From bd09e8a7df91c6e2c506a3c2d7b2805da75a91e4 Mon Sep 17 00:00:00 2001
From: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Date: Fri, 24 Oct 2008 01:42:57 +0000
Subject: [PATCH] raw dnxhd de/muxer

Originally committed as revision 15674 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/Makefile     |  2 ++
 libavformat/allformats.c |  1 +
 libavformat/avformat.h   |  2 +-
 libavformat/raw.c        | 39 +++++++++++++++++++++++++++++++++++++++
 4 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/libavformat/Makefile b/libavformat/Makefile
index 1537a24..de5cae2 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -38,6 +38,8 @@ OBJS-$(CONFIG_DAUD_DEMUXER)              += daud.o
 OBJS-$(CONFIG_DAUD_MUXER)                += daud.o
 OBJS-$(CONFIG_DIRAC_DEMUXER)             += raw.o
 OBJS-$(CONFIG_DIRAC_MUXER)               += raw.o
+OBJS-$(CONFIG_DNXHD_DEMUXER)             += raw.o
+OBJS-$(CONFIG_DNXHD_MUXER)               += raw.o
 OBJS-$(CONFIG_DSICIN_DEMUXER)            += dsicin.o
 OBJS-$(CONFIG_DTS_DEMUXER)               += raw.o
 OBJS-$(CONFIG_DTS_MUXER)                 += raw.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 41cdcfb..8c0cd5d 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -72,6 +72,7 @@ void av_register_all(void)
     REGISTER_MUXER    (CRC, crc);
     REGISTER_MUXDEMUX (DAUD, daud);
     REGISTER_MUXDEMUX (DIRAC, dirac);
+    REGISTER_MUXDEMUX (DNXHD, dnxhd);
     REGISTER_DEMUXER  (DSICIN, dsicin);
     REGISTER_MUXDEMUX (DTS, dts);
     REGISTER_MUXDEMUX (DV, dv);
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index d8e0b0a..78e7878 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -22,7 +22,7 @@
 #define AVFORMAT_AVFORMAT_H
 
 #define LIBAVFORMAT_VERSION_MAJOR 52
-#define LIBAVFORMAT_VERSION_MINOR 22
+#define LIBAVFORMAT_VERSION_MINOR 23
 #define LIBAVFORMAT_VERSION_MICRO  1
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
diff --git a/libavformat/raw.c b/libavformat/raw.c
index 6c6ea27..f2a886c 100644
--- a/libavformat/raw.c
+++ b/libavformat/raw.c
@@ -505,6 +505,17 @@ static int dirac_probe(AVProbeData *p)
 }
 #endif
 
+#ifdef CONFIG_DNXHD_DEMUXER
+static int dnxhd_probe(AVProbeData *p)
+{
+    static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
+    if (!memcmp(p->buf, header, 5))
+        return AVPROBE_SCORE_MAX;
+    else
+        return 0;
+}
+#endif
+
 #if defined(CONFIG_AC3_DEMUXER) || defined(CONFIG_EAC3_DEMUXER)
 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
 {
@@ -640,6 +651,34 @@ AVOutputFormat dirac_muxer = {
 };
 #endif
 
+#ifdef CONFIG_DNXHD_DEMUXER
+AVInputFormat dnxhd_demuxer = {
+    "dnxhd",
+    NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
+    0,
+    dnxhd_probe,
+    video_read_header,
+    raw_read_partial_packet,
+    .flags= AVFMT_GENERIC_INDEX,
+    .value = CODEC_ID_DNXHD,
+};
+#endif
+
+#ifdef CONFIG_DNXHD_MUXER
+AVOutputFormat dnxhd_muxer = {
+    "dnxhd",
+    NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
+    NULL,
+    "dnxhd",
+    0,
+    CODEC_ID_NONE,
+    CODEC_ID_DNXHD,
+    NULL,
+    raw_write_packet,
+    .flags= AVFMT_NOTIMESTAMPS,
+};
+#endif
+
 #ifdef CONFIG_DTS_DEMUXER
 AVInputFormat dts_demuxer = {
     "dts",
-- 
2.7.4