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[FFmpeg-devel,v12,4/5] avformat/movenc: Refactor mov_write_dvcc_dvvc_tag to use ff_isom_put_dvcc_dvvc

Message ID 20220101165153.440729-5-tcChlisop0@gmail.com
State Accepted
Commit f0fb005f59f6febcf2ffc8140bdb7f136ac56add
Headers show
Series Add support for Matroska BlockAdditionMapping elements | expand

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andriy/make_x86 success Make finished
andriy/make_fate_x86 success Make fate finished
andriy/make_ppc success Make finished
andriy/make_fate_ppc fail Make fate failed

Commit Message

quietvoid Jan. 1, 2022, 4:51 p.m. UTC
Improves code legibility by not using bit shifts.
Also avoids duplicating the dvcC/dvvC ISOM box writing code.

Signed-off-by: quietvoid <tcChlisop0@gmail.com>
---
 libavformat/Makefile |  3 ++-
 libavformat/movenc.c | 24 +++++++-----------------
 2 files changed, 9 insertions(+), 18 deletions(-)
diff mbox series

Patch

diff --git a/libavformat/Makefile b/libavformat/Makefile
index cd9810ba01..a9afb9c042 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -342,7 +342,8 @@  OBJS-$(CONFIG_MOV_DEMUXER)               += mov.o mov_chan.o mov_esds.o \
                                             qtpalette.o replaygain.o dovi_isom.o
 OBJS-$(CONFIG_MOV_MUXER)                 += movenc.o av1.o avc.o hevc.o vpcc.o \
                                             movenchint.o mov_chan.o rtp.o \
-                                            movenccenc.o movenc_ttml.o rawutils.o
+                                            movenccenc.o movenc_ttml.o rawutils.o \
+                                            dovi_isom.o
 OBJS-$(CONFIG_MP2_MUXER)                 += rawenc.o
 OBJS-$(CONFIG_MP3_DEMUXER)               += mp3dec.o replaygain.o
 OBJS-$(CONFIG_MP3_MUXER)                 += mp3enc.o rawenc.o id3v2enc.o
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 0f912dd012..f1fe43a79f 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -27,6 +27,7 @@ 
 #include "movenc.h"
 #include "avformat.h"
 #include "avio_internal.h"
+#include "dovi_isom.h"
 #include "riff.h"
 #include "avio.h"
 #include "isom.h"
@@ -1911,6 +1912,8 @@  static int mov_write_sv3d_tag(AVFormatContext *s, AVIOContext *pb, AVSphericalMa
 
 static int mov_write_dvcc_dvvc_tag(AVFormatContext *s, AVIOContext *pb, AVDOVIDecoderConfigurationRecord *dovi)
 {
+    uint8_t buf[ISOM_DVCC_DVVC_SIZE];
+
     avio_wb32(pb, 32); /* size = 8 + 24 */
     if (dovi->dv_profile > 10)
         ffio_wfourcc(pb, "dvwC");
@@ -1918,23 +1921,10 @@  static int mov_write_dvcc_dvvc_tag(AVFormatContext *s, AVIOContext *pb, AVDOVIDe
         ffio_wfourcc(pb, "dvvC");
     else
         ffio_wfourcc(pb, "dvcC");
-    avio_w8(pb, dovi->dv_version_major);
-    avio_w8(pb, dovi->dv_version_minor);
-    avio_wb16(pb, (dovi->dv_profile << 9) | (dovi->dv_level << 3) |
-              (dovi->rpu_present_flag << 2) | (dovi->el_present_flag << 1) |
-              dovi->bl_present_flag);
-    avio_wb32(pb, (dovi->dv_bl_signal_compatibility_id << 28) | 0);
-
-    ffio_fill(pb, 0, 4 * 4); /* reserved */
-    av_log(s, AV_LOG_DEBUG, "DOVI in %s box, version: %d.%d, profile: %d, level: %d, "
-           "rpu flag: %d, el flag: %d, bl flag: %d, compatibility id: %d\n",
-           dovi->dv_profile > 10 ? "dvwC" : (dovi->dv_profile > 7 ? "dvvC" : "dvcC"),
-           dovi->dv_version_major, dovi->dv_version_minor,
-           dovi->dv_profile, dovi->dv_level,
-           dovi->rpu_present_flag,
-           dovi->el_present_flag,
-           dovi->bl_present_flag,
-           dovi->dv_bl_signal_compatibility_id);
+
+    ff_isom_put_dvcc_dvvc(s, buf, dovi);
+    avio_write(pb, buf, sizeof(buf));
+
     return 32; /* 8 + 24 */
 }