From: Dirk Farin <dirk.fa...@gmail.com>
---
libavformat/Makefile | 1 +
libavformat/allformats.c | 1 +
libavformat/hevcdec.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 66 insertions(+)
create mode 100644 libavformat/hevcdec.c
diff --git a/libavformat/Makefile b/libavformat/Makefile
index 231e127..8abcb36 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -139,6 +139,7 @@ OBJS-$(CONFIG_H263_DEMUXER) += h263dec.o
rawdec.o
OBJS-$(CONFIG_H263_MUXER) += rawenc.o
OBJS-$(CONFIG_H264_DEMUXER) += h264dec.o rawdec.o
OBJS-$(CONFIG_H264_MUXER) += rawenc.o
+OBJS-$(CONFIG_HEVC_DEMUXER) += hevcdec.o rawdec.o
OBJS-$(CONFIG_HLS_DEMUXER) += hls.o
OBJS-$(CONFIG_HLS_MUXER) += hlsenc.o
OBJS-$(CONFIG_IDCIN_DEMUXER) += idcin.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 585cf43..3bdbadf 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -117,6 +117,7 @@ void av_register_all(void)
REGISTER_MUXDEMUX(H261, h261);
REGISTER_MUXDEMUX(H263, h263);
REGISTER_MUXDEMUX(H264, h264);
+ REGISTER_DEMUXER (HEVC, hevc);
REGISTER_MUXDEMUX(HLS, hls);
REGISTER_DEMUXER (IDCIN, idcin);
REGISTER_DEMUXER (IFF, iff);
diff --git a/libavformat/hevcdec.c b/libavformat/hevcdec.c
new file mode 100644
index 0000000..f3b0aa3
--- /dev/null
+++ b/libavformat/hevcdec.c
@@ -0,0 +1,64 @@
+/*
+ * RAW HEVC video demuxer
+ * Copyright (c) 2013 Dirk Farin <dirk.fa...@gmail.com>
+ *
+ * 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"
+#include "rawdec.h"
+
+#include "libavcodec/hevc.h"
+
+static int hevc_probe(AVProbeData *p)
+{
+ uint32_t code = -1;
+ int vps = 0, sps = 0, pps = 0, irap = 0;
+ int i;
+
+ for (i = 0; i < p->buf_size - 1; i++) {
+ code = (code << 8) + p->buf[i];
+ if ((code & 0xffffff00) == 0x100) {
+ uint8_t nal2 = p->buf[i + 1];
+ int type = (code & 0x7E) >> 1;
+
+ if (code & 0x81) // forbidden and reserved zero bits
+ return 0;
+
+ if (nal2 & 0xf8) // reserved zero
+ return 0;
+
+ switch (type) {
+ case NAL_VPS: vps++; break;
+ case NAL_SPS: sps++; break;
+ case NAL_PPS: pps++; break;
+ case NAL_BLA_N_LP:
+ case NAL_BLA_W_LP:
+ case NAL_BLA_W_RADL:
+ case NAL_CRA_NUT:
+ case NAL_IDR_N_LP:
+ case NAL_IDR_W_RADL: irap++; break;
+ }
+ }
+ }
+
+ if (vps && sps && pps && irap)
+ return AVPROBE_SCORE_EXTENSION + 1; // 1 more than .mpg
+ return 0;
+}
+
+FF_DEF_RAWVIDEO_DEMUXER(hevc, "raw HEVC video", hevc_probe, "hevc,h265,265",
AV_CODEC_ID_HEVC)
--
1.7.10.4
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