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Merge commit '2ec33d27127251bbc45e1f88e60691ad59cf2319'

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* commit '2ec33d27127251bbc45e1f88e60691ad59cf2319':
  http: Add support for selecting a request range

Conflicts:
	doc/protocols.texi
	libavformat/http.c

See: d52882faef
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-03-12 04:12:04 +01:00
commit 76a939d0e5
2 changed files with 11 additions and 5 deletions
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6
doc/protocols.texi
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@ -271,6 +271,12 @@ updates.
Set the cookies to be sent in future requests. The format of each cookie is the
same as the value of a Set-Cookie HTTP response field. Multiple cookies can be
delimited by a newline character.
@item offset
Set initial byte offset.
@item end_offset
Try to limit the request to bytes preceding this offset.
@end table
@subsection HTTP Cookies

10
libavformat/http.c
View File

@ -52,7 +52,7 @@ typedef struct {
/* Used if "Transfer-Encoding: chunked" otherwise -1. */
int64_t chunksize;
char *content_type;
int64_t off, filesize, req_end_offset;
int64_t off, end_off, filesize;
char *location;
HTTPAuthState auth_state;
HTTPAuthState proxy_auth_state;
@ -115,7 +115,7 @@ static const AVOption options[] = {
{"send_expect_100", "Force sending an Expect: 100-continue header for POST", OFFSET(send_expect_100), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, E },
{"location", "The actual location of the data received", OFFSET(location), AV_OPT_TYPE_STRING, { 0 }, 0, 0, D|E },
{"offset", "initial byte offset", OFFSET(off), AV_OPT_TYPE_INT64, {.i64 = 0}, 0, INT64_MAX, D },
{"end_offset", "try to limit the request to bytes preceding this offset", OFFSET(req_end_offset), AV_OPT_TYPE_INT64, {.i64 = 0}, 0, INT64_MAX, D },
{"end_offset", "try to limit the request to bytes preceding this offset", OFFSET(end_off), AV_OPT_TYPE_INT64, {.i64 = 0}, 0, INT64_MAX, D },
{NULL}
};
#define HTTP_CLASS(flavor)\
@ -707,12 +707,12 @@ static int http_connect(URLContext *h, const char *path, const char *local_path,
// Note: we send this on purpose even when s->off is 0 when we're probing,
// since it allows us to detect more reliably if a (non-conforming)
// server supports seeking by analysing the reply headers.
if (!has_header(s->headers, "\r\nRange: ") && !post && (s->off > 0 || s->req_end_offset || s->seekable == -1)) {
if (!has_header(s->headers, "\r\nRange: ") && !post && (s->off > 0 || s->end_off || s->seekable == -1)) {
len += av_strlcatf(headers + len, sizeof(headers) - len,
"Range: bytes=%"PRId64"-", s->off);
if (s->req_end_offset)
if (s->end_off)
len += av_strlcatf(headers + len, sizeof(headers) - len,
"%"PRId64, s->req_end_offset - 1);
"%"PRId64, s->end_off - 1);
len += av_strlcpy(headers + len, "\r\n",
sizeof(headers) - len);
}