Plumbing to recognize AV1 content

Recognize AV1 content in various container formats, so we can extract
and pass to the AV1 codec.

Bug: 111936705
Test: playback of AV1 videos
Change-Id: I8a5523741481586b3569006236bd1fc92869ee76
diff --git a/media/codec2/vndk/C2Store.cpp b/media/codec2/vndk/C2Store.cpp
index 2d4e19e..a5dd203 100644
--- a/media/codec2/vndk/C2Store.cpp
+++ b/media/codec2/vndk/C2Store.cpp
@@ -821,6 +821,7 @@
     emplace("c2.android.vp9.decoder", "libcodec2_soft_vp9dec.so");
     emplace("c2.android.vp8.encoder", "libcodec2_soft_vp8enc.so");
     emplace("c2.android.vp9.encoder", "libcodec2_soft_vp9enc.so");
+    emplace("c2.android.av1.decoder", "libcodec2_soft_av1dec.so");
     emplace("c2.android.raw.decoder", "libcodec2_soft_rawdec.so");
     emplace("c2.android.flac.decoder", "libcodec2_soft_flacdec.so");
     emplace("c2.android.flac.encoder", "libcodec2_soft_flacenc.so");