Added AMR-NB and AMR-WB decoders to FFMPEG, not needed for AMR files, though, since Core Audio handles them

Frameworks/FFMPEG/FFMPEG.xcodeproj/project.pbxproj

@@ -7,6 +7,13 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		830C4B5B180C3434007674D6 /* amr.h in Headers */ = {isa = PBXBuildFile; fileRef = 830C4B56180C3434007674D6 /* amr.h */; };
+		830C4B5C180C3434007674D6 /* amrnbdata.h in Headers */ = {isa = PBXBuildFile; fileRef = 830C4B57180C3434007674D6 /* amrnbdata.h */; };
+		830C4B5D180C3434007674D6 /* amrnbdec.c in Sources */ = {isa = PBXBuildFile; fileRef = 830C4B58180C3434007674D6 /* amrnbdec.c */; };
+		830C4B5E180C3434007674D6 /* amrwbdata.h in Headers */ = {isa = PBXBuildFile; fileRef = 830C4B59180C3434007674D6 /* amrwbdata.h */; };
+		830C4B5F180C3434007674D6 /* amrwbdec.c in Sources */ = {isa = PBXBuildFile; fileRef = 830C4B5A180C3434007674D6 /* amrwbdec.c */; };
+		830C4B61180C343C007674D6 /* amr.c in Sources */ = {isa = PBXBuildFile; fileRef = 830C4B60180C343C007674D6 /* amr.c */; };
+		830C4B63180C3580007674D6 /* amrwbdec_mips.h in Headers */ = {isa = PBXBuildFile; fileRef = 830C4B62180C3580007674D6 /* amrwbdec_mips.h */; };
 		830F0BD117FC4FB900042E8F /* allcodecs.c in Sources */ = {isa = PBXBuildFile; fileRef = 830F0B8F17FC4FB900042E8F /* allcodecs.c */; };
 		830F0BD217FC4FB900042E8F /* avcodec.h in Headers */ = {isa = PBXBuildFile; fileRef = 830F0B9017FC4FB900042E8F /* avcodec.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		830F0BD517FC4FB900042E8F /* fft.c in Sources */ = {isa = PBXBuildFile; fileRef = 830F0B9317FC4FB900042E8F /* fft.c */; };
@@ -436,6 +443,13 @@
 /* Begin PBXFileReference section */
 		089C1667FE841158C02AAC07 /* English */ = {isa = PBXFileReference; fileEncoding = 10; lastKnownFileType = text.plist.strings; name = English; path = English.lproj/InfoPlist.strings; sourceTree = "<group>"; };
 		32DBCF5E0370ADEE00C91783 /* FFMPEG_Prefix.pch */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FFMPEG_Prefix.pch; sourceTree = "<group>"; };
+		830C4B56180C3434007674D6 /* amr.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = amr.h; sourceTree = "<group>"; };
+		830C4B57180C3434007674D6 /* amrnbdata.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = amrnbdata.h; sourceTree = "<group>"; };
+		830C4B58180C3434007674D6 /* amrnbdec.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = amrnbdec.c; sourceTree = "<group>"; };
+		830C4B59180C3434007674D6 /* amrwbdata.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = amrwbdata.h; sourceTree = "<group>"; };
+		830C4B5A180C3434007674D6 /* amrwbdec.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = amrwbdec.c; sourceTree = "<group>"; };
+		830C4B60180C343C007674D6 /* amr.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = amr.c; sourceTree = "<group>"; };
+		830C4B62180C3580007674D6 /* amrwbdec_mips.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = amrwbdec_mips.h; sourceTree = "<group>"; };
 		830F0B8F17FC4FB900042E8F /* allcodecs.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = allcodecs.c; sourceTree = "<group>"; };
 		830F0B9017FC4FB900042E8F /* avcodec.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = avcodec.h; sourceTree = "<group>"; };
 		830F0B9317FC4FB900042E8F /* fft.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = fft.c; sourceTree = "<group>"; };
@@ -943,6 +957,11 @@
 		830F0B8E17FC4FB900042E8F /* libavcodec */ = {
 			isa = PBXGroup;
 			children = (
+				830C4B56180C3434007674D6 /* amr.h */,
+				830C4B57180C3434007674D6 /* amrnbdata.h */,
+				830C4B58180C3434007674D6 /* amrnbdec.c */,
+				830C4B59180C3434007674D6 /* amrwbdata.h */,
+				830C4B5A180C3434007674D6 /* amrwbdec.c */,
 				838491161807D1D900E7332D /* tta.c */,
 				838491171807D1D900E7332D /* ttadata.c */,
 				838491181807D1D900E7332D /* ttadata.h */,
@@ -1195,6 +1214,7 @@
 		830F0BAD17FC4FB900042E8F /* libavformat */ = {
 			isa = PBXGroup;
 			children = (
+				830C4B60180C343C007674D6 /* amr.c */,
 				838491141807D1D200E7332D /* tta.c */,
 				838491121807D06100E7332D /* spdifdec.c */,
 				838490FE1807C58500E7332D /* aacdec.c */,
@@ -1394,6 +1414,7 @@
 		830F0D0417FC80B400042E8F /* mips */ = {
 			isa = PBXGroup;
 			children = (
+				830C4B62180C3580007674D6 /* amrwbdec_mips.h */,
 				830F0D0517FC80B400042E8F /* lsp_mips.h */,
 			);
 			path = mips;
@@ -1560,6 +1581,7 @@
 				830F0C4917FC7CA300042E8F /* asf.h in Headers */,
 				830F0DCA17FC931700042E8F /* pcm.h in Headers */,
 				830F0CCC17FC7F1E00042E8F /* celp_filters.h in Headers */,
+				830C4B5C180C3434007674D6 /* amrnbdata.h in Headers */,
 				830F0D5117FC880E00042E8F /* time_.h in Headers */,
 				830F0BD717FC4FB900042E8F /* get_bits.h in Headers */,
 				830F0C2417FC527400042E8F /* atomic.h in Headers */,
@@ -1572,6 +1594,7 @@
 				833C37D118032D4800CBA602 /* dirac_dwt.h in Headers */,
 				8393B80318052BC200913C76 /* mpegaudiodecheader.h in Headers */,
 				838490901807BC9400E7332D /* dca.h in Headers */,
+				830C4B5E180C3434007674D6 /* amrwbdata.h in Headers */,
 				830F0D7917FC8C7300042E8F /* mpeg4audio.h in Headers */,
 				830F0C3A17FC554D00042E8F /* des.h in Headers */,
 				830F0BF117FC4FB900042E8F /* avi.h in Headers */,
@@ -1591,6 +1614,7 @@
 				830F0C4A17FC7CA300042E8F /* avio_internal.h in Headers */,
 				830F0C7017FC7DB100042E8F /* pixdesc.h in Headers */,
 				833C37C318032CF600CBA602 /* dirac_arith.h in Headers */,
+				830C4B63180C3580007674D6 /* amrwbdec_mips.h in Headers */,
 				830F0CF717FC7F1E00042E8F /* rnd_avg.h in Headers */,
 				830F0D4117FC848D00042E8F /* sha.h in Headers */,
 				830F0CEE17FC7F1E00042E8F /* mpeg12data.h in Headers */,
@@ -1606,6 +1630,7 @@
 				830F0CF117FC7F1E00042E8F /* ratecontrol.h in Headers */,
 				830F0C1417FC500B00042E8F /* fft-internal.h in Headers */,
 				830F0D8E17FC8E8B00042E8F /* sbr.h in Headers */,
+				830C4B5B180C3434007674D6 /* amr.h in Headers */,
 				833C37B218032AEF00CBA602 /* diracdsp.h in Headers */,
 				830F0C3D17FC554D00042E8F /* internal.h in Headers */,
 				833C37D718032EA500CBA602 /* idct_xvid.h in Headers */,
@@ -1760,14 +1785,17 @@
 				830F0D5917FC893E00042E8F /* codec_desc.c in Sources */,
 				830F0DBE17FC922C00042E8F /* h264chroma_init.c in Sources */,
 				830F0BF217FC4FB900042E8F /* avio.c in Sources */,
+				830C4B5F180C3434007674D6 /* amrwbdec.c in Sources */,
 				838490DC1807C47E00E7332D /* g723_1.c in Sources */,
 				830F0CE217FC7F1E00042E8F /* frame_thread_encoder.c in Sources */,
+				830C4B61180C343C007674D6 /* amr.c in Sources */,
 				838491151807D1D200E7332D /* tta.c in Sources */,
 				8393B80118052BC200913C76 /* mpegaudiodec.c in Sources */,
 				830F0C3817FC554D00042E8F /* buffer.c in Sources */,
 				8384905C1807AF0100E7332D /* ac3_parser.c in Sources */,
 				830F0C6B17FC7DB100042E8F /* bprint.c in Sources */,
 				830F0BE017FC4FB900042E8F /* simple_idct.c in Sources */,
+				830C4B5D180C3434007674D6 /* amrnbdec.c in Sources */,
 				838490991807BC9C00E7332D /* dtsdec.c in Sources */,
 				830F0D6917FC8A3D00042E8F /* avpicture.c in Sources */,
 				8393B80518052BC200913C76 /* mpegaudiodsp_data.c in Sources */,

Frameworks/FFMPEG/ffmpeg-minimal/config.h

@@ -393,8 +393,8 @@
 #define CONFIG_ALAC_ENCODER 0
 #define CONFIG_ALAC_DECODER 0
 #define CONFIG_ALS_DECODER 0
-#define CONFIG_AMRNB_DECODER 0
+#define CONFIG_AMRNB_DECODER 1
-#define CONFIG_AMRWB_DECODER 0
+#define CONFIG_AMRWB_DECODER 1
 #define CONFIG_APE_DECODER 1
 #define CONFIG_ATRAC1_DECODER 0
 #define CONFIG_ATRAC3_DECODER 1
@@ -718,7 +718,7 @@
 #define CONFIG_AIFF_MUXER 0
 #define CONFIG_AIFF_DEMUXER 0
 #define CONFIG_AMR_MUXER 0
-#define CONFIG_AMR_DEMUXER 0
+#define CONFIG_AMR_DEMUXER 1
 #define CONFIG_ANM_DEMUXER 0
 #define CONFIG_APC_DEMUXER 0
 #define CONFIG_APE_DEMUXER 1

Frameworks/FFMPEG/ffmpeg-minimal/libavcodec/amr.h

@@ -0,0 +1,70 @@
+/*
+ * Shared functions between AMR codecs
+ *
+ * Copyright (c) 2010 Marcelo Galvao Povoa
+ *
+ * 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
+ */
+
+#ifndef AVCODEC_AMR_H
+#define AVCODEC_AMR_H
+
+#include <string.h>
+
+#include "avcodec.h"
+
+#ifdef AMR_USE_16BIT_TABLES
+#define R_TABLE_TYPE uint16_t
+#else
+#define R_TABLE_TYPE uint8_t
+#endif
+
+/**
+ * Fill the frame structure variables from bitstream by parsing the
+ * given reordering table that uses the following format:
+ *
+ * Each field (16 bits) in the AMR Frame is stored as:
+ * - one byte for the number of bits in the field
+ * - one byte for the field index
+ * - then, one byte for each bit of the field (from most-significant to least)
+ *         of the position of that bit in the AMR frame.
+ *
+ * @param out pointer to the frame struct
+ * @param size the size in bytes of the frame struct
+ * @param data input bitstream after the frame header
+ * @param ord_table the reordering table as above
+ */
+static inline void ff_amr_bit_reorder(uint16_t *out, int size,
+                                      const uint8_t *data,
+                                      const R_TABLE_TYPE *ord_table)
+{
+    int field_size;
+
+    memset(out, 0, size);
+    while ((field_size = *ord_table++)) {
+        int field = 0;
+        int field_offset = *ord_table++;
+        while (field_size--) {
+           int bit = *ord_table++;
+           field <<= 1;
+           field |= data[bit >> 3] >> (bit & 7) & 1;
+        }
+        out[field_offset >> 1] = field;
+    }
+}
+
+#endif /* AVCODEC_AMR_H */

Frameworks/FFMPEG/ffmpeg-minimal/libavcodec/mips/amrwbdec_mips.h

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2012
+ *      MIPS Technologies, Inc., California.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * Author:  Nedeljko Babic (nbabic@mips.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
+ */
+
+/**
+ * @file
+ * Reference: libavcodec/amrwbdec.c
+ */
+#ifndef AVCODEC_AMRWBDEC_MIPS_H
+#define AVCODEC_AMRWBDEC_MIPS_H
+#include "config.h"
+
+#if HAVE_MIPSFPU && HAVE_INLINE_ASM
+void hb_fir_filter_mips(float *out, const float fir_coef[],
+                          float mem[], const float *in);
+#define hb_fir_filter hb_fir_filter_mips
+#endif
+
+#endif /* AVCODEC_AMRWBDEC_MIPS_H  */

Frameworks/FFMPEG/ffmpeg-minimal/libavformat/amr.c

@@ -0,0 +1,180 @@
+/*
+ * amr file format
+ * Copyright (c) 2001 ffmpeg project
+ *
+ * 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
+ */
+
+/*
+Write and read amr data according to RFC3267, http://www.ietf.org/rfc/rfc3267.txt?number=3267
+
+Only mono files are supported.
+
+*/
+
+#include "config.h"
+#include "libavutil/avassert.h"
+#include "libavutil/channel_layout.h"
+#include "avformat.h"
+#include "internal.h"
+
+static const char AMR_header[]   = "#!AMR\n";
+static const char AMRWB_header[] = "#!AMR-WB\n";
+
+#if CONFIG_AMR_MUXER
+static int amr_write_header(AVFormatContext *s)
+{
+    AVIOContext    *pb  = s->pb;
+    AVCodecContext *enc = s->streams[0]->codec;
+
+    s->priv_data = NULL;
+
+    if (enc->codec_id == AV_CODEC_ID_AMR_NB) {
+        avio_write(pb, AMR_header,   sizeof(AMR_header)   - 1); /* magic number */
+    } else if (enc->codec_id == AV_CODEC_ID_AMR_WB) {
+        avio_write(pb, AMRWB_header, sizeof(AMRWB_header) - 1); /* magic number */
+    } else {
+        return -1;
+    }
+    avio_flush(pb);
+    return 0;
+}
+
+static int amr_write_packet(AVFormatContext *s, AVPacket *pkt)
+{
+    avio_write(s->pb, pkt->data, pkt->size);
+    return 0;
+}
+#endif /* CONFIG_AMR_MUXER */
+
+static int amr_probe(AVProbeData *p)
+{
+    // Only check for "#!AMR" which could be amr-wb, amr-nb.
+    // This will also trigger multichannel files: "#!AMR_MC1.0\n" and
+    // "#!AMR-WB_MC1.0\n" (not supported)
+
+    if (!memcmp(p->buf, AMR_header, 5))
+        return AVPROBE_SCORE_MAX;
+    else
+        return 0;
+}
+
+/* amr input */
+static int amr_read_header(AVFormatContext *s)
+{
+    AVIOContext *pb = s->pb;
+    AVStream *st;
+    uint8_t header[9];
+
+    avio_read(pb, header, 6);
+
+    st = avformat_new_stream(s, NULL);
+    if (!st)
+        return AVERROR(ENOMEM);
+    if (memcmp(header, AMR_header, 6)) {
+        avio_read(pb, header + 6, 3);
+        if (memcmp(header, AMRWB_header, 9)) {
+            return -1;
+        }
+
+        st->codec->codec_tag   = MKTAG('s', 'a', 'w', 'b');
+        st->codec->codec_id    = AV_CODEC_ID_AMR_WB;
+        st->codec->sample_rate = 16000;
+    } else {
+        st->codec->codec_tag   = MKTAG('s', 'a', 'm', 'r');
+        st->codec->codec_id    = AV_CODEC_ID_AMR_NB;
+        st->codec->sample_rate = 8000;
+    }
+    st->codec->channels   = 1;
+    st->codec->channel_layout = AV_CH_LAYOUT_MONO;
+    st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
+    avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
+
+    return 0;
+}
+
+static int amr_read_packet(AVFormatContext *s, AVPacket *pkt)
+{
+    AVCodecContext *enc = s->streams[0]->codec;
+    int read, size = 0, toc, mode;
+    int64_t pos = avio_tell(s->pb);
+
+    if (url_feof(s->pb)) {
+        return AVERROR(EIO);
+    }
+
+    // FIXME this is wrong, this should rather be in a AVParset
+    toc  = avio_r8(s->pb);
+    mode = (toc >> 3) & 0x0F;
+
+    if (enc->codec_id == AV_CODEC_ID_AMR_NB) {
+        static const uint8_t packed_size[16] = {
+            12, 13, 15, 17, 19, 20, 26, 31, 5, 0, 0, 0, 0, 0, 0, 0
+        };
+
+        size = packed_size[mode] + 1;
+    } else if (enc->codec_id == AV_CODEC_ID_AMR_WB) {
+        static const uint8_t packed_size[16] = {
+            18, 24, 33, 37, 41, 47, 51, 59, 61, 6, 6, 0, 0, 0, 1, 1
+        };
+
+        size = packed_size[mode];
+    }
+
+    if (!size || av_new_packet(pkt, size))
+        return AVERROR(EIO);
+
+    /* Both AMR formats have 50 frames per second */
+    s->streams[0]->codec->bit_rate = size*8*50;
+
+    pkt->stream_index = 0;
+    pkt->pos          = pos;
+    pkt->data[0]      = toc;
+    pkt->duration     = enc->codec_id == AV_CODEC_ID_AMR_NB ? 160 : 320;
+    read              = avio_read(s->pb, pkt->data + 1, size - 1);
+
+    if (read != size - 1) {
+        av_free_packet(pkt);
+        return AVERROR(EIO);
+    }
+
+    return 0;
+}
+
+#if CONFIG_AMR_DEMUXER
+AVInputFormat ff_amr_demuxer = {
+    .name           = "amr",
+    .long_name      = NULL_IF_CONFIG_SMALL("3GPP AMR"),
+    .read_probe     = amr_probe,
+    .read_header    = amr_read_header,
+    .read_packet    = amr_read_packet,
+    .flags          = AVFMT_GENERIC_INDEX,
+};
+#endif
+
+#if CONFIG_AMR_MUXER
+AVOutputFormat ff_amr_muxer = {
+    .name              = "amr",
+    .long_name         = NULL_IF_CONFIG_SMALL("3GPP AMR"),
+    .mime_type         = "audio/amr",
+    .extensions        = "amr",
+    .audio_codec       = AV_CODEC_ID_AMR_NB,
+    .video_codec       = AV_CODEC_ID_NONE,
+    .write_header      = amr_write_header,
+    .write_packet      = amr_write_packet,
+};
+#endif

Info.plist

@@ -22,6 +22,21 @@
 			<key>CFBundleTypeRole</key>
 			<string>None</string>
 		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>amr-wb</string>
+				<string>amr</string>
+			</array>
+			<key>LSTypeIsPackage</key>
+			<false/>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+			<key>CFBundleTypeIconFile</key>
+			<string>song.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>AMR Audio File</string>
+		</dict>
 		<dict>
 			<key>CFBundleTypeExtensions</key>
 			<array>