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Stefan Westerfeld
ffmpeg
Commits
a1f714d1
Commit
a1f714d1
authored
Mar 11, 2024
by
James Almer
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avcodec/h2645_sei: use named constants for ITU-T T.35 metadata
Signed-off-by:
James Almer
<
jamrial@gmail.com
>
parent
4ca5d451
Changes
2
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2 changed files
with
8 additions
and
4 deletions
+8
-4
h2645_sei.c
libavcodec/h2645_sei.c
+6
-4
itut35.h
libavcodec/itut35.h
+2
-0
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libavcodec/h2645_sei.c
View file @
a1f714d1
...
...
@@ -40,6 +40,7 @@
#include "get_bits.h"
#include "golomb.h"
#include "h2645_sei.h"
#include "itut35.h"
#define IS_H264(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == AV_CODEC_ID_H264 : CONFIG_H264_SEI)
#define IS_HEVC(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == AV_CODEC_ID_HEVC : CONFIG_HEVC_SEI)
...
...
@@ -140,7 +141,8 @@ static int decode_registered_user_data(H2645SEI *h, GetByteContext *gb,
bytestream2_skipu
(
gb
,
1
);
// itu_t_t35_country_code_extension_byte
}
if
(
country_code
!=
0xB5
&&
country_code
!=
0x26
)
{
// usa_country_code and cn_country_code
if
(
country_code
!=
ITU_T_T35_COUNTRY_CODE_US
&&
country_code
!=
ITU_T_T35_COUNTRY_CODE_CN
)
{
av_log
(
logctx
,
AV_LOG_VERBOSE
,
"Unsupported User Data Registered ITU-T T35 SEI message (country_code = %d)
\n
"
,
country_code
);
...
...
@@ -151,7 +153,7 @@ static int decode_registered_user_data(H2645SEI *h, GetByteContext *gb,
provider_code
=
bytestream2_get_be16u
(
gb
);
switch
(
provider_code
)
{
case
0x31
:
{
// atsc_provider_code
case
ITU_T_T35_PROVIDER_CODE_ATSC
:
{
uint32_t
user_identifier
;
if
(
bytestream2_get_bytes_left
(
gb
)
<
4
)
...
...
@@ -172,7 +174,7 @@ static int decode_registered_user_data(H2645SEI *h, GetByteContext *gb,
break
;
}
#if CONFIG_HEVC_SEI
case
0x04
:
{
// cuva_provider_code
case
ITU_T_T35_PROVIDER_CODE_CUVA
:
{
const
uint16_t
cuva_provider_oriented_code
=
0x0005
;
uint16_t
provider_oriented_code
;
...
...
@@ -188,7 +190,7 @@ static int decode_registered_user_data(H2645SEI *h, GetByteContext *gb,
}
break
;
}
case
0x3C
:
{
// smpte_provider_code
case
ITU_T_T35_PROVIDER_CODE_SMTPE
:
{
// A/341 Amendment - 2094-40
const
uint16_t
smpte2094_40_provider_oriented_code
=
0x0001
;
const
uint8_t
smpte2094_40_application_identifier
=
0x04
;
...
...
libavcodec/itut35.h
View file @
a1f714d1
...
...
@@ -19,9 +19,11 @@
#ifndef AVCODEC_ITUT35_H
#define AVCODEC_ITUT35_H
#define ITU_T_T35_COUNTRY_CODE_CN 0x26
#define ITU_T_T35_COUNTRY_CODE_US 0xB5
#define ITU_T_T35_PROVIDER_CODE_ATSC 0x31
#define ITU_T_T35_PROVIDER_CODE_CUVA 0x04
#define ITU_T_T35_PROVIDER_CODE_DOLBY 0x3B
#define ITU_T_T35_PROVIDER_CODE_SMTPE 0x3C
...
...
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