[FFmpeg-devel] [PATCH] lavc/alsdec: allow for predictor orders higher than block length which is valid in ALS.

[Thilo Borgmann]

Hi,

fixes ticket #5297 reverting an old commit.

-Thilo
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From 50f62f88696d1401d93c552d52fe1b9c396f8a00 Mon Sep 17 00:00:00 2001
From: Thilo Borgmann <thilo.borgmann at mail.de>
Date: Wed, 9 Nov 2016 20:00:02 +0100
Subject: [PATCH] lavc/alsdec: allow for predictor orders higher than block
 length which is valid in ALS.

Reverts: 18f94df8af04f2c02a25a7dec512289feff6517f
Fixes ticket #5297
---
 libavcodec/alsdec.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index 3986347..2b2273e 100644
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -705,11 +705,7 @@ static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd)
         } else {
             *bd->opt_order = sconf->max_order;
         }
-        if (*bd->opt_order > bd->block_length) {
-            *bd->opt_order = bd->block_length;
-            av_log(avctx, AV_LOG_ERROR, "Predictor order too large.\n");
-            return AVERROR_INVALIDDATA;
-        }
+
         opt_order = *bd->opt_order;
 
         if (opt_order) {
-- 
1.8.3.2