[libvpx] Update to v1.12.0

libs/libvpx/ivfenc.h

@@ -12,6 +12,8 @@
 
 #include "./tools_common.h"
 
+#include "vpx/vpx_encoder.h"
+
 struct vpx_codec_enc_cfg;
 struct vpx_codec_cx_pkt;
 
@@ -19,6 +21,11 @@ struct vpx_codec_cx_pkt;
 extern "C" {
 #endif
 
+void ivf_write_file_header_with_video_info(FILE *outfile, unsigned int fourcc,
+                                           int frame_cnt, int frame_width,
+                                           int frame_height,
+                                           vpx_rational_t timebase);
+
 void ivf_write_file_header(FILE *outfile, const struct vpx_codec_enc_cfg *cfg,
                            uint32_t fourcc, int frame_cnt);