avformat/img2dec: do not interpret the filename by default if a IO context has been...
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 20 Jan 2016 10:21:44 +0000 (11:21 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Sat, 30 Jan 2016 23:23:45 +0000 (00:23 +0100)
With this, user applications which use custom IO and have set a IO context will not have
their already opened IO context ignored and glob/seq being interpreted

Comments and tests from maintainers of user apps are welcome!

Liked-by: wm4 <nfxjfg@googlemail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7ccedc1c78c9a5140758f515d46ce23de6e6a7d2)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavformat/img2.h
libavformat/img2dec.c

index f6b9dd9..a9678d1 100644 (file)
@@ -34,7 +34,8 @@ enum PatternType {
     PT_GLOB_SEQUENCE,
     PT_GLOB,
     PT_SEQUENCE,
-    PT_NONE
+    PT_NONE,
+    PT_DEFAULT
 };
 
 typedef struct VideoDemuxData {
index f9ecf6f..67754f2 100644 (file)
@@ -224,6 +224,13 @@ int ff_img_read_header(AVFormatContext *s1)
     }
 
     if (!s->is_pipe) {
+        if (s->pattern_type == PT_DEFAULT) {
+            if (s1->pb) {
+                s->pattern_type = PT_NONE;
+            } else
+                s->pattern_type = PT_GLOB_SEQUENCE;
+        }
+
         if (s->pattern_type == PT_GLOB_SEQUENCE) {
         s->use_glob = is_glob(s->path);
         if (s->use_glob) {
@@ -550,7 +557,7 @@ const AVOption ff_img_options[] = {
     { "framerate",    "set the video framerate",             OFFSET(framerate),    AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0,   DEC },
     { "loop",         "force loop over input file sequence", OFFSET(loop),         AV_OPT_TYPE_INT,    {.i64 = 0   }, 0, 1,       DEC },
 
-    { "pattern_type", "set pattern type",                    OFFSET(pattern_type), AV_OPT_TYPE_INT,    {.i64=PT_GLOB_SEQUENCE}, 0,       INT_MAX, DEC, "pattern_type"},
+    { "pattern_type", "set pattern type",                    OFFSET(pattern_type), AV_OPT_TYPE_INT,    {.i64=PT_DEFAULT}, 0,       INT_MAX, DEC, "pattern_type"},
     { "glob_sequence","select glob/sequence pattern type",   0, AV_OPT_TYPE_CONST,  {.i64=PT_GLOB_SEQUENCE}, INT_MIN, INT_MAX, DEC, "pattern_type" },
     { "glob",         "select glob pattern type",            0, AV_OPT_TYPE_CONST,  {.i64=PT_GLOB         }, INT_MIN, INT_MAX, DEC, "pattern_type" },
     { "sequence",     "select sequence pattern type",        0, AV_OPT_TYPE_CONST,  {.i64=PT_SEQUENCE     }, INT_MIN, INT_MAX, DEC, "pattern_type" },