webvtt_stack_push 89 libavcodec/webvttenc.c } else if (webvtt_stack_push(s, c) < 0) webvtt_stack_push 99 libavcodec/webvttenc.c webvtt_stack_push(s, 'b'); webvtt_stack_push 103 libavcodec/webvttenc.c webvtt_stack_push(s, 'i'); webvtt_stack_push 107 libavcodec/webvttenc.c webvtt_stack_push(s, 'u');