Steven Liu:
> Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
> ---
> doc/APIchanges | 3 +++
> libavformat/protocols.c | 16 ++++++++++++++++
> libavformat/url.h | 9 +++++++++
> libavformat/version.h | 2 +-
> 4 files changed, 29 insertions(+), 1 deletion(-)
>
> diff --git a/doc/APIchanges b/doc/APIchanges
> index 401c65a753..804a57de41 100644
> --- a/doc/APIchanges
> +++ b/doc/APIchanges
> @@ -15,6 +15,9 @@ libavutil: 2017-10-21
>
> API changes, most recent first:
>
> +2019-11-22 - xxxxxxxxxx - lavf 58.35.101 - url.h
> + Add av_find_protocol_by_name().
> +
> 2019-11-17 - 1c23abc88f - lavu 56.36.100 - eval API
> Add av_expr_count_vars().
>
> diff --git a/libavformat/protocols.c b/libavformat/protocols.c
> index face5b29b5..d4dee23a8e 100644
> --- a/libavformat/protocols.c
> +++ b/libavformat/protocols.c
> @@ -107,6 +107,22 @@ const char *avio_enum_protocols(void **opaque, int
> output)
> return avio_enum_protocols(opaque, output);
> }
>
> +const URLProtocol *av_find_protocol_by_name(const char *name)
> +{
> + int i = 0;
> + const URLProtocol **protocols;
> + protocols = ffurl_get_protocols(NULL, NULL);
You should not call ffurl_get_protocols as you don't use its
functionality (namely filtering out unwanted protocols). Instead you
should simply directly search the list yourself. This way you won't
have to free anything.
- Andreas
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