lpc: Reduce stack usage by allocating LLSModel in context.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/libavcodec/lpc.h b/libavcodec/lpc.h
index 9e0b056338..96acb37146 100644
--- a/libavcodec/lpc.h
+++ b/libavcodec/lpc.h
@@ -24,6 +24,7 @@
 
 #include <stdint.h>
 #include "libavutil/avassert.h"
+#include "libavutil/lls.h"
 
 #define ORDER_METHOD_EST     0
 #define ORDER_METHOD_2LEVEL  1
@@ -79,6 +80,9 @@ typedef struct LPCContext {
      */
     void (*lpc_compute_autocorr)(const double *data, int len, int lag,
                                  double *autoc);
+
+    // TODO: these should be allocated to reduce ABI compatibility issues
+    LLSModel lls_models[2];
 } LPCContext;