Avoids reads of uninitialized memory in ff_lpc_calc_coefs() during
fate-flac-16-lpc-cholesky.
---
libavcodec/flacenc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/flacenc.c b/libavcodec/flacenc.c
index 54bc64c..7808e20 100644
--- a/libavcodec/flacenc.c
+++ b/libavcodec/flacenc.c
@@ -1299,7 +1299,7 @@ static const AVOption options[] = {
{ "fixed", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LPC_TYPE_FIXED },
INT_MIN, INT_MAX, FLAGS, "lpc_type" },
{ "levinson", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LPC_TYPE_LEVINSON },
INT_MIN, INT_MAX, FLAGS, "lpc_type" },
{ "cholesky", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LPC_TYPE_CHOLESKY },
INT_MIN, INT_MAX, FLAGS, "lpc_type" },
-{ "lpc_passes", "Number of passes to use for Cholesky factorization during LPC
analysis", offsetof(FlacEncodeContext, options.lpc_passes), AV_OPT_TYPE_INT,
{.i64 = -1 }, INT_MIN, INT_MAX, FLAGS },
+{ "lpc_passes", "Number of passes to use for Cholesky factorization during LPC
analysis", offsetof(FlacEncodeContext, options.lpc_passes), AV_OPT_TYPE_INT,
{.i64 = 1 }, 1, INT_MAX, FLAGS },
{ "min_partition_order", NULL, offsetof(FlacEncodeContext,
options.min_partition_order), AV_OPT_TYPE_INT, {.i64 = -1 }, -1,
MAX_PARTITION_ORDER, FLAGS },
{ "max_partition_order", NULL, offsetof(FlacEncodeContext,
options.max_partition_order), AV_OPT_TYPE_INT, {.i64 = -1 }, -1,
MAX_PARTITION_ORDER, FLAGS },
{ "prediction_order_method", "Search method for selecting prediction order",
offsetof(FlacEncodeContext, options.prediction_order_method), AV_OPT_TYPE_INT,
{.i64 = -1 }, -1, ORDER_METHOD_LOG, FLAGS, "predm" },
--
1.7.12.4
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