#ifndef _mpeg_element_descriptor_h_ #define _mpeg_element_descriptor_h_ #include "mpeg-util.h" #define SERVICE_ID 0x71 #define SERVICE_NAME "ireader/media-server" int mpeg_elment_descriptor(struct mpeg_bits_t* reader); typedef struct _video_stream_descriptor_t { uint32_t multiple_frame_rate_flag : 1; // Table 2-47 - Frame rate code // 23.976/24.0/25.0/29.97/30.0/50.0/59.94/60.0 uint32_t frame_rate_code : 4; uint32_t MPEG_1_only_flag : 1; uint32_t constrained_parameter_flag : 1; uint32_t still_picture_flag : 1; // MPEG_1_only_flag == 0 uint32_t profile_and_level_indication : 8; uint32_t chroma_format : 2; uint32_t frame_rate_extension_flag : 1; } video_stream_descriptor_t; int video_stream_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _audio_stream_descriptor_t { uint32_t free_format_flag : 1; uint32_t ID : 1; uint32_t layer : 2; uint32_t variable_rate_audio_indicator : 1; } audio_stream_descriptor_t; int audio_stream_descriptor(struct mpeg_bits_t* reader, uint8_t len); /* Table 2-50 - Hierarchy_type field values Value Description 0 Reserved 1 Spatial Scalability 2 SNR Scalability 3 Temporal Scalability 4 Data partitioning 5 Extension bitstream 6 Private Stream 7 Multi-view Profile 8 Combined Scalability 9 MVC video sub-bitstream 10-14 Reserved 15 Base layer or MVC base view sub-bitstream or AVC video sub-bitstream of MVC */ typedef struct _hierarchy_descriptor_t { uint32_t no_view_scalability_flag : 1; uint32_t no_temporal_scalability_flag : 1; uint32_t no_spatial_scalability_flag : 1; uint32_t no_quality_scalability_flag : 1; uint32_t hierarchy_type : 4; uint32_t tref_present_flag : 1; uint32_t reserved1 : 1; uint32_t hierarchy_layer_index : 6; uint32_t reserved2 : 2; uint32_t hierarchy_embedded_layer_index : 6; uint32_t reserved3 : 2; uint32_t hierarchy_channel : 6; } hierarchy_descriptor_t; int hierarchy_descriptor(struct mpeg_bits_t* reader, uint8_t len); int registration_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _language_descriptor_t { uint32_t code : 24; uint32_t audio : 8; } language_descriptor_t; int language_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _system_clock_descriptor_t { uint32_t external_clock_reference_indicator : 1; uint32_t clock_accuracy_integer : 6; uint32_t clock_accuracy_exponent : 3; } system_clock_descriptor_t; int system_clock_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _mpeg4_video_descriptor_t { uint8_t visual_profile_and_level; } mpeg4_video_descriptor_t; int mpeg4_video_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _metadata_pointer_descriptor { uint32_t metadata_application_format_identifier; uint32_t metadata_format_identifier; uint8_t metadata_service_id; uint8_t metadata_locator_record_length; uint8_t MPEG_carriage_flags; uint16_t program_number; uint16_t transport_stream_location; uint16_t transport_stream_id; } metadata_pointer_descriptor_t; int metadata_pointer_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _metadata_descriptor_t { uint32_t metadata_application_format_identifier; uint32_t metadata_format_identifier; uint8_t metadata_service_id; uint8_t service_identification_length; uint8_t decoder_config_flags; uint8_t decoder_config_length; uint8_t dec_config_identification_record_length; uint8_t decoder_config_metadata_service_id; } metadata_descriptor_t; int metadata_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _mpeg4_audio_descriptor_t { uint8_t profile_and_level; } mpeg4_audio_descriptor_t; int mpeg4_audio_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _avc_video_descriptor_t { uint32_t profile_idc : 8; uint32_t constraint_set0_flag : 1; uint32_t constraint_set1_flag : 1; uint32_t constraint_set2_flag : 1; uint32_t constraint_set3_flag : 1; uint32_t constraint_set4_flag : 1; uint32_t constraint_set5_flag : 1; uint32_t AVC_compatible_flags : 2; uint32_t level_idc : 8; uint32_t AVC_still_present : 1; uint32_t AVC_24_hour_picture_flag : 1; uint32_t frame_packing_SEI_not_present_flag : 1; } avc_video_descriptor_t; int avc_video_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _avc_timing_hrd_descriptor_t { uint32_t hrd_management_valid_flag : 1; uint32_t picture_and_timing_info_present : 1; uint32_t _90kHZ_flag : 1; uint32_t fixed_frame_rate_flag : 1; uint32_t temporal_poc_flag : 1; uint32_t picture_to_display_conversion_flag : 1; uint32_t N; uint32_t K; uint32_t num_unit_in_tick; } avc_timing_hrd_descriptor_t; int avc_timing_hrd_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _mpeg2_aac_descriptor_t { uint32_t profile : 8; uint32_t channel_configuration : 8; uint32_t additional_information : 8; } mpeg2_aac_descriptor_t; int mpeg2_aac_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _svc_extension_descriptor_t { uint16_t width; uint16_t height; uint16_t frame_rate; uint16_t average_bitrate; uint16_t maximum_bitrate; uint32_t quality_id_start : 4; uint32_t quality_id_end : 4; uint32_t temporal_id_start : 3; uint32_t temporal_id_end : 3; uint32_t dependency_id : 3; uint32_t no_sei_nal_unit_present : 1; } svc_extension_descriptor_t; int svc_extension_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _mvc_extension_descriptor_t { uint16_t average_bit_rate; uint16_t maximum_bitrate; uint32_t view_order_index_min : 10; uint32_t view_order_index_max : 10; uint32_t temporal_id_start : 3; uint32_t temporal_id_end : 3; uint32_t no_sei_nal_unit_present : 1; uint32_t no_prefix_nal_unit_present : 1; } mvc_extension_descriptor_t; int mvc_extension_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _hevc_video_descriptor_t { uint8_t profile_space : 2; uint8_t tier_flag : 1; uint8_t profile_idc : 5; uint32_t profile_compatibility_indication; uint64_t progressive_source_flag : 1; uint64_t interlaced_source_flag : 1; uint64_t non_packed_constraint_flag : 1; uint64_t frame_only_constraint_flag : 1; uint64_t copied_44bits : 44; uint64_t level_idc : 8; uint64_t temporal_layer_subset_flag : 1; uint64_t HEVC_still_present_flag : 1; uint64_t HEVC_24hr_picture_present_flag : 1; uint64_t sub_pic_hrd_params_not_present_flag : 1; uint64_t reserved : 2; uint64_t HDR_WCG_idc : 2; uint8_t temporal_id_min : 3; uint8_t temporal_id_max : 3; } hevc_video_descriptor_t; int hevc_video_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _vvc_video_descriptor_t { uint8_t profile_idc : 7; uint8_t tier_flag : 1; uint8_t num_sub_profiles; uint32_t sub_profile_idc[32]; uint32_t progressive_source_flag : 1; uint32_t interlaced_source_flag : 1; uint32_t non_packed_constraint_flag : 1; uint32_t frame_only_constraint_flag : 1; uint32_t reserved_zero_4bits : 4; uint32_t level_idc : 8; uint32_t temporal_layer_subset_flag : 1; uint32_t VVC_still_present_flag : 1; uint32_t VVC_24hr_picture_present_flag : 1; uint32_t reserved1 : 5; uint32_t HDR_WCG_idc : 2; uint32_t reserved2 : 2; uint32_t video_properties_tag : 4; uint8_t temporal_id_min : 3; uint8_t temporal_id_max : 3; } vvc_video_descriptor_t; int vvc_video_descriptor(struct mpeg_bits_t* reader, uint8_t len); typedef struct _evc_video_descriptor_t { uint8_t profile_idc; uint8_t level_idc; uint32_t toolset_idc_h; uint32_t toolset_idc_l; uint32_t progressive_source_flag : 1; uint32_t interlaced_source_flag : 1; uint32_t non_packed_constraint_flag : 1; uint32_t frame_only_constraint_flag : 1; uint32_t reserved : 1; uint32_t temporal_layer_subset_flag : 1; uint32_t EVC_still_present_flag : 1; uint32_t EVC_24hr_picture_present_flag : 1; uint32_t HDR_WCG_idc : 2; uint32_t reserved2 : 2; uint32_t video_properties_tag : 4; uint32_t temporal_id_min : 3; uint32_t temporal_id_max : 3; } evc_video_descriptor_t; int evc_video_descriptor(struct mpeg_bits_t* reader, uint8_t len); int clock_extension_descriptor(struct mpeg_bits_t* reader, uint8_t len); size_t clock_extension_descriptor_write(uint8_t* data, size_t bytes, int64_t clock); size_t service_extension_descriptor_write(uint8_t* data, size_t bytes); #endif /* !_mpeg_element_descriptor_h_ */