/* GStreamer * Copyright (C) 2020 Seungha Yang <seungha.yang@navercorp.com> * Copyright (C) 2020 Seungha Yang <seungha@centricular.com> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ /** * SECTION:element-mfh265enc * @title: mfh265enc * * This element encodes raw video into H265 (HEVC) compressed data. * * ## Example pipelines * |[ * gst-launch-1.0 -v videotestsrc ! mfh265enc ! h265parse ! qtmux ! filesink location=videotestsrc.mp4 * ]| This example pipeline will encode a test video source to H265 using * Media Foundation encoder, and muxes it in a mp4 container. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <gst/gst.h> #include "gstmfvideoencoder.h" #include "gstmfh265enc.h" #include <wrl.h> /* *INDENT-OFF* */ using namespace Microsoft::WRL; /* *INDENT-ON* */ GST_DEBUG_CATEGORY (gst_mf_h265_enc_debug); #define GST_CAT_DEFAULT gst_mf_h265_enc_debug enum { GST_MF_H265_ENC_RC_MODE_CBR = 0, GST_MF_H265_ENC_RC_MODE_QUALITY, }; #define GST_TYPE_MF_H265_ENC_RC_MODE (gst_mf_h265_enc_rc_mode_get_type()) static GType gst_mf_h265_enc_rc_mode_get_type (void) { static GType rc_mode_type = 0; static const GEnumValue rc_mode_types[] = { {GST_MF_H265_ENC_RC_MODE_CBR, "Constant bitrate", "cbr"}, {GST_MF_H265_ENC_RC_MODE_QUALITY, "Quality-based variable bitrate", "qvbr"}, {0, nullptr, nullptr} }; if (!rc_mode_type) { rc_mode_type = g_enum_register_static ("GstMFH265EncRCMode", rc_mode_types); } return rc_mode_type; } enum { GST_MF_H265_ENC_CONTENT_TYPE_UNKNOWN, GST_MF_H265_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE, }; #define GST_TYPE_MF_H265_ENC_CONTENT_TYPE (gst_mf_h265_enc_content_type_get_type()) static GType gst_mf_h265_enc_content_type_get_type (void) { static GType content_type = 0; static const GEnumValue content_types[] = { {GST_MF_H265_ENC_CONTENT_TYPE_UNKNOWN, "Unknown", "unknown"}, {GST_MF_H265_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE, "Fixed Camera Angle, such as a webcam", "fixed"}, {0, nullptr, nullptr} }; if (!content_type) { content_type = g_enum_register_static ("GstMFH265EncContentType", content_types); } return content_type; } enum { PROP_0, PROP_BITRATE, PROP_RC_MODE, PROP_BUFFER_SIZE, PROP_MAX_BITRATE, PROP_QUALITY_VS_SPEED, PROP_BFRAMES, PROP_GOP_SIZE, PROP_THREADS, PROP_CONTENT_TYPE, PROP_QP, PROP_LOW_LATENCY, PROP_MIN_QP, PROP_MAX_QP, PROP_QP_I, PROP_QP_P, PROP_QP_B, PROP_REF, PROP_D3D11_AWARE, PROP_ADAPTER_LUID, }; #define DEFAULT_BITRATE (2 * 1024) #define DEFAULT_RC_MODE GST_MF_H265_ENC_RC_MODE_CBR #define DEFAULT_BUFFER_SIZE 0 #define DEFAULT_MAX_BITRATE 0 #define DEFAULT_QUALITY_VS_SPEED 50 #define DEFAULT_CABAC TRUE #define DEFAULT_BFRAMES 0 #define DEFAULT_GOP_SIZE -1 #define DEFAULT_THREADS 0 #define DEFAULT_CONTENT_TYPE GST_MF_H265_ENC_CONTENT_TYPE_UNKNOWN #define DEFAULT_QP 24 #define DEFAULT_LOW_LATENCY FALSE #define DEFAULT_MIN_QP 0 #define DEFAULT_MAX_QP 51 #define DEFAULT_QP_I 26 #define DEFAULT_QP_P 26 #define DEFAULT_QP_B 26 #define DEFAULT_REF 2 typedef struct _GstMFH265Enc { GstMFVideoEncoder parent; /* properties */ guint bitrate; /* device dependent properties */ guint rc_mode; guint buffer_size; guint max_bitrate; guint quality_vs_speed; guint bframes; guint gop_size; guint threads; guint content_type; guint qp; gboolean low_latency; guint min_qp; guint max_qp; guint qp_i; guint qp_p; guint qp_b; guint max_num_ref; } GstMFH265Enc; typedef struct _GstMFH265EncClass { GstMFVideoEncoderClass parent_class; } GstMFH265EncClass; static GstElementClass *parent_class = nullptr; static void gst_mf_h265_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); static void gst_mf_h265_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static gboolean gst_mf_h265_enc_set_option (GstMFVideoEncoder * encoder, GstVideoCodecState * state, IMFMediaType * output_type); static gboolean gst_mf_h265_enc_set_src_caps (GstMFVideoEncoder * encoder, GstVideoCodecState * state, IMFMediaType * output_type); static void gst_mf_h265_enc_class_init (GstMFH265EncClass * klass, gpointer data) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GstElementClass *element_class = GST_ELEMENT_CLASS (klass); GstMFVideoEncoderClass *encoder_class = GST_MF_VIDEO_ENCODER_CLASS (klass); GstMFVideoEncoderClassData *cdata = (GstMFVideoEncoderClassData *) data; GstMFVideoEncoderDeviceCaps *device_caps = &cdata->device_caps; gchar *long_name; gchar *classification; parent_class = (GstElementClass *) g_type_class_peek_parent (klass); gobject_class->get_property = gst_mf_h265_enc_get_property; gobject_class->set_property = gst_mf_h265_enc_set_property; g_object_class_install_property (gobject_class, PROP_BITRATE, g_param_spec_uint ("bitrate", "Bitrate", "Bitrate in kbit/sec", 1, (G_MAXUINT >> 10), DEFAULT_BITRATE, (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); if (device_caps->rc_mode) { g_object_class_install_property (gobject_class, PROP_RC_MODE, g_param_spec_enum ("rc-mode", "Rate Control Mode", "Rate Control Mode", GST_TYPE_MF_H265_ENC_RC_MODE, DEFAULT_RC_MODE, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); /* NOTE: documentation will be done by only for default device */ if (cdata->is_default) { gst_type_mark_as_plugin_api (GST_TYPE_MF_H265_ENC_RC_MODE, (GstPluginAPIFlags) 0); } } if (device_caps->buffer_size) { g_object_class_install_property (gobject_class, PROP_BUFFER_SIZE, g_param_spec_uint ("vbv-buffer-size", "VBV Buffer Size", "VBV(HRD) Buffer Size in bytes (0 = MFT default)", 0, G_MAXUINT - 1, DEFAULT_BUFFER_SIZE, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->max_bitrate) { g_object_class_install_property (gobject_class, PROP_MAX_BITRATE, g_param_spec_uint ("max-bitrate", "Max Bitrate", "The maximum bitrate applied when rc-mode is \"pcvbr\" in kbit/sec " "(0 = MFT default)", 0, (G_MAXUINT >> 10), DEFAULT_MAX_BITRATE, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->quality_vs_speed) { g_object_class_install_property (gobject_class, PROP_QUALITY_VS_SPEED, g_param_spec_uint ("quality-vs-speed", "Quality Vs Speed", "Quality and speed tradeoff, [0, 33]: Low complexity, " "[34, 66]: Medium complexity, [67, 100]: High complexity", 0, 100, DEFAULT_QUALITY_VS_SPEED, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->bframes) { g_object_class_install_property (gobject_class, PROP_BFRAMES, g_param_spec_uint ("bframes", "bframes", "The maximum number of consecutive B frames", 0, 2, DEFAULT_BFRAMES, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->gop_size) { g_object_class_install_property (gobject_class, PROP_GOP_SIZE, g_param_spec_int ("gop-size", "GOP size", "The number of pictures from one GOP header to the next. " "Depending on GPU vendor implementation, zero gop-size might " "produce only one keyframe at the beginning (-1 for automatic)", -1, G_MAXINT, DEFAULT_GOP_SIZE, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->threads) { g_object_class_install_property (gobject_class, PROP_THREADS, g_param_spec_uint ("threads", "Threads", "The number of worker threads used by a encoder, (0 = MFT default)", 0, 16, DEFAULT_THREADS, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->content_type) { g_object_class_install_property (gobject_class, PROP_CONTENT_TYPE, g_param_spec_enum ("content-type", "Content Type", "Indicates the type of video content", GST_TYPE_MF_H265_ENC_CONTENT_TYPE, DEFAULT_CONTENT_TYPE, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); /* NOTE: documentation will be done by only for default device */ if (cdata->is_default) { gst_type_mark_as_plugin_api (GST_TYPE_MF_H265_ENC_CONTENT_TYPE, (GstPluginAPIFlags) 0); } } if (device_caps->qp) { g_object_class_install_property (gobject_class, PROP_QP, g_param_spec_uint ("qp", "qp", "QP applied when rc-mode is \"qvbr\"", 16, 51, DEFAULT_QP, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->low_latency) { g_object_class_install_property (gobject_class, PROP_LOW_LATENCY, g_param_spec_boolean ("low-latency", "Low Latency", "Enable low latency encoding", DEFAULT_LOW_LATENCY, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->min_qp) { g_object_class_install_property (gobject_class, PROP_MIN_QP, g_param_spec_uint ("min-qp", "Min QP", "The minimum allowed QP applied to all rc-mode", 0, 51, DEFAULT_MIN_QP, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->max_qp) { g_object_class_install_property (gobject_class, PROP_MAX_QP, g_param_spec_uint ("max-qp", "Max QP", "The maximum allowed QP applied to all rc-mode", 0, 51, DEFAULT_MAX_QP, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->frame_type_qp) { g_object_class_install_property (gobject_class, PROP_QP_I, g_param_spec_uint ("qp-i", "QP I", "QP applied to I frames", 0, 51, DEFAULT_QP_I, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); g_object_class_install_property (gobject_class, PROP_QP_P, g_param_spec_uint ("qp-p", "QP P", "QP applied to P frames", 0, 51, DEFAULT_QP_P, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); g_object_class_install_property (gobject_class, PROP_QP_B, g_param_spec_uint ("qp-b", "QP B", "QP applied to B frames", 0, 51, DEFAULT_QP_B, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } if (device_caps->max_num_ref) { g_object_class_install_property (gobject_class, PROP_REF, g_param_spec_uint ("ref", "Reference Frames", "The number of reference frames", device_caps->max_num_ref_low, device_caps->max_num_ref_high, DEFAULT_REF, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); } /** * GstMFH265Enc:d3d11-aware: * * Whether element supports Direct3D11 texture as an input or not * * Since: 1.20 */ g_object_class_install_property (gobject_class, PROP_D3D11_AWARE, g_param_spec_boolean ("d3d11-aware", "D3D11 Aware", "Whether device can support Direct3D11 interop", device_caps->d3d11_aware, (GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS))); /** * GstMFH265Enc:adapter-luid: * * DXGI Adapter LUID for this elemenet * * Since: 1.20 */ if (device_caps->d3d11_aware) { g_object_class_install_property (gobject_class, PROP_ADAPTER_LUID, g_param_spec_int64 ("adapter-luid", "Adapter LUID", "DXGI Adapter LUID (Locally Unique Identifier) of created device", G_MININT64, G_MAXINT64, device_caps->adapter_luid, (GParamFlags) (GST_PARAM_CONDITIONALLY_AVAILABLE | G_PARAM_READABLE | G_PARAM_STATIC_STRINGS))); } long_name = g_strdup_printf ("Media Foundation %s", cdata->device_name); classification = g_strdup_printf ("Codec/Encoder/Video%s", (cdata->enum_flags & MFT_ENUM_FLAG_HARDWARE) == MFT_ENUM_FLAG_HARDWARE ? "/Hardware" : ""); gst_element_class_set_metadata (element_class, long_name, classification, "Microsoft Media Foundation H.265 Encoder", "Seungha Yang <seungha.yang@navercorp.com>"); g_free (long_name); g_free (classification); gst_element_class_add_pad_template (element_class, gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, cdata->sink_caps)); gst_element_class_add_pad_template (element_class, gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, cdata->src_caps)); encoder_class->set_option = GST_DEBUG_FUNCPTR (gst_mf_h265_enc_set_option); encoder_class->set_src_caps = GST_DEBUG_FUNCPTR (gst_mf_h265_enc_set_src_caps); encoder_class->codec_id = MFVideoFormat_HEVC; encoder_class->enum_flags = cdata->enum_flags; encoder_class->device_index = cdata->device_index; encoder_class->device_caps = *device_caps; g_free (cdata->device_name); gst_caps_unref (cdata->sink_caps); gst_caps_unref (cdata->src_caps); g_free (cdata); } static void gst_mf_h265_enc_init (GstMFH265Enc * self) { self->bitrate = DEFAULT_BITRATE; self->rc_mode = DEFAULT_RC_MODE; self->max_bitrate = DEFAULT_MAX_BITRATE; self->quality_vs_speed = DEFAULT_QUALITY_VS_SPEED; self->bframes = DEFAULT_BFRAMES; self->gop_size = DEFAULT_GOP_SIZE; self->threads = DEFAULT_THREADS; self->content_type = DEFAULT_CONTENT_TYPE; self->qp = DEFAULT_QP; self->low_latency = DEFAULT_LOW_LATENCY; self->min_qp = DEFAULT_MIN_QP; self->max_qp = DEFAULT_MAX_QP; self->qp_i = DEFAULT_QP_I; self->qp_p = DEFAULT_QP_P; self->qp_b = DEFAULT_QP_B; self->max_num_ref = DEFAULT_REF; } static void gst_mf_h265_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstMFH265Enc *self = (GstMFH265Enc *) (object); GstMFVideoEncoderClass *klass = GST_MF_VIDEO_ENCODER_GET_CLASS (object); switch (prop_id) { case PROP_BITRATE: g_value_set_uint (value, self->bitrate); break; case PROP_RC_MODE: g_value_set_enum (value, self->rc_mode); break; case PROP_BUFFER_SIZE: g_value_set_uint (value, self->buffer_size); break; case PROP_MAX_BITRATE: g_value_set_uint (value, self->max_bitrate); break; case PROP_QUALITY_VS_SPEED: g_value_set_uint (value, self->quality_vs_speed); break; case PROP_BFRAMES: g_value_set_uint (value, self->bframes); break; case PROP_GOP_SIZE: g_value_set_int (value, self->gop_size); break; case PROP_THREADS: g_value_set_uint (value, self->threads); break; case PROP_CONTENT_TYPE: g_value_set_enum (value, self->content_type); break; case PROP_QP: g_value_set_uint (value, self->qp); break; case PROP_LOW_LATENCY: g_value_set_boolean (value, self->low_latency); break; case PROP_MIN_QP: g_value_set_uint (value, self->min_qp); break; case PROP_MAX_QP: g_value_set_uint (value, self->max_qp); break; case PROP_QP_I: g_value_set_uint (value, self->qp_i); break; case PROP_QP_P: g_value_set_uint (value, self->qp_p); break; case PROP_QP_B: g_value_set_uint (value, self->qp_b); break; case PROP_REF: g_value_set_uint (value, self->max_num_ref); break; case PROP_D3D11_AWARE: g_value_set_boolean (value, klass->device_caps.d3d11_aware); break; case PROP_ADAPTER_LUID: g_value_set_int64 (value, klass->device_caps.adapter_luid); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_mf_h265_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstMFH265Enc *self = (GstMFH265Enc *) (object); switch (prop_id) { case PROP_BITRATE: self->bitrate = g_value_get_uint (value); break; case PROP_RC_MODE: self->rc_mode = g_value_get_enum (value); break; case PROP_BUFFER_SIZE: self->buffer_size = g_value_get_uint (value); break; case PROP_MAX_BITRATE: self->max_bitrate = g_value_get_uint (value); break; case PROP_QUALITY_VS_SPEED: self->quality_vs_speed = g_value_get_uint (value); break; case PROP_BFRAMES: self->bframes = g_value_get_uint (value); break; case PROP_GOP_SIZE: self->gop_size = g_value_get_int (value); break; case PROP_THREADS: self->threads = g_value_get_uint (value); break; case PROP_CONTENT_TYPE: self->content_type = g_value_get_enum (value); break; case PROP_QP: self->qp = g_value_get_uint (value); break; case PROP_LOW_LATENCY: self->low_latency = g_value_get_boolean (value); break; case PROP_MIN_QP: self->min_qp = g_value_get_uint (value); break; case PROP_MAX_QP: self->max_qp = g_value_get_uint (value); break; case PROP_QP_I: self->qp_i = g_value_get_uint (value); break; case PROP_QP_P: self->qp_p = g_value_get_uint (value); break; case PROP_QP_B: self->qp_b = g_value_get_uint (value); break; case PROP_REF: self->max_num_ref = g_value_get_uint (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static guint gst_mf_h265_enc_rc_mode_to_enum (guint rc_mode) { switch (rc_mode) { case GST_MF_H265_ENC_RC_MODE_CBR: return eAVEncCommonRateControlMode_CBR; case GST_MF_H265_ENC_RC_MODE_QUALITY: return eAVEncCommonRateControlMode_Quality; default: return G_MAXUINT; } } static guint gst_mf_h265_enc_content_type_to_enum (guint rc_mode) { switch (rc_mode) { case GST_MF_H265_ENC_CONTENT_TYPE_UNKNOWN: return eAVEncVideoContentType_Unknown; case GST_MF_H265_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE: return eAVEncVideoContentType_FixedCameraAngle; default: return G_MAXUINT; } } #define WARNING_HR(hr,func) \ G_STMT_START { \ if (!gst_mf_result (hr)) { \ GST_WARNING_OBJECT (self, G_STRINGIFY(func) " failed, hr: 0x%x", (guint) hr); \ } \ } G_STMT_END static gboolean gst_mf_h265_enc_set_option (GstMFVideoEncoder * encoder, GstVideoCodecState * state, IMFMediaType * output_type) { GstMFH265Enc *self = (GstMFH265Enc *) encoder; GstMFVideoEncoderClass *klass = GST_MF_VIDEO_ENCODER_GET_CLASS (encoder); GstMFVideoEncoderDeviceCaps *device_caps = &klass->device_caps; HRESULT hr; GstMFTransform *transform = encoder->transform; hr = output_type->SetGUID (MF_MT_SUBTYPE, MFVideoFormat_HEVC); if (!gst_mf_result (hr)) return FALSE; if (GST_VIDEO_INFO_FORMAT (&encoder->input_state->info) == GST_VIDEO_FORMAT_P010_10LE) { hr = output_type->SetUINT32 (MF_MT_MPEG2_PROFILE, eAVEncH265VProfile_Main_420_10); } else { hr = output_type->SetUINT32 (MF_MT_MPEG2_PROFILE, eAVEncH265VProfile_Main_420_8); } if (!gst_mf_result (hr)) return FALSE; hr = output_type->SetUINT32 (MF_MT_AVG_BITRATE, MIN (self->bitrate * 1024, G_MAXUINT - 1)); if (!gst_mf_result (hr)) return FALSE; if (device_caps->rc_mode) { guint rc_mode; rc_mode = gst_mf_h265_enc_rc_mode_to_enum (self->rc_mode); if (rc_mode != G_MAXUINT) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncCommonRateControlMode, rc_mode); WARNING_HR (hr, CODECAPI_AVEncCommonRateControlMode); } } if (device_caps->buffer_size && self->buffer_size > 0) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncCommonBufferSize, self->buffer_size); WARNING_HR (hr, CODECAPI_AVEncCommonBufferSize); } if (device_caps->max_bitrate && self->max_bitrate > 0) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncCommonMaxBitRate, MIN (self->max_bitrate * 1024, G_MAXUINT - 1)); WARNING_HR (hr, CODECAPI_AVEncCommonMaxBitRate); } if (device_caps->quality_vs_speed) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncCommonQualityVsSpeed, self->quality_vs_speed); WARNING_HR (hr, CODECAPI_AVEncCommonQualityVsSpeed); } encoder->has_reorder_frame = FALSE; if (device_caps->bframes) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncMPVDefaultBPictureCount, self->bframes); if (SUCCEEDED (hr) && self->bframes > 0) encoder->has_reorder_frame = TRUE; WARNING_HR (hr, CODECAPI_AVEncMPVDefaultBPictureCount); } if (device_caps->gop_size) { GstVideoInfo *info = &state->info; gint gop_size = self->gop_size; gint fps_n, fps_d; /* Set default value (10 sec or 250 frames) like that of x264enc */ if (gop_size < 0) { fps_n = GST_VIDEO_INFO_FPS_N (info); fps_d = GST_VIDEO_INFO_FPS_D (info); if (fps_n <= 0 || fps_d <= 0) { gop_size = 250; } else { gop_size = 10 * fps_n / fps_d; } GST_DEBUG_OBJECT (self, "Update GOP size to %d", gop_size); } hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncMPVGOPSize, gop_size); WARNING_HR (hr, CODECAPI_AVEncMPVGOPSize); } if (device_caps->threads) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncNumWorkerThreads, self->threads); WARNING_HR (hr, CODECAPI_AVEncNumWorkerThreads); } if (device_caps->content_type) { guint content_type; content_type = gst_mf_h265_enc_content_type_to_enum (self->content_type); if (content_type != G_MAXUINT) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncVideoContentType, content_type); WARNING_HR (hr, CODECAPI_AVEncVideoContentType); } } if (device_caps->qp) { hr = gst_mf_transform_set_codec_api_uint64 (transform, &CODECAPI_AVEncVideoEncodeQP, self->qp); WARNING_HR (hr, CODECAPI_AVEncVideoEncodeQP); } if (device_caps->low_latency) { hr = gst_mf_transform_set_codec_api_boolean (transform, &CODECAPI_AVLowLatencyMode, self->low_latency); WARNING_HR (hr, CODECAPI_AVLowLatencyMode); } if (device_caps->min_qp) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncVideoMinQP, self->min_qp); WARNING_HR (hr, CODECAPI_AVEncVideoMinQP); } if (device_caps->max_qp) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncVideoMaxQP, self->max_qp); WARNING_HR (hr, CODECAPI_AVEncVideoMaxQP); } if (device_caps->frame_type_qp) { guint64 type_qp = 0; type_qp = (guint64) self->qp_i | (guint64) self->qp_p << 16 | (guint64) self->qp_b << 32; hr = gst_mf_transform_set_codec_api_uint64 (transform, &CODECAPI_AVEncVideoEncodeFrameTypeQP, type_qp); WARNING_HR (hr, CODECAPI_AVEncVideoEncodeFrameTypeQP); } if (device_caps->max_num_ref) { hr = gst_mf_transform_set_codec_api_uint32 (transform, &CODECAPI_AVEncVideoMaxNumRefFrame, self->max_num_ref); WARNING_HR (hr, CODECAPI_AVEncVideoMaxNumRefFrame); } return TRUE; } static gboolean gst_mf_h265_enc_set_src_caps (GstMFVideoEncoder * encoder, GstVideoCodecState * state, IMFMediaType * output_type) { GstMFH265Enc *self = (GstMFH265Enc *) encoder; GstVideoCodecState *out_state; GstStructure *s; GstCaps *out_caps; GstTagList *tags; out_caps = gst_caps_new_empty_simple ("video/x-h265"); s = gst_caps_get_structure (out_caps, 0); gst_structure_set (s, "stream-format", G_TYPE_STRING, "byte-stream", "alignment", G_TYPE_STRING, "au", nullptr); if (GST_VIDEO_INFO_FORMAT (&encoder->input_state->info) == GST_VIDEO_FORMAT_P010_10LE) { gst_structure_set (s, "profile", G_TYPE_STRING, "main-10", nullptr); } else { gst_structure_set (s, "profile", G_TYPE_STRING, "main", nullptr); } out_state = gst_video_encoder_set_output_state (GST_VIDEO_ENCODER (self), out_caps, state); GST_INFO_OBJECT (self, "output caps: %" GST_PTR_FORMAT, out_state->caps); /* encoder will keep it around for us */ gst_video_codec_state_unref (out_state); tags = gst_tag_list_new_empty (); gst_tag_list_add (tags, GST_TAG_MERGE_REPLACE, GST_TAG_ENCODER, gst_element_get_metadata (GST_ELEMENT_CAST (self), GST_ELEMENT_METADATA_LONGNAME), nullptr); gst_video_encoder_merge_tags (GST_VIDEO_ENCODER (self), tags, GST_TAG_MERGE_REPLACE); gst_tag_list_unref (tags); return TRUE; } void gst_mf_h265_enc_plugin_init (GstPlugin * plugin, guint rank, GList * d3d11_device) { GTypeInfo type_info = { sizeof (GstMFH265EncClass), nullptr, nullptr, (GClassInitFunc) gst_mf_h265_enc_class_init, nullptr, nullptr, sizeof (GstMFH265Enc), 0, (GInstanceInitFunc) gst_mf_h265_enc_init, }; GUID subtype = MFVideoFormat_HEVC; GST_DEBUG_CATEGORY_INIT (gst_mf_h265_enc_debug, "mfh265enc", 0, "mfh265enc"); gst_mf_video_encoder_register (plugin, rank, &subtype, &type_info, d3d11_device); }