Note that the motion information includes subpel motion information
This was likely forgotten in 56bdf61baa04c4fd8d165f34499115ce0aa97c43.
Tested:
```
$ make examples -j
...
$ doc/examples/extract_mvs in.264 | head -40 | \
csvcut -C framenum,source,flags |csvlook
| blockw | blockh | srcx | srcy | dstx | dsty | motion_x | motion_y |
motion_scale |
| ------ | ------ | ----- | ---- | ----- | ---- | -------- | -------- |
------------ |
| 16 | 16 | 20 | 26 | 8 | 8 | 49 | 72 |
4 |
| 16 | 16 | 152 | 15 | 136 | 8 | 65 | 28 |
4 |
| 16 | 8 | 360 | 3 | 360 | 4 | 1 | -6 |
4 |
| 16 | 8 | 360 | 13 | 360 | 12 | -1 | 4 |
4 |
| 16 | 16 | 440 | 10 | 440 | 8 | 3 | 10 |
4 |
| 8 | 16 | 829 | 7 | 836 | 8 | -31 | -6 |
4 |
| 8 | 16 | 844 | 7 | 844 | 8 | -1 | -4 |
4 |
| 16 | 16 | 1,004 | 14 | 1,048 | 8 | -177 | 24 |
4 |
| 16 | 16 | 1,096 | 8 | 1,096 | 8 | -1 | 0 |
4 |
| 16 | 8 | 1,417 | 24 | 1,416 | 4 | 7 | 82 |
4 |
| 16 | 8 | 1,416 | 13 | 1,416 | 12 | 0 | 6 |
4 |
| 16 | 8 | 87 | 20 | 88 | 20 | -7 | 0 |
4 |
| 16 | 8 | 99 | 44 | 88 | 28 | 45 | 66 |
4 |
...
```
Also:
```
$ make fate -j
...
```
---
doc/examples/extract_mvs.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/doc/examples/extract_mvs.c b/doc/examples/extract_mvs.c
index cc1311da91..b80ba26bb7 100644
--- a/doc/examples/extract_mvs.c
+++ b/doc/examples/extract_mvs.c
@@ -61,10 +61,11 @@ static int decode_packet(const AVPacket *pkt)
const AVMotionVector *mvs = (const AVMotionVector *)sd->data;
for (i = 0; i < sd->size / sizeof(*mvs); i++) {
const AVMotionVector *mv = &mvs[i];
- printf("%d,%2d,%2d,%2d,%4d,%4d,%4d,%4d,0x%"PRIx64"\n",
+
printf("%d,%2d,%2d,%2d,%4d,%4d,%4d,%4d,0x%"PRIx64",%4d,%4d,%4d\n",
video_frame_count, mv->source,
mv->w, mv->h, mv->src_x, mv->src_y,
- mv->dst_x, mv->dst_y, mv->flags);
+ mv->dst_x, mv->dst_y, mv->flags,
+ mv->motion_x, mv->motion_y, mv->motion_scale);
}
}
av_frame_unref(frame);
@@ -166,7 +167,7 @@ int main(int argc, char **argv)
goto end;
}
- printf("framenum,source,blockw,blockh,srcx,srcy,dstx,dsty,flags\n");
+
printf("framenum,source,blockw,blockh,srcx,srcy,dstx,dsty,flags,motion_x,motion_y,motion_scale\n");
/* read frames from the file */
while (av_read_frame(fmt_ctx, pkt) >= 0) {
--
2.37.3
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