From: Good Guy <good1.2guy@gmail.com>
Date: Wed, 21 Jun 2017 01:20:30 +0000 (-0600)
Subject: ffmpeg upgrade 3.3.2, ffmpeg audio segv fix, faststart mp4
X-Git-Url: https://git.cinelerra-gg.org/git/?a=commitdiff_plain;h=d077044be445c058142c2b92b981c53898a2c112;p=goodguy%2Fhistory.git

ffmpeg upgrade 3.3.2, ffmpeg audio segv fix, faststart mp4
---

diff --git a/cinelerra-5.1/cinelerra/ffmpeg.C b/cinelerra-5.1/cinelerra/ffmpeg.C
index 8e7e62ee..243c4e15 100644
--- a/cinelerra-5.1/cinelerra/ffmpeg.C
+++ b/cinelerra-5.1/cinelerra/ffmpeg.C
@@ -148,10 +148,13 @@ void FFAudioStream::reset_history()
 {
 	inp = outp = bfr;
 	hpos = 0;
+	memset(bfr, 0, lmt-bfr);
 }
 
 void FFAudioStream::iseek(int64_t ofs)
 {
+	if( ofs > hpos ) ofs = hpos;
+	if( ofs > sz ) ofs = sz;
 	outp = inp - ofs*nch;
 	if( outp < bfr ) outp += sz*nch;
 }
@@ -505,6 +508,7 @@ int FFStream::seek(int64_t no, double rate)
 			npkts = MAX_RETRY;
 		}
 	}
+	if( pos == curr_pos ) return 0;
 	if( pos > 0 && st->time_base.num > 0 ) {
 		double secs = pos / rate;
 		tstmp = secs * st->time_base.den / st->time_base.num;
@@ -521,7 +525,7 @@ int FFStream::seek(int64_t no, double rate)
 	}
         int ret = avformat_seek_file(fmt_ctx, st->index, -INT64_MAX, seek, INT64_MAX, flags);
 #else
-        int ret = av_seek_frame(fmt_ctx, st->index, tstmp, AVSEEK_FLAG_ANY);
+	int ret = av_seek_frame(fmt_ctx, st->index, tstmp, AVSEEK_FLAG_ANY);
 #endif
 	int retry = MAX_RETRY;
 	while( ret >= 0 ) {
diff --git a/cinelerra-5.1/configure.ac b/cinelerra-5.1/configure.ac
index f85285ab..3016661a 100644
--- a/cinelerra-5.1/configure.ac
+++ b/cinelerra-5.1/configure.ac
@@ -125,7 +125,7 @@ PKG_3RD([fdk],[auto],
   [ libAACdec/include libAACenc/include libSYS/include ])
 
 PKG_3RD([ffmpeg],[yes],
-  [ffmpeg-3.3],
+  [ffmpeg-3.3.2],
   [ libavutil/libavutil.a \
     libavcodec/libavcodec.a \
     libpostproc/libpostproc.a \
diff --git a/cinelerra-5.1/ffmpeg/audio/faststart_h264.mp4 b/cinelerra-5.1/ffmpeg/audio/faststart_h264.mp4
index 5b897a5f..d5db4f8b 100644
--- a/cinelerra-5.1/ffmpeg/audio/faststart_h264.mp4
+++ b/cinelerra-5.1/ffmpeg/audio/faststart_h264.mp4
@@ -1,2 +1,2 @@
-fqt libfdk_aac
+fmp4 libfdk_aac
 strict -2
diff --git a/cinelerra-5.1/ffmpeg/audio/faststart_h264.qt b/cinelerra-5.1/ffmpeg/audio/faststart_h264.qt
new file mode 100644
index 00000000..5b897a5f
--- /dev/null
+++ b/cinelerra-5.1/ffmpeg/audio/faststart_h264.qt
@@ -0,0 +1,2 @@
+fqt libfdk_aac
+strict -2
diff --git a/cinelerra-5.1/ffmpeg/format/fmp4 b/cinelerra-5.1/ffmpeg/format/fmp4
new file mode 100644
index 00000000..ea2ccf52
--- /dev/null
+++ b/cinelerra-5.1/ffmpeg/format/fmp4
@@ -0,0 +1,2 @@
+mp4
+movflags=+faststart
diff --git a/cinelerra-5.1/ffmpeg/video/faststart_h264.mp4 b/cinelerra-5.1/ffmpeg/video/faststart_h264.mp4
index 53f9b438..db06202b 100644
--- a/cinelerra-5.1/ffmpeg/video/faststart_h264.mp4
+++ b/cinelerra-5.1/ffmpeg/video/faststart_h264.mp4
@@ -1,4 +1,11 @@
-fqt libx264
+fmp4 libx264
+crf=28
+maxrate=20000000
+bufsize=20000000
+preset=veryslow
+profile=high
+level=41
+bf=8
+refs=4
 # use framerate for 1 keyframe/sec, needed for seeks
-keyint_min=25
-x264opts keyint=25
+x264opts cabac=1:me_range=24:bframes=8:keyint=60:keyint_min=25:qpmin=0:qpmax=69:qpstep=4
diff --git a/cinelerra-5.1/ffmpeg/video/faststart_h264.qt b/cinelerra-5.1/ffmpeg/video/faststart_h264.qt
new file mode 100644
index 00000000..53f9b438
--- /dev/null
+++ b/cinelerra-5.1/ffmpeg/video/faststart_h264.qt
@@ -0,0 +1,4 @@
+fqt libx264
+# use framerate for 1 keyframe/sec, needed for seeks
+keyint_min=25
+x264opts keyint=25
diff --git a/cinelerra-5.1/thirdparty/src/ffmpeg-3.3.tar.xz b/cinelerra-5.1/thirdparty/src/ffmpeg-3.3.2.tar.xz
similarity index 51%
rename from cinelerra-5.1/thirdparty/src/ffmpeg-3.3.tar.xz
rename to cinelerra-5.1/thirdparty/src/ffmpeg-3.3.2.tar.xz
index 78567853..4192c0aa 100644
Binary files a/cinelerra-5.1/thirdparty/src/ffmpeg-3.3.tar.xz and b/cinelerra-5.1/thirdparty/src/ffmpeg-3.3.2.tar.xz differ