X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Ffile.c;h=8303436be09cc6d8e16457d16629217ba17ad035;hb=11cb635c84cd5d011abc2aade27c7498bcf29595;hp=e613b91010281862a9ece670aafd30f046830fd3;hpb=bad70b7af6b909691f5389e14eb7d0c03db10af9;p=ffmpeg

diff --git a/libavformat/file.c b/libavformat/file.c
index e613b910102..8303436be09 100644
--- a/libavformat/file.c
+++ b/libavformat/file.c
@@ -73,6 +73,7 @@ typedef struct FileContext {
     int trunc;
     int blocksize;
     int follow;
+    int seekable;
 #if HAVE_DIRENT_H
     DIR *dir;
 #endif
@@ -82,6 +83,7 @@ static const AVOption file_options[] = {
     { "truncate", "truncate existing files on write", offsetof(FileContext, trunc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, AV_OPT_FLAG_ENCODING_PARAM },
     { "blocksize", "set I/O operation maximum block size", offsetof(FileContext, blocksize), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 1, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
     { "follow", "Follow a file as it is being written", offsetof(FileContext, follow), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
+    { "seekable", "Sets if the file is seekable", offsetof(FileContext, seekable), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 0, AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM },
     { NULL }
 };
 
@@ -238,6 +240,9 @@ static int file_open(URLContext *h, const char *filename, int flags)
     if (!h->is_streamed && flags & AVIO_FLAG_WRITE)
         h->min_packet_size = h->max_packet_size = 262144;
 
+    if (c->seekable >= 0)
+        h->is_streamed = !c->seekable;
+
     return 0;
 }
 
@@ -364,7 +369,7 @@ const URLProtocol ff_file_protocol = {
     .url_open_dir        = file_open_dir,
     .url_read_dir        = file_read_dir,
     .url_close_dir       = file_close_dir,
-    .default_whitelist   = "file,crypto"
+    .default_whitelist   = "file,crypto,data"
 };
 
 #endif /* CONFIG_FILE_PROTOCOL */
@@ -403,7 +408,7 @@ const URLProtocol ff_pipe_protocol = {
     .url_check           = file_check,
     .priv_data_size      = sizeof(FileContext),
     .priv_data_class     = &pipe_class,
-    .default_whitelist   = "crypto"
+    .default_whitelist   = "crypto,data"
 };
 
 #endif /* CONFIG_PIPE_PROTOCOL */