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Diffstat (limited to 'ffmpeg1/libavcodec/dcadsp.c')
-rw-r--r--ffmpeg1/libavcodec/dcadsp.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/ffmpeg1/libavcodec/dcadsp.c b/ffmpeg1/libavcodec/dcadsp.c
deleted file mode 100644
index dd4994d..0000000
--- a/ffmpeg1/libavcodec/dcadsp.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2004 Gildas Bazin
- * Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "config.h"
-#include "dcadsp.h"
-
-static void dca_lfe_fir_c(float *out, const float *in, const float *coefs,
- int decifactor, float scale)
-{
- float *out2 = out + decifactor;
- const float *cf0 = coefs;
- const float *cf1 = coefs + 256;
- int j, k;
-
- /* One decimated sample generates 2*decifactor interpolated ones */
- for (k = 0; k < decifactor; k++) {
- float v0 = 0.0;
- float v1 = 0.0;
- for (j = 0; j < 256 / decifactor; j++) {
- float s = in[-j];
- v0 += s * *cf0++;
- v1 += s * *--cf1;
- }
- *out++ = v0 * scale;
- *out2++ = v1 * scale;
- }
-}
-
-void ff_dcadsp_init(DCADSPContext *s)
-{
- s->lfe_fir = dca_lfe_fir_c;
- if (ARCH_ARM) ff_dcadsp_init_arm(s);
-}