float based mp1/mp2/mp3 decoders.

Originally committed as revision 23095 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 103 insertions, 0 deletions

diff --git a/libavcodec/mpegaudiodec_float.c b/libavcodec/mpegaudiodec_float.c
new file mode 100644
index 0000000000..dcdeea59cf
--- /dev/null
+++ b/libavcodec/mpegaudiodec_float.c
@@ -0,0 +1,103 @@
+/*
+ * Float MPEG Audio decoder
+ * Copyright (c) 2010 Michael Niedermayer
+ *
+ * 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
+ */
+
+#define CONFIG_FLOAT 1
+#include "mpegaudiodec.c"
+
+#if CONFIG_MP1FLOAT_DECODER
+AVCodec mp1float_decoder =
+{
+    "mp1float",
+    AVMEDIA_TYPE_AUDIO,
+    CODEC_ID_MP1,
+    sizeof(MPADecodeContext),
+    decode_init,
+    NULL,
+    NULL,
+    decode_frame,
+    CODEC_CAP_PARSE_ONLY,
+    .flush= flush,
+    .long_name= NULL_IF_CONFIG_SMALL("MP1 (MPEG audio layer 1)"),
+};
+#endif
+#if CONFIG_MP2FLOAT_DECODER
+AVCodec mp2float_decoder =
+{
+    "mp2float",
+    AVMEDIA_TYPE_AUDIO,
+    CODEC_ID_MP2,
+    sizeof(MPADecodeContext),
+    decode_init,
+    NULL,
+    NULL,
+    decode_frame,
+    CODEC_CAP_PARSE_ONLY,
+    .flush= flush,
+    .long_name= NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
+};
+#endif
+#if CONFIG_MP3FLOAT_DECODER
+AVCodec mp3float_decoder =
+{
+    "mp3float",
+    AVMEDIA_TYPE_AUDIO,
+    CODEC_ID_MP3,
+    sizeof(MPADecodeContext),
+    decode_init,
+    NULL,
+    NULL,
+    decode_frame,
+    CODEC_CAP_PARSE_ONLY,
+    .flush= flush,
+    .long_name= NULL_IF_CONFIG_SMALL("MP3 (MPEG audio layer 3)"),
+};
+#endif
+#if CONFIG_MP3ADUFLOAT_DECODER
+AVCodec mp3adufloat_decoder =
+{
+    "mp3adufloat",
+    AVMEDIA_TYPE_AUDIO,
+    CODEC_ID_MP3ADU,
+    sizeof(MPADecodeContext),
+    decode_init,
+    NULL,
+    NULL,
+    decode_frame_adu,
+    CODEC_CAP_PARSE_ONLY,
+    .flush= flush,
+    .long_name= NULL_IF_CONFIG_SMALL("ADU (Application Data Unit) MP3 (MPEG audio layer 3)"),
+};
+#endif
+#if CONFIG_MP3ON4FLOAT_DECODER
+AVCodec mp3on4float_decoder =
+{
+    "mp3on4float",
+    AVMEDIA_TYPE_AUDIO,
+    CODEC_ID_MP3ON4,
+    sizeof(MP3On4DecodeContext),
+    decode_init_mp3on4,
+    NULL,
+    decode_close_mp3on4,
+    decode_frame_mp3on4,
+    .flush= flush,
+    .long_name= NULL_IF_CONFIG_SMALL("MP3onMP4"),
+};
+#endif