Function flush_buffer

libavformat/aviobuf.c:168–182

}

static void flush_buffer(AVIOContext *s)
{
    s->buf_ptr_max = FFMAX(s->buf_ptr, s->buf_ptr_max);
    if (s->write_flag && s->buf_ptr_max > s->buffer) {
        writeout(s, s->buffer, s->buf_ptr_max - s->buffer);
        if (s->update_checksum) {
            s->checksum     = s->update_checksum(s->checksum, s->checksum_ptr,
                                                 s->buf_ptr_max - s->checksum_ptr);
            s->checksum_ptr = s->buffer;
        }
    }
    s->buf_ptr = s->buf_ptr_max = s->buffer;
    if (!s->write_flag)
        s->buf_end = s->buffer;
}

void avio_w8(AVIOContext *s, int b)
{