Merge "C2SoftAvcDec: Increase maximum output delay to 34" am: 8ae5b5d647 am: 45055ad490 am: 9f2312334a am: 153c389b76

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1398270

Change-Id: I2f944b9220aeabfb0e8b3d119fb74c58bbd644c3
diff --git a/media/codec2/components/avc/C2SoftAvcDec.cpp b/media/codec2/components/avc/C2SoftAvcDec.cpp
index d7b9e12..3afd670 100644
--- a/media/codec2/components/avc/C2SoftAvcDec.cpp
+++ b/media/codec2/components/avc/C2SoftAvcDec.cpp
@@ -34,7 +34,11 @@
 constexpr size_t kMinInputBufferSize = 2 * 1024 * 1024;
 constexpr char COMPONENT_NAME[] = "c2.android.avc.decoder";
 constexpr uint32_t kDefaultOutputDelay = 8;
-constexpr uint32_t kMaxOutputDelay = 16;
+/* avc specification allows for a maximum delay of 16 frames.
+   As soft avc decoder supports interlaced, this delay would be 32 fields.
+   And avc decoder implementation has an additional delay of 2 decode calls.
+   So total maximum output delay is 34 */
+constexpr uint32_t kMaxOutputDelay = 34;
 constexpr uint32_t kMinInputBytes = 4;
 }  // namespace