From 2837d8dc276760db1821b81df3f794a90bfa56e6 Mon Sep 17 00:00:00 2001 From: Thilo Borgmann Date: Sun, 15 Apr 2012 18:07:12 +0200 Subject: [PATCH] alsdec: fix number of decoded samples in first sub-block in BGMC mode. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer --- libavcodec/alsdec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c index bae9df6173..20ef40774e 100644 --- a/libavcodec/alsdec.c +++ b/libavcodec/alsdec.c @@ -785,10 +785,10 @@ static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd) k [sb] = s[sb] > b ? s[sb] - b : 0; delta[sb] = 5 - s[sb] + k[sb]; - ff_bgmc_decode(gb, sb_length, current_res, + ff_bgmc_decode(gb, sb_length - i, current_res, delta[sb], sx[sb], &high, &low, &value, ctx->bgmc_lut, ctx->bgmc_lut_status); - current_res += sb_length; + current_res += sb_length - i; } ff_bgmc_decode_end(gb);