> 2021年11月18日 下午12:57，Andreas Rheinhardt <[email protected]> 写道：
>
> Steven Liu:
>> From: Steven Liu <[email protected]>
>>
>> Because the hls_ts_options will be misunderstand by user,
>> and then user can use hls_segment_options instead of hls_ts_options.
>>
>> Signed-off-by: Steven Liu <[email protected]>
>> ---
>> doc/muxers.texi | 2 ++
>> libavformat/hlsenc.c | 6 ++++--
>> libavformat/version.h | 4 ++++
>> 3 files changed, 10 insertions(+), 2 deletions(-)
>>
>> diff --git a/doc/muxers.texi b/doc/muxers.texi
>> index 287ea569fd..a8e763a859 100644
>> --- a/doc/muxers.texi
>> +++ b/doc/muxers.texi
>> @@ -799,6 +799,7 @@ were recently referenced in the playlist. Default value
>> is 1, meaning segments o
>> Set output format options using a :-separated list of key=value
>> parameters. Values containing @code{:} special characters must be
>> escaped.
>> +@code{hls_ts_options} is deprecated.
>>
>> @item hls_start_number_source
>> Start the playlist sequence number (@code{#EXT-X-MEDIA-SEQUENCE}) according
>> to the specified source.
>> @@ -923,6 +924,7 @@ produce the playlist, @file{out.m3u8}, and segment files:
>> Set output format options using a :-separated list of key=value
>> parameters. Values containing @code{:} special characters must be
>> escaped.
>> +@code{hls_segment_options} instead of hls_ts_options.
>>
>> @item hls_key_info_file @var{key_info_file}
>> Use the information in @var{key_info_file} for segment encryption. The first
>> diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
>> index db0a4675fd..3a085d81bc 100644
>> --- a/libavformat/hlsenc.c
>> +++ b/libavformat/hlsenc.c
>> @@ -3102,12 +3102,14 @@ static const AVOption options[] = {
>> {"hls_init_time", "set segment length at init list",
>> OFFSET(init_time), AV_OPT_TYPE_DURATION, {.i64 = 0}, 0, INT64_MAX,
>> E},
>> {"hls_list_size", "set maximum number of playlist entries",
>> OFFSET(max_nb_segments), AV_OPT_TYPE_INT, {.i64 = 5}, 0, INT_MAX,
>> E},
>> {"hls_delete_threshold", "set number of unreferenced segments to keep
>> before deleting", OFFSET(hls_delete_threshold), AV_OPT_TYPE_INT,
>> {.i64 = 1}, 1, INT_MAX, E},
>> - {"hls_ts_options","set hls mpegts list of options for the container
>> format used for hls", OFFSET(format_options), AV_OPT_TYPE_DICT, {.str =
>> NULL}, 0, 0, E},
>> +#if FF_HLS_TS_OPTIONS
>> + {"hls_ts_options","set hls mpegts list of options for the container
>> format used for hls(will be deprecated)", OFFSET(format_options),
>> AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, E},
>
> Missing AV_OPT_FLAG_DEPRECATED. Furthermore, you should modify the
> description to guide the users to the new name. Furthermore, this option
> will not be deprecated; instead it is deprecated with this patch.
Hi Andreas,
Do you mean only this should be ok?
+#if FF_HLS_TS_OPTIONS
+ {"hls_ts_options","set hls mpegts list of options for the container format
used for hls (move to hls_segment_options)", OFFSET(format_options),
AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, E | AV_OPT_FLAG_DEPRECATED},
+#endif
>
>> +#endif
>> {"hls_vtt_options","set hls vtt list of options for the container format
>> used for hls", OFFSET(vtt_format_options_str), AV_OPT_TYPE_STRING, {.str =
>> NULL}, 0, 0, E},
>> {"hls_allow_cache", "explicitly set whether the client MAY (1) or MUST
>> NOT (0) cache media segments", OFFSET(allowcache), AV_OPT_TYPE_INT, {.i64 =
>> -1}, INT_MIN, INT_MAX, E},
>> {"hls_base_url", "url to prepend to each playlist entry",
>> OFFSET(baseurl), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, E},
>> {"hls_segment_filename", "filename template for segment files",
>> OFFSET(segment_filename), AV_OPT_TYPE_STRING, {.str = NULL}, 0,
>> 0, E},
>> - {"hls_segment_options","set segments files format options of hls",
>> OFFSET(format_options), AV_OPT_TYPE_DICT, {.str = NULL}, 0, 0, E},
>> + {"hls_segment_options","set segments files format options of hls
>> (instead of hls_ts_options)", OFFSET(format_options), AV_OPT_TYPE_DICT,
>> {.str = NULL}, 0, 0, E},
>
> Don't change this. Adding an explanation to hls_ts_options that it is
> deprecated in favour of hls_segment_options is enough. (Furthermore,
> "(instead of hls_ts_options)" would need to be removed when
> FF_HLS_TS_OPTIONS is removed, so you would need to wrap this in #if
> FF_HLS_TS_OPTIONS if you did this...)
Ok, this option will not modify.
>
>> {"hls_segment_size", "maximum size per segment file, (in bytes)",
>> OFFSET(max_seg_size), AV_OPT_TYPE_INT, {.i64 = 0}, 0,
>> INT_MAX, E},
>> {"hls_key_info_file", "file with key URI and key file path",
>> OFFSET(key_info_file), AV_OPT_TYPE_STRING, {.str = NULL}, 0,
>> 0, E},
>> {"hls_enc", "enable AES128 encryption support", OFFSET(encrypt),
>> AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, E},
>> diff --git a/libavformat/version.h b/libavformat/version.h
>> index 81ed517609..5da9291009 100644
>> --- a/libavformat/version.h
>> +++ b/libavformat/version.h
>> @@ -64,6 +64,10 @@
>> #ifndef FF_API_AVIOCONTEXT_WRITTEN
>> #define FF_API_AVIOCONTEXT_WRITTEN (LIBAVFORMAT_VERSION_MAJOR < 60)
>> #endif
>> +#ifndef FF_HLS_TS_OPTIONS
>> +#define FF_HLS_TS_OPTIONS (LIBAVFORMAT_VERSION_MAJOR < 60)
>> +#endif
>
> This seems to be based upon an old version of this file.
Updated now,
>
>> +
>>
>>
>> #ifndef FF_API_R_FRAME_RATE
>>
>
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Will resubmit new version patch after first comment modify checked ok.
Thanks
Steven Liu
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