videolan/ffmpeg
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ffmpeg: limit read_key() calls to get a tiny speed boost.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-08 18:36:15 +02:00
parent c09abba1d9
commit 92ec66f983
1 changed files with 6 additions and 1 deletions
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ffmpeg.c
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@ -2444,10 +2444,15 @@ static int transcode(OutputFile *output_files, int nb_output_files,
opts_min= 1e100;
/* if 'q' pressed, exits */
if (!using_stdin) {
static int64_t last_time;
if (received_nb_signals)
break;
/* read_key() returns 0 on EOF */
key = run_as_daemon ? -1 : read_key();
if(cur_time - last_time >= 100000 && !run_as_daemon){
key = read_key();
last_time = cur_time;
}else
key = -1;
if (key == 'q')
break;
if (key == '+') av_log_set_level(av_log_get_level()+10);