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[FFmpeg-devel,v14,3/9] avformat/evc_muxer: Added muxer to handle writing EVC encoded data into file or output bytestream

Message ID 20221024073930.85-1-d.kozinski@samsung.com
State New
Headers show
Series [FFmpeg-devel,v14,1/9] avcodec/evc: MPEG-5 EVC codec registration | expand

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Commit Message

Dawid Kozinski Oct. 24, 2022, 7:39 a.m. UTC 
- Provided AVOutputFormat structure describing EVC output format (ff_evc_muxer)
- Added documentation for EVC muxer

Signed-off-by: Dawid Kozinski <d.kozinski@samsung.com>
---
 doc/muxers.texi          |  6 ++++++
 libavformat/Makefile     |  1 +
 libavformat/allformats.c |  1 +
 libavformat/rawenc.c     | 13 +++++++++++++
 4 files changed, 21 insertions(+)
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Patch

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 4edbb22b00..244b5acf7d 100644
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -2126,6 +2126,12 @@  DTS Coherent Acoustics (DCA) audio.
 
 Dolby Digital Plus, also known as Enhanced AC-3, audio.
 
+@subsection evc
+
+MPEG-5 Essential Video Coding (EVC) / EVC / MPEG-5 Part 1 EVC video.
+
+Extensions: evc
+
 @subsection g722
 
 ITU-T G.722 audio.
diff --git a/libavformat/Makefile b/libavformat/Makefile
index d7f198bf39..a14a759c1f 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -251,6 +251,7 @@  OBJS-$(CONFIG_HCOM_DEMUXER)              += hcom.o pcm.o
 OBJS-$(CONFIG_HDS_MUXER)                 += hdsenc.o
 OBJS-$(CONFIG_HEVC_DEMUXER)              += hevcdec.o rawdec.o
 OBJS-$(CONFIG_HEVC_MUXER)                += rawenc.o
+OBJS-$(CONFIG_EVC_MUXER)                 += rawenc.o
 OBJS-$(CONFIG_HLS_DEMUXER)               += hls.o hls_sample_encryption.o
 OBJS-$(CONFIG_HLS_MUXER)                 += hlsenc.o hlsplaylist.o avc.o
 OBJS-$(CONFIG_HNM_DEMUXER)               += hnm.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 47c419a009..615d2bc3b1 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -150,6 +150,7 @@  extern const AVInputFormat  ff_ea_cdata_demuxer;
 extern const AVInputFormat  ff_eac3_demuxer;
 extern const AVOutputFormat ff_eac3_muxer;
 extern const AVInputFormat  ff_epaf_demuxer;
+extern const AVOutputFormat ff_evc_muxer;
 extern const AVOutputFormat ff_f4v_muxer;
 extern const AVInputFormat  ff_ffmetadata_demuxer;
 extern const AVOutputFormat ff_ffmetadata_muxer;
diff --git a/libavformat/rawenc.c b/libavformat/rawenc.c
index 267fce252d..b7b2aff453 100644
--- a/libavformat/rawenc.c
+++ b/libavformat/rawenc.c
@@ -401,6 +401,19 @@  const AVOutputFormat ff_hevc_muxer = {
 };
 #endif
 
+#if CONFIG_EVC_MUXER
+AVOutputFormat ff_evc_muxer = {
+    .name              = "evc",
+    .long_name         = NULL_IF_CONFIG_SMALL("raw EVC video"),
+    .extensions        = "evc",
+    .audio_codec       = AV_CODEC_ID_NONE,
+    .video_codec       = AV_CODEC_ID_EVC,
+    .write_header      = force_one_stream,
+    .write_packet      = ff_raw_write_packet,
+    .flags             = AVFMT_NOTIMESTAMPS,
+};
+#endif
+
 #if CONFIG_M4V_MUXER
 const AVOutputFormat ff_m4v_muxer = {
     .name              = "m4v",