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authorKevin Mitchell <kevmitch@gmail.com>2014-11-01 04:10:15 -0700
committerMichael Niedermayer <michaelni@gmx.at>2014-11-01 18:04:35 +0100
commitae6118de19a5fc02631842baf20675fa370f7a94 (patch)
tree7979fb528ff36d21c8886c7d4bc6b6624ff59e68 /doc/filters.texi
parent2847843868c9d7d7e75e771fd79136a00840a8aa (diff)
avfilter/idet: add current frame classification to metadata
Fixes ticket 3832 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'doc/filters.texi')
-rw-r--r--doc/filters.texi13
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 7be29debed..33f842be1d 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -5577,9 +5577,17 @@ Detect video interlacing type.
This filter tries to detect if the input is interlaced or progressive,
top or bottom field first.
+Single frame detection considers only immediately adjacent frames when classifying each frame.
+Multiple frame detection incorporates the classification history of previous frames.
+
The filter will log these metadata values:
@table @option
+@item single.current_frame
+Detected type of current frame using single-frame detection. One of:
+``tff'' (top field first), ``bff'' (bottom field first),
+``progressive'', or ``undetermined''
+
@item single.tff
Cumulative number of frames detected as top field first using single-frame detection.
@@ -5589,6 +5597,11 @@ Cumulative number of frames detected as top field first using multiple-frame det
@item single.bff
Cumulative number of frames detected as bottom field first using single-frame detection.
+@item multiple.current_frame
+Detected type of current frame using multiple-frame detection. One of:
+``tff'' (top field first), ``bff'' (bottom field first),
+``progressive'', or ``undetermined''
+
@item multiple.bff
Cumulative number of frames detected as bottom field first using multiple-frame detection.