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author | Mashiat Sarker Shakkhar <shahriman_ams@yahoo.com> | 2011-11-05 02:19:35 +0600 |
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committer | Mashiat Sarker Shakkhar <shahriman_ams@yahoo.com> | 2011-11-20 14:51:38 +0600 |
commit | 87b9c23b9a10f9a6feb9226b44e797f2ff1d1be5 (patch) | |
tree | fa68164f3b63ad28609f949b4039b9dc0236315d | |
parent | d58db7207d41a5395e635c79b96b1aee3b91f5bb (diff) | |
download | ffmpeg-87b9c23b9a10f9a6feb9226b44e797f2ff1d1be5.tar.gz |
Implement clear_codec_buffers()
-rw-r--r-- | libavcodec/wmalosslessdec.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index 22116eaad6..0642c9ce38 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -716,6 +716,27 @@ decode_lpc(WmallDecodeCtx *s) } +static void clear_codec_buffers(WmallDecodeCtx *s) +{ + int ich, ilms; + + memset(s->acfilter_coeffs, 0, 16 * sizeof(int)); + memset(s->lpc_coefs , 0, 40 * 2 * sizeof(int)); + + memset(s->mclms_coeffs , 0, 128 * sizeof(int16_t)); + memset(s->mclms_coeffs_cur, 0, 4 * sizeof(int16_t)); + memset(s->mclms_prevvalues, 0, 64 * sizeof(int)); + memset(s->mclms_updates , 0, 64 * sizeof(int16_t)); + + for (ich = 0; ich < s->num_channels; ich++) { + for (ilms = 0; ilms < s->cdlms_ttl[ich]; ilms++) { + memset(s->cdlms[ich][ilms].coefs , 0, 256 * sizeof(int16_t)); + memset(s->cdlms[ich][ilms].lms_prevvalues, 0, 512 * sizeof(int)); + memset(s->cdlms[ich][ilms].lms_updates , 0, 512 * sizeof(int16_t)); + } + s->ave_sum[ich] = 0; + } +} /** *@brief Decode a single subframe (block). |