From 836848622f85231c3ff6b9af49704fec4c035df4 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@herge.(none)>
Date: Tue, 30 Apr 2013 15:31:00 +0100
Subject: first synced render

---
 rotord/libavexporter.cpp | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

(limited to 'rotord/libavexporter.cpp')

diff --git a/rotord/libavexporter.cpp b/rotord/libavexporter.cpp
index 41238e7..d9faa5b 100644
--- a/rotord/libavexporter.cpp
+++ b/rotord/libavexporter.cpp
@@ -54,11 +54,14 @@ bool libav::Exporter::record(std::string filename){
     // * video codecs and allocate the necessary encode buffers. //
     if (video_st)
         open_video(oc, video_codec, video_st);
-    if (audio_st)
-        size=open_audio(oc, audio_codec, audio_st);
-
-    std::cerr << "opened audio codec with "<<size<<" frame size"<<std::endl;
+    if (audio_st) {
+        audioframesize=open_audio(oc, audio_codec, audio_st);
+        audiostep=((float)audio_st->r_frame_rate.den)/audio_st->r_frame_rate.num;
+        audiostep=((float)audioframesize)/44100.0f; //where to get the framesize from?????
+        std::cerr << "opened audio codec with "<<audioframesize<<" frame size and "<<audiostep<<" seconds per frame"<<std::endl;
+    }
 
+    
     av_dump_format(oc, 0, filename.c_str(), 1);
 
     // open the output file, if needed //
@@ -138,6 +141,18 @@ bool libav::Exporter::encodeFrame(unsigned char *pixels,AVPacket *audio){
 
     return true;
 }
+bool libav::Exporter::encodeFrame(unsigned char *pixels){
+    video_pts = (double)video_st->pts.val * video_st->time_base.num / video_st->time_base.den;
+    write_video_frame(oc, video_st, pixels);
+    frame->pts += av_rescale_q(1, video_st->codec->time_base, video_st->time_base);
+    outputframe++;
+    return true;
+}
+bool libav::Exporter::encodeFrame(uint16_t *samples){
+    audio_pts = (double)audio_st->pts.val * audio_st->time_base.num / audio_st->time_base.den;
+    write_audio_frame(oc, audio_st, samples);
+    return true;
+}
 void libav::Exporter::finishRecord(){
 
 	av_write_trailer(oc);
-- 
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