From 1e26d66c3a7be31a9dd214b587488dfe3ed69b4b Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@herge.(none)>
Date: Tue, 23 Apr 2013 14:01:06 +0100
Subject: writing audio but sped up for some reason

---
 rotord/libavexporter.cpp | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'rotord/libavexporter.cpp')

diff --git a/rotord/libavexporter.cpp b/rotord/libavexporter.cpp
index ed69cec..41238e7 100644
--- a/rotord/libavexporter.cpp
+++ b/rotord/libavexporter.cpp
@@ -111,6 +111,33 @@ bool libav::Exporter::encodeFrame(unsigned char *pixels,uint16_t *samples){
 
     return true;
 }
+bool libav::Exporter::encodeFrame(unsigned char *pixels,AVPacket *audio){
+	// Compute current audio and video time. //
+    if (audio_st)
+        audio_pts = (double)audio_st->pts.val * audio_st->time_base.num / audio_st->time_base.den;
+    else
+        audio_pts = 0.0;
+
+    if (video_st)
+        video_pts = (double)video_st->pts.val * video_st->time_base.num /
+                    video_st->time_base.den;
+    else
+        video_pts = 0.0;
+
+    // write interleaved audio and video frames //
+    if (!video_st || (video_st && audio_st && audio_pts < video_pts)) {
+        write_audio_frame(oc, audio_st, audio);
+    } else {
+        write_video_frame(oc, video_st, pixels);
+
+        frame->pts += av_rescale_q(1, video_st->codec->time_base, video_st->time_base);
+    }
+
+    //std::cerr << "encoded frame " << outputframe << std::endl;
+    outputframe++;
+
+    return true;
+}
 void libav::Exporter::finishRecord(){
 
 	av_write_trailer(oc);
@@ -126,4 +153,4 @@ void libav::Exporter::finishRecord(){
 
     // free the stream //
     avformat_free_context(oc);
-}
\ No newline at end of file
+}
-- 
cgit v1.2.3