[FFmpeg-devel] [PATCH v4 3/9] avcodec: add SEI enum for vvc
James Almer
jamrial at gmail.com
Tue Jan 26 17:11:34 EET 2021
On 1/26/2021 12:09 PM, Nuo Mi wrote:
> On Tue, Jan 26, 2021 at 10:36 PM James Almer <jamrial at gmail.com> wrote:
>
>> On 1/25/2021 11:15 AM, Nuo Mi wrote:
>>> ---
>>> libavcodec/vvc_sei.h | 47 ++++++++++++++++++++++++++++++++++++++++++++
>>> 1 file changed, 47 insertions(+)
>>> create mode 100644 libavcodec/vvc_sei.h
>>>
>>> diff --git a/libavcodec/vvc_sei.h b/libavcodec/vvc_sei.h
>>> new file mode 100644
>>> index 0000000000..90724669de
>>> --- /dev/null
>>> +++ b/libavcodec/vvc_sei.h
>>> @@ -0,0 +1,47 @@
>>> +/*
>>> + * H.266/VVC Supplementary Enhancement Information messages
>>> + *
>>> + * This file is part of FFmpeg.
>>> + *
>>> + * FFmpeg is free software; you can redistribute it and/or
>>> + * modify it under the terms of the GNU Lesser General Public
>>> + * License as published by the Free Software Foundation; either
>>> + * version 2.1 of the License, or (at your option) any later version.
>>> + *
>>> + * FFmpeg is distributed in the hope that it will be useful,
>>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
>>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
>>> + * Lesser General Public License for more details.
>>> + *
>>> + * You should have received a copy of the GNU Lesser General Public
>>> + * License along with FFmpeg; if not, write to the Free Software
>>> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
>> 02110-1301 USA
>>> + */
>>> +
>>> +#ifndef AVCODEC_VVC_SEI_H
>>> +#define AVCODEC_VVC_SEI_H
>>> +
>>> +/**
>>> + * SEI message types
>>> + */
>>> +typedef enum {
>>> + VVC_SEI_TYPE_BUFFERING_PERIOD = 0,
>>> + VVC_SEI_TYPE_PICTURE_TIMING = 1,
>>> + VVC_SEI_TYPE_PAN_SCAN_RECT = 2,
>>> + VVC_SEI_TYPE_FILLER_PAYLOAD = 3,
>>> + VVC_SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35 = 4,
>>> + VVC_SEI_TYPE_USER_DATA_UNREGISTERED = 5,
>>> + VVC_SEI_TYPE_FILM_GRAIN_CHARACTERISTICS = 19,
>>> + VVC_SEI_TYPE_FRAME_PACKING = 45,
>>> + VVC_SEI_TYPE_PARAMETER_SETS_INCLUSION_INDICATION = 129,
>>> + VVC_SEI_TYPE_DECODING_UNIT_INFO = 130,
>>> + VVC_SEI_TYPE_DECODED_PICTURE_HASH = 132,
>>> + VVC_SEI_TYPE_SCALABLE_NESTING = 133,
>>> + VVC_SEI_TYPE_REGION_REFRESH_INFO = 134,
>>> + VVC_SEI_TYPE_TIME_CODE = 136,
>>> + VVC_SEI_TYPE_MASTERING_DISPLAY_INFO = 137,
>>> + VVC_SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO = 144,
>>> + VVC_SEI_TYPE_ALTERNATIVE_TRANSFER_CHARACTERISTICS = 147,
>>> +} VVC_SEI_Type;
>>> +
>>> +#endif /* AVCODEC_VVC_SEI_H */
>>
>> This enum is no longer needed, since all the sei type enums have all
>> been merged into sei.h
>>
> Yeah, but for vvc, 129 is not SEI_TYPE_ACTIVE_PARAMETER_SETS.
> It's SEI_TYPE_PARAMETER_SETS_INCLUSION_INDICATION.
> Maybe we can define it later.
Yes, I sent a patch to add SEI_TYPE_PARAMETER_SETS_INCLUSION_INDICATION
as an alias for SEI_TYPE_ACTIVE_PARAMETER_SETS last friday.
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