From: Damiano Galassi <damiog@gmail.com>
Date: Mon, 7 Aug 2017 06:25:28 +0000 (+0200)
Subject: libhb: read video rotation from libav.
X-Git-Tag: 1.1.0~316
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9d67804d059c9d0946ba73bba229c69a78ea7439;p=handbrake

libhb: read video rotation from libav.
---

diff --git a/libhb/common.h b/libhb/common.h
index e39c3a778..2b8467d82 100644
--- a/libhb/common.h
+++ b/libhb/common.h
@@ -1015,6 +1015,7 @@ struct hb_title_s
 
     int           preview_count;
     int           has_resolution_change;
+    enum { HB_ROTATION_0, HB_ROTATION_90, HB_ROTATION_180, HB_ROTATION_270 } rotation;
     hb_geometry_t geometry;
     hb_rational_t dar;             // aspect ratio for the title's video
     hb_rational_t container_dar;   // aspect ratio from container (0 if none)
diff --git a/libhb/hbffmpeg.h b/libhb/hbffmpeg.h
index e15f91650..82930ad96 100644
--- a/libhb/hbffmpeg.h
+++ b/libhb/hbffmpeg.h
@@ -15,6 +15,7 @@
 #include "libavutil/opt.h"
 #include "libavutil/avutil.h"
 #include "libavutil/downmix_info.h"
+#include "libavutil/display.h"
 #include "libswscale/swscale.h"
 #include "libavresample/avresample.h"
 #include "common.h"
diff --git a/libhb/stream.c b/libhb/stream.c
index a2d50447e..ba1d41761 100644
--- a/libhb/stream.c
+++ b/libhb/stream.c
@@ -5543,6 +5543,37 @@ static hb_title_t *ffmpeg_title_scan( hb_stream_t *stream, hb_title_t *title )
                 title->geometry.par.den = ic->streams[i]->sample_aspect_ratio.den;
             }
 
+            int j;
+            for (j = 0; j < ic->streams[i]->nb_side_data; j++)
+            {
+                AVPacketSideData sd = ic->streams[i]->side_data[j];
+                switch (sd.type)
+                {
+                    case AV_PKT_DATA_DISPLAYMATRIX:
+                    {
+                        int rotation = av_display_rotation_get((int32_t *)sd.data);
+                        switch (rotation) {
+                            case 90:
+                                title->rotation = HB_ROTATION_90;
+                                break;
+                            case 180:
+                            case -180:
+                                title->rotation = HB_ROTATION_180;
+                                break;
+                            case -90:
+                            case 270:
+                                title->rotation = HB_ROTATION_270;
+                                break;
+                            default:
+                                break;
+                        }
+                        break;
+                    }
+                    default:
+                        break;
+                }
+            }
+
             title->video_codec = WORK_DECAVCODECV;
             title->video_codec_param = codecpar->codec_id;
             if (ic->iformat->raw_codec_id != AV_CODEC_ID_NONE)