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* [FFmpeg-devel] [PATCH v2] avformat/data_uri: Fix base64 decode buffer size calculation
@ 2024-05-13 14:18 Kacper Michajłow
  0 siblings, 0 replies; only message in thread
From: Kacper Michajłow @ 2024-05-13 14:18 UTC (permalink / raw)
  To: ffmpeg-devel; +Cc: Kacper Michajłow

Signed-off-by: Kacper Michajłow <kasper93@gmail.com>
---
 libavformat/data_uri.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/data_uri.c b/libavformat/data_uri.c
index 3868a19630..5991ad4ed4 100644
--- a/libavformat/data_uri.c
+++ b/libavformat/data_uri.c
@@ -73,7 +73,7 @@ static av_cold int data_open(URLContext *h, const char *uri, int flags)
     data++;
     in_size = strlen(data);
     if (base64) {
-        size_t out_size = 3 * (in_size / 4) + 1;
+        size_t out_size = AV_BASE64_DECODE_SIZE(in_size);
 
         if (out_size > INT_MAX || !(ddata = av_malloc(out_size)))
             return AVERROR(ENOMEM);
-- 
2.43.0

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