vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
commit f7f077da11
6933 changed files with 2335208 additions and 0 deletions
@@ -0,0 +1,29 @@
+#define __STDC_CONSTANT_MACROS
+
+#include <stdlib.h>
+
+extern "C" {
+#include <libavformat/avformat.h>
+#include <libavcodec/avcodec.h>
+#include <libswscale/swscale.h>
+}
+
+#define CALC_FFMPEG_VERSION(a,b,c) ( a<<16 | b<<8 | c )
+
+static void test()
+{
+  AVFormatContext* c = 0;
+  AVCodec* avcodec = 0;
+  AVFrame* frame = 0;
+  (void)avcodec;
+  (void)frame;
+
+#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
+  int err = avformat_open_input(&c, "", NULL, NULL);
+#else
+  int err = av_open_input_file(&c, "", NULL, 0, NULL);
+#endif
+  (void)err;
+}
+
+int main() { test(); return 0; }