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avfilter/vf_idet: add both multiple and single frame detection metadata

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Kevin Mitchell 2014-10-19 13:32:56 -07:00 committed by Michael Niedermayer
parent b5583fc3e0
commit ff68ceb1b5
3 changed files with 39 additions and 6 deletions
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28
doc/filters.texi
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@ -5573,6 +5573,34 @@ Detect video interlacing type.
This filter tries to detect if the input is interlaced or progressive,
top or bottom field first.
The filter will log these metadata values:
@table @option
@item single.tff
Cumulative number of frames detected as top field first using single-frame detection.
@item multiple.tff
Cumulative number of frames detected as top field first using multiple-frame detection.
@item single.bff
Cumulative number of frames detected as bottom field first using single-frame detection.
@item multiple.bff
Cumulative number of frames detected as bottom field first using multiple-frame detection.
@item single.progressive
Cumulative number of frames detected as progressive using single-frame detection.
@item multiple.progressive
Cumulative number of frames detected as progressive using multiple-frame detection.
@item single.undetermined
Cumulative number of frames that could not be classified using single-frame detection.
@item multiple.undetermined
Cumulative number of frames that could not be classified using multiple-frame detection.
@end table
The filter accepts the following options:
@table @option

4
libavfilter/version.h
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@ -30,8 +30,8 @@
#include "libavutil/version.h"
#define LIBAVFILTER_VERSION_MAJOR 5
#define LIBAVFILTER_VERSION_MINOR 1
#define LIBAVFILTER_VERSION_MICRO 106
#define LIBAVFILTER_VERSION_MINOR 2
#define LIBAVFILTER_VERSION_MICRO 100
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
LIBAVFILTER_VERSION_MINOR, \

13
libavfilter/vf_idet.c
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@ -178,10 +178,15 @@ static int filter_frame(AVFilterLink *link, AVFrame *picref)
filter(ctx);
av_dict_set_int(metadata, "lavfi.idet.tff", idet->prestat[TFF], 0);
av_dict_set_int(metadata, "lavfi.idet.bff", idet->prestat[BFF], 0);
av_dict_set_int(metadata, "lavfi.idet.progressive", idet->prestat[PROGRESSIVE], 0);
av_dict_set_int(metadata, "lavfi.idet.undetermined", idet->prestat[UNDETERMINED], 0);
av_dict_set_int(metadata, "lavfi.idet.single.tff", idet->prestat[TFF], 0);
av_dict_set_int(metadata, "lavfi.idet.single.bff", idet->prestat[BFF], 0);
av_dict_set_int(metadata, "lavfi.idet.single.progressive", idet->prestat[PROGRESSIVE], 0);
av_dict_set_int(metadata, "lavfi.idet.single.undetermined", idet->prestat[UNDETERMINED], 0);
av_dict_set_int(metadata, "lavfi.idet.multiple.tff", idet->poststat[TFF], 0);
av_dict_set_int(metadata, "lavfi.idet.multiple.bff", idet->poststat[BFF], 0);
av_dict_set_int(metadata, "lavfi.idet.multiple.progressive", idet->poststat[PROGRESSIVE], 0);
av_dict_set_int(metadata, "lavfi.idet.multiple.undetermined", idet->poststat[UNDETERMINED], 0);
return ff_filter_frame(ctx->outputs[0], av_frame_clone(idet->cur));
}