fftools/ffmpeg_enc: do not round frame durations prematurely

Changes the results of fate-idroq-video-encode and fate-lavf* tests,
where different frames now get duplicated by framerate conversion code.

fftools/ffmpeg_enc.c

@@ -1030,11 +1030,11 @@ static void video_sync_process(OutputFile *of, OutputStream *ost,
             *nb_frames = 0;
         else if (delta > 0.6)
             e->next_pts = llrint(sync_ipts);
-        frame->duration = duration;
+        frame->duration = llrint(duration);
         break;
     case VSYNC_DROP:
     case VSYNC_PASSTHROUGH:
-        frame->duration = duration;
+        frame->duration = llrint(duration);
         e->next_pts = llrint(sync_ipts);
         break;
     default:
@@ -1112,7 +1112,7 @@ static int do_video_out(OutputFile *of, OutputStream *ost, AVFrame *frame)
     if (frame) {
         FrameData *fd = frame_data(frame);
 
-        duration = lrintf(frame->duration * av_q2d(frame->time_base) / av_q2d(enc->time_base));
+        duration = frame->duration * av_q2d(frame->time_base) / av_q2d(enc->time_base);
 
         if (duration <= 0 &&
             fd->frame_rate_filter.num > 0 && fd->frame_rate_filter.den > 0)

tests/ref/fate/idroq-video-encode

@@ -1 +1 @@
-e9ff61023826fce304350ff6e7c63b2f
+6d8303bb56b8da2a63efef323aea235e

tests/ref/lavf/dv_ntsc

@@ -1,3 +1,3 @@
-5569626370c7c72d40de2c4559e32856 *tests/data/lavf/lavf.dv_ntsc
+d28a4c67aa8e3413458de9ca7e6f00ed *tests/data/lavf/lavf.dv_ntsc
 3480000 tests/data/lavf/lavf.dv_ntsc
-tests/data/lavf/lavf.dv_ntsc CRC=0xa0088163
+tests/data/lavf/lavf.dv_ntsc CRC=0xaa69ba6a

tests/ref/lavf/gxf_ntsc

@@ -1,3 +1,3 @@
-9a27673c85f1671ba9ff7cd33e5735de *tests/data/lavf/lavf.gxf_ntsc
+5071abe1fd46a3ca3d669203c6d45883 *tests/data/lavf/lavf.gxf_ntsc
-794660 tests/data/lavf/lavf.gxf_ntsc
+793900 tests/data/lavf/lavf.gxf_ntsc
-tests/data/lavf/lavf.gxf_ntsc CRC=0xdcd39443
+tests/data/lavf/lavf.gxf_ntsc CRC=0xb73f184e

tests/ref/lavf/ismv

@@ -1,9 +1,9 @@
 48fb8d7a5d19bd60f3a49ccf4b7d6593 *tests/data/lavf/lavf.ismv
 313169 tests/data/lavf/lavf.ismv
 tests/data/lavf/lavf.ismv CRC=0x9d9a638a
-d19cd8e310a2e94fe0a0d11c5dc29217 *tests/data/lavf/lavf.ismv
+b3ba38e148c00466441627ea04749f63 *tests/data/lavf/lavf.ismv
-322075 tests/data/lavf/lavf.ismv
+322247 tests/data/lavf/lavf.ismv
-tests/data/lavf/lavf.ismv CRC=0xe8130120
+tests/data/lavf/lavf.ismv CRC=0xc5569484
 3b6023766845b51b075aed474c00f73c *tests/data/lavf/lavf.ismv
 312546 tests/data/lavf/lavf.ismv
 tests/data/lavf/lavf.ismv CRC=0x9d9a638a

tests/ref/lavf/mov

@@ -1,9 +1,9 @@
 11bd76730274924e02623172b82b5236 *tests/data/lavf/lavf.mov
 357539 tests/data/lavf/lavf.mov
 tests/data/lavf/lavf.mov CRC=0xbb2b949b
-6efa586655e3db043cb29668f5216610 *tests/data/lavf/lavf.mov
+9ed9ce9b636f85b62d3c3583ff84691e *tests/data/lavf/lavf.mov
-366621 tests/data/lavf/lavf.mov
+366793 tests/data/lavf/lavf.mov
-tests/data/lavf/lavf.mov CRC=0xa9793231
+tests/data/lavf/lavf.mov CRC=0xc75fc595
 c80c625ded376602e71d5aa6ac6fdb1c *tests/data/lavf/lavf.mov
 356921 tests/data/lavf/lavf.mov
 tests/data/lavf/lavf.mov CRC=0xbb2b949b

tests/ref/lavf/mp4

@@ -1,9 +1,9 @@
 a6e44724cab1c4b50c49b0fd227b87d3 *tests/data/lavf/lavf.mp4
 312477 tests/data/lavf/lavf.mp4
 tests/data/lavf/lavf.mp4 CRC=0x9d9a638a
-19cbdb02f2f3e35bae779e2323be1b8e *tests/data/lavf/lavf.mp4
+0906d4bcb61dd8bcb21a37d6b5b48ea2 *tests/data/lavf/lavf.mp4
-321363 tests/data/lavf/lavf.mp4
+321535 tests/data/lavf/lavf.mp4
-tests/data/lavf/lavf.mp4 CRC=0xe8130120
+tests/data/lavf/lavf.mp4 CRC=0xc5569484
 8ab9dd09f02b6d8146a40fc3c918d979 *tests/data/lavf/lavf.mp4
 312021 tests/data/lavf/lavf.mp4
 tests/data/lavf/lavf.mp4 CRC=0x9d9a638a

tests/ref/lavf/mpg

@@ -1,9 +1,9 @@
 01bbdea588da51ab4a9d1d26f3443c96 *tests/data/lavf/lavf.mpg
 372736 tests/data/lavf/lavf.mpg
 tests/data/lavf/lavf.mpg CRC=0x000e23ae
-87b447b78a7d1141b9d41bb3aa50434d *tests/data/lavf/lavf.mpg
+67a87970fae5cbd878ad6353aa9138da *tests/data/lavf/lavf.mpg
 389120 tests/data/lavf/lavf.mpg
-tests/data/lavf/lavf.mpg CRC=0x60ba4ab9
+tests/data/lavf/lavf.mpg CRC=0x9264985a
 284f41c914df75c12de01e223d65f87f *tests/data/lavf/lavf.mpg
 372736 tests/data/lavf/lavf.mpg
 tests/data/lavf/lavf.mpg CRC=0x000e23ae

tests/ref/lavf/mxf

@@ -1,9 +1,9 @@
 9ec1ad83b3400de11ca2f70b3b2d4c4d *tests/data/lavf/lavf.mxf
 526393 tests/data/lavf/lavf.mxf
 tests/data/lavf/lavf.mxf CRC=0x8dddfaab
-546eb8c864c0d76c6a9d5303701e9031 *tests/data/lavf/lavf.mxf
+3edfabe839a29f5902969c15ebac6d8d *tests/data/lavf/lavf.mxf
-561721 tests/data/lavf/lavf.mxf
+551481 tests/data/lavf/lavf.mxf
-tests/data/lavf/lavf.mxf CRC=0x96ff1b48
+tests/data/lavf/lavf.mxf CRC=0xf091e687
 5bd0ce691510e6fae969886c32ad7a14 *tests/data/lavf/lavf.mxf
 526393 tests/data/lavf/lavf.mxf
 tests/data/lavf/lavf.mxf CRC=0x8dddfaab