Print pixel and screen aspect ratios

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@10778 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 3d4c2f2f5faabaf1d831b7da13d9e7f1de1e58ed..af414c0096d42ad79657247a4f8a43b6a70adfc1 100644 (file)
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1075,6 +1075,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
     char buf1[32];
     char channels_str[100];
     int bitrate;
+    AVRational display_aspect_ratio;
 
     if (encode)
         p = avcodec_find_encoder(enc->codec_id);
@@ -1125,6 +1126,14 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
             snprintf(buf + strlen(buf), buf_size - strlen(buf),
                      ", %dx%d",
                      enc->width, enc->height);
+            av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
+                      enc->width*enc->sample_aspect_ratio.num,
+                      enc->height*enc->sample_aspect_ratio.den,
+                      1024*1024);
+            snprintf(buf + strlen(buf), buf_size - strlen(buf),
+                     " [PAR %d:%d DAR %d:%d]",
+                     enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den,
+                     display_aspect_ratio.num, display_aspect_ratio.den);
             if(av_log_level >= AV_LOG_DEBUG){
                 int g= ff_gcd(enc->time_base.num, enc->time_base.den);
                 snprintf(buf + strlen(buf), buf_size - strlen(buf),