@@ -761,12 +761,8 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
theta = get_rotation(displaymatrix);
if (fabs(theta - 90) < 1.0) {
- ret = insert_filter(&last_filter, &pad_idx, "transpose", "clock");
- if (displaymatrix[3] > 0) {
- ret = insert_filter(&last_filter, &pad_idx, "hflip", NULL);
- if (ret < 0)
- return ret;
- }
+ ret = insert_filter(&last_filter, &pad_idx, "transpose",
+ displaymatrix[3] > 0 ? "cclock_flip" : "clock");
} else if (fabs(theta - 180) < 1.0) {
if (displaymatrix[0] < 0) {
ret = insert_filter(&last_filter, &pad_idx, "hflip", NULL);
@@ -777,12 +773,8 @@ static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
ret = insert_filter(&last_filter, &pad_idx, "vflip", NULL);
}
} else if (fabs(theta - 270) < 1.0) {
- ret = insert_filter(&last_filter, &pad_idx, "transpose", "cclock");
- if (displaymatrix[3] < 0) {
- ret = insert_filter(&last_filter, &pad_idx, "hflip", NULL);
- if (ret < 0)
- return ret;
- }
+ ret = insert_filter(&last_filter, &pad_idx, "transpose",
+ displaymatrix[3] < 0 ? "clock_flip" : "cclock");
} else if (fabs(theta) > 1.0) {
char rotate_buf[64];
snprintf(rotate_buf, sizeof(rotate_buf), "%f*PI/180", theta);
The transpose filter has modes equivalent to "rotation by 90°/270°" followed by horizontal flips. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com> --- fftools/ffmpeg_filter.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-)