[FFmpeg-devel] [PATCH v2] tests: add test for ffmpeg's fix_sub_duration feature

[Andreas Rheinhardt]

Jan Ekström:
> From: Jan Ekström <jan.ekstrom at 24i.com>
> 
> Signed-off-by: Jan Ekström <jan.ekstrom at 24i.com>
> ---
>  tests/fate/ffmpeg.mak                  | 11 +++++++++
>  tests/ref/fate/ffmpeg-fix_sub_duration | 31 ++++++++++++++++++++++++++
>  2 files changed, 42 insertions(+)
>  create mode 100644 tests/ref/fate/ffmpeg-fix_sub_duration
> 
> diff --git a/tests/fate/ffmpeg.mak b/tests/fate/ffmpeg.mak
> index 4ba73a8dfa..ff321eba7f 100644
> --- a/tests/fate/ffmpeg.mak
> +++ b/tests/fate/ffmpeg.mak
> @@ -94,6 +94,17 @@ FATE_FFMPEG-$(call ALLYES, FILE_PROTOCOL LAVFI_INDEV RAWVIDEO_DEMUXER      \
>  fate-shortest: tests/data/vsynth_lena.yuv
>  fate-shortest: CMD = framecrc -auto_conversion_filters -f lavfi -i "sine=3000:d=10" -f lavfi -i "sine=1000:d=1" -sws_flags +accurate_rnd+bitexact -fflags +bitexact -flags +bitexact -idct simple -f rawvideo -s 352x288 -pix_fmt yuv420p -i $(TARGET_PATH)/tests/data/vsynth_lena.yuv -filter_complex "[0:a:0][1:a:0]amix=inputs=2[audio]" -map 2:v:0 -map "[audio]" -sws_flags +accurate_rnd+bitexact -fflags +bitexact -flags +bitexact -idct simple -dct fastint -qscale 10 -threads 1 -c:v mpeg4 -c:a ac3_fixed -shortest
>  
> +# Basic test for fix_sub_duration, which calculates duration based on the
> +# following subtitle's pts.
> +FATE_FFMPEG-$(call ALLYES, AVDEVICE LAVFI_INDEV MOVIE_FILTER \

AVDEVICE is redundant with LAVFI_INDEV.

> +                           FILE_PROTOCOL PIPE_PROTOCOL MPEGVIDEO_DEMUXER \
> +                           MPEG2VIDEO_DECODER CCAPTION_DECODER \
> +                           TEXT_ENCODER SRT_MUXER) \

TEXT_ENCODER? Not SUBRIP_ENCODER? You are not encoding to text, but to
subrip after all (subtitle_codec of the srt muxer is AV_CODEC_ID_SUBRIP).

> +                           += fate-ffmpeg-fix_sub_duration
> +fate-ffmpeg-fix_sub_duration: CMD = fmtstdout srt -fix_sub_duration \
> +  -real_time 1 -f lavfi \
> +  -i "movie=$(TARGET_SAMPLES)/sub/Closedcaption_rollup.m2v[out0+subcc]"
> +
>  FATE_STREAMCOPY-$(call ALLYES, EAC3_DEMUXER MOV_MUXER) += fate-copy-trac3074
>  fate-copy-trac3074: $(SAMPLES)/eac3/csi_miami_stereo_128_spx.eac3
>  fate-copy-trac3074: CMD = transcode eac3 $(TARGET_SAMPLES)/eac3/csi_miami_stereo_128_spx.eac3\
> diff --git a/tests/ref/fate/ffmpeg-fix_sub_duration b/tests/ref/fate/ffmpeg-fix_sub_duration
> new file mode 100644
> index 0000000000..9cd36d4888
> --- /dev/null
> +++ b/tests/ref/fate/ffmpeg-fix_sub_duration
> @@ -0,0 +1,31 @@
> +1
> +00:00:00,968 --> 00:00:01,168
> +<font face="Monospace">{\an7}(</font>
> +
> +2
> +00:00:01,168 --> 00:00:01,368
> +<font face="Monospace">{\an7}(<i> inaudibl</i></font>
> +
> +3
> +00:00:01,368 --> 00:00:01,568
> +<font face="Monospace">{\an7}(<i> inaudible radio chat</i></font>
> +
> +4
> +00:00:01,568 --> 00:00:03,103
> +<font face="Monospace">{\an7}(<i> inaudible radio chatter</i> )</font>
> +
> +5
> +00:00:03,103 --> 00:00:03,303
> +<font face="Monospace">{\an7}(<i> inaudible radio chatter</i> )
> +>></font>
> +
> +6
> +00:00:03,303 --> 00:00:03,503
> +<font face="Monospace">{\an7}(<i> inaudible radio chatter</i> )
> +>> Safety rema</font>
> +
> +7
> +00:00:03,504 --> 00:00:03,704
> +<font face="Monospace">{\an7}(<i> inaudible radio chatter</i> )
> +>> Safety remains our numb</font>
> +
>