From 8c929098141ebc94ad3f303521c520bb3dc6d8f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Storsj=C3=B6?= <martin@martin.st>
Date: Thu, 21 Nov 2013 11:31:53 +0200
Subject: [PATCH] hls: Check whether the AVIOContext contains a new redirected
 URL
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This allows both the main playlist itself as well as the variant
playlists to handle redirects combined with relative URLs.

Signed-off-by: Martin Storsjö <martin@martin.st>
---
 libavformat/hls.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavformat/hls.c b/libavformat/hls.c
index ea16f8abf35..14fdf8f826d 100644
--- a/libavformat/hls.c
+++ b/libavformat/hls.c
@@ -211,6 +211,7 @@ static int parse_playlist(HLSContext *c, const char *url,
     char line[1024];
     const char *ptr;
     int close_in = 0;
+    uint8_t *new_url = NULL;
 
     if (!in) {
         close_in = 1;
@@ -219,6 +220,9 @@ static int parse_playlist(HLSContext *c, const char *url,
             return ret;
     }
 
+    if (av_opt_get(in, "location", AV_OPT_SEARCH_CHILDREN, &new_url) >= 0)
+        url = new_url;
+
     read_chomp_line(in, line, sizeof(line));
     if (strcmp(line, "#EXTM3U")) {
         ret = AVERROR_INVALIDDATA;
@@ -319,6 +323,7 @@ static int parse_playlist(HLSContext *c, const char *url,
         var->last_load_time = av_gettime();
 
 fail:
+    av_free(new_url);
     if (close_in)
         avio_close(in);
     return ret;
-- 
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