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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:28:17 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:28:17 +0000
commit7a46c07230b8d8108c0e8e80df4522d0ac116538 (patch)
treed483300dab478b994fe199a5d19d18d74153718a /spa/plugins/avb/avbtp
parentInitial commit. (diff)
downloadpipewire-upstream.tar.xz
pipewire-upstream.zip
Adding upstream version 0.3.65.upstream/0.3.65upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'spa/plugins/avb/avbtp')
-rw-r--r--spa/plugins/avb/avbtp/packets.h220
1 files changed, 220 insertions, 0 deletions
diff --git a/spa/plugins/avb/avbtp/packets.h b/spa/plugins/avb/avbtp/packets.h
new file mode 100644
index 0000000..3d4a652
--- /dev/null
+++ b/spa/plugins/avb/avbtp/packets.h
@@ -0,0 +1,220 @@
+/* Spa AVB support
+ *
+ * Copyright © 2022 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_AVB_PACKETS_H
+#define SPA_AVB_PACKETS_H
+
+#define SPA_AVBTP_SUBTYPE_61883_IIDC 0x00
+#define SPA_AVBTP_SUBTYPE_MMA_STREAM 0x01
+#define SPA_AVBTP_SUBTYPE_AAF 0x02
+#define SPA_AVBTP_SUBTYPE_CVF 0x03
+#define SPA_AVBTP_SUBTYPE_CRF 0x04
+#define SPA_AVBTP_SUBTYPE_TSCF 0x05
+#define SPA_AVBTP_SUBTYPE_SVF 0x06
+#define SPA_AVBTP_SUBTYPE_RVF 0x07
+#define SPA_AVBTP_SUBTYPE_AEF_CONTINUOUS 0x6E
+#define SPA_AVBTP_SUBTYPE_VSF_STREAM 0x6F
+#define SPA_AVBTP_SUBTYPE_EF_STREAM 0x7F
+#define SPA_AVBTP_SUBTYPE_NTSCF 0x82
+#define SPA_AVBTP_SUBTYPE_ESCF 0xEC
+#define SPA_AVBTP_SUBTYPE_EECF 0xED
+#define SPA_AVBTP_SUBTYPE_AEF_DISCRETE 0xEE
+#define SPA_AVBTP_SUBTYPE_ADP 0xFA
+#define SPA_AVBTP_SUBTYPE_AECP 0xFB
+#define SPA_AVBTP_SUBTYPE_ACMP 0xFC
+#define SPA_AVBTP_SUBTYPE_MAAP 0xFE
+#define SPA_AVBTP_SUBTYPE_EF_CONTROL 0xFF
+
+struct spa_avbtp_packet_common {
+ uint8_t subtype;
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned sv:1; /* stream_id valid */
+ unsigned version:3;
+ unsigned subtype_data1:4;
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned subtype_data1:4;
+ unsigned version:3;
+ unsigned sv:1;
+#elif
+#error "Unknown byte order"
+#endif
+ uint16_t subtype_data2;
+ uint64_t stream_id;
+ uint8_t payload[0];
+} __attribute__ ((__packed__));
+
+#define SPA_AVBTP_PACKET_SET_SUBTYPE(p,v) ((p)->subtype = (v))
+#define SPA_AVBTP_PACKET_SET_SV(p,v) ((p)->sv = (v))
+#define SPA_AVBTP_PACKET_SET_VERSION(p,v) ((p)->version = (v))
+#define SPA_AVBTP_PACKET_SET_STREAM_ID(p,v) ((p)->stream_id = htobe64(v))
+
+#define SPA_AVBTP_PACKET_GET_SUBTYPE(p) ((p)->subtype)
+#define SPA_AVBTP_PACKET_GET_SV(p) ((p)->sv)
+#define SPA_AVBTP_PACKET_GET_VERSION(p) ((p)->version)
+#define SPA_AVBTP_PACKET_GET_STREAM_ID(p) be64toh((p)->stream_id)
+
+struct spa_avbtp_packet_cc {
+ uint8_t subtype;
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned sv:1;
+ unsigned version:3;
+ unsigned control_data1:4;
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned control_data1:4;
+ unsigned version:3;
+ unsigned sv:1;
+#endif
+ uint8_t status;
+ uint16_t control_frame_length;
+ uint64_t stream_id;
+ uint8_t payload[0];
+} __attribute__ ((__packed__));
+
+#define SPA_AVBTP_PACKET_CC_SET_SUBTYPE(p,v) ((p)->subtype = (v))
+#define SPA_AVBTP_PACKET_CC_SET_SV(p,v) ((p)->sv = (v))
+#define SPA_AVBTP_PACKET_CC_SET_VERSION(p,v) ((p)->version = (v))
+#define SPA_AVBTP_PACKET_CC_SET_STREAM_ID(p,v) ((p)->stream_id = htobe64(v))
+#define SPA_AVBTP_PACKET_CC_SET_STATUS(p,v) ((p)->status = (v))
+#define SPA_AVBTP_PACKET_CC_SET_LENGTH(p,v) ((p)->control_frame_length = htons(v))
+
+#define SPA_AVBTP_PACKET_CC_GET_SUBTYPE(p) ((p)->subtype)
+#define SPA_AVBTP_PACKET_CC_GET_SV(p) ((p)->sv)
+#define SPA_AVBTP_PACKET_CC_GET_VERSION(p) ((p)->version)
+#define SPA_AVBTP_PACKET_CC_GET_STREAM_ID(p) be64toh((p)->stream_id)
+#define SPA_AVBTP_PACKET_CC_GET_STATUS(p) ((p)->status)
+#define SPA_AVBTP_PACKET_CC_GET_LENGTH(p) ntohs((p)->control_frame_length)
+
+/* AAF */
+struct spa_avbtp_packet_aaf {
+ uint8_t subtype;
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned sv:1;
+ unsigned version:3;
+ unsigned mr:1;
+ unsigned _r1:1;
+ unsigned gv:1;
+ unsigned tv:1;
+
+ uint8_t seq_num;
+
+ unsigned _r2:7;
+ unsigned tu:1;
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned tv:1;
+ unsigned gv:1;
+ unsigned _r1:1;
+ unsigned mr:1;
+ unsigned version:3;
+ unsigned sv:1;
+
+ uint8_t seq_num;
+
+ unsigned tu:1;
+ unsigned _r2:7;
+#endif
+ uint64_t stream_id;
+ uint32_t timestamp;
+#define SPA_AVBTP_AAF_FORMAT_USER 0x00
+#define SPA_AVBTP_AAF_FORMAT_FLOAT_32BIT 0x01
+#define SPA_AVBTP_AAF_FORMAT_INT_32BIT 0x02
+#define SPA_AVBTP_AAF_FORMAT_INT_24BIT 0x03
+#define SPA_AVBTP_AAF_FORMAT_INT_16BIT 0x04
+#define SPA_AVBTP_AAF_FORMAT_AES3_32BIT 0x05
+ uint8_t format;
+
+#define SPA_AVBTP_AAF_PCM_NSR_USER 0x00
+#define SPA_AVBTP_AAF_PCM_NSR_8KHZ 0x01
+#define SPA_AVBTP_AAF_PCM_NSR_16KHZ 0x02
+#define SPA_AVBTP_AAF_PCM_NSR_32KHZ 0x03
+#define SPA_AVBTP_AAF_PCM_NSR_44_1KHZ 0x04
+#define SPA_AVBTP_AAF_PCM_NSR_48KHZ 0x05
+#define SPA_AVBTP_AAF_PCM_NSR_88_2KHZ 0x06
+#define SPA_AVBTP_AAF_PCM_NSR_96KHZ 0x07
+#define SPA_AVBTP_AAF_PCM_NSR_176_4KHZ 0x08
+#define SPA_AVBTP_AAF_PCM_NSR_192KHZ 0x09
+#define SPA_AVBTP_AAF_PCM_NSR_24KHZ 0x0A
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned nsr:4;
+ unsigned _r3:4;
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned _r3:4;
+ unsigned nsr:4;
+#endif
+ uint8_t chan_per_frame;
+ uint8_t bit_depth;
+ uint16_t data_len;
+
+#define SPA_AVBTP_AAF_PCM_SP_NORMAL 0x00
+#define SPA_AVBTP_AAF_PCM_SP_SPARSE 0x01
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned _r4:3;
+ unsigned sp:1;
+ unsigned event:4;
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned event:4;
+ unsigned sp:1;
+ unsigned _r4:3;
+#endif
+ uint8_t _r5;
+ uint8_t payload[0];
+} __attribute__ ((__packed__));
+
+#define SPA_AVBTP_PACKET_AAF_SET_SUBTYPE(p,v) ((p)->subtype = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_SV(p,v) ((p)->sv = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_VERSION(p,v) ((p)->version = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_MR(p,v) ((p)->mr = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_GV(p,v) ((p)->gv = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_TV(p,v) ((p)->tv = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_SEQ_NUM(p,v) ((p)->seq_num = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_TU(p,v) ((p)->tu = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_STREAM_ID(p,v) ((p)->stream_id = htobe64(v))
+#define SPA_AVBTP_PACKET_AAF_SET_TIMESTAMP(p,v) ((p)->timestamp = htonl(v))
+#define SPA_AVBTP_PACKET_AAF_SET_DATA_LEN(p,v) ((p)->data_len = htons(v))
+#define SPA_AVBTP_PACKET_AAF_SET_FORMAT(p,v) ((p)->format = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_NSR(p,v) ((p)->nsr = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_CHAN_PER_FRAME(p,v) ((p)->chan_per_frame = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_BIT_DEPTH(p,v) ((p)->bit_depth = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_SP(p,v) ((p)->sp = (v))
+#define SPA_AVBTP_PACKET_AAF_SET_EVENT(p,v) ((p)->event = (v))
+
+#define SPA_AVBTP_PACKET_AAF_GET_SUBTYPE(p) ((p)->subtype)
+#define SPA_AVBTP_PACKET_AAF_GET_SV(p) ((p)->sv)
+#define SPA_AVBTP_PACKET_AAF_GET_VERSION(p) ((p)->version)
+#define SPA_AVBTP_PACKET_AAF_GET_MR(p) ((p)->mr)
+#define SPA_AVBTP_PACKET_AAF_GET_GV(p) ((p)->gv)
+#define SPA_AVBTP_PACKET_AAF_GET_TV(p) ((p)->tv)
+#define SPA_AVBTP_PACKET_AAF_GET_SEQ_NUM(p) ((p)->seq_num)
+#define SPA_AVBTP_PACKET_AAF_GET_TU(p) ((p)->tu)
+#define SPA_AVBTP_PACKET_AAF_GET_STREAM_ID(p) be64toh((p)->stream_id)
+#define SPA_AVBTP_PACKET_AAF_GET_TIMESTAMP(p) ntohl((p)->timestamp)
+#define SPA_AVBTP_PACKET_AAF_GET_DATA_LEN(p) ntohs((p)->data_len)
+#define SPA_AVBTP_PACKET_AAF_GET_FORMAT(p) ((p)->format)
+#define SPA_AVBTP_PACKET_AAF_GET_NSR(p) ((p)->nsr)
+#define SPA_AVBTP_PACKET_AAF_GET_CHAN_PER_FRAME(p) ((p)->chan_per_frame)
+#define SPA_AVBTP_PACKET_AAF_GET_BIT_DEPTH(p) ((p)->bit_depth)
+#define SPA_AVBTP_PACKET_AAF_GET_SP(p) ((p)->sp)
+#define SPA_AVBTP_PACKET_AAF_GET_EVENT(p) ((p)->event)
+
+
+#endif /* SPA_AVB_PACKETS_H */