X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavdevice%2Favdevice.c;h=ec84d3b990e9e1b73dce5eda1ff42e8e6af021dd;hb=09f1d15ae8bd1d7f597aec9ced4f8ebe8762a4bd;hp=72e1b67887f9bc7d9e63822e17fa63a29e33d0d4;hpb=27e30c73d722ec13e59753dea91be00859c72bf2;p=ffmpeg

diff --git a/libavdevice/avdevice.c b/libavdevice/avdevice.c
index 72e1b67887f..ec84d3b990e 100644
--- a/libavdevice/avdevice.c
+++ b/libavdevice/avdevice.c
@@ -75,53 +75,7 @@ const char * avdevice_configuration(void)
 const char * avdevice_license(void)
 {
 #define LICENSE_PREFIX "libavdevice license: "
-    return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
-}
-
-static void *device_next(void *prev, int output,
-                         AVClassCategory c1, AVClassCategory c2)
-{
-    const AVClass *pc;
-    AVClassCategory category = AV_CLASS_CATEGORY_NA;
-    do {
-        if (output) {
-            if (!(prev = av_oformat_next(prev)))
-                break;
-            pc = ((AVOutputFormat *)prev)->priv_class;
-        } else {
-            if (!(prev = av_iformat_next(prev)))
-                break;
-            pc = ((AVInputFormat *)prev)->priv_class;
-        }
-        if (!pc)
-            continue;
-        category = pc->category;
-    } while (category != c1 && category != c2);
-    return prev;
-}
-
-AVInputFormat *av_input_audio_device_next(AVInputFormat  *d)
-{
-    return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT,
-                       AV_CLASS_CATEGORY_DEVICE_INPUT);
-}
-
-AVInputFormat *av_input_video_device_next(AVInputFormat  *d)
-{
-    return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
-                       AV_CLASS_CATEGORY_DEVICE_INPUT);
-}
-
-AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d)
-{
-    return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT,
-                       AV_CLASS_CATEGORY_DEVICE_OUTPUT);
-}
-
-AVOutputFormat *av_output_video_device_next(AVOutputFormat *d)
-{
-    return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
-                       AV_CLASS_CATEGORY_DEVICE_OUTPUT);
+    return &LICENSE_PREFIX FFMPEG_LICENSE[sizeof(LICENSE_PREFIX) - 1];
 }
 
 int avdevice_app_to_dev_control_message(struct AVFormatContext *s, enum AVAppToDevMessageType type,