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authorClément Bœsch <u@pkh.me>2014-03-06 18:39:59 +0100
committerLuca Barbato <lu_zero@gentoo.org>2014-03-11 22:08:57 +0100
commitddfc98906373d1f17f6205cedd14c68d7a75995f (patch)
treef9e77d08d565330791c83bbcea47cd3622b3e05e
parente58c85b0686892960042232e51c77168b264838a (diff)
downloadffmpeg-ddfc98906373d1f17f6205cedd14c68d7a75995f.tar.gz
http: Support setting custom User-Agent
Contextually make the default User-Agent use the common "Name/Version" pattern. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
-rw-r--r--doc/protocols.texi4
-rw-r--r--libavformat/http.c8
2 files changed, 10 insertions, 2 deletions
diff --git a/doc/protocols.texi b/doc/protocols.texi
index b16234b8fa..fa14a8c53d 100644
--- a/doc/protocols.texi
+++ b/doc/protocols.texi
@@ -92,6 +92,10 @@ HTTP (Hyper Text Transfer Protocol).
This protocol accepts the following options:
@table @option
+@item user_agent
+Override the User-Agent header. If not specified a string of the form
+"Lavf/<version>" will be used.
+
@item mime_type
Export the MIME type.
diff --git a/libavformat/http.c b/libavformat/http.c
index 2edca73029..84cc7f1fd3 100644
--- a/libavformat/http.c
+++ b/libavformat/http.c
@@ -57,6 +57,7 @@ typedef struct {
HTTPAuthState proxy_auth_state;
char *headers;
char *mime_type;
+ char *user_agent;
/* Set if the server correctly handles Connection: close and will close
* the connection after feeding us the content. */
int willclose;
@@ -88,9 +89,12 @@ typedef struct {
#define OFFSET(x) offsetof(HTTPContext, x)
#define D AV_OPT_FLAG_DECODING_PARAM
#define E AV_OPT_FLAG_ENCODING_PARAM
+#define DEFAULT_USER_AGENT "Lavf/" AV_STRINGIFY(LIBAVFORMAT_VERSION)
static const AVOption options[] = {
{"chunked_post", "use chunked transfer-encoding for posts", OFFSET(chunked_post), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },
{"headers", "custom HTTP headers, can override built in default headers", OFFSET(headers), AV_OPT_TYPE_STRING, { 0 }, 0, 0, D|E },
+{"user_agent", "override User-Agent header", OFFSET(user_agent), AV_OPT_TYPE_STRING, {.str = DEFAULT_USER_AGENT}, 0, 0, D },
+{"user-agent", "override User-Agent header, for compatibility with ffmpeg", OFFSET(user_agent), AV_OPT_TYPE_STRING, {.str = DEFAULT_USER_AGENT}, 0, 0, D },
{"multiple_requests", "use persistent connections", OFFSET(multiple_requests), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, D|E },
{"post_data", "custom HTTP post data", OFFSET(post_data), AV_OPT_TYPE_BINARY, .flags = D|E },
{"mime_type", "export the MIME type", OFFSET(mime_type), AV_OPT_TYPE_STRING, {0}, 0, 0, AV_OPT_FLAG_EXPORT | AV_OPT_FLAG_READONLY },
@@ -562,8 +566,8 @@ static int http_connect(URLContext *h, const char *path, const char *local_path,
/* set default headers if needed */
if (!has_header(s->headers, "\r\nUser-Agent: "))
- len += av_strlcatf(headers + len, sizeof(headers) - len,
- "User-Agent: %s\r\n", LIBAVFORMAT_IDENT);
+ len += av_strlcatf(headers + len, sizeof(headers) - len,
+ "User-Agent: %s\r\n", s->user_agent);
if (!has_header(s->headers, "\r\nAccept: "))
len += av_strlcpy(headers + len, "Accept: */*\r\n",
sizeof(headers) - len);