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http: try to detect live akamai streams and dont enable seeking for them

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Fixes ticket1320

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-06-03 18:34:53 +02:00
parent d1c74ca2be
commit 7803a04041
1 changed files with 5 additions and 1 deletions
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6
libavformat/http.c
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@ -56,6 +56,7 @@ typedef struct {
int multiple_requests; /**< A flag which indicates if we use persistent connections. */
uint8_t *post_data;
int post_datalen;
int is_akamai;
} HTTPContext;
#define OFFSET(x) offsetof(HTTPContext, x)
@ -317,7 +318,8 @@ static int process_line(URLContext *h, char *line, int line_count,
if ((slash = strchr(p, '/')) && strlen(slash) > 0)
s->filesize = strtoll(slash+1, NULL, 10);
}
h->is_streamed = 0; /* we _can_ in fact seek */
if (!s->is_akamai || s->filesize != 2147483647)
h->is_streamed = 0; /* we _can_ in fact seek */
} else if (!av_strcasecmp(tag, "Accept-Ranges") && !strncmp(p, "bytes", 5)) {
h->is_streamed = 0;
} else if (!av_strcasecmp (tag, "Transfer-Encoding") && !av_strncasecmp(p, "chunked", 7)) {
@ -332,6 +334,8 @@ static int process_line(URLContext *h, char *line, int line_count,
} else if (!av_strcasecmp (tag, "Connection")) {
if (!strcmp(p, "close"))
s->willclose = 1;
} else if (!av_strcasecmp (tag, "Server") && !av_strcasecmp (p, "AkamaiGHost")) {
s->is_akamai = 1;
}
}
return 1;