SDL_AUDIO_MIN_BUFFER_SIZE  238 ffplay.c           uint8_t silence_buf[SDL_AUDIO_MIN_BUFFER_SIZE];
SDL_AUDIO_MIN_BUFFER_SIZE 2601 ffplay.c           wanted_spec.samples = FFMAX(SDL_AUDIO_MIN_BUFFER_SIZE, 2 << av_log2(wanted_spec.freq / SDL_AUDIO_MAX_CALLBACKS_PER_SEC));