/* * Copyright (C) 2011, Hewlett-Packard Development Company, L.P. * Copyright (C) 2017 Xilinx, Inc. * Author: Sebastian Dröge , Collabora Ltd. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation * version 2.1 of the License. * * 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "gstomxh265enc.h" #include "gstomxh265utils.h" GST_DEBUG_CATEGORY_STATIC (gst_omx_h265_enc_debug_category); #define GST_CAT_DEFAULT gst_omx_h265_enc_debug_category /* prototypes */ static gboolean gst_omx_h265_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port, GstVideoCodecState * state); static GstCaps *gst_omx_h265_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port, GstVideoCodecState * state); static void gst_omx_h265_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_omx_h265_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); enum { PROP_0, PROP_PERIODICITYOFIDRFRAMES, PROP_INTERVALOFCODINGINTRAFRAMES, PROP_B_FRAMES, PROP_CONSTRAINED_INTRA_PREDICTION, PROP_LOOP_FILTER_MODE, }; #define GST_OMX_H265_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT (0xffffffff) #define GST_OMX_H265_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT (0xffffffff) #define GST_OMX_H265_VIDEO_ENC_B_FRAMES_DEFAULT (0xffffffff) #define GST_OMX_H265_VIDEO_ENC_CONSTRAINED_INTRA_PREDICTION_DEFAULT (FALSE) #define GST_OMX_H265_VIDEO_ENC_LOOP_FILTER_MODE_DEFAULT (0xffffffff) #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS /* zynqultrascaleplus's OMX uses a param struct different of Android's one */ #define INDEX_PARAM_VIDEO_HEVC OMX_ALG_IndexParamVideoHevc #else #define INDEX_PARAM_VIDEO_HEVC OMX_IndexParamVideoHevc #endif /* class initialization */ #define DEBUG_INIT \ GST_DEBUG_CATEGORY_INIT (gst_omx_h265_enc_debug_category, "omxh265enc", 0, \ "debug category for gst-omx H265 video encoder"); #define parent_class gst_omx_h265_enc_parent_class G_DEFINE_TYPE_WITH_CODE (GstOMXH265Enc, gst_omx_h265_enc, GST_TYPE_OMX_VIDEO_ENC, DEBUG_INIT); #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS #define GST_TYPE_OMX_H265_ENC_LOOP_FILTER_MODE (gst_omx_h265_enc_loop_filter_mode_get_type ()) static GType gst_omx_h265_enc_loop_filter_mode_get_type (void) { static GType qtype = 0; if (qtype == 0) { static const GEnumValue values[] = { {OMX_ALG_VIDEO_HEVCLoopFilterEnable, "Enable deblocking filter", "enable"}, {OMX_ALG_VIDEO_HEVCLoopFilterDisable, "Disable deblocking filter", "disable"}, {OMX_ALG_VIDEO_HEVCLoopFilterDisableCrossSlice, "Disable deblocking filter on slice boundary", "disable-cross-slice"}, {OMX_ALG_VIDEO_HEVCLoopFilterDisableCrossTile, "Disable deblocking filter on tile boundary", "disable-cross-tile"}, {OMX_ALG_VIDEO_HEVCLoopFilterDisableCrossSliceAndTile, "Disable deblocking filter on slice and tile boundary", "disable-slice-and-tile"}, {0xffffffff, "Component Default", "default"}, {0, NULL, NULL} }; qtype = g_enum_register_static ("GstOMXH265EncLoopFilter", values); } return qtype; } #endif static void gst_omx_h265_enc_class_init (GstOMXH265EncClass * klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GstElementClass *element_class = GST_ELEMENT_CLASS (klass); GstOMXVideoEncClass *videoenc_class = GST_OMX_VIDEO_ENC_CLASS (klass); videoenc_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_h265_enc_set_format); videoenc_class->get_caps = GST_DEBUG_FUNCPTR (gst_omx_h265_enc_get_caps); gobject_class->set_property = gst_omx_h265_enc_set_property; gobject_class->get_property = gst_omx_h265_enc_get_property; g_object_class_install_property (gobject_class, PROP_INTERVALOFCODINGINTRAFRAMES, g_param_spec_uint ("interval-intraframes", "Interval of coding Intra frames", "Interval of coding Intra frames (0xffffffff=component default)", 0, G_MAXUINT, GST_OMX_H265_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)); #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS g_object_class_install_property (gobject_class, PROP_PERIODICITYOFIDRFRAMES, g_param_spec_uint ("periodicity-idr", "IDR periodicity", "Periodicity of IDR frames (0xffffffff=component default)", 0, G_MAXUINT, GST_OMX_H265_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)); g_object_class_install_property (gobject_class, PROP_B_FRAMES, g_param_spec_uint ("b-frames", "Number of B-frames", "Number of B-frames between two consecutive I-frames (0xffffffff=component default)", 0, G_MAXUINT, GST_OMX_H265_VIDEO_ENC_B_FRAMES_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)); g_object_class_install_property (gobject_class, PROP_CONSTRAINED_INTRA_PREDICTION, g_param_spec_boolean ("constrained-intra-prediction", "Constrained Intra Prediction", "If enabled, prediction only uses residual data and decoded samples " "from neighbouring coding blocks coded using intra prediction modes", GST_OMX_H265_VIDEO_ENC_CONSTRAINED_INTRA_PREDICTION_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)); g_object_class_install_property (gobject_class, PROP_LOOP_FILTER_MODE, g_param_spec_enum ("loop-filter-mode", "Loop Filter mode", "Enable or disable the deblocking filter (0xffffffff=component default)", GST_TYPE_OMX_H265_ENC_LOOP_FILTER_MODE, GST_OMX_H265_VIDEO_ENC_LOOP_FILTER_MODE_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)); #endif videoenc_class->cdata.default_src_template_caps = "video/x-h265, " "width=(int) [ 1, MAX ], " "height=(int) [ 1, MAX ], " "framerate = (fraction) [0, MAX], " "stream-format=(string) byte-stream, alignment=(string) au "; gst_element_class_set_static_metadata (element_class, "OpenMAX H.265 Video Encoder", "Codec/Encoder/Video", "Encode H.265 video streams", "Sebastian Dröge "); gst_omx_set_default_role (&videoenc_class->cdata, "video_encoder.hevc"); } static void gst_omx_h265_enc_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstOMXH265Enc *self = GST_OMX_H265_ENC (object); switch (prop_id) { case PROP_INTERVALOFCODINGINTRAFRAMES: self->interval_intraframes = g_value_get_uint (value); break; #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS case PROP_PERIODICITYOFIDRFRAMES: self->periodicity_idr = g_value_get_uint (value); break; case PROP_B_FRAMES: self->b_frames = g_value_get_uint (value); break; case PROP_CONSTRAINED_INTRA_PREDICTION: self->constrained_intra_prediction = g_value_get_boolean (value); break; case PROP_LOOP_FILTER_MODE: self->loop_filter_mode = g_value_get_enum (value); break; #endif default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_omx_h265_enc_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstOMXH265Enc *self = GST_OMX_H265_ENC (object); switch (prop_id) { case PROP_INTERVALOFCODINGINTRAFRAMES: g_value_set_uint (value, self->interval_intraframes); break; #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS case PROP_PERIODICITYOFIDRFRAMES: g_value_set_uint (value, self->periodicity_idr); break; case PROP_B_FRAMES: g_value_set_uint (value, self->b_frames); break; case PROP_CONSTRAINED_INTRA_PREDICTION: g_value_set_boolean (value, self->constrained_intra_prediction); break; case PROP_LOOP_FILTER_MODE: g_value_set_enum (value, self->loop_filter_mode); break; #endif default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_omx_h265_enc_init (GstOMXH265Enc * self) { self->interval_intraframes = GST_OMX_H265_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT; #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS self->periodicity_idr = GST_OMX_H265_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT; self->b_frames = GST_OMX_H265_VIDEO_ENC_B_FRAMES_DEFAULT; self->constrained_intra_prediction = GST_OMX_H265_VIDEO_ENC_CONSTRAINED_INTRA_PREDICTION_DEFAULT; self->loop_filter_mode = GST_OMX_H265_VIDEO_ENC_LOOP_FILTER_MODE_DEFAULT; #endif } /* Update OMX_VIDEO_PARAM_PROFILELEVELTYPE.{eProfile,eLevel} * * Returns TRUE if succeeded or if not supported, FALSE if failed */ static gboolean update_param_profile_level (GstOMXH265Enc * self, OMX_VIDEO_HEVCPROFILETYPE profile, OMX_VIDEO_HEVCLEVELTYPE level) { OMX_VIDEO_PARAM_PROFILELEVELTYPE param; OMX_ERRORTYPE err; GST_OMX_INIT_STRUCT (¶m); param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index; err = gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc, OMX_IndexParamVideoProfileLevelCurrent, ¶m); if (err != OMX_ErrorNone) { GST_WARNING_OBJECT (self, "Getting OMX_IndexParamVideoProfileLevelCurrent not supported by component"); return TRUE; } if (profile != OMX_VIDEO_HEVCProfileUnknown) param.eProfile = profile; if (level != OMX_VIDEO_HEVCLevelUnknown) param.eLevel = level; err = gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc, OMX_IndexParamVideoProfileLevelCurrent, ¶m); if (err == OMX_ErrorUnsupportedIndex) { GST_WARNING_OBJECT (self, "Setting OMX_IndexParamVideoProfileLevelCurrent not supported by component"); return TRUE; } else if (err != OMX_ErrorNone) { GST_ERROR_OBJECT (self, "Error setting profile %u and level %u: %s (0x%08x)", (guint) param.eProfile, (guint) param.eLevel, gst_omx_error_to_string (err), err); return FALSE; } return TRUE; } /* Update OMX_ALG_VIDEO_PARAM_HEVCTYPE * * Returns TRUE if succeeded or if not supported, FALSE if failed */ static gboolean update_param_hevc (GstOMXH265Enc * self, OMX_VIDEO_HEVCPROFILETYPE profile, OMX_VIDEO_HEVCLEVELTYPE level) { #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS OMX_ALG_VIDEO_PARAM_HEVCTYPE param; #else OMX_VIDEO_PARAM_HEVCTYPE param; #endif OMX_ERRORTYPE err; GST_OMX_INIT_STRUCT (¶m); param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index; /* On Android the param struct is initialized manually with default * settings rather than using GetParameter() to retrieve them. * We should probably do the same when we'll add Android as target. * See bgo#783862 for details. */ #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS param.bConstIpred = self->constrained_intra_prediction; if (self->loop_filter_mode != GST_OMX_H265_VIDEO_ENC_LOOP_FILTER_MODE_DEFAULT) param.eLoopFilterMode = self->loop_filter_mode; err = gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc, (OMX_INDEXTYPE) OMX_ALG_IndexParamVideoHevc, ¶m); #else err = gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc, (OMX_INDEXTYPE) OMX_IndexParamVideoHevc, ¶m); #endif if (err != OMX_ErrorNone) { GST_WARNING_OBJECT (self, "Getting OMX_ALG_IndexParamVideoHevc not supported by component"); return TRUE; } if (profile != OMX_VIDEO_HEVCProfileUnknown) #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS param.eProfile = (OMX_ALG_VIDEO_HEVCPROFILETYPE) profile; #else param.eProfile = profile; #endif if (level != OMX_VIDEO_HEVCLevelUnknown) #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS param.eLevel = (OMX_ALG_VIDEO_HEVCLEVELTYPE) level; #else param.eLevel = level; #endif /* GOP pattern */ #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS /* The zynqultrascaleplus uses another PARAM_HEVCTYPE API allowing users to * define the number of P and B frames while Android's API only expose the * former. */ if (self->interval_intraframes != GST_OMX_H265_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT) { param.nPFrames = self->interval_intraframes; /* If user specified a specific number of B-frames, reduce the number of * P-frames by this amount. If not ensure there is no B-frame to have the * requested GOP length. */ if (self->b_frames != GST_OMX_H265_VIDEO_ENC_B_FRAMES_DEFAULT) { if (self->b_frames > self->interval_intraframes) { GST_ERROR_OBJECT (self, "The interval_intraframes perdiod (%u) needs to be higher than the number of B-frames (%u)", self->interval_intraframes, self->b_frames); return FALSE; } param.nPFrames -= self->b_frames; } else { param.nBFrames = 0; } } if (self->b_frames != GST_OMX_H265_VIDEO_ENC_B_FRAMES_DEFAULT) param.nBFrames = self->b_frames; #else if (self->interval_intraframes != GST_OMX_H265_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT) param.nKeyFrameInterval = self->interval_intraframes; #endif err = gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc, (OMX_INDEXTYPE) INDEX_PARAM_VIDEO_HEVC, ¶m); if (err == OMX_ErrorUnsupportedIndex) { GST_WARNING_OBJECT (self, "Setting IndexParamVideoHevc not supported by component"); return TRUE; } else if (err != OMX_ErrorNone) { GST_ERROR_OBJECT (self, "Error setting HEVC settings (profile %u and level %u): %s (0x%08x)", (guint) param.eProfile, (guint) param.eLevel, gst_omx_error_to_string (err), err); return FALSE; } return TRUE; } #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS static gboolean set_intra_period (GstOMXH265Enc * self) { OMX_ALG_VIDEO_PARAM_INSTANTANEOUS_DECODING_REFRESH config_idr; OMX_ERRORTYPE err; GST_OMX_INIT_STRUCT (&config_idr); config_idr.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index; GST_DEBUG_OBJECT (self, "nIDRPeriod:%u", (guint) config_idr.nInstantaneousDecodingRefreshFrequency); config_idr.nInstantaneousDecodingRefreshFrequency = self->periodicity_idr; err = gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc, (OMX_INDEXTYPE) OMX_ALG_IndexParamVideoInstantaneousDecodingRefresh, &config_idr); if (err != OMX_ErrorNone) { GST_ERROR_OBJECT (self, "can't set OMX_IndexConfigVideoAVCIntraPeriod %s (0x%08x)", gst_omx_error_to_string (err), err); return FALSE; } return TRUE; } #endif static gboolean gst_omx_h265_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port, GstVideoCodecState * state) { GstOMXH265Enc *self = GST_OMX_H265_ENC (enc); GstCaps *peercaps; OMX_PARAM_PORTDEFINITIONTYPE port_def; OMX_ERRORTYPE err; const gchar *profile_string, *level_string, *tier_string; OMX_VIDEO_HEVCPROFILETYPE profile = OMX_VIDEO_HEVCProfileUnknown; OMX_VIDEO_HEVCLEVELTYPE level = OMX_VIDEO_HEVCLevelUnknown; #ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS if (self->periodicity_idr != GST_OMX_H265_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT) set_intra_period (self); #endif gst_omx_port_get_port_definition (GST_OMX_VIDEO_ENC (self)->enc_out_port, &port_def); port_def.format.video.eCompressionFormat = (OMX_VIDEO_CODINGTYPE) OMX_VIDEO_CodingHEVC; err = gst_omx_port_update_port_definition (GST_OMX_VIDEO_ENC (self)->enc_out_port, &port_def); if (err != OMX_ErrorNone) return FALSE; /* Set profile and level */ peercaps = gst_pad_peer_query_caps (GST_VIDEO_ENCODER_SRC_PAD (enc), gst_pad_get_pad_template_caps (GST_VIDEO_ENCODER_SRC_PAD (enc))); if (peercaps) { GstStructure *s; if (gst_caps_is_empty (peercaps)) { gst_caps_unref (peercaps); GST_ERROR_OBJECT (self, "Empty caps"); return FALSE; } s = gst_caps_get_structure (peercaps, 0); profile_string = gst_structure_get_string (s, "profile"); if (profile_string) { profile = gst_omx_h265_utils_get_profile_from_str (profile_string); if (profile == OMX_VIDEO_HEVCProfileUnknown) goto unsupported_profile; } level_string = gst_structure_get_string (s, "level"); tier_string = gst_structure_get_string (s, "tier"); if (level_string && tier_string) { level = gst_omx_h265_utils_get_level_from_str (level_string, tier_string); if (level == OMX_VIDEO_HEVCLevelUnknown) goto unsupported_level; } gst_caps_unref (peercaps); } /* Change default profile to main-10 if input is 10 bits */ if (profile == OMX_VIDEO_HEVCProfileUnknown) { GstVideoFormat format; format = state->info.finfo->format; if (format == GST_VIDEO_FORMAT_NV12_10LE32 || format == GST_VIDEO_FORMAT_NV16_10LE32) { GST_DEBUG_OBJECT (self, "Set profile to main-10 as input is a 10 bits format"); profile = OMX_VIDEO_HEVCProfileMain10; } } if (profile != OMX_VIDEO_HEVCProfileUnknown || level != OMX_VIDEO_HEVCLevelUnknown) { /* OMX provides 2 API to set the profile and level. We try using the * generic one here and the H265 specific when calling * update_param_hevc() */ if (!update_param_profile_level (self, profile, level)) return FALSE; } if (!update_param_hevc (self, profile, level)) return FALSE; return TRUE; unsupported_profile: GST_ERROR_OBJECT (self, "Unsupported profile %s", profile_string); gst_caps_unref (peercaps); return FALSE; unsupported_level: GST_ERROR_OBJECT (self, "Unsupported level %s", level_string); gst_caps_unref (peercaps); return FALSE; } static GstCaps * gst_omx_h265_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port, GstVideoCodecState * state) { GstOMXH265Enc *self = GST_OMX_H265_ENC (enc); GstCaps *caps; OMX_ERRORTYPE err; OMX_VIDEO_PARAM_PROFILELEVELTYPE param; const gchar *profile, *level, *tier; GST_OMX_INIT_STRUCT (¶m); param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index; err = gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc, OMX_IndexParamVideoProfileLevelCurrent, ¶m); if (err != OMX_ErrorNone && err != OMX_ErrorUnsupportedIndex) return NULL; caps = gst_caps_new_simple ("video/x-h265", "stream-format", G_TYPE_STRING, "byte-stream", "alignment", G_TYPE_STRING, "au", NULL); if (err == OMX_ErrorNone) { profile = gst_omx_h265_utils_get_profile_from_enum (param.eProfile); if (!profile) { g_assert_not_reached (); gst_caps_unref (caps); return NULL; } switch (param.eLevel) { case OMX_VIDEO_HEVCMainTierLevel1: tier = "main"; level = "1"; break; case OMX_VIDEO_HEVCMainTierLevel2: tier = "main"; level = "2"; break; case OMX_VIDEO_HEVCMainTierLevel21: tier = "main"; level = "2.1"; break; case OMX_VIDEO_HEVCMainTierLevel3: tier = "main"; level = "3"; break; case OMX_VIDEO_HEVCMainTierLevel31: tier = "main"; level = "3.1"; break; case OMX_VIDEO_HEVCMainTierLevel4: tier = "main"; level = "4"; break; case OMX_VIDEO_HEVCMainTierLevel41: tier = "main"; level = "4.1"; break; case OMX_VIDEO_HEVCMainTierLevel5: tier = "main"; level = "5"; break; case OMX_VIDEO_HEVCMainTierLevel51: tier = "main"; level = "5.1"; break; case OMX_VIDEO_HEVCMainTierLevel52: tier = "main"; level = "5.2"; break; case OMX_VIDEO_HEVCMainTierLevel6: tier = "main"; level = "6"; break; case OMX_VIDEO_HEVCMainTierLevel61: tier = "main"; level = "6.1"; break; case OMX_VIDEO_HEVCMainTierLevel62: tier = "main"; level = "6.2"; break; case OMX_VIDEO_HEVCHighTierLevel4: tier = "high"; level = "4"; break; case OMX_VIDEO_HEVCHighTierLevel41: tier = "high"; level = "4.1"; break; case OMX_VIDEO_HEVCHighTierLevel5: tier = "high"; level = "5"; break; case OMX_VIDEO_HEVCHighTierLevel51: tier = "high"; level = "5.1"; break; case OMX_VIDEO_HEVCHighTierLevel52: tier = "high"; level = "5.2"; break; case OMX_VIDEO_HEVCHighTierLevel6: tier = "high"; level = "6"; break; case OMX_VIDEO_HEVCHighTierLevel61: tier = "high"; level = "6.1"; break; case OMX_VIDEO_HEVCHighTierLevel62: tier = "high"; level = "6.2"; break; default: g_assert_not_reached (); gst_caps_unref (caps); return NULL; } gst_caps_set_simple (caps, "profile", G_TYPE_STRING, profile, "level", G_TYPE_STRING, level, "tier", G_TYPE_STRING, tier, NULL); } return caps; }