X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fimg2dec.c;h=efd637b31034a9edf8f243eb3b58bd5dfd6b4719;hb=c4ef6c883bb611388f9f0dcbe49dd65cb10613a2;hp=db4b4b75f4c51802dbf2e667579e4f0f5ed7dfe6;hpb=99f2a563889285b8be3e87fb5c5ba8c86a104785;p=ffmpeg

diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index db4b4b75f4c..efd637b3103 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -225,6 +225,13 @@ 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) {
@@ -370,6 +377,10 @@ int ff_img_read_packet(AVFormatContext *s1, AVPacket *pkt)
     int size[3]           = { 0 }, ret[3] = { 0 };
     AVIOContext *f[3]     = { NULL };
     AVCodecContext *codec = s1->streams[0]->codec;
+    AVOpenCallback open_func = s1->open_cb;
+
+    if (!open_func)
+        open_func = ffio_open2_wrapper;
 
     if (!s->is_pipe) {
         /* loop over input */
@@ -396,7 +407,7 @@ int ff_img_read_packet(AVFormatContext *s1, AVPacket *pkt)
                 !s->loop &&
                 !s->split_planes) {
                 f[i] = s1->pb;
-            } else if (avio_open2(&f[i], filename, AVIO_FLAG_READ,
+            } else if (open_func(s1, &f[i], filename, AVIO_FLAG_READ,
                            &s1->interrupt_callback, NULL) < 0) {
                 if (i >= 1)
                     break;
@@ -557,7 +568,7 @@ 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_BOOL,   {.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" },