Ajout des fichiers pour la gestion du lpcm.

[vlc] / src / lpcm_decoder / lpcm_decoder.c

diff --git a/src/lpcm_decoder/lpcm_decoder.c b/src/lpcm_decoder/lpcm_decoder.c
new file mode 100644 (file)
index 0000000..68d9fcf
--- /dev/null
+++ b/src/lpcm_decoder/lpcm_decoder.c
@@ -0,0 +1,64 @@
+/*****************************************************************************
+ * lpcm_decoder.c: core lpcm decoder
+ *****************************************************************************
+ * Copyright (C) 1999, 2000 VideoLAN
+ *
+ * Authors:
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *****************************************************************************/
+#include <stdio.h>
+#include "defs.h"
+
+#include "int_types.h"
+#include "lpcm_decoder.h"
+
+int lpcm_init (lpcmdec_t * p_lpcmdec)
+{
+    fprintf (stderr, "LPCM Debug: lpmcm init called\n");
+    return 0;
+}
+
+int lpcm_decode_frame (lpcmdec_t * p_lpcmdec, s16 * buffer)
+{
+/*
+ * XXX was part of ac3dec, is to change
+    
+    int i;
+
+    if (parse_bsi (p_ac3dec))
+        return 1;
+
+    for (i = 0; i < 6; i++) {
+        if (parse_audblk (p_ac3dec, i))
+            return 1;
+        if (exponent_unpack (p_ac3dec))
+            return 1;
+        bit_allocate (p_ac3dec);
+        mantissa_unpack (p_ac3dec);
+        if  (p_ac3dec->bsi.acmod == 0x2)
+            rematrix (p_ac3dec);
+        imdct (p_ac3dec);
+        downmix (p_ac3dec, buffer);
+
+        buffer += 2*256;
+    }
+
+    parse_auxdata (p_ac3dec);
+*/
+    
+    return 0;
+}