBuffer = g_malloc (input->nFilledLen - offset); output->nFilledLen = input->nFilledLen - offset; zeros = 0; for (i = offset, j = 0; i < input->nFilledLen; (i++, j++)) { if (input->pBuffer[i] == 0x00) { zeros++; } else if (input->pBuffer[i] == 0x03 && zeros == 2) { zeros = 0; j--; output->nFilledLen--; continue; } else { zeros = 0; } output->pBuffer[j] = input->pBuffer[i]; } return output; } static void svthevc_nal_free (EB_BUFFERHEADERTYPE * nal) { g_free (nal->pBuffer); g_free (nal); } static gboolean gst_svthevc_enc_set_level_tier_and_profile (GstSvtHevcEnc * encoder, GstCaps * caps) { EB_BUFFERHEADERTYPE *headerPtr = NULL, *nal = NULL; EB_ERRORTYPE svt_ret; const gchar *level, *tier, *profile; GstStructure *s; GstCaps *allowed_caps; GstStructure *s2; const gchar *allowed_profile; GST_DEBUG_OBJECT (encoder, "set profile, level and tier"); svt_ret = EbH265EncStreamHeader (encoder->svt_handle, &headerPtr); if (svt_ret != EB_ErrorNone) { GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode svthevc header failed."), ("svthevc_encoder_headers return code=%d", svt_ret)); return FALSE; } GST_MEMDUMP ("ENCODER_HEADER", headerPtr->pBuffer, headerPtr->nFilledLen); nal = gst_svthevc_enc_bytestream_to_nal (encoder, headerPtr); gst_codec_utils_h265_caps_set_level_tier_and_profile (caps, nal->pBuffer + 6, nal->nFilledLen - 6); svthevc_nal_free (nal); s = gst_caps_get_structure (caps, 0); profile = gst_structure_get_string (s, "profile"); tier = gst_structure_get_string (s, "tier"); level = gst_structure_get_string (s, "level"); GST_DEBUG_OBJECT (encoder, "profile : %s", (profile) ? profile : "---"); GST_DEBUG_OBJECT (encoder, "tier : %s", (tier) ? tier : "---"); GST_DEBUG_OBJECT (encoder, "level : %s", (level) ? level : "---"); /* Relaxing the profile condition since libSvtHevcEnc can generate * wrong bitstream indication for conformance to profile than requested one. * See : https://github.com/OpenVisualCloud/SVT-HEVC/pull/320 */ allowed_caps = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (encoder)); if (allowed_caps == NULL) goto no_peer; if (!gst_caps_can_intersect (allowed_caps, caps)) { GArray *peer_formats = g_array_new (FALSE, TRUE, sizeof (guint)); GArray *enc_formats = g_array_new (FALSE, TRUE, sizeof (guint)); gboolean is_subset = TRUE; guint i, j; allowed_caps = gst_caps_make_writable (allowed_caps); allowed_caps = gst_caps_truncate (allowed_caps); s2 = gst_caps_get_structure (allowed_caps, 0); gst_structure_fixate_field_string (s2, "profile", profile); allowed_profile = gst_structure_get_string (s2, "profile"); get_support_format_from_profile (peer_formats, allowed_profile); get_support_format_from_profile (enc_formats, profile); for (i = 0; i < enc_formats->len; i++) { if (enc_formats->data[i]) { gboolean is_support = FALSE; for (j = 0; j < peer_formats->len; j++) { if (peer_formats->data[j] && (i == j)) is_support = TRUE; } if (!is_support) { is_subset = FALSE; break; } } } GST_INFO_OBJECT (encoder, "downstream requested %s profile but " "encoder will now output %s profile (which is a %s), so relaxing the " "profile condition for negotiation", allowed_profile, profile, is_subset ? "subset" : "not subset"); gst_structure_set (s, "profile", G_TYPE_STRING, allowed_profile, NULL); g_array_free (peer_formats, TRUE); g_array_free (enc_formats, TRUE); } gst_caps_unref (allowed_caps); no_peer: return TRUE; } static GstBuffer * gst_svthevc_enc_get_header_buffer (GstSvtHevcEnc * encoder) { EB_BUFFERHEADERTYPE *headerPtr = NULL; EB_ERRORTYPE svt_ret; GstBuffer *buf; svt_ret = EbH265EncStreamHeader (encoder->svt_handle, &headerPtr); if (svt_ret != EB_ErrorNone) { GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode svthevc header failed."), ("svthevc_encoder_headers return code=%d", svt_ret)); return FALSE; } buf = gst_buffer_new_allocate (NULL, headerPtr->nFilledLen, NULL); gst_buffer_fill (buf, 0, headerPtr->pBuffer, headerPtr->nFilledLen); return buf; } /* gst_svthevc_enc_set_src_caps * Returns: TRUE on success. */ static gboolean gst_svthevc_enc_set_src_caps (GstSvtHevcEnc * encoder, GstCaps * caps) { GstCaps *outcaps; GstStructure *structure; GstVideoCodecState *state; GstTagList *tags; outcaps = gst_caps_new_empty_simple ("video/x-h265"); structure = gst_caps_get_structure (outcaps, 0); gst_structure_set (structure, "stream-format", G_TYPE_STRING, "byte-stream", NULL); gst_structure_set (structure, "alignment", G_TYPE_STRING, "au", NULL); if (!gst_svthevc_enc_set_level_tier_and_profile (encoder, outcaps)) { gst_caps_unref (outcaps); return FALSE; } state = gst_video_encoder_set_output_state (GST_VIDEO_ENCODER (encoder), outcaps, encoder->input_state); GST_LOG_OBJECT (encoder, "output caps: %" GST_PTR_FORMAT, state->caps); gst_video_codec_state_unref (state); tags = gst_tag_list_new_empty (); gst_tag_list_add (tags, GST_TAG_MERGE_REPLACE, GST_TAG_ENCODER, "svthevc", GST_TAG_ENCODER_VERSION, encoder->svthevc_version, NULL); gst_video_encoder_merge_tags (GST_VIDEO_ENCODER (encoder), tags, GST_TAG_MERGE_REPLACE); gst_tag_list_unref (tags); return TRUE; } static void gst_svthevc_enc_set_latency (GstSvtHevcEnc * encoder) { GstVideoInfo *info = &encoder->input_state->info; guint max_delayed_frames; GstClockTime latency; if (encoder->first_buffer) { /* FIXME get a real value from the encoder, this is currently not exposed */ max_delayed_frames = 5; } else { GList *frames = gst_video_encoder_get_frames (GST_VIDEO_ENCODER (encoder)); max_delayed_frames = g_list_length (frames); g_list_free_full (frames, (GDestroyNotify) gst_video_codec_frame_unref); } if (info->fps_n) { latency = gst_util_uint64_scale_ceil (GST_SECOND * info->fps_d, max_delayed_frames, info->fps_n); } else { /* FIXME: Assume 25fps. This is better than reporting no latency at * all and then later failing in live pipelines */ latency = gst_util_uint64_scale_ceil (GST_SECOND * 1, max_delayed_frames, 25); } GST_INFO_OBJECT (encoder, "Updating latency to %" GST_TIME_FORMAT " (%d frames)", GST_TIME_ARGS (latency), max_delayed_frames); gst_video_encoder_set_latency (GST_VIDEO_ENCODER (encoder), latency, latency); } static const guint gst_svthevc_enc_profile_from_gst (const GstH265Profile profile) { gint i; for (i = 0; i < G_N_ELEMENTS (profile_table); i++) { if (profile == profile_table[i].gst_profile) return profile_table[i].svt_profile; } GST_WARNING ("Unsupported profile string '%s'", gst_h265_profile_to_string (profile)); return 0; } static guint gst_svthevc_enc_level_from_gst (const gchar * level) { if (g_str_equal (level, "1")) return 10; else if (g_str_equal (level, "2")) return 20; else if (g_str_equal (level, "2.1")) return 21; else if (g_str_equal (level, "3")) return 30; else if (g_str_equal (level, "3.1")) return 31; else if (g_str_equal (level, "4")) return 40; else if (g_str_equal (level, "4.1")) return 41; else if (g_str_equal (level, "5")) return 50; else if (g_str_equal (level, "5.1")) return 51; else if (g_str_equal (level, "5.2")) return 52; else if (g_str_equal (level, "6")) return 60; else if (g_str_equal (level, "6.1")) return 61; else if (g_str_equal (level, "6.2")) return 62; GST_WARNING ("Unsupported level string '%s'", level); return LEVEL_DEFAULT; } static guint gst_svthevc_enc_tier_from_gst (const gchar * level) { if (g_str_equal (level, "main")) return 0; else if (g_str_equal (level, "high")) return 1; GST_WARNING ("Unsupported tier string '%s'", level); return TIER_DEFAULT; } static gboolean gst_svthevc_enc_set_format (GstVideoEncoder * video_enc, GstVideoCodecState * state) { GstSvtHevcEnc *encoder = GST_SVTHEVC_ENC (video_enc); GstVideoInfo *info = &state->info; GstCaps *template_caps; GstCaps *allowed_caps; /* If the encoder is initialized, do not reinitialize it again if not * necessary */ if (encoder->svt_handle) { GstVideoInfo *old = &encoder->input_state->info; if (info->finfo->format == old->finfo->format && info->width == old->width && info->height == old->height && info->fps_n == old->fps_n && info->fps_d == old->fps_d && info->par_n == old->par_n && info->par_d == old->par_d) { gst_video_codec_state_unref (encoder->input_state); encoder->input_state = gst_video_codec_state_ref (state); return TRUE; } /* clear out pending frames */ gst_svthevc_enc_drain_encoder (encoder, TRUE); } if (encoder->input_state) gst_video_codec_state_unref (encoder->input_state); encoder->input_state = gst_video_codec_state_ref (state); template_caps = gst_static_pad_template_get_caps (&src_factory); allowed_caps = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (encoder)); if (allowed_caps == template_caps) { GST_INFO_OBJECT (encoder, "downstream has ANY caps"); /* SVT-HEVC encoder does not yet support auto profile selecting. * So we should be set the profile from input format */ encoder->profile = GST_VIDEO_INFO_COMP_DEPTH (info, 0) == 8 ? 1 : 2; switch (GST_VIDEO_INFO_FORMAT (info)) { case GST_VIDEO_FORMAT_Y42B: case GST_VIDEO_FORMAT_I422_10LE: case GST_VIDEO_FORMAT_I422_10BE: case GST_VIDEO_FORMAT_Y444: case GST_VIDEO_FORMAT_Y444_10LE: case GST_VIDEO_FORMAT_Y444_10BE: encoder->profile = 4; default: break; } gst_caps_unref (allowed_caps); } else if (allowed_caps) { GstStructure *s; const gchar *profile; const gchar *level; const gchar *tier; GST_LOG_OBJECT (encoder, "allowed caps %" GST_PTR_FORMAT, allowed_caps); if (gst_caps_is_empty (allowed_caps)) { gst_caps_unref (template_caps); gst_caps_unref (allowed_caps); return FALSE; } s = gst_caps_get_structure (allowed_caps, 0); if (gst_structure_has_field (s, "profile")) { const GValue *v = gst_structure_get_value (s, "profile"); GArray *profiles = g_array_new (FALSE, TRUE, sizeof (guint)); GstH265Profile gst_profile; guint svt_profile = 0; get_compatible_profile_from_format (profiles, GST_VIDEO_INFO_FORMAT (info)); if (GST_VALUE_HOLDS_LIST (v)) { const gint list_size = gst_value_list_get_size (v); gint i, j; for (i = 0; i < list_size; i++) { const GValue *list_val = gst_value_list_get_value (v, i); profile = g_value_get_string (list_val); if (profile) { gst_profile = gst_h265_profile_from_string (g_value_get_string (list_val)); for (j = 0; j < profiles->len; j++) { if (profiles->data[j] && (j == gst_profile)) { svt_profile = gst_svthevc_enc_profile_from_gst (j); break; } } } if (svt_profile != 0) break; } } else if (G_VALUE_HOLDS_STRING (v)) { gint i; profile = g_value_get_string (v); if (profile) { gst_profile = gst_h265_profile_from_string (g_value_get_string (v)); for (i = 0; i < profiles->len; i++) { if (profiles->data[i] && (i == gst_profile)) { svt_profile = gst_svthevc_enc_profile_from_gst (i); break; } } } } g_array_free (profiles, TRUE); if (svt_profile == 0) { GST_ERROR_OBJECT (encoder, "Could't apply peer profile"); gst_caps_unref (template_caps); gst_caps_unref (allowed_caps); return FALSE; } encoder->profile = svt_profile; } level = gst_structure_get_string (s, "level"); if (level) encoder->level = gst_svthevc_enc_level_from_gst (level); tier = gst_structure_get_string (s, "tier"); if (tier) encoder->tier = gst_svthevc_enc_tier_from_gst (tier); gst_caps_unref (allowed_caps); } gst_caps_unref (template_caps); GST_INFO_OBJECT (encoder, "Using profile %d, tier %d, level %d", encoder->profile, encoder->tier, encoder->level); GST_OBJECT_LOCK (encoder); if (!gst_svthevc_enc_init_encoder (encoder)) { GST_OBJECT_UNLOCK (encoder); return FALSE; } GST_OBJECT_UNLOCK (encoder); if (!gst_svthevc_enc_set_src_caps (encoder, state->caps)) { gst_svthevc_enc_close_encoder (encoder); return FALSE; } { /* The SVT-HEVC uses stride in pixel, not in bytes, while upstream can * provide aligned stride in bytes. So there is no guaranty * that a stride is multiple of PSTRIDE, we should ensure internal pool * to use when converting frames. */ GstVideoAlignment video_align; GstAllocationParams params = { 0, 15, 0, 0 }; GstCaps *caps; GstBufferPool *pool; GstStructure *config; guint i, size; if (encoder->internal_pool) gst_object_unref (encoder->internal_pool); encoder->internal_pool = NULL; if (encoder->aligned_info) gst_video_info_free (encoder->aligned_info); encoder->aligned_info = gst_video_info_copy (info); caps = gst_video_info_to_caps (info); pool = gst_video_buffer_pool_new (); size = GST_VIDEO_INFO_SIZE (info); GST_INFO_OBJECT (encoder, "create internal buffer pool size %u, caps %" GST_PTR_FORMAT, size, caps); config = gst_buffer_pool_get_config (pool); gst_buffer_pool_config_set_params (config, caps, size, 0, 0); gst_buffer_pool_config_set_allocator (config, NULL, ¶ms); gst_caps_unref (caps); /* set stride align */ gst_video_alignment_reset (&video_align); for (i = 0; i < GST_VIDEO_INFO_N_PLANES (info); i++) video_align.stride_align[i] = GST_VIDEO_INFO_COMP_PSTRIDE (info, i) - 1; gst_video_info_align (encoder->aligned_info, &video_align); gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT); gst_buffer_pool_config_set_video_alignment (config, &video_align); if (!gst_buffer_pool_set_config (pool, config)) { if (pool) gst_object_unref (pool); pool = NULL; } gst_buffer_pool_set_active (pool, TRUE); encoder->internal_pool = pool; } gst_svthevc_enc_set_latency (encoder); return TRUE; } static GstFlowReturn gst_svthevc_enc_finish (GstVideoEncoder * encoder) { GST_INFO_OBJECT (encoder, "finish encoder"); gst_svthevc_enc_drain_encoder (GST_SVTHEVC_ENC (encoder), TRUE); return GST_FLOW_OK; } static gboolean gst_svthevc_enc_propose_allocation (GstVideoEncoder * encoder, GstQuery * query) { GstSvtHevcEnc *svthevcenc = GST_SVTHEVC_ENC (encoder); GstCaps *caps; GstVideoInfo info; GstVideoAlignment video_align; GstBufferPool *pool = NULL; GstStructure *config; guint i, size, min, max; GST_INFO_OBJECT (svthevcenc, "propose allocation"); gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL); gst_query_parse_allocation (query, &caps, NULL); if (caps == NULL) goto done; if (!gst_video_info_from_caps (&info, caps)) goto done; /* We should propose to specify required stride alignments. */ gst_video_alignment_reset (&video_align); for (i = 0; i < GST_VIDEO_INFO_N_PLANES (&info); i++) video_align.stride_align[i] = GST_VIDEO_INFO_COMP_PSTRIDE (&info, i) - 1; gst_video_info_align (&info, &video_align); if (gst_query_get_n_allocation_pools (query) > 0) { gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max); config = gst_buffer_pool_get_config (pool); /* set stride align */ gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT); gst_buffer_pool_config_set_video_alignment (config, &video_align); gst_buffer_pool_set_config (pool, config); gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max); } else { GstAllocator *allocator = NULL; GstAllocationParams params = { 0, 15, 0, 0 }; size = GST_VIDEO_INFO_SIZE (&info); GST_INFO_OBJECT (svthevcenc, "create buffer pool size %u, caps %" GST_PTR_FORMAT, size, caps); if (gst_query_get_n_allocation_params (query) > 0) gst_query_parse_nth_allocation_param (query, 0, &allocator, ¶ms); else gst_query_add_allocation_param (query, allocator, ¶ms); pool = gst_video_buffer_pool_new (); config = gst_buffer_pool_get_config (pool); gst_buffer_pool_config_set_params (config, caps, size, 0, 0); gst_buffer_pool_config_set_allocator (config, allocator, ¶ms); /* set stride align */ gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT); gst_buffer_pool_config_set_video_alignment (config, &video_align); if (allocator) gst_object_unref (allocator); if (!gst_buffer_pool_set_config (pool, config)) goto done; gst_query_add_allocation_pool (query, pool, size, 0, 0); } done: if (pool) gst_object_unref (pool); return GST_VIDEO_ENCODER_CLASS (parent_class)->propose_allocation (encoder, query); } /* chain function * this function does the actual processing */ static GstFlowReturn gst_svthevc_enc_handle_frame (GstVideoEncoder * video_enc, GstVideoCodecFrame * frame) { GstSvtHevcEnc *encoder = GST_SVTHEVC_ENC (video_enc); GstFlowReturn ret = GST_FLOW_OK; gboolean got_packet; if (G_UNLIKELY (encoder->svt_handle == NULL)) goto not_inited; ret = gst_svthevc_enc_send_frame (encoder, frame); if (ret != GST_FLOW_OK) goto encode_fail; do { ret = gst_svthevc_enc_receive_frame (encoder, &got_packet, TRUE); GST_LOG_OBJECT (encoder, "ret %d, got_packet %d", ret, got_packet); if (ret != GST_FLOW_OK) break; } while (got_packet); done: return ret; /* ERRORS */ not_inited: { GST_WARNING_OBJECT (encoder, "Got buffer before set_caps was called"); return GST_FLOW_NOT_NEGOTIATED; } encode_fail: { /* avoid frame (and ts etc) piling up */ if (frame) ret = gst_video_encoder_finish_frame (GST_VIDEO_ENCODER (encoder), frame); goto done; } } static gboolean gst_svthevc_enc_convert_frame (GstSvtHevcEnc * encoder, GstVideoCodecFrame * frame) { GstVideoInfo *info = &encoder->input_state->info; GstVideoFrame src_frame, aligned_frame; GstBuffer *aligned_buffer; if (encoder->internal_pool == NULL) return FALSE; if (gst_buffer_pool_acquire_buffer (encoder->internal_pool, &aligned_buffer, NULL) != GST_FLOW_OK) { GST_ERROR_OBJECT (encoder, "Failed to acquire a buffer from pool"); return FALSE; } if (!gst_video_frame_map (&src_frame, info, frame->input_buffer, GST_MAP_READ)) { GST_ERROR_OBJECT (encoder, "Failed to map the frame for aligned buffer"); goto error; } /* FIXME: need to adjust video info align?? */ if (!gst_video_frame_map (&aligned_frame, encoder->aligned_info, aligned_buffer, GST_MAP_WRITE)) { GST_ERROR_OBJECT (encoder, "Failed to map the frame for aligned buffer"); gst_video_frame_unmap (&src_frame); goto error; } if (!gst_video_frame_copy (&aligned_frame, &src_frame)) { GST_ERROR_OBJECT (encoder, "Failed to copy frame"); gst_video_frame_unmap (&src_frame); gst_video_frame_unmap (&aligned_frame); goto error; } gst_video_frame_unmap (&src_frame); gst_video_frame_unmap (&aligned_frame); gst_buffer_replace (&frame->input_buffer, aligned_buffer); gst_buffer_unref (aligned_buffer); return TRUE; error: if (aligned_buffer) gst_buffer_unref (aligned_buffer); return FALSE; } static GstFlowReturn gst_svthevc_enc_send_frame (GstSvtHevcEnc * encoder, GstVideoCodecFrame * frame) { GstFlowReturn ret = GST_FLOW_OK; EB_BUFFERHEADERTYPE *headerPtr = NULL; GstVideoInfo *info = &encoder->input_state->info; GstVideoFrame vframe; EB_ERRORTYPE svt_ret; guint i; if (encoder->svt_eos_flag == EOS_REACHED) { if (frame) gst_video_codec_frame_unref (frame); return GST_FLOW_OK; } if (encoder->svt_eos_flag == EOS_TOTRIGGER) { if (frame) gst_video_codec_frame_unref (frame); return GST_FLOW_EOS; } if (!frame) goto out; headerPtr = encoder->in_buf; /* Check that stride is a multiple of pstride, otherwise convert to * desired stride from SVT-HEVC.*/ for (i = 0; i < 3; i++) { if (GST_VIDEO_INFO_COMP_STRIDE (info, i) % GST_VIDEO_INFO_COMP_PSTRIDE (info, i)) { GST_LOG_OBJECT (encoder, "need to convert frame"); if (!gst_svthevc_enc_convert_frame (encoder, frame)) { if (frame) gst_video_codec_frame_unref (frame); } break; } } if (!gst_video_frame_map (&vframe, info, frame->input_buffer, GST_MAP_READ)) { GST_ERROR_OBJECT (encoder, "Failed to map frame"); if (frame) gst_video_codec_frame_unref (frame); return GST_FLOW_ERROR; } read_in_data (&encoder->enc_params, &vframe, headerPtr); headerPtr->nFlags = 0; headerPtr->sliceType = EB_INVALID_PICTURE; headerPtr->pAppPrivate = NULL; headerPtr->pts = frame->pts; if (encoder->reconfig && frame) { /* svthevc_encoder_reconfig is not yet implemented thus we shut down and re-create encoder */ GST_INFO_OBJECT (encoder, "reconfigure encoder"); gst_svthevc_enc_drain_encoder (encoder, TRUE); GST_OBJECT_LOCK (encoder); if (!gst_svthevc_enc_init_encoder (encoder)) { GST_OBJECT_UNLOCK (encoder); return GST_FLOW_ERROR; } GST_OBJECT_UNLOCK (encoder); } if (headerPtr && frame) { if (GST_VIDEO_CODEC_FRAME_IS_FORCE_KEYFRAME (frame)) { GST_INFO_OBJECT (encoder, "Forcing key frame"); headerPtr->sliceType = EB_IDR_PICTURE; } } out: if (!headerPtr) { EB_BUFFERHEADERTYPE headerPtrLast; if (encoder->first_buffer) { GST_DEBUG_OBJECT (encoder, "No need to send eos buffer"); encoder->svt_eos_flag = EOS_TOTRIGGER; return GST_FLOW_OK; } headerPtrLast.nAllocLen = 0; headerPtrLast.nFilledLen = 0; headerPtrLast.nTickCount = 0; headerPtrLast.pAppPrivate = NULL; headerPtrLast.pBuffer = NULL; headerPtrLast.nFlags = EB_BUFFERFLAG_EOS; GST_DEBUG_OBJECT (encoder, "drain frame"); svt_ret = EbH265EncSendPicture (encoder->svt_handle, &headerPtrLast); encoder->svt_eos_flag = EOS_REACHED; } else { GST_LOG_OBJECT (encoder, "encode frame"); svt_ret = EbH265EncSendPicture (encoder->svt_handle, headerPtr); encoder->first_buffer = FALSE; } GST_LOG_OBJECT (encoder, "encoder result (%d)", svt_ret); if (svt_ret != EB_ErrorNone) { GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode svthevc frame failed."), ("svthevc_encoder_encode return code=%d", svt_ret)); ret = GST_FLOW_ERROR; } /* Input frame is now queued */ if (frame) { gst_video_frame_unmap (&vframe); gst_video_codec_frame_unref (frame); } return ret; } static GstVideoCodecFrame * gst_svthevc_encoder_get_frame (GstVideoEncoder * encoder, GstClockTime ts) { GList *g; GList *frames; GstVideoCodecFrame *frame = NULL; GST_LOG_OBJECT (encoder, "timestamp : %" GST_TIME_FORMAT, GST_TIME_ARGS (ts)); frames = gst_video_encoder_get_frames (GST_VIDEO_ENCODER (encoder)); for (g = frames; g; g = g->next) { GstVideoCodecFrame *tmp = g->data; if (tmp->pts == ts) { frame = gst_video_codec_frame_ref (tmp); break; } } g_list_free_full (frames, (GDestroyNotify) gst_video_codec_frame_unref); return frame; } static GstClockTime gst_svthevc_encoder_get_oldest_pts (GstVideoEncoder * encoder) { GList *g; GList *frames; GstClockTime min_ts = GST_CLOCK_TIME_NONE; gboolean seen_none = FALSE; frames = gst_video_encoder_get_frames (GST_VIDEO_ENCODER (encoder)); /* find the lowest unsent PTS */ for (g = frames; g; g = g->next) { GstVideoCodecFrame *tmp = g->data; if (!GST_CLOCK_TIME_IS_VALID (tmp->abidata.ABI.ts)) { seen_none = TRUE; continue; } if (!GST_CLOCK_TIME_IS_VALID (min_ts) || tmp->abidata.ABI.ts < min_ts) { if (!seen_none) min_ts = tmp->abidata.ABI.ts; } } g_list_free_full (frames, (GDestroyNotify) gst_video_codec_frame_unref); return min_ts; } static GstFlowReturn gst_svthevc_enc_receive_frame (GstSvtHevcEnc * encoder, gboolean * got_packet, gboolean send) { GstVideoCodecFrame *frame = NULL; GstBuffer *out_buf = NULL; GstFlowReturn ret = GST_FLOW_OK; EB_BUFFERHEADERTYPE *output_buffer = NULL; EB_ERRORTYPE svt_ret; *got_packet = FALSE; if (encoder->svt_eos_flag == EOS_TOTRIGGER) return GST_FLOW_EOS; svt_ret = EbH265GetPacket (encoder->svt_handle, &output_buffer, encoder->svt_eos_flag); if (svt_ret == EB_NoErrorEmptyQueue) { GST_DEBUG_OBJECT (encoder, "no output yet"); return GST_FLOW_OK; } if (svt_ret != EB_ErrorNone || !output_buffer) { GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode svthevc frame failed."), ("EbH265GetPacket return code=%d", svt_ret)); return GST_FLOW_ERROR; } GST_LOG_OBJECT (encoder, "got %d from svt", output_buffer->nFlags); *got_packet = TRUE; frame = gst_svthevc_encoder_get_frame (GST_VIDEO_ENCODER (encoder), output_buffer->pts); if (!frame && send) { GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode svthevc frame failed."), ("Frame not found.")); ret = GST_FLOW_ERROR; goto out; } if (!send || !frame) { GST_DEBUG_OBJECT (encoder, "not sending (%d) or frame not found (%d)", send, frame != NULL); ret = GST_FLOW_OK; goto out; } GST_LOG_OBJECT (encoder, "output picture ready system=%d frame found %d", frame->system_frame_number, frame != NULL); if (encoder->update_latency) { gst_svthevc_enc_set_latency (encoder); encoder->update_latency = FALSE; } out_buf = gst_buffer_new_allocate (NULL, output_buffer->nFilledLen, NULL); gst_buffer_fill (out_buf, 0, output_buffer->pBuffer, output_buffer->nFilledLen); frame->output_buffer = out_buf; if (output_buffer->sliceType == EB_IDR_PICTURE) GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (frame); else GST_VIDEO_CODEC_FRAME_UNSET_SYNC_POINT (frame); if (encoder->push_header) { GstBuffer *header; header = gst_svthevc_enc_get_header_buffer (encoder); frame->output_buffer = gst_buffer_append (header, frame->output_buffer); encoder->push_header = FALSE; } frame->pts = output_buffer->pts; if (encoder->pred_structure) { /* Since the SVT-HEVC does not support adjust dts when bframe was enabled, * output pts can be smaller than dts. The maximum difference between DTS and PTS can be calculated * using the PTS difference between the first frame and the second frame. */ if (encoder->dts_offset == 0) { if (encoder->first_frame) { if (frame->pts > encoder->first_frame->pts) { encoder->dts_offset = frame->pts - encoder->first_frame->pts; } else { GstVideoInfo *info = &encoder->input_state->info; GstClockTime duration; gdouble framerate; GST_WARNING_OBJECT (encoder, "Could not calculate DTS offset"); /* No way to get maximum bframe count since SVT-HEVC does not support it, * so using keyframe interval instead. */ if (info->fps_d == 0 || info->fps_n == 0) { /* No way to get duration, assume 60fps. */ duration = gst_util_uint64_scale (1, GST_SECOND, 60); framerate = 60; } else { duration = gst_util_uint64_scale (info->fps_d, GST_SECOND, info->fps_n); gst_util_fraction_to_double (info->fps_n, info->fps_d, &framerate); } if (encoder->keyintmax > 0) { encoder->dts_offset = duration * encoder->keyintmax; } else { /* The SVT-HEVC sets the default gop-size the closest possible to * 1 second without breaking the minigop. */ gint mini_gop = (1 << (encoder->hierarchical_level)); gint keyintmin = ((int) ((framerate) / mini_gop) * (mini_gop)); gint keyintmax = ((int) ((framerate + mini_gop) / mini_gop) * (mini_gop)); gint keyint = (ABS ((framerate - keyintmax)) > ABS ((framerate - keyintmin))) ? keyintmin : keyintmax; if (encoder->enable_open_gop) keyint -= 1; encoder->dts_offset = duration * keyint; } } GST_INFO_OBJECT (encoder, "Calculated DTS offset %" GST_TIME_FORMAT, GST_TIME_ARGS (encoder->dts_offset)); encoder->first_frame->dts = gst_svthevc_encoder_get_oldest_pts (GST_VIDEO_ENCODER (encoder)); if (GST_CLOCK_TIME_IS_VALID (encoder->first_frame->dts)) encoder->first_frame->dts -= encoder->dts_offset; GST_LOG_OBJECT (encoder, "output: frame dts %" GST_TIME_FORMAT " pts %" GST_TIME_FORMAT, GST_TIME_ARGS (encoder->first_frame->dts), GST_TIME_ARGS (encoder->first_frame->pts)); ret = gst_video_encoder_finish_frame (GST_VIDEO_ENCODER (encoder), encoder->first_frame); encoder->first_frame = NULL; } else { encoder->first_frame = frame; frame = NULL; goto out; } } frame->dts = gst_svthevc_encoder_get_oldest_pts (GST_VIDEO_ENCODER (encoder)); if (GST_CLOCK_TIME_IS_VALID (frame->dts)) frame->dts -= encoder->dts_offset; } GST_LOG_OBJECT (encoder, "output: frame dts %" GST_TIME_FORMAT " pts %" GST_TIME_FORMAT, GST_TIME_ARGS (frame->dts), GST_TIME_ARGS (frame->pts)); out: if (output_buffer->nFlags == EB_BUFFERFLAG_EOS) encoder->svt_eos_flag = EOS_TOTRIGGER; if (output_buffer) EbH265ReleaseOutBuffer (&output_buffer); if (frame) ret = gst_video_encoder_finish_frame (GST_VIDEO_ENCODER (encoder), frame); return ret; } static GstFlowReturn gst_svthevc_enc_drain_encoder (GstSvtHevcEnc * encoder, gboolean send) { GstFlowReturn ret = GST_FLOW_OK; gboolean got_packet; /* first send the remaining frames */ if (G_UNLIKELY (encoder->svt_handle == NULL) || G_UNLIKELY (encoder->svt_eos_flag == EOS_TOTRIGGER)) goto done; ret = gst_svthevc_enc_send_frame (encoder, NULL); if (ret != GST_FLOW_OK) goto done; do { ret = gst_svthevc_enc_receive_frame (encoder, &got_packet, send); GST_LOG_OBJECT (encoder, "ret %d, got_packet %d", ret, got_packet); if (ret != GST_FLOW_OK) break; } while (got_packet); done: if (encoder->first_frame) { GST_LOG_OBJECT (encoder, "output: frame dts %" GST_TIME_FORMAT " pts %" GST_TIME_FORMAT, GST_TIME_ARGS (encoder->first_frame->dts), GST_TIME_ARGS (encoder->first_frame->pts)); gst_video_encoder_finish_frame (GST_VIDEO_ENCODER (encoder), encoder->first_frame); encoder->first_frame = NULL; } return ret; } static void gst_svthevc_enc_reconfig (GstSvtHevcEnc * encoder) { encoder->reconfig = TRUE; } static void gst_svthevc_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstSvtHevcEnc *encoder; GstState state; encoder = GST_SVTHEVC_ENC (object); GST_OBJECT_LOCK (encoder); state = GST_STATE (encoder); if ((state != GST_STATE_READY && state != GST_STATE_NULL) && !(pspec->flags & GST_PARAM_MUTABLE_PLAYING)) goto wrong_state; switch (prop_id) { case PROP_INSERT_VUI: encoder->insert_vui = g_value_get_boolean (value); break; case PROP_AUD: encoder->aud = g_value_get_boolean (value); break; case PROP_HIERARCHICAL_LEVEL: encoder->hierarchical_level = g_value_get_enum (value); break; case PROP_LOOKAHEAD_DISTANCE: encoder->la_depth = g_value_get_uint (value); break; case PROP_ENCODER_MODE: encoder->enc_mode = g_value_get_uint (value); break; case PROP_RC_MODE: encoder->rc_mode = g_value_get_enum (value); break; case PROP_QP_I: encoder->qp_i = g_value_get_uint (value); break; case PROP_QP_MAX: encoder->qp_max = g_value_get_uint (value); break; case PROP_QP_MIN: encoder->qp_min = g_value_get_uint (value); break; case PROP_SCENE_CHANGE_DETECTION: encoder->scene_change_detection = g_value_get_boolean (value); break; case PROP_TUNE: encoder->tune = g_value_get_enum (value); break; case PROP_BASE_LAYER_SWITCH_MODE: encoder->base_layer_switch_mode = g_value_get_enum (value); break; case PROP_BITRATE: encoder->bitrate = g_value_get_uint (value); break; case PROP_KEY_INT_MAX: encoder->keyintmax = g_value_get_int (value); break; case PROP_ENABLE_OPEN_GOP: encoder->enable_open_gop = g_value_get_boolean (value); break; case PROP_CONFIG_INTERVAL: encoder->config_interval = g_value_get_uint (value); break; case PROP_CORES: encoder->cores = g_value_get_uint (value); break; case PROP_SOCKET: encoder->socket = g_value_get_int (value); break; case PROP_TILE_ROW: encoder->tile_row = g_value_get_uint (value); break; case PROP_TILE_COL: encoder->tile_col = g_value_get_uint (value); break; case PROP_PRED_STRUCTURE: encoder->pred_structure = g_value_get_enum (value); break; case PROP_VBV_MAX_RATE: encoder->vbv_maxrate = g_value_get_uint (value); break; case PROP_VBV_BUFFER_SIZE: encoder->vbv_bufsize = g_value_get_uint (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } gst_svthevc_enc_reconfig (encoder); GST_OBJECT_UNLOCK (encoder); return; wrong_state: { GST_WARNING_OBJECT (encoder, "setting property in wrong state"); GST_OBJECT_UNLOCK (encoder); } } static void gst_svthevc_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstSvtHevcEnc *encoder; encoder = GST_SVTHEVC_ENC (object); GST_OBJECT_LOCK (encoder); switch (prop_id) { case PROP_INSERT_VUI: g_value_set_boolean (value, encoder->insert_vui); break; case PROP_AUD: g_value_set_boolean (value, encoder->aud); break; case PROP_HIERARCHICAL_LEVEL: g_value_set_enum (value, encoder->hierarchical_level); break; case PROP_LOOKAHEAD_DISTANCE: g_value_set_uint (value, encoder->la_depth); break; case PROP_ENCODER_MODE: g_value_set_uint (value, encoder->enc_mode); break; case PROP_RC_MODE: g_value_set_enum (value, encoder->rc_mode); break; case PROP_QP_I: g_value_set_uint (value, encoder->qp_i); break; case PROP_QP_MAX: g_value_set_uint (value, encoder->qp_max); break; case PROP_QP_MIN: g_value_set_uint (value, encoder->qp_min); break; case PROP_SCENE_CHANGE_DETECTION: g_value_set_boolean (value, encoder->scene_change_detection); break; case PROP_TUNE: g_value_set_enum (value, encoder->tune); break; case PROP_BASE_LAYER_SWITCH_MODE: g_value_set_enum (value, encoder->base_layer_switch_mode); break; case PROP_BITRATE: g_value_set_uint (value, encoder->bitrate); break; case PROP_KEY_INT_MAX: g_value_set_int (value, encoder->keyintmax); break; case PROP_ENABLE_OPEN_GOP: g_value_set_boolean (value, encoder->enable_open_gop); break; case PROP_CONFIG_INTERVAL: g_value_set_uint (value, encoder->config_interval); break; case PROP_CORES: g_value_set_uint (value, encoder->cores); break; case PROP_SOCKET: g_value_set_int (value, encoder->socket); break; case PROP_TILE_ROW: g_value_set_uint (value, encoder->tile_row); break; case PROP_TILE_COL: g_value_set_uint (value, encoder->tile_col); break; case PROP_PRED_STRUCTURE: g_value_set_enum (value, encoder->pred_structure); break; case PROP_VBV_MAX_RATE: g_value_set_uint (value, encoder->vbv_maxrate); break; case PROP_VBV_BUFFER_SIZE: g_value_set_uint (value, encoder->vbv_bufsize); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } GST_OBJECT_UNLOCK (encoder); } /** * plugin-svthevcenc: * * Since: 1.18 */ static gboolean plugin_init (GstPlugin * plugin) { GST_DEBUG_CATEGORY_INIT (svthevc_enc_debug, "svthevcenc", 0, "h265 encoding element"); return gst_element_register (plugin, "svthevcenc", GST_RANK_PRIMARY, GST_TYPE_SVTHEVC_ENC); } GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR, svthevcenc, "svt-hevc encoder based H265 plugins", plugin_init, VERSION, "GPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)