mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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192 lines
6.5 KiB
C
192 lines
6.5 KiB
C
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/* AVB support
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*
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* Copyright © 2022 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef AVBTP_AECP_AEM_DESCRIPTORS_H
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#define AVBTP_AECP_AEM_DESCRIPTORS_H
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#include "internal.h"
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#define AVBTP_AEM_DESC_ENTITY 0x0000
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#define AVBTP_AEM_DESC_CONFIGURATION 0x0001
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#define AVBTP_AEM_DESC_AUDIO_UNIT 0x0002
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#define AVBTP_AEM_DESC_VIDEO_UNIT 0x0003
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#define AVBTP_AEM_DESC_SENSOR_UNIT 0x0004
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#define AVBTP_AEM_DESC_STREAM_INPUT 0x0005
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#define AVBTP_AEM_DESC_STREAM_OUTPUT 0x0006
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#define AVBTP_AEM_DESC_JACK_INPUT 0x0007
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#define AVBTP_AEM_DESC_JACK_OUTPUT 0x0008
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#define AVBTP_AEM_DESC_AVB_INTERFACE 0x0009
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#define AVBTP_AEM_DESC_CLOCK_SOURCE 0x000a
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#define AVBTP_AEM_DESC_MEMORY_OBJECT 0x000b
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#define AVBTP_AEM_DESC_LOCALE 0x000c
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#define AVBTP_AEM_DESC_STRINGS 0x000d
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#define AVBTP_AEM_DESC_STREAM_PORT_INPUT 0x000e
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#define AVBTP_AEM_DESC_STREAM_PORT_OUTPUT 0x000f
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#define AVBTP_AEM_DESC_EXTERNAL_PORT_INPUT 0x0010
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#define AVBTP_AEM_DESC_EXTERNAL_PORT_OUTPUT 0x0011
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#define AVBTP_AEM_DESC_INTERNAL_PORT_INPUT 0x0012
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#define AVBTP_AEM_DESC_INTERNAL_PORT_OUTPUT 0x0013
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#define AVBTP_AEM_DESC_AUDIO_CLUSTER 0x0014
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#define AVBTP_AEM_DESC_VIDEO_CLUSTER 0x0015
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#define AVBTP_AEM_DESC_SENSOR_CLUSTER 0x0016
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#define AVBTP_AEM_DESC_AUDIO_MAP 0x0017
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#define AVBTP_AEM_DESC_VIDEO_MAP 0x0018
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#define AVBTP_AEM_DESC_SENSOR_MAP 0x0019
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#define AVBTP_AEM_DESC_CONTROL 0x001a
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#define AVBTP_AEM_DESC_SIGNAL_SELECTOR 0x001b
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#define AVBTP_AEM_DESC_MIXER 0x001c
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#define AVBTP_AEM_DESC_MATRIX 0x001d
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#define AVBTP_AEM_DESC_MATRIX_SIGNAL 0x001e
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#define AVBTP_AEM_DESC_SIGNAL_SPLITTER 0x001f
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#define AVBTP_AEM_DESC_SIGNAL_COMBINER 0x0020
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#define AVBTP_AEM_DESC_SIGNAL_DEMULTIPLEXER 0x0021
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#define AVBTP_AEM_DESC_SIGNAL_MULTIPLEXER 0x0022
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#define AVBTP_AEM_DESC_SIGNAL_TRANSCODER 0x0023
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#define AVBTP_AEM_DESC_CLOCK_DOMAIN 0x0024
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#define AVBTP_AEM_DESC_CONTROL_BLOCK 0x0025
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#define AVBTP_AEM_DESC_INVALID 0xffff
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struct avbtp_aem_desc_entity {
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uint64_t entity_id;
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uint64_t entity_model_id;
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uint32_t entity_capabilities;
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uint16_t talker_stream_sources;
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uint16_t talker_capabilities;
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uint16_t listener_stream_sinks;
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uint16_t listener_capabilities;
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uint32_t controller_capabilities;
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uint32_t available_index;
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uint64_t association_id;
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char entity_name[64];
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uint16_t vendor_name_string;
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uint16_t model_name_string;
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char firmware_version[64];
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char group_name[64];
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char serial_number[64];
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uint16_t configurations_count;
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uint16_t current_configuration;
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_descriptor_count {
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uint16_t descriptor_type;
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uint16_t descriptor_count;
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_configuration {
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char object_name[64];
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uint16_t localized_description;
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uint16_t descriptor_counts_count;
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uint16_t descriptor_counts_offset;
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struct avbtp_aem_desc_descriptor_count descriptor_counts[0];
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_sampling_rate {
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uint32_t pull_frequency;
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_audio_unit {
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char object_name[64];
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uint16_t localized_description;
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uint16_t clock_domain_index;
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uint16_t number_of_stream_input_ports;
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uint16_t base_stream_input_port;
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uint16_t number_of_stream_output_ports;
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uint16_t base_stream_output_port;
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uint16_t number_of_external_input_ports;
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uint16_t base_external_input_port;
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uint16_t number_of_external_output_ports;
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uint16_t base_external_output_port;
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uint16_t number_of_internal_input_ports;
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uint16_t base_internal_input_port;
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uint16_t number_of_internal_output_ports;
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uint16_t base_internal_output_port;
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uint16_t number_of_controls;
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uint16_t base_control;
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uint16_t number_of_signal_selectors;
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uint16_t base_signal_selector;
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uint16_t number_of_mixers;
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uint16_t base_mixer;
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uint16_t number_of_matrices;
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uint16_t base_matrix;
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uint16_t number_of_splitters;
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uint16_t base_splitter;
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uint16_t number_of_combiners;
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uint16_t base_combiner;
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uint16_t number_of_demultiplexers;
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uint16_t base_demultiplexer;
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uint16_t number_of_multiplexers;
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uint16_t base_multiplexer;
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uint16_t number_of_transcoders;
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uint16_t base_transcoder;
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uint16_t number_of_control_blocks;
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uint16_t base_control_block;
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uint32_t current_sampling_rate;
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uint16_t sampling_rates_offset;
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uint16_t sampling_rates_count;
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struct avbtp_aem_desc_sampling_rate sampling_rates[0];
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} __attribute__ ((__packed__));
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#define AVBTP_AEM_DESC_STREAM_FLAG_SYNC_SOURCE (1<<0)
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#define AVBTP_AEM_DESC_STREAM_FLAG_CLASS_A (1<<1)
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#define AVBTP_AEM_DESC_STREAM_FLAG_CLASS_B (1<<2)
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struct avbtp_aem_desc_stream {
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char object_name[64];
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uint16_t localized_description;
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uint16_t clock_domain_index;
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uint16_t stream_flags;
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uint64_t current_format;
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uint16_t formats_offset;
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uint16_t number_of_formats;
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uint64_t backup_talker_entity_id_0;
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uint16_t backup_talker_unique_id_0;
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uint64_t backup_talker_entity_id_1;
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uint16_t backup_talker_unique_id_1;
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uint64_t backup_talker_entity_id_2;
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uint16_t backup_talker_unique_id_2;
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uint64_t backedup_talker_entity_id;
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uint16_t backedup_talker_unique;
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uint16_t avb_interface_index;
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uint32_t buffer_length;
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uint64_t stream_formats[0];
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_locale {
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char locale_identifier[64];
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uint16_t number_of_strings;
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uint16_t base_strings;
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} __attribute__ ((__packed__));
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struct avbtp_aem_desc_strings {
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char string_0[64];
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char string_1[64];
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char string_2[64];
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char string_3[64];
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char string_4[64];
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char string_5[64];
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char string_6[64];
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} __attribute__ ((__packed__));
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#endif /* AVBTP_AECP_AEM_DESCRIPTORS_H */
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