[FFmpeg-devel] [PATCH] avformat/udp: deprecate local_port option

[Steven Liu]

ping

2016-10-10 10:50 GMT+08:00 Steven Liu <lq at chinaffmpeg.org>:

>
> Signed-off-by: Steven Liu <lq at chinaffmpeg.org>
> ---
>  doc/protocols.texi    |    3 +++
>  libavformat/udp.c     |   19 ++++++++++++++++++-
>  libavformat/version.h |    3 +++
>  3 files changed, 24 insertions(+), 1 deletions(-)
>
> diff --git a/doc/protocols.texi b/doc/protocols.texi
> index 3abc5f3..85a3f56 100644
> --- a/doc/protocols.texi
> +++ b/doc/protocols.texi
> @@ -1304,6 +1304,9 @@ input has enough packets to sustain it.
>  When using @var{bitrate} this specifies the maximum number of bits in
>  packet bursts.
>
> + at item local_port=@var{port}
> +This is a deprecated option, you can use localport instead it.
> +
>  @item localport=@var{port}
>  Override the local UDP port to bind with.
>
> diff --git a/libavformat/udp.c b/libavformat/udp.c
> index 3835f98..af06b89 100644
> --- a/libavformat/udp.c
> +++ b/libavformat/udp.c
> @@ -86,6 +86,9 @@ typedef struct UDPContext {
>      int pkt_size;
>      int is_multicast;
>      int is_broadcast;
> +#if FF_API_UDP_LOCAL_PORT
> +    int local_port_deprecated;
> +#endif
>      int local_port;
>      int reuse_socket;
>      int overrun_nonfatal;
> @@ -123,7 +126,9 @@ static const AVOption options[] = {
>      { "bitrate",        "Bits to send per second",
>  OFFSET(bitrate),        AV_OPT_TYPE_INT64,  { .i64 = 0  },     0,
> INT64_MAX, .flags = E },
>      { "burst_bits",     "Max length of bursts in bits (when using
> bitrate)", OFFSET(burst_bits),   AV_OPT_TYPE_INT64,  { .i64 = 0  },     0,
> INT64_MAX, .flags = E },
>      { "localport",      "Local port",
>   OFFSET(local_port),     AV_OPT_TYPE_INT,    { .i64 = -1 },    -1,
> INT_MAX, D|E },
> -    { "local_port",     "Local port",
>   OFFSET(local_port),     AV_OPT_TYPE_INT,    { .i64 = -1 },    -1,
> INT_MAX, .flags = D|E },
> +#if FF_API_UDP_LOCAL_PORT
> +    { "local_port",     "Local port",
>   OFFSET(local_port_deprecated),     AV_OPT_TYPE_INT,    { .i64 = -1 },
> -1, INT_MAX, .flags = D|E },
> +#endif
>      { "localaddr",      "Local address",
>  OFFSET(localaddr),      AV_OPT_TYPE_STRING, { .str = NULL },
>  .flags = D|E },
>      { "udplite_coverage", "choose UDPLite head size which should be
> validated by checksum", OFFSET(udplite_coverage), AV_OPT_TYPE_INT, {.i64 =
> 0}, 0, INT_MAX, D|E },
>      { "pkt_size",       "Maximum UDP packet size",
>  OFFSET(pkt_size),       AV_OPT_TYPE_INT,    { .i64 = 1472 },  -1, INT_MAX,
> .flags = D|E },
> @@ -377,6 +382,12 @@ static int udp_socket_create(URLContext *h, struct
> sockaddr_storage *addr,
>
>      if (((struct sockaddr *) &s->dest_addr)->sa_family)
>          family = ((struct sockaddr *) &s->dest_addr)->sa_family;
> +#if FF_API_UDP_LOCAL_PORT
> +    if (s->local_port_deprecated >= 0) {
> +        av_log(s, AV_LOG_WARNING, "the local_port option will be
> deprecated, please use localport option\n");
> +        s->local_port = s->local_port_deprecated;
> +    }
> +#endif
>      res0 = udp_resolve_host(h, (localaddr && localaddr[0]) ? localaddr :
> NULL,
>                              s->local_port,
>                              SOCK_DGRAM, family, AI_PASSIVE);
> @@ -481,6 +492,12 @@ int ff_udp_set_remote_url(URLContext *h, const char
> *uri)
>  int ff_udp_get_local_port(URLContext *h)
>  {
>      UDPContext *s = h->priv_data;
> +#if FF_API_UDP_LOCAL_PORT
> +    if (s->local_port_deprecated >= 0) {
> +        av_log(s, AV_LOG_WARNING, "the local_port option will be
> deprecated, please use localport option\n");
> +        s->local_port = s->local_port_deprecated;
> +    }
> +#endif
>      return s->local_port;
>  }
>
> diff --git a/libavformat/version.h b/libavformat/version.h
> index 92801b4..71c03ef 100644
> --- a/libavformat/version.h
> +++ b/libavformat/version.h
> @@ -85,6 +85,9 @@
>  #ifndef FF_API_HTTP_USER_AGENT
>  #define FF_API_HTTP_USER_AGENT          (LIBAVFORMAT_VERSION_MAJOR < 58)
>  #endif
> +#ifndef FF_API_UDP_LOCAL_PORT
> +#define FF_API_UDP_LOCAL_PORT           (LIBAVFORMAT_VERSION_MAJOR < 59)
> +#endif
>
>  #ifndef FF_API_R_FRAME_RATE
>  #define FF_API_R_FRAME_RATE            1
> --
> 1.7.1
>
>
>
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