generic-library/ffmpeg
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ffmpeg: warn when -t is used for inputs.

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Using -t on an input already have surprising results.
Furthermore, using it on an input or an output makes
a real difference if there are speed-altering filters.

Implementing -t for inputs will probably result in some
behavour changes.
This commit is contained in:
Nicolas George 2012-06-28 20:26:13 +02:00
parent fcf8706ed9
commit 2c793b8501
1 changed files with 8 additions and 2 deletions
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10
ffmpeg.c
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@ -531,8 +531,14 @@ static void reset_options(OptionsContext *o, int is_input)
memset(o, 0, sizeof(*o));
if(is_input) o->recording_time = bak.recording_time;
else o->recording_time = INT64_MAX;
if (is_input) {
o->recording_time = bak.recording_time;
if (o->recording_time != INT64_MAX)
av_log(NULL, AV_LOG_WARNING,
"-t is not an input option, keeping it for the next output;"
" consider fixing your command line.\n");
} else
o->recording_time = INT64_MAX;
o->mux_max_delay = 0.7;
o->limit_filesize = UINT64_MAX;
o->chapters_input_file = INT_MAX;