1 /* SPDX-License-Identifier: Apache-2.0 */
2 /*
3 * Copyright (c) 2023 Rockchip Electronics Co., Ltd.
4 */
5
6 #define MODULE_TAG "h2645d_sei"
7
8 #include <stdint.h>
9 #include <string.h>
10
11 #include "mpp_mem.h"
12 #include "h2645d_sei.h"
13
14 static RK_U8 const deny_uuid[2][16] = {{
15 0xfa, 0x5e, 0xfe, 0x40, 0xa6, 0xaf, 0x11, 0xdd,
16 0xa6, 0x59, 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b
17 },
18 {
19 0x68, 0x55, 0x98, 0x4e, 0x49, 0x9c, 0x45, 0xc5,
20 0x8e, 0x5b, 0xf2, 0x7b, 0xd1, 0xd4, 0xac, 0xe6
21 }
22 };
23
24 static RK_U8 const deny_identity[3][4] = {
25 {0x44, 0x69, 0x76, 0x58},
26 {0x50, 0x6C, 0x75, 0x73},
27 {0x48, 0x45, 0x56, 0x43}
28 };
29
check_encoder_sei_info(BitReadCtx_t * gb,RK_S32 payload_size,RK_U32 * is_match)30 MPP_RET check_encoder_sei_info(BitReadCtx_t *gb, RK_S32 payload_size, RK_U32 *is_match)
31 {
32 RK_S32 i = 0;
33
34 RK_U8 *payload = NULL;
35
36 if (payload_size < 25 || payload_size >= INT32_MAX - 1)
37 return MPP_ERR_STREAM;
38
39 payload = mpp_calloc(RK_U8, payload_size);
40
41 for (i = 0; i < payload_size; i++)
42 READ_BITS(gb, 8, &payload[i]);
43
44 if ((!memcmp(payload, deny_uuid[0], 16) ||
45 !memcmp(payload, deny_uuid[1], 16)) &&
46 (!memcmp(payload + 16, deny_identity[0], 4)) &&
47 (!memcmp(payload + 21, deny_identity[1], 4) ||
48 !memcmp(payload + 21, deny_identity[2], 4))) {
49 *is_match = 1;
50 }
51
52 mpp_free(payload);
53 return MPP_OK;;
54 __BITREAD_ERR:
55 mpp_free(payload);
56 return gb->ret;
57 }
58