From 0955e57ad07640574fc20ce0bea3c0b83982ada1 Mon Sep 17 00:00:00 2001
From: Nidhi Makhijani <nidhimj22@gmail.com>
Date: Mon, 23 Jun 2014 09:33:50 +0530
Subject: [PATCH] daud: split muxer and demuxer

Signed-off-by: Diego Biurrun <diego@biurrun.de>
---
 libavformat/Makefile              |  4 +--
 libavformat/{daud.c => dauddec.c} | 36 ---------------------
 libavformat/daudenc.c             | 54 +++++++++++++++++++++++++++++++
 3 files changed, 56 insertions(+), 38 deletions(-)
 rename libavformat/{daud.c => dauddec.c} (66%)
 create mode 100644 libavformat/daudenc.c

diff --git a/libavformat/Makefile b/libavformat/Makefile
index 89d2d424e1..c2d77b37c9 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -90,8 +90,8 @@ OBJS-$(CONFIG_CAVSVIDEO_MUXER)           += rawenc.o
 OBJS-$(CONFIG_CDG_DEMUXER)               += cdg.o
 OBJS-$(CONFIG_CDXL_DEMUXER)              += cdxl.o
 OBJS-$(CONFIG_CRC_MUXER)                 += crcenc.o
-OBJS-$(CONFIG_DAUD_DEMUXER)              += daud.o
-OBJS-$(CONFIG_DAUD_MUXER)                += daud.o
+OBJS-$(CONFIG_DAUD_DEMUXER)              += dauddec.o
+OBJS-$(CONFIG_DAUD_MUXER)                += daudenc.o
 OBJS-$(CONFIG_DFA_DEMUXER)               += dfa.o
 OBJS-$(CONFIG_DIRAC_DEMUXER)             += diracdec.o rawdec.o
 OBJS-$(CONFIG_DIRAC_MUXER)               += rawenc.o
diff --git a/libavformat/daud.c b/libavformat/dauddec.c
similarity index 66%
rename from libavformat/daud.c
rename to libavformat/dauddec.c
index bb7ab7fbcd..1855e84aae 100644
--- a/libavformat/daud.c
+++ b/libavformat/dauddec.c
@@ -50,28 +50,6 @@ static int daud_packet(AVFormatContext *s, AVPacket *pkt) {
     return ret;
 }
 
-static int daud_write_header(struct AVFormatContext *s)
-{
-    AVCodecContext *codec = s->streams[0]->codec;
-    if (codec->channels!=6 || codec->sample_rate!=96000)
-        return -1;
-    return 0;
-}
-
-static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
-{
-    if (pkt->size > 65535) {
-        av_log(s, AV_LOG_ERROR,
-               "Packet size too large for s302m. (%d > 65535)\n", pkt->size);
-        return -1;
-    }
-    avio_wb16(s->pb, pkt->size);
-    avio_wb16(s->pb, 0x8010); // unknown
-    avio_write(s->pb, pkt->data, pkt->size);
-    return 0;
-}
-
-#if CONFIG_DAUD_DEMUXER
 AVInputFormat ff_daud_demuxer = {
     .name           = "daud",
     .long_name      = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
@@ -79,17 +57,3 @@ AVInputFormat ff_daud_demuxer = {
     .read_packet    = daud_packet,
     .extensions     = "302",
 };
-#endif
-
-#if CONFIG_DAUD_MUXER
-AVOutputFormat ff_daud_muxer = {
-    .name         = "daud",
-    .long_name    = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
-    .extensions   = "302",
-    .audio_codec  = AV_CODEC_ID_PCM_S24DAUD,
-    .video_codec  = AV_CODEC_ID_NONE,
-    .write_header = daud_write_header,
-    .write_packet = daud_write_packet,
-    .flags        = AVFMT_NOTIMESTAMPS,
-};
-#endif
diff --git a/libavformat/daudenc.c b/libavformat/daudenc.c
new file mode 100644
index 0000000000..416e895395
--- /dev/null
+++ b/libavformat/daudenc.c
@@ -0,0 +1,54 @@
+/*
+ * D-Cinema audio muxer
+ * Copyright (c) 2005 Reimar Döffinger
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "avformat.h"
+
+static int daud_write_header(struct AVFormatContext *s)
+{
+    AVCodecContext *codec = s->streams[0]->codec;
+    if (codec->channels!=6 || codec->sample_rate!=96000)
+        return -1;
+    return 0;
+}
+
+static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
+{
+    if (pkt->size > 65535) {
+        av_log(s, AV_LOG_ERROR,
+               "Packet size too large for s302m. (%d > 65535)\n", pkt->size);
+        return -1;
+    }
+    avio_wb16(s->pb, pkt->size);
+    avio_wb16(s->pb, 0x8010); // unknown
+    avio_write(s->pb, pkt->data, pkt->size);
+    return 0;
+}
+
+AVOutputFormat ff_daud_muxer = {
+    .name         = "daud",
+    .long_name    = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
+    .extensions   = "302",
+    .audio_codec  = AV_CODEC_ID_PCM_S24DAUD,
+    .video_codec  = AV_CODEC_ID_NONE,
+    .write_header = daud_write_header,
+    .write_packet = daud_write_packet,
+    .flags        = AVFMT_NOTIMESTAMPS,
+};